• New England weather May 20, 2022 11:50 pm

    Weather Forecast: Record Heat This Weekend

    Friday night: A round of showers/thunder, otherwise variable clouds, pockets of fog. Lows in the 60s. Saturday: Hazy, record hot, humid. Chance late thunder far north. Highs in the 90s, heat index 95+. Sunday: Continued hazy, record hot & humid, highs in the 90s, heat index 95+, chance late and evening thunder.

  • New England weather May 20, 2022 7:56 pm

    Showers and Thunder Possible Before Extreme Weekend Heat

    Friday night: A round of showers/thunder, otherwise variable clouds, pockets of fog. Lows in the 60s. Saturday: Hazy, record hot, humid. Chance late thunder far north. Highs in the 90s, heat index 95+. Sunday: Continued hazy, record hot & humid, highs in the 90s, heat index 95+, chance late and evening thunder. o

  • first alert forecast May 21, 2022 12:06 am

    FIRST ALERT: Dangerous Heat and Severe Thunderstorms Possible This Weekend

    Our humidity is on the rise and the change in the air is beginning to feel more like summer as we anticipate near record-highs this weekend. Heat indices in the mid 90s to 100 degrees will pose a risk to those outdoors doing strenuous work. Children, seniors, pregnant women, and our pets must get extra attention these upcoming days. Constant…

  • Massachusetts May 20, 2022 2:20 pm

    Weather Forecast: Dangerous Heat Coming This Weekend

    Friday: Pockets of AM fog/clouds to fair sky. Highs near 80 inland, 70 coast. Overnight Friday night: A round of showers/thunder, otherwise variable clouds, pockets of fog. Lows in the 60s. Saturday: Hazy, record hot, humid. Chance late thunder far north. Highs in the 90s, heat index 95+. Sunday: Continued hazy, record hot & humid, highs in the 90s,...

  • Weather September 2, 2021 1:48 pm

    What Is the ‘Heat Index' and How Is It Calculated?

    The number tells you how the temperature outside really feels, and you can even calculate it yourself using a really long equation.

  • forecast August 11, 2021 11:37 pm

    Forecast: Get Ready for Sweltering Thursday

    Overnight Wednesday Night: Warm, humid, isolated early storm. Lows in the 70s.
    Thursday: Sweltering with some wildfire smoke possible in the sky. Highs around 95, heat index 100-105.

  • heat wave August 11, 2021 5:32 pm

    Hazy, Hot and Humid as Heat Wave Begins

    From the NBC10 Boston First Alert Weather Center… Today (Wednesday): Hazy, hot and humid. Isolated shower or storm. Highs around 90, heat index 95-100. Overnight Wednesday Night: Warm, humid, isolated early storm. Lows in the 70s. Thursday: Sweltering with some wildfire smoke possible in the sky. Highs around 95, heat index 100-105.

  • Weather August 11, 2021 11:39 pm

    FIRST ALERT: Extreme Heat on Tap With Heat Index Expected to Reach 105 Degrees

    If you feel Wednesday’s been hot, Thursday will be hotter. Heat indices will be ranging between 100-105 degrees in the afternoon. On average, we get two heat waves a year, but 2020 brought us three, and this year, we’re on our third one again. The heat will continue into Saturday, but Thursday afternoon will be the hottest day in...

  • Weather August 11, 2021 12:32 pm

    Weather Forecast: Extreme Heat

    Wednesday: Hazy, hot and humid. Isolated shower or storm. Highs around 90, heat index 95-100. Wednesday night: Warm, humid, isolated early storm. Lows in the 70s. Thursday: Sweltering with some wildfire smoke possible in the sky. Highs around 95, heat index 100-105.

  • heat index August 11, 2021 12:33 pm

    FIRST ALERT: Heat Index to Reach Rare 105 Degrees

    A First Alert continues through Friday from our NBC10 Boston, NECN and Telemundo New England weather team for intense heat and humidity. Wednesday’s heat index or “feels like” forecast is expected to reach 95 to 100 degrees during the afternoon, with Thursday and Friday topping out at 100 to 105 degrees – the hottest feeling this season. Heat index is…

  • forecast August 11, 2021 6:58 am

    Forecast: Feels-Like 95-100 Degrees Wednesday

    Today: Hazy, hot and humid. Isolated shower or storm. Highs around 90, heat index 95-100. Overnight Wednesday Night: Warm, humid, isolated early storm. Lows in the 70s. Thursday: Sweltering with some wildfire smoke possible in the sky. Highs around 95, heat index 100-105.

  • Olympics July 21, 2021 1:14 pm

    Rising Temperatures May Change the Summer Olympics to the Winter Olympics

    Rising temperatures due to climate change are already forcing Olympic organizers to rethink where events are held and how they are planned. In the future could we be watching the Summer Olympics during the winter? NBCLX storyteller Chase Cain takes a look at how climate change is already changing the Olympic experience and what may come next.

  • Weather July 6, 2021 12:02 am

    Forecast: Potential Severe Storms as Heat and Humidity Returns

    Tuesday: Chance early AM shower, hot & humid, scattered afternoon and evening storms. Highs 90-95, heat index 95-100. Wednesday: Hot and humid again. Partly sunny with some hit or miss afternoon thunder. Highs 85 to 90.

  • Weather July 5, 2021 6:43 pm

    Forecast: Severe Storm Potential for Tuesday

    Overnight Tonight: Turning humid, variable clouds, late sprinkle. Lows in the 60s. Tuesday: Chance early AM shower, hot & humid, scattered afternoon and evening storms. Highs 90-95, heat index 95-100. Wednesday: Hot and humid again. Partly sunny with some hit or miss afternoon thunder. Highs 85 to 90.

  • Weather July 5, 2021 4:47 pm

    Forecast: Heat and Humidity Return With Severe Storms

    Overnight Tonight: Turning humid, variable clouds, late sprinkle. Lows in the 60s. Tuesday: Chance early AM shower, hot & humid, scattered afternoon and evening storms. Highs 90-95, heat index 95-100. Wednesday: Hot and humid again. Partly sunny with some hit or miss afternoon thunder. Highs 85 to 90.

  • Weather July 6, 2021 12:03 am

    Heat and Humidity Return Tuesday; Isolated Severe Storms Possible

    We’ve been a rollercoaster of temperature swings across New England over the past week and the ride isn’t over yet. Aside from a brief sprinkle Monday, highs will top out in the 70s for most of us under a blend of sun and clouds. Humidity will be on the rise Monday night as a warm front crosses the region,...

  • Weather July 5, 2021 12:40 pm

    Forecast: Heat, Humidity and Storms Set to Return

    Overnight Tonight: Turning humid, variable clouds, late sprinkle. Lows in the 60s.
    Tuesday: Chance early AM shower, hot & humid, scattered afternoon and evening storms. Highs 90-95, heat index 95-100.
    Wednesday: Hot and humid again. Partly sunny with some hit or miss afternoon thunder. Highs 85 to 90.

  • forecast August 12, 2020 12:46 pm

    Humid Sun and Clouds for Wednesday

    Wednesday: Humid sun and clouds, chance afternoon storm south. Highs 90-95 degrees, heat index 95-100 degrees. Overnight Wednesday: Partly cloudy and mild. Lows in the 60s. Thursday: Chance morning south coast shower, humid south, partly cloudy for all. Highs 85-90 degrees.

  • forecast August 12, 2020 12:48 pm

    Last Day of Heat Wave Ahead of Cooler Weather

    Our Weather Team continues to issue a First Alert for Wednesday’s heat, with high temperatures expected to reach 90 to 95 degrees by the afternoon. Heat index values, or feels-like temperatures, will be around or just over 95°, making hydration important, as well as taking breaks to cool and avoid overexertion.  Still, most New Englanders will probably notice just a…

  • forecast August 12, 2020 7:12 am

    Hot, Humid Wednesday With Scattered Storms for Some

    Today: Early AM shower to humid sun & clouds, chance PM storm south. Highs 90-95°, heat index 95-100°. Overnight Wednesday: Partly cloudy and mild. Lows in the 60s. Thursday: Chance AM South Coast shower, humid south, partly cloudy for all. Highs 85-90°.

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