Friday, November 23, 2007

Chilly Friday and Saturday... Followed By A Warm-Up

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Today's weather map. Click to enlarge.


Bitterly Cold Temperatures Tonight!

After a damp and mild Thanksgiving, weather conditions are much different across the region today. Cold air from Canada is pouring into Southern New England riding on some gusty winds from the NW. Today's cool temperatures coupled with winds gusting up to 30 mph means that, yup, it's time to break out the Wind Chill Index. Check it out below - click to enlarge. What will the apparent temperature feel like today with highs near 40F and winds at 30 mph? See if you can figure it out.......


If you guessed wind chills of 28F, I better look out because you might be after my job. It will definitely feel chilly today. Tonight will be even colder, with lows bottoming out around 15 degrees and winds at 5-10 mph. What does that spell out for us? Wind chills of 3-7F tonight! Now THAT is scarf and glove weather......

Did you know that the National Weather Service changed the wind chill index back in 2001? Well, now you do! The change was made based on new computer information and advancements in apparent temperature modelling techniques. What's an apparent temperature? It's the temperature that your body feels when you factor in temperature and the wind, which helps to blow away the invisible layer of heat we have surrounding our bodies. Below is a comparison between the new wind chill and the old one. They have, in fact, lowered the severity of the wind chill effect. But it's still important, and will become even more so as we transition into the colder winter months.


So, do we have any SNOW to go along with the bitterly cold windchills forecasted for tonight? Nope. Conditions will remain dry for us through the weekend, with our next storm approaching Monday afternoon and lasting through Tuesday morning. By then temperatures will be much warmer. I expect upper 40s to lower 50s, meaning we get wet - not white. Computer models are cranking out a decent amount of precipitation with this one though, so we could see some heavier showers as the storm moves through Monday night.

Rain totals could exceed 1 inch for parts of the area for the storm next Monday/Tuesday.

And now, let's get to the detailed forecast. Enjoy the holiday weekend!


Lowell Regional Forecast

Today: Mostly sunny and much cooler. High near 40. NW winds 10-15 mph, with gusts up to 30 mph. Wind chills in the 20s.

Tonight: Clear and COLD. Low 14. NW winds at 5-10 mph will make it feel like its in the single digits outside!

Saturday: Sunny and cold. High 38.

Saturday Night: Another cold one. Clear with lows near 15.

Sunday: Mostly sunny and warmer. High 47.

Monday: Sunny to start with increasing clouds during the afternoon. Chance of rain by evening. Rain could be heavy at times durnig the overnight. High 48.

Tuesday: Mostly cloudy with morning showers possible. High 54.

For WUML Lowell 91.5 FM this is WUML weather director and UMass Lowell student meteorologist John Webster.

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