Friday January 31 2025 Forecat (7:40AM)

DAYS 1-5 (JANUARY 31 – FEBRUARY 4)

A wave of low pressure passing to our south today and tonight will send a ribbon of precipitation into our region. I do think the surface temperatures will be sufficiently above freezing enough and it will have warmed enough aloft to avoid any snow / ice at the start, with a late enough onset of precipitation, so that arrives as rain for pretty much the entire region this afternoon into the evening, but then colder air will filter back down from the north, and we’ll see precipitation change to snow (where it’s heavy enough) and freezing drizzle (where it’s lighter) from north to south during the hours that its also getting set to taper off / move out of the region. But this will occur with enough time left for a minor snowfall accumulation and some spotty areas of icing (where the freezing drizzle falls or a melt/freeze process takes place). While the precipitation exits by about dawn Saturday, the icy conditions it leaves behind will linger, so be aware of that if venturing out to start the weekend. Treatment / sun / sublimation will do their things to mitigate this during the day Saturday and again Sunday, but watch for lingering icy spots where this does not take place! As for the weather, fair, cold weather returns for Saturday as high pressure builds in. A very cold night Saturday night will result from high pressure overhead. The high then slides off to the east and a clipper low approaches later Sunday, and much like the Tuesday night / Wednesday system we’ll see a burst of snow with its warm front, get into its warm sector on Monday, then see some rain/mix showers later Monday with its cold front crossing the area. This will then return fair and colder weather to the region Tuesday.

TODAY: Cloudy. Rain arrives midday-afternoon southwest to northeast. Highs 37-44. Wind SE up to 10 MPH.

TONIGHT: Cloudy. Rain in the evening, changing to snow and freezing drizzle from north to south as it gradually tapers off from west to east overnight, with some glazing, and snow accumulation of scattered coatings to 1/2 inch South of I-90, 1/2 to 2 inches I-90 northward, with the 1-2 inch amounts most likely in northern MA and southern NH where it snows longer. Watch for black ice on snowless surfaces. Lows 20-27. Wind variable becoming N 5-15 MPH.

SATURDAY: Mostly cloudy eastern areas at dawn, otherwise sun/cloud mix. Highs 26-33. Wind N to NW 10-20 MPH, a few higher gusts.

SATURDAY NIGHT: Clear. Lows 3-10 inland, 10-17 coast. Wind calm.

SUNDAY: Increasing clouds. Highs 27-34. Wind variable to SE up to 10 MPH.

SUNDAY NIGHT: Cloudy. Chance of snow, may end as a snow/rain mix. Lows 20-27 early, then rising into the 30s. Wind variable to S 5-15 MPH.

MONDAY: Variably cloudy. Chance of a rain shower, maybe snow/rain mix well north and west by late-day. Highs 41-48. Wind S 10-20 MPH, higher gusts, shifting to NW late-day from northwest to southeast.

MONDAY NIGHT: Partly cloudy. A stray snow flurry possible. Lows 25-32. Wind NW 10-20 MPH.

TUESDAY: Mostly sunny. Highs 32-39. Wind NW 10-20 MPH.

DAYS 6-10 (FEBRUARY 5-9)

Next low pressure system looks like a snow to rain event for the region in the February 5-6 time window, with details TBD. Another storm system potential, favoring a snow/mix solution for the February 8-9 weekend.

DAYS 11-15 (FEBRUARY 10-14)

Busy pattern brings one more storm threat by mid period. Variable temperatures, no extremes indicated.

25 thoughts on “Friday January 31 2025 Forecat (7:40AM)”

  1. Thank you TK. Was thinking of climbing in So NH tomorrow, maybe taking on something smaller … 3,000 ft or under. I don’t mind climbs in the snow but do mind icy conditions. Might put this one off for a week.

  2. Thanks TK. Timing clearly slowed with today’s rain. I thought it was forecast during the day and into evening and now it’s afternoon overnight. Dry air or track ?

    1. It is moving along.

      Sunrise today: 6:59 AM
      Sunset today: 4:57 PM

      Tomorrow will be close to 2.5 minutes more of daylight.

      1. Thanks JPD.

        Yes, the military helicopter was most definitely at fault based on that video. The U.S. Army should absolutely be held accountable and compensate the families of the jet passengers and crew.

        Also, the Army should re-evaluate its aviation training methods for sure.

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