• lightning August 9, 2022 7:02 pm

    Lightning Strikes Outside Sherborn Homes, Causes Power Outage

    It was a close call for two homes in Sherborn, Massachusetts, on Tuesday when lightning struck a tree and caused a power outage. Andy Errico said he had just gotten out of the shower when he heard a loud crack and saw a “big orange flash.” “I thought my truck got struck or the chicken coop but then it...

  • First Alert Weather August 10, 2022 12:00 am

    Temperatures Begin to Cool Down

    Thunderstorms continue to roll through New England, mainly southern New England this evening as a cold front moves through.  This will bring us a dramatic cool down for the rest of our 10-day forecast and highs in the 70s in Boston by tomorrow.  Severe thunderstorm warnings have been issued in Massachusetts but have since expired. See the latest severe weather...

  • heat August 8, 2022 11:47 pm

    Record Temps Recorded Across the Region

    Our heat wave continues in Boston with Monday being day five.  Tomorrow is our last day of 90+ and we may actually get close to 100.  Then a dramatic cool-down follows and we fall to highs in the mid 70s with an onshore wind.  In the meantime, this hot streak has given us a few records. One noteworthy record...

  • extreme heat August 3, 2022 1:47 pm

    It Will Be Dangerously Hot This Week. Here's What to Look Out For

    We have dangerous heat on the way for Thursday and Friday.  Highs will again reach the 90s, but it becomes dangerous once the humidity is factored in.  The humidity is moisture in the air, and dewpoint is a measure of how much moisture is in the air.  Dewpoints will be in the mid-60s tomorrow, low 70s by Friday into...

  • First Alert Weather August 2, 2022 11:39 pm

    Weather Recap: This July Was Drier and Warmer Than Usual

    The month of July ended up drier and warmer than usual this year.  All of southern New England experienced a warmer and drier month, with a couple top five spots.  Boston ended up fourth driest (0.62″), tied for third warmest (77.5 degrees) July on record.  Providence ended up third driest (0.46″), fourth warmest (77.2 degrees). Hartford tied for the seventh…

  • record heat August 1, 2022 10:20 pm

    Record-Breaking Heat on the Way

    Here we go again! Intense heat is poised to blast into the region on Thursday. Temperatures will soar into the middle and upper 90s, and another 100-degree reading in Boston isn’t out of the question. Remember, we hit just 100 degrees on July 24.  Last summer, we hit 100 degrees once (June 30) – but prior to that, it had…

  • Summer July 29, 2022 4:13 pm

    Heat Wave Versus a Warm Stretch – Breaking Down the Differences and Looking at Our Records

    Summertime means some hot stretches from time to time.  Our normal high temperature for this time of the year in Boston is 82 degrees, with an average low of 67.  This month has been warmer than normal overall and we even had one heat wave that really bumped up our average for this July.  As we watch for another hot…

  • jet stream July 28, 2022 12:14 am

    What is the Jet Stream and What Does it Mean for the Forecast?

    Boston ended a seven-day stretch of 90-degree days on Monday, and here we are with a midweek “cool” down with highs in the 80s and very comfy air.  But in our 10-day forecast we see signs of another warmup and maybe another heat wave setting up in New England.  Why? It’s about the jet stream. The jet stream is...

  • tornadoes July 26, 2022 8:17 pm

    What's With All the Severe Weather Warnings This Week?

    While heat has taken the headlines, strong storms have continued to bring the heat over the past seven days, including a bit of severe weather. There have been 88 severe thunderstorm warnings, six tornado warnings and 284 large hail and storm damage reports. When it comes to summers across New England, this isn’t out of the ordinary. July and August…

  • First Alert Weather July 25, 2022 11:43 pm

    Severe Storms Roll Through as Heat Wave Comes to an End

    With another 90-degree day in Boston, the city’s seven-day stretch of extreme heat ends. It was the longest stretch of 90+ degree heat since 2013. The assist in the drop of temperatures is in part due to a cold front that’s triggered rain and severe thunderstorms across the region this afternoon and evening. Most of these storms will bring heavy…

  • First Alert July 17, 2022 11:30 pm

    FIRST ALERT: Isolated Showers Sunday; Severe Weather Possible Monday

    Breezy, warm, and humid conditions will be with us Sunday evening with a few isolated showers and thunderstorms. Most will remain dry, but keep a close eye to the sky if you have any outdoor plans through early tonight. Beyond that into tonight, most of the showers and storms will decay as we lose the heating of the sun setting…

  • First Alert Weather July 5, 2022 1:46 am

    Showers Possible Tuesday After Incredible Independence Day Weather

    Delightful, picture-perfect weather has unfolded regionwide in New England on this Independence Day!  A large dome of “high pressure” – sinking air that is the opposite of what’s needed for cloud development – has delivered dry air for a bright and pleasant summer day.  The only exception to our dry Fourth may be during the evening in the Crown...

  • seasonal lag June 21, 2022 3:43 pm

    Heat of the Moment? Why the Summer Solstice Isn't the Hottest Day

    Welcome to summer! The arrival of the summer solstice brings us our longest day – meaning the most amount of the daylight of the year. A whopping 15 hours, 17 minutes and 3 seconds of daylight, to be exact. It may be the longest day of the year, but it’s not our warmest. Our warmest days don’t arrive until mid-to-late…

  • First Alert Weather June 16, 2022 5:39 pm

    Forecast: Toasty Friday Then a Weekend Cooldown

    Overnight Thursday: A passing round of showers and thunder. Lows in the 60s. Friday: Early AM shower departs for a warm, humid day with scattered PM thunder. Highs in the 80s.

  • First Alert May 28, 2022 7:06 am

    FIRST ALERT: Scattered Thunderstorms Expected

    Overnight showers gave us some much needed rain, but with the temperatures expected to increase today, there is the chance of thunderstorms in isolated parts of the region.

  • Weather forecast May 20, 2022 4:46 am

    Weather Forecast: Near-Record Heat Ahead for Weekend

    From the NBC10 Boston First Alert Weather Center…Friday: Sun and clouds, warmer. Chance of a night shower. Highs around 80 inland, 70s coast. Cape Cod Radio Forecast: Friday: Sun and clouds, milder. Chance of shower at night. Highs 65-70.

  • First Alert Weather May 20, 2022 7:26 am

    Record-Breaking Heat Possible This Weekend After Pleasant Friday

    Today is a transition day as we quickly increase our temperatures for this weekend.   Some patchy fog is found across the northeast before eroding by late morning to a partly cloudy sky. Highs reach the 70s at the coast and low to mid 80s inland. Our humidity also increases a bit more, giving us a true summer feel. Evening showers or storms...

  • First Alert Weather May 18, 2022 6:05 pm

    Forecast: Cool and Wet Tomorrow, Then More Heat for the Weekend

    Overnight Wednesday: Cloudy, late shower west. Lows around 50. Thursday: AM rain, PM showers. Highs in the 60s, 50s coast.

  • Vermont May 14, 2022 12:38 am

    ‘The Perfect Day:' Vermonters Savor Record High Temperatures

    Vermont saw records smashed this week for high temperatures in communities including Montpelier, St. Johnsbury, and Burlington — which broke a heat record for the date for a second consecutive day Friday. As temperatures flirted with 90, some found refreshment in a still-chilly Lake Champlain. “It is like the perfect day,” beamed Mimi Eide of Burlington, who was spending part…

  • Vermont May 13, 2022 6:23 pm

    Vermonters Embrace Preview of Summer

    Parts of Vermont reached record-breaking temperatures this week, with temps approaching the 90s.

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