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Sierra Nevada Holiday Storm Events


Srain

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That's a good start for a storm of maximum effect in the Sierra-hard to say if it will be historic considering past history especially with the winds since ridgetop winds in the past have well exceeded 130 mph in gusts particularly along the ridges near Tahoe and at Slide Mountain and Mt. Rose near Reno.

Steve

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HPC:

...WEST...

AN ONSLAUGHT OF HEAVY OROGRAPHIC SNOW IS EXPECTED TO IMPACT A GOOD

PORTION OF THE WESTERN STATES THIS FCST PERIOD... BASICALLY FROM

SAT THROUGH MON. A LARGE AND SLOW MOVING CIRCULATION OVER THE

NRN/NERN PAC WILL STEER A SERIES OF PAC DISTURBANCES AND ANOMALOUS

DEEP TROPICAL MOISTURE INTO CA AND PROCEED/TRANSPORT DOWNSTREAM

THROUGH THE INTER-MOUNTAIN WEST. THE RESULTANT WILL BE A

TREMENDOUS DEVELOPING SNOW-PACK FROM THE SIERRA/NRN CA MTNS AND OR

CASCADES THROUGH MUCH OF THE INTERIOR WRN TERRAIN.

A VERY ACTIVE AND PERSISTENT WSWRLY TO NERLY 250 MB UPPER JET OF

150 KTS WILL STEER THESE IMPULSES INTO THE WEST... WHILE 00Z GFS

MOISTURE FLUX ANOMALIES ARE OFF THE CHARTS... BASICALLY 4 TO 5

TIMES ABOVE AVG. THE COMBINATION OF THE STRONG FORCING...

IMPRESSIVE AVAILABLE PAC/TROPICAL MOISTURE TRANSPORT AND

BROAD/ENHANCED UPPER DIVERGENCE WILL LIKELY PUMMEL THE TERRAIN

WITH MORE FEET THAN SINGLE INCHES OF SNOW.

ON SAT... A GENERAL AND BROAD ONSHORE COMPONENT WILL BE IN PLACE

FROM OR SOUTH DOWN THE CA COASTLINE. THIS UNIFORM FLOW SHOULD

ENHANCE ACCUMULATIONS FROM THE OR CASCADES/NRN CA MTNS AND SIERRA

INTO THE SAWTOOTH OF ID/NRN AND CENTRAL WASATCH AND CO ROCKIES. A

MORE SIGNIFICANT SHORT WAVE ON SUN WILL ROUND THE BASE OF THE

UPPER TROUGH AND GLIDE INTO NRN/CENTRAL CA. THE LOWERING OF

HEIGHTS AND MORE SWRLY TRAJECTORY SHOULD BE IDEAL FOR VERY HEAVY

SNOW ONCE AGAIN ACROSS THE NRN CA MTNS AND SIERRA INTO THE NRN

WASATCH/UINTAS. FINALLY ON MON... HEIGHTS CONTINUE TO DIG DOWN THE

WEST COAST DIRECTING THE DEEP MOISTURE THROUGH CA INTO THE ENTIRE

WASATCH/CO ROCKIES. WHEN ALL IS SAID AND DONE... EXPECT THE CA

SIERRA TO SEE 4 TO 8 FEET... IF NOT MORE... OF SNOW OVER THE THREE

DAY FCST PERIOD...WHICH COULD VERY WELL BE HISTORIC.

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Snowfall forecast are for the Sesame snow course (Main Lodge)

As reported in the 7 AM daily snow report for new snow.

Snow total at Sesame 7 AM 12/18 = 32"

Sun 12/19 = 23-25"

Mon 12/20 = 38-40"

Tue 12/21 = 13-15"

Wed 12/22 = 14-16"

Thu 12/23 = 12-14"

Storm Total = 132-142"

http://forums.mammothmountain.com/viewtopic.php?f=8&t=8615&start=555#p154486

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So there getting about 1/3-1/2 of their average snowfall in this storm.

Any members from the sierras?

And they got hammered back in November with I think an additional 50-100" that month. So they'll be close to 2/3 or more of seasonal by the end of next week more than likely. Just ridiculous.

Here's some rain totals from LA's CWA...Ventura and SLO County mountains have gotten crushed so far. Up to about 3/4" IMBY:

PRECIPITATION SUMMARY

NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA

1030 AM PST SAT DEC 18 2010

...PRELIMINARY RAINFALL TOTALS...

THE FOLLOWING ARE RAINFALL TOTALS IN INCHES

FOR THIS RAIN EVENT FROM EARLY THURSDAY MORNING

THROUGH 1000 AM SATURDAY MORNING.

.LOS ANGELES COUNTY METROPOLITAN

AVALON INLAND..................... 1.15

HAWTHORNE (KHHR).................. 0.74

LA AIRPORT(KLAX).................. 0.76

LA DOWNTOWN (CQT)................. 0.62

LONG BEACH (KLGB)................. 1.05

SANTA MONICA (KSMO)............... 0.82

REDONDO BEACH..................... 0.48

TORRANCE.......................... 0.46

MONTE NIDO........................ 1.06

CULVER CITY....................... 0.47

GETTY CENTER...................... 0.25

UCLA.............................. 0.93

BEVERLY HILLS..................... 0.93

HOLLYWOOD RESERVOIR............... 0.55

SOUTH GATE........................ 0.35

.LOS ANGELES COUNTY VALLEYS

BURBANK (KBUR).................... 0.47

VAN NUYS (KVNY)................... 0.78

NORTHRIDGE........................ 0.70

WOODLAND HILLS.................... 0.64

AGOURA HILLS...................... 0.71

CHATSWORTH RESERVOIR.............. 0.43

CANOGA PARK....................... 0.75

PACOIMA DAM....................... 0.55

NEWHALL........................... 0.98

DEL VALLE......................... 0.55

EAGLE ROCK RESERVOIR.............. 0.43

PASADENA.......................... 0.74

SAN GABRIEL....................... 0.59

EATON DAM......................... 0.67

LA VERNE.......................... 1.38

SANTA FE DAM...................... 0.60

WHITTIER.......................... 0.52

POMONA............................ 0.75

CLAREMONT......................... 1.29

.LOS ANGELES COUNTY MOUNTAINS AND FOOTHILLS

SANDBERG (KSDB)................... 0.32

MOUNT WILSON...................... 1.06

WEST FORK HELIPORT................ 2.36

SANTA ANITA DAM................... 1.41

SAN GABRIEL DAM................... 1.73

MORRIS DAM........................ 0.40

CRYSTAL LAKE...................... 1.57

SIERRA MADRE...................... 0.43

TANBARK........................... 2.49

SAN ANTONIO DAM................... 1.00

MT BALDY.......................... 0.80

WHITAKER PEAK..................... 1.50

WARM SPRINGS...................... 1.22

CAMP 9............................ 0.99

.LOS ANGELES COUNTY DESERTS

POPPY PARK........................ 0.19

LANCASTER (KWJF).................. 0.35

.VENTURA COUNTY COASTAL

CAMARILLO (KCMA).................. 0.73

CSU CHANNEL ISLANDS............... 0.51

LEO CARRILLO...................... 0.47

OXNARD - NWS...................... 0.98

OXNARD CIVIC CENTER............... 1.00

SILVERSTRAND BEACH................ 1.42

VENTURA........................... 0.77

SATICOY........................... 0.94

LA CONCHITA....................... 0.51

.VENTURA COUNTY WESTERN VALLEYS

STATION CANYON.................... 1.70

MATILIJA DAM...................... 2.73

STEWART CANYON.................... 1.33

LAKE CASITAS...................... 1.85

FAGAN CANYON...................... 0.98

OJAI.............................. 1.08

SOUTH MOUNTAIN.................... 0.95

.VENTURA COUNTY EASTERN VALLEYS

FILLMORE.......................... 0.99

MOORPARK.......................... 0.70

LAKE PIRU......................... 1.47

PIRU.............................. 1.13

THOUSAND OAKS..................... 0.48

ROCKY PEAK........................ 1.22

SIMI VALLEY....................... 0.43

CIRCLE X RANCH.................... 1.10

CHEESEBORO........................ 0.45

.VENTURA COUNTY MOUNTAINS

LOCKWOOD VALLEY................... 0.49

NORTH FORK MATILIJA............... 2.48

WHITE LEDGE PEAK.................. 2.13

NORDHOFF RIDGE.................... 4.37

ORTEGA HILL....................... 1.65

ROSE VALLEY....................... 2.56

CHUCHUPATE........................ 0.52

OLD MAN MOUNTAIN.................. 2.71

ALAMO MOUNTAIN.................... 0.35

.SANTA BARBARA NORTH COAST

SANTA MARIA (KSMX)................ 1.07

SISQUOC........................... 0.99

TWITCHELL DAM..................... 1.18

SUDDEN PEAK....................... 1.92

LOS ALAMOS........................ 0.84

LOMPOC............................ 1.45

VANDENBERG (KVBG)................. 1.42

BUELLTON.......................... 1.15

SOLVANG........................... 1.37

SANTA YNEZ (KIZA)................. 0.59

NEW CUYAMA........................ 0.15

CACHUMA DAM....................... 1.30

LOS PRIETOS....................... 1.32

.SANTA BARBARA SOUTH COAST

MARIA YGNACIO RIDGE............... 1.22

MOUNT CALVARY..................... 1.15

SANTA BARBARA..................... 1.15

SANTA BARBARA(KSBA)............... 1.56

CARPINTERIA....................... 0.86

MONTECITO HILLS................... 0.82

TAJIGUAS LANDFILL................. 1.77

.SANTA BARBARA MOUNTAINS AND FOOTHILLS

FIGUEROA MOUNTAIN................. 1.06

REFUGIO PASS...................... 2.21

WEST BIG PINE..................... 1.57

SAN MARCOS PASS................... 2.09

GIBRALTAR DAM..................... 1.52

LA CUMBRE PEAK.................... 1.38

.SAN LUIS OBISPO COUNTY COAST

MORRO BAY......................... 1.18

CAMBRIA........................... 1.38

SLO - CAL POLY.................... 1.40

SAN LUIS OBISPO(KSBP)............. 2.11

SAN LUIS HARBOR................... 2.00

OCEANO............................ 1.46

PISMO BEACH....................... 1.73

POINT PIEDRAS BLANCAS............. 0.94

.SAN LUIS OBISPO COUNTY CENTRAL

ATASCADERO........................ 0.87

ROCKY BUTTE....................... 5.39

LAS TABLAS........................ 1.90

UPPER TORO CREEK ROAD............. 2.13

SANTA MARGARITA................... 1.22

SALINAS DAM....................... 1.61

LAKE LOPEZ........................ 1.38

BALD MOUNTAIN..................... 1.26

.SAN LUIS OBISPO COUNTY EASTERN

SHANDON........................... 0.59

BLACK MOUNTAIN.................... 1.28

LA PANZA.......................... 0.53

BRANCH MOUNTAIN................... 1.10

CARRIZO PLAIN..................... 0.29

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Updated LOX CWA totals:

PRECIPITATION SUMMARY

NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA

425 PM PST SAT DEC 18 2010

...PRELIMINARY RAINFALL TOTALS...

THE FOLLOWING ARE RAINFALL TOTALS IN INCHES

FOR THIS RAIN EVENT FROM EARLY THURSDAY MORNING

THROUGH 400 PM SATURDAY AFTERNOON.

.LOS ANGELES COUNTY METROPOLITAN

AVALON INLAND..................... 1.19

HAWTHORNE (KHHR).................. 0.84

LA AIRPORT(KLAX).................. 0.90

LA DOWNTOWN (CQT)................. 0.66

LONG BEACH (KLGB)................. 1.14

SANTA MONICA (KSMO)............... 1.17

REDONDO BEACH..................... 0.65

TORRANCE.......................... 0.53

MONTE NIDO........................ 1.38

CULVER CITY....................... 0.63

UCLA.............................. 1.17

BEVERLY HILLS..................... 1.32

HOLLYWOOD RESERVOIR............... 0.90

SOUTH GATE........................ 0.37

.LOS ANGELES COUNTY VALLEYS

VAN NUYS (KVNY)................... 1.10

NORTHRIDGE........................ 1.17

WOODLAND HILLS.................... 0.84

AGOURA HILLS...................... 0.94

CHATSWORTH RESERVOIR.............. 0.66

CANOGA PARK....................... 1.18

PACOIMA DAM....................... 0.79

NEWHALL........................... 1.34

DEL VALLE......................... 0.81

EAGLE ROCK RESERVOIR.............. 0.59

PASADENA.......................... 1.02

SAN GABRIEL....................... 0.83

EATON DAM......................... 0.95

LA VERNE.......................... 1.62

SANTA FE DAM...................... 0.78

WHITTIER.......................... 0.82

POMONA............................ 0.77

CLAREMONT......................... 1.50

.LOS ANGELES COUNTY MOUNTAINS AND FOOTHILLS

SANDBERG (KSDB)................... 0.37

MOUNT WILSON...................... 1.37

WEST FORK HELIPORT................ 2.52

SANTA ANITA DAM................... 1.85

SAN GABRIEL DAM................... 1.89

CRYSTAL LAKE...................... 1.77

SIERRA MADRE...................... 0.67

TANBARK........................... 2.76

SAN ANTONIO DAM................... 0.83

MT BALDY.......................... 0.92

WHITAKER PEAK..................... 1.75

WARM SPRINGS...................... 1.44

CAMP 9............................ 1.36

.LOS ANGELES COUNTY DESERTS

LANCASTER (KWJF).................. 0.46

.VENTURA COUNTY COASTAL

CAMARILLO (KCMA).................. 1.31

CSU CHANNEL ISLANDS............... 1.14

LEO CARRILLO...................... 1.00

OXNARD - NWS...................... 1.70

OXNARD CIVIC CENTER............... 1.82

SILVERSTRAND BEACH................ 2.36

VENTURA........................... 1.43

SATICOY........................... 1.62

LA CONCHITA....................... 0.98

.VENTURA COUNTY WESTERN VALLEYS

STATION CANYON.................... 2.38

MATILIJA DAM...................... 2.87

STEWART CANYON.................... 1.88

LAKE CASITAS...................... 2.74

FAGAN CANYON...................... 1.41

OJAI.............................. 1.52

SOUTH MOUNTAIN.................... 1.54

.VENTURA COUNTY EASTERN VALLEYS

FILLMORE.......................... 1.30

MOORPARK.......................... 1.04

LAKE PIRU......................... 1.73

PIRU.............................. 1.54

THOUSAND OAKS..................... 0.78

ROCKY PEAK........................ 1.57

SIMI VALLEY....................... 0.78

CIRCLE X RANCH.................... 1.69

CHEESEBORO........................ 0.67

.VENTURA COUNTY MOUNTAINS

LOCKWOOD VALLEY................... 0.57

NORTH FORK MATILIJA............... 2.48

WHITE LEDGE PEAK.................. 2.80

NORDHOFF RIDGE.................... 5.35

ORTEGA HILL....................... 2.25

ROSE VALLEY....................... 3.23

CHUCHUPATE........................ 0.84

OLD MAN MOUNTAIN.................. 3.15

ALAMO MOUNTAIN.................... 0.41

.SANTA BARBARA NORTH COAST

SANTA MARIA (KSMX)................ 2.29

SISQUOC........................... 2.43

TWITCHELL DAM..................... 3.07

SUDDEN PEAK....................... 2.75

LOS ALAMOS........................ 1.50

LOMPOC............................ 2.06

VANDENBERG (KVBG)................. 2.01

BUELLTON.......................... 1.56

SOLVANG........................... 1.82

SANTA YNEZ (KIZA)................. 0.94

NEW CUYAMA........................ 0.45

CACHUMA DAM....................... 1.79

LOS PRIETOS....................... 1.67

.SANTA BARBARA SOUTH COAST

MARIA YGNACIO RIDGE............... 1.93

MOUNT CALVARY..................... 1.89

SANTA BARBARA..................... 2.02

SANTA BARBARA(KSBA)............... 2.20

CARPINTERIA....................... 1.48

MONTECITO HILLS................... 1.23

TAJIGUAS LANDFILL................. 2.60

.SANTA BARBARA MOUNTAINS AND FOOTHILLS

FIGUEROA MOUNTAIN................. 1.52

REFUGIO PASS...................... 3.35

WEST BIG PINE..................... 1.81

SAN MARCOS PASS................... 3.25

GIBRALTAR DAM..................... 1.98

LA CUMBRE PEAK.................... 2.24

.SAN LUIS OBISPO COUNTY COAST

MORRO BAY......................... 2.42

CAMBRIA........................... 1.81

SLO - CAL POLY.................... 2.38

SAN LUIS OBISPO(KSBP)............. 2.81

SAN LUIS HARBOR................... 3.50

OCEANO............................ 2.60

PISMO BEACH....................... 3.14

POINT PIEDRAS BLANCAS............. 1.22

.SAN LUIS OBISPO COUNTY CENTRAL

ATASCADERO........................ 1.77

ROCKY BUTTE....................... 6.69

LAS TABLAS........................ 2.24

UPPER TORO CREEK ROAD............. 3.46

SANTA MARGARITA................... 2.32

SALINAS DAM....................... 2.48

LAKE LOPEZ........................ 2.68

BALD MOUNTAIN..................... 2.72

.SAN LUIS OBISPO COUNTY EASTERN

SHANDON........................... 0.94

BLACK MOUNTAIN.................... 2.60

LA PANZA.......................... 1.14

BRANCH MOUNTAIN................... 2.50

CARRIZO PLAIN..................... 0.88

$$

B/SETO/KAPLAN

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Rebumping. Tough to get snow totals, but focusing on my area, here are rain totals thus far. Up to about 1.50-1.75" IMBY.

PRECIPITATION SUMMARY

NATIONAL WEATHER SERVICE LOS ANGELES/OXNARD CA

1001 PM PST SAT DEC 18 2010

...PRELIMINARY RAINFALL TOTALS...

THE FOLLOWING ARE RAINFALL TOTALS IN INCHES

FOR THIS RAIN EVENT EARLY THURSDAY MORNING

THROUGH 1000 PM THIS EVENING.

.LOS ANGELES COUNTY METROPOLITAN

AVALON INLAND..................... 1.28

HAWTHORNE (KHHR).................. 1.18

LA AIRPORT(KLAX).................. 1.27

LA DOWNTOWN (CQT)................. 1.09

LONG BEACH (KLGB)................. 1.33

SANTA MONICA (KSMO)............... 1.81

REDONDO BEACH..................... 0.77

TORRANCE.......................... 0.73

MONTE NIDO........................ 2.52

CULVER CITY....................... 1.14

UCLA.............................. 1.69

BEVERLY HILLS..................... 2.04

HOLLYWOOD RESERVOIR............... 1.41

.LOS ANGELES COUNTY VALLEYS

VAN NUYS (KVNY)................... 1.57

NORTHRIDGE........................ 1.81

WOODLAND HILLS.................... 1.13

AGOURA HILLS...................... 1.42

CHATSWORTH RESERVOIR.............. 0.95

CANOGA PARK....................... 1.77

PACOIMA DAM....................... 1.46

NEWHALL........................... 2.04

SAUGUS............................ 0.71

DEL VALLE......................... 1.54

EAGLE ROCK RESERVOIR.............. 0.98

PASADENA.......................... 1.38

SAN GABRIEL....................... 1.17

EATON DAM......................... 1.18

LA VERNE.......................... 1.85

SANTA FE DAM...................... 1.02

WHITTIER.......................... 1.24

POMONA............................ 0.80

CLAREMONT......................... 1.80

.LOS ANGELES COUNTY MOUNTAINS AND FOOTHILLS

MOUNT WILSON...................... 1.65

WEST FORK HELIPORT................ 2.76

SANTA ANITA DAM................... 2.44

SAN GABRIEL DAM................... 2.16

CRYSTAL LAKE...................... 1.97

SIERRA MADRE...................... 0.91

TANBARK........................... 3.17

SAN ANTONIO DAM................... 1.13

MT BALDY.......................... 0.88

WHITAKER PEAK..................... 2.53

WARM SPRINGS...................... 2.27

CAMP 9............................ 2.02

CAMP HI HILL...................... 4.68

.LOS ANGELES COUNTY DESERTS

POPPY PARK........................ 0.24

LANCASTER (KWJF).................. 0.46

SADDLEBACK BUTTE.................. 0.20

.VENTURA COUNTY COASTAL

CAMARILLO (KCMA).................. 2.23

CSU CHANNEL ISLANDS............... 2.44

LEO CARRILLO...................... 2.06

OXNARD - NWS...................... 3.07

OXNARD CIVIC CENTER............... 3.30

SILVERSTRAND BEACH................ 3.74

VENTURA........................... 2.44

SATICOY........................... 2.77

LA CONCHITA....................... 1.73

.VENTURA COUNTY WESTERN VALLEYS

STATION CANYON.................... 3.85

MATILIJA DAM...................... 2.85

STEWART CANYON.................... 2.95

LAKE CASITAS...................... 4.45

FAGAN CANYON...................... 2.43

OJAI.............................. 2.66

SOUTH MOUNTAIN.................... 2.52

.VENTURA COUNTY EASTERN VALLEYS

FILLMORE.......................... 1.92

MOORPARK.......................... 1.28

LAKE PIRU......................... 2.84

PIRU.............................. 2.59

THOUSAND OAKS..................... 1.34

SYCAMORE CANYON DAM............... 1.14

ROCKY PEAK........................ 2.40

SIMI VALLEY....................... 1.52

CIRCLE X RANCH.................... 3.22

CHEESEBORO........................ 1.04

.VENTURA COUNTY MOUNTAINS

LOCKWOOD VALLEY................... 0.72

NORTH FORK MATILIJA............... 2.48

WHITE LEDGE PEAK.................. 3.90

NORDHOFF RIDGE.................... 6.81

ORTEGA HILL....................... 3.04

ROSE VALLEY....................... 4.09

CHUCHUPATE........................ 1.07

OLD MAN MOUNTAIN.................. 3.97

.SANTA BARBARA NORTH COAST

SANTA MARIA (KSMX)................ 2.95

SISQUOC........................... 3.67

TWITCHELL DAM..................... 4.05

SUDDEN PEAK....................... 3.07

LOS ALAMOS........................ 2.21

LOMPOC............................ 2.53

VANDENBERG (KVBG)................. 2.54

BUELLTON.......................... 1.97

SOLVANG........................... 2.27

SANTA YNEZ (KIZA)................. 1.16

NEW CUYAMA........................ 0.90

CACHUMA DAM....................... 2.03

LOS PRIETOS....................... 2.12

.SANTA BARBARA SOUTH COAST

MARIA YGNACIO RIDGE............... 2.64

MOUNT CALVARY..................... 2.72

SANTA BARBARA..................... 3.19

SANTA BARBARA(KSBA)............... 2.92

CARPINTERIA....................... 2.37

MONTECITO HILLS................... 1.23

TAJIGUAS LANDFILL................. 3.42

.SANTA BARBARA MOUNTAINS AND FOOTHILLS

FIGUEROA MOUNTAIN................. 2.36

REFUGIO PASS...................... 4.45

WEST BIG PINE..................... 2.40

SAN MARCOS PASS................... 4.43

GIBRALTAR DAM..................... 2.51

LA CUMBRE PEAK.................... 3.07

.SAN LUIS OBISPO COUNTY COAST

MORRO BAY......................... 2.63

CAMBRIA........................... 2.13

SLO - CAL POLY.................... 2.85

SAN LUIS OBISPO(KSBP)............. 3.27

SAN LUIS HARBOR................... 4.18

OCEANO............................ 3.23

PISMO BEACH....................... 3.87

POINT PIEDRAS BLANCAS............. 1.47

.SAN LUIS OBISPO COUNTY CENTRAL

ATASCADERO........................ 3.23

ROCKY BUTTE....................... 7.52

LAS TABLAS........................ 2.49

UPPER TORO CREEK ROAD............. 3.78

SANTA MARGARITA................... 2.75

SALINAS DAM....................... 2.91

LAKE LOPEZ........................ 3.50

BALD MOUNTAIN..................... 3.51

.SAN LUIS OBISPO COUNTY EASTERN

SHANDON........................... 1.14

BLACK MOUNTAIN.................... 3.08

LA PANZA.......................... 1.38

BRANCH MOUNTAIN................... 3.86

CARRIZO PLAIN..................... 1.79

HPC saying an additional 4-8" essentially around here through Thurs evening...jives with the models for the most part. Up to 10" more in the mountains. It hasn't really rained HARD here in this area yet, but that may occur late tonight and tomorrow. If it does not, I think we'll end up on the low end of the HPC assumed range here...mountains are having no trouble at all. But you really need strong southerly flow to hit the E-W oriented mountains here to really cash in...thus far that hasn't been too strong, but models suggest this will ramp up late tonight and tomorrow for a few hours. We'll see.

post-99-0-89865000-1292739895.gif

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Mammoth reporting another 33-46" yesterday, bringing the storm total to 6-8.5' there. I'll look around for other totals in a bit.

Rain amounts have gone to 1.5-3" around LA proper, 2-4" in some of the higher terrain, 1-3" in the valley, 4-9" in Ventura/Santa Barbara/San Luis Obispo Counties. Probably close to 2.25" IMBY now...not that impressive relatively, but not bad.Starting to see southerly flow ramp up here, as radar returns have started to increase on the N side of the San Gabriel Valley and SG Mountains.

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Finally an update from RNO...

NWUS55 KREV 191644

LSRREV

PRELIMINARY LOCAL STORM REPORT

NATIONAL WEATHER SERVICE RENO NV

844 AM PST SUN DEC 19 2010

..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...

..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....

..REMARKS..

0705 AM HEAVY SNOW 1 WNW MAMMOTH LAKES 37.65N 118.98W

12/19/2010 M24.0 INCH MONO CA TRAINED SPOTTER

A TRAINED WEATHER SPOTTER IN MAMMOTH LAKES REPORTED 24.0

INCHES OF SNOWFALL IN THE PAST 24 HOURS WITH 56 INCHES IN

THE PAST 48 HOURS.

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12/19/2010 0928 am

4 miles SSE of Crowley lakeee, Mono County.

Heavy snow m22.0 inch, reported by trained spotter.

22 inches of snowfall measured from 8 PM last night until

730 am at Toms Place.

12/19/2010 0928 am

3 miles WSW of Mammoth laketh lakes, Mono County.

Heavy snow m50.0 inch, reported by public.

24 hour snowfall total of 50 inches reported at Mammoth

Mountain ski resort with 2.14 inches of water equivalent.

Storm total snofall of 9 feet at the top of the resort

and 6 and one half feet reported near the base.

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Finally getting bonafide downpours here...have managed 3" on steady light/occasional mod rain for ~ 48 hours so far. This will probably push us to 4" or so by evening.That LAPS forecast is scary, as even here, that looks like 3-6" addtl. on top of what falls this afternoon.

Here's a closeup from the run initialized at 18Z - will be interesting to see how it verifies:

post-1937-0-77302300-1292805388.gif

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