National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Fitchburg, Fitchburg Municipal Airport (KFIT)

Lat: 42.55°NLon: 71.76°WElev: 348ft.

Fair

84°F

29°C

Humidity 32%
Wind Speed SE 13 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 18 May 1:52 pm EDT
Extended Forecast for

Lancaster MA

Heat Advisory May 19, 11:00am until May 20, 08:00pm
Click here for hazard details and duration
Heat Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 83. South wind around 7 mph.

    High: 83 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Southwest wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 94. West wind 6 to 11 mph, with gusts as high as 23 mph.

    High: 94 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 70. Southwest wind around 7 mph.

    Low: 70 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers likely, mainly after 4pm. Mostly sunny and hot, with a high near 90. West wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 90 °F

    Sunny then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 50. West wind 6 to 9 mph. Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 67. Northwest wind around 7 mph.

    High: 67 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 45. Light north wind.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 67. Light and variable wind.

    High: 67 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 83. South wind around 7 mph.
Tonight
Mostly clear, with a low around 64. Southwest wind around 5 mph.
Tuesday
Mostly sunny and hot, with a high near 94. West wind 6 to 11 mph, with gusts as high as 23 mph.
Tuesday Night
Partly cloudy, with a low around 70. Southwest wind around 7 mph.
Wednesday
Showers likely, mainly after 4pm. Mostly sunny and hot, with a high near 90. West wind 7 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Wednesday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 50. West wind 6 to 9 mph. Chance of precipitation is 60%.
Thursday
Mostly sunny, with a high near 67. Northwest wind around 7 mph.
Thursday Night
Mostly clear, with a low around 45. Light north wind.
Friday
Mostly sunny, with a high near 67. Light and variable wind.
Friday Night
A chance of showers after 3am. Mostly cloudy, with a low around 46. Light south wind. Chance of precipitation is 30%.
Saturday
Showers likely. Mostly cloudy, with a high near 62. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
Showers likely. Mostly cloudy, with a low around 47. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
A chance of showers. Mostly cloudy, with a high near 65. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lancaster MA
 42.44°N 71.65°W (Elev. 344 ft)
Last Update:
12:07 pm EDT May 18, 2026
Forecast Valid:
2pm EDT May 18, 2026-6pm EDT May 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation