Friday, January 16, 2009

Last update on this Arctic blast/snow chances/warmer temps

Last update on this very long Arctic blast...Warmer temps in store for the area with some snow accumulation also possible...Next Arctic blast on tap for late next week into next weekend....
Current conditions....
Temps are the coldest we have see over 15 years ago...Temps here at the office -35.2 right now..-34 over in Cumberland,-33 in Spooner...-35 in Dallas Rice Lake Airport now coming in with -29..Once again one can see the heat island effect taking hold....Over all the FA temps are in the upper twenties below zero to the around -30 below...With some areas hitting the middle thirties below zero...Winds are lighter this morning so wind-chill aren't that big of a deal...
SFC ANALYSIS...
This morning's map we see a 1046 MB high pressure over IL and Southeast MO....Warm front with a low pressure 0f 1021 over Southwestern ND...
TODAY THROUGH SATURDAY NIGHT....
Strong Arctic high pressure if forecasted to drift off into Southeaster IL...by 18Z today this will allow winds to become Southwest to South through out the day...This will allow return flow of warmer air into the air....Though temps will still be cold today...Will run with temps -5 to 1 above....Clouds will start to increase out ahead of the warm front and clipper system dropping Southeast into the area...Tonight we see the low pressure over Western MN,This system digs Southeast to around the Twin Cities..Then towards Southeastern WI....This will bring in a change of light snow to the FA.Tonight through early Saturday morning..Main areas for a 1 to 3 inches of snow will be points East of Central Barron County down towards Eau Claire County..Points west of said line should see .25 to maybe as much as .50.....Temps tonight should be either side of zero..Tomorrow temps warm into the middle teens above zero...Saturday night snow should have ended,may even see skies slowly clear out...Temps will drop to around 5 above...
SUNDAY THROUGH THURSDAY....
One word for this time frame warm...Highs in the middle to upper 20s Central and Northern areas....Southern areas upper 20s to lower 30s....Lows Mainly around 8 to 12 above in the Central and Northern areas...While the Southern areas...10 to 15 above...
Skies through this time frame shall remain sunny to partly cloudy has RH values run below 45%....
Next Arctic blast still set for the end of the week into next weekend...More details on this in tomorrows forecast.....