ChescoWx Posted February 6, 2016 Author Share Posted February 6, 2016 6z data for NW Chester County has snow arriving Monday PM continuing till about 5am on Wed morning with 4.5" of snow Link to comment Share on other sites More sharing options...
anthonyweather Posted February 6, 2016 Share Posted February 6, 2016 6z data for NW Chester County has snow arriving Monday PM continuing till about 5am on Wed morning with 4.5" of snowSo basically a grass stormSent from my LG-H900 using Tapatalk Link to comment Share on other sites More sharing options...
ChescoWx Posted February 6, 2016 Author Share Posted February 6, 2016 looks a bit colder out this way so probably more than grass our here but more likely toward PHL So basically a grass stormSent from my LG-H900 using Tapatalk Link to comment Share on other sites More sharing options...
anthonyweather Posted February 6, 2016 Share Posted February 6, 2016 looks a bit colder out this way so probably more than grass our here but more likely toward PHLYeah but 4" over 40 hours is basically flurries Sent from my LG-H900 using Tapatalk Link to comment Share on other sites More sharing options...
ChescoWx Posted February 6, 2016 Author Share Posted February 6, 2016 With 12z model runs back up to near 8" of snow with snow arriving Monday PM with 4" on the ground by 7am Tuesday and 7" by 7pm Tuesday evening. Wxsim also shows temps struggling to reach the mid 20's Thursday and Friday and temps remaining mainly in the teens next weekend. Link to comment Share on other sites More sharing options...
ChescoWx Posted February 7, 2016 Author Share Posted February 7, 2016 18z models (GFS/NAM) stays pretty consistent with 7.3" of snow for NW Chesco by 2am on Wed morning Link to comment Share on other sites More sharing options...
Kevin Reilly Posted February 7, 2016 Share Posted February 7, 2016 18z models (GFS/NAM) stays pretty consistent with 7.3" of snow for NW Chesco by 2am on Wed morning Hey Paul what do the surface temps look like from say you to the River down into Delco? Also how the hell do you get your hands on Wxsim Forecasts would love it!! Link to comment Share on other sites More sharing options...
ChescoWx Posted February 7, 2016 Author Share Posted February 7, 2016 06z data still looks a bit too aggressive with snow totals to my eyes but it shows 7.2" of snow - all light to moderate starting later tomorrow evening and continuing through midnight on Wed. Highest temp during snow is 32.1 during Tuesday PM Link to comment Share on other sites More sharing options...
ChescoWx Posted February 7, 2016 Author Share Posted February 7, 2016 Hi Kevin Unfortunately the Wxsim only forecasts for my backyard. Check out www.wxsim.com for more information on the program etc. Let me know if I can answer any questions Paul Hey Paul what do the surface temps look like from say you to the River down into Delco? Also how the hell do you get your hands on Wxsim Forecasts would love it!! Link to comment Share on other sites More sharing options...
Kevin Reilly Posted February 7, 2016 Share Posted February 7, 2016 Hi Kevin Unfortunately the Wxsim only forecasts for my backyard. Check out www.wxsim.com for more information on the program etc. Let me know if I can answer any questions Paul Thanks Paul Link to comment Share on other sites More sharing options...
ChescoWx Posted February 7, 2016 Author Share Posted February 7, 2016 Well of course with 18z data the snow has increased to about 9" of snow with 0.99 liquid - Wxsim shows temps staying in the 20's in NW Chesco all day on Tuesday and even some periods of Heavy Snow. Link to comment Share on other sites More sharing options...
ChescoWx Posted February 9, 2016 Author Share Posted February 9, 2016 Wxsim with 18z data has a total of 5.2" of snow 1" by 7am tomorrow AM 2.3" by 4pm 3.7" by 10pm 5.2" by 4am Wed Link to comment Share on other sites More sharing options...
ChescoWx Posted February 9, 2016 Author Share Posted February 9, 2016 Wxsim with 6z data has another 2.2" by late tonight here in NW Chesco....this is in addition to the 1.0" received so far Link to comment Share on other sites More sharing options...
ChescoWx Posted February 12, 2016 Author Share Posted February 12, 2016 For Monday-Tuesday's event with the 6z data Wxsim shows light snow during the day becoming moderate by 7pm Monday with 1.0" of snow (26.4 temp) By 10pm a Snow/IP mix with 2.0" of snow/IP Transitioning to IP and ZR by 1am temp at 28.5 ZR thru 6am with 0.90" falling as frozen between snow/ip/zr Then another 1.25" of rain during the day ending by 5pm Link to comment Share on other sites More sharing options...
ChescoWx Posted February 12, 2016 Author Share Posted February 12, 2016 With the 12z models a bit colder with now around 3" of snow and then some IP/ZR with 1.20" falling as some sort of frozen and then the rest over 3.5" of rain Link to comment Share on other sites More sharing options...
ChescoWx Posted February 12, 2016 Author Share Posted February 12, 2016 No surprise that with the 18z data the Wxsim shows the entire precipitation with the storm occurring with temps never getting above 0c - plus another snow event starting in the wee hours of Wed morning - here is the run down Moderate snow by 4pm Monday temp 26.8 Heavy Snow at 7pm temp 25.8 with 1.3" of snow Heavy Snow at 10pm temp 25.9 with 3.0" of snow Heavy mix of Snow and IP at 1am temp 26.4 with 4.8" of snow/IP accumulation IP/ZR mix at 4am temp 27.5 IP/ZR mix at 7am temp 29.0 Precip ends by 930am all 0.91" falling as frozen Link to comment Share on other sites More sharing options...
ChescoWx Posted February 13, 2016 Author Share Posted February 13, 2016 Wxsim with the 6z GFS/NAM now models most of the precip falling with temps never getting above freezing in NW Chesco Snow begins during the PM on Monday with 0.5" by 4pm temp 23.2 Moderate Snow during the evening to heavy IP/Snow mix by late night with 4" of snow/sleet on the ground at 1am with a temp of 26.3 IP/ZR mix continues through 7am with another 1.20" of frozen falling temps reach 31.9 at 10am on Tuesday with another 0.90" falling as frozen Tapering to drizzle with temps topping out at 34 at 3pm Link to comment Share on other sites More sharing options...
ChescoWx Posted February 13, 2016 Author Share Posted February 13, 2016 18z forecast from Wxsim for NW Chester County Pa Light snow arrives by noon on Monday temp 20.0 6pm Heavy Snow Temp 25.2 (1.8" of snow) 9pm Heavy IP/Snow mix Temp 25.6 (3.0" of Snow/IP) 12midnight ZR temp 26.1 Temp rises above freezing by 6am Tuesday morning with a total of 0.70" (including snow) falling as frozen Temps rise to near 40 wit another 1.15" of rain during the day Link to comment Share on other sites More sharing options...
ChescoWx Posted February 14, 2016 Author Share Posted February 14, 2016 Wxsim with 6z data Light snow by noon tomorrow temp 18.7 4pm moderate snow temp 22.3 (1.0" snow) 7pm Heavy Snow temp 22.2 (2.4" snow) 10pm snow temp 23.8 (3.3" snow) mix with ZR/IP by 1030pm then ZR between 11pm and 7am - temp at 7am 30.9 (0.44" of zr fell during this time) Temps rise above freezing by 730am with another 0.66" of rain falling Link to comment Share on other sites More sharing options...
ChescoWx Posted February 15, 2016 Author Share Posted February 15, 2016 Wxsim for NW Chesco with 18z GFS/NAM Flurries overnight with light snow by 10am temp 11.9 4PM moderate snow temp 19.1 (1.5" snow) 7pm moderate snow temp 21.5 (2.7" snow) 10pm Snow/IP mix temp 22.6 (3.3" snow/IP) ZR between 1030 and 8am 8am ZR temp 31.5 (0.24" falls with temps below freezing) After 830am temps above freezing with another 1" of rain falling Link to comment Share on other sites More sharing options...
ChescoWx Posted February 15, 2016 Author Share Posted February 15, 2016 Wxsim with 6z data still shows 2 to 3" of snow before over to ice by 10pm then plain rain by 3am with 0.75" falling (including snow) before temps rise above freezing Link to comment Share on other sites More sharing options...
ChescoWx Posted March 1, 2016 Author Share Posted March 1, 2016 Regarding the TH/Fri event Wxsim with 6z data has: flurries by 10pm Thursday temp at 31.6 1.0" of snow by 2am Friday temp 30.0 2.5" of snow by 7am Friday temp 30.0 3.0" of snow by 10am Link to comment Share on other sites More sharing options...
ChescoWx Posted March 1, 2016 Author Share Posted March 1, 2016 Wxsim with 12z data for the Friday event Heavy snow by 1am 3" on the ground by 7am 5" total snow by 1pm on Friday Link to comment Share on other sites More sharing options...
ChescoWx Posted March 2, 2016 Author Share Posted March 2, 2016 6z Wxsim for NW Chesco now up to 4.4" of snow by Friday late PM Snow arriving by 1am temp 31.3 7am Light snow temp 29.7 with 1.2" on the ground 10am - Heavy Snow (yes Ray S+) temp 30.4 with 2.3" so far 1pm - Mod snow temp 30.6 with 3.5" of snow 4pm - Mod snow temp 30.2 with 4.2" Snow ends by 5pm with 4.4" of total snow Link to comment Share on other sites More sharing options...
ChescoWx Posted March 2, 2016 Author Share Posted March 2, 2016 12z data now shows 2.3" of snow for NW Chesco Arriving by 1am with 1.2" by 7am 2" by 10am and tapering off with 2.3" total by 2pm or so Link to comment Share on other sites More sharing options...
iceman56 Posted March 2, 2016 Share Posted March 2, 2016 Those 6z/18z runs seem to really go off on their own while the 0z/12z come back to reality. Link to comment Share on other sites More sharing options...
ChescoWx Posted March 3, 2016 Author Share Posted March 3, 2016 Wxsim now has 1.1" of snow starting late tonight and ending in the AM assuming 10:1 ratio Link to comment Share on other sites More sharing options...
ChescoWx Posted March 7, 2016 Author Share Posted March 7, 2016 Wxsim painting quite the week in NW Chesco high temps Today 59 Tuesday 66 Wed 73 Thursday 77 Friday 74 Then I leave for Phils spring training on Saturday!! Link to comment Share on other sites More sharing options...
ChescoWx Posted March 18, 2016 Author Share Posted March 18, 2016 6z models for NW Chesco with a mainly light rain event mixed with snow at times with 0.25".... Link to comment Share on other sites More sharing options...
ChescoWx Posted March 20, 2016 Author Share Posted March 20, 2016 Latest Wxsim with 6z data shows snow for the first time all week. Snow rain mix by 4pm temp 38.5 Light snow at 7pm temp 34.1 Moderate Snow at 10pm temp 30.2 (0.09" w.e.) Snow at 1am temp 29.3 (0.5" of snow) Snow at 4am temp 29.2 (1.5" of snow) 0.23" w.e.) Link to comment Share on other sites More sharing options...
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