Severe Thunderstorms in the Ohio and Tennessee Valleys; Flash Flooding Possible in the Southwest

Scattered damaging winds, isolated severe hail, and a brief tornado or two are possible from the Upper Ohio to Tennessee Valleys during the late afternoon and evening. Across the Southwest, monsoonal moisture will continue to bring heavy rain and a threat for isolated to scattered flash flooding through Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Willimantic, Windham Airport (KIJD)

Lat: 41.74°NLon: 72.18°WElev: 246ft.

Fair

68°F

20°C

Humidity 96%
Wind Speed S 3 mph
Barometer 29.96 in (1014.2 mb)
Dewpoint 67°F (19°C)
Visibility 8.00 mi
Last update 6 Sep 3:52 am EDT
Extended Forecast for

Union CT

  • Today

    Today: Showers and thunderstorms likely, mainly after 5pm. Some of the storms could be severe and produce heavy rainfall.  Patchy fog after 5pm.  Otherwise, partly sunny, with a high near 81. South wind 8 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Partly Sunny
    then Severe
    Thunderstorms
    and Patchy
    Fog

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 10pm, then showers likely and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall.  Patchy fog before 7pm. Low around 56. Northwest wind 7 to 11 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 56 °F

    Heavy Rain
    and Patchy
    Fog then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms.  Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 65. North wind around 6 mph becoming west in the afternoon.  Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.

    High: 65 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 48. Northwest wind around 7 mph.

    Low: 48 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 69. Northwest wind around 6 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 48. North wind around 6 mph.

    Low: 48 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 71. East wind around 6 mph.

    High: 71 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 50. Northeast wind around 6 mph.

    Low: 50 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 68. Northeast wind around 7 mph.

    High: 68 °F

    Partly Sunny

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 5pm. Some of the storms could be severe and produce heavy rainfall. Patchy fog after 5pm. Otherwise, partly sunny, with a high near 81. South wind 8 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms, mainly before 10pm, then showers likely and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Patchy fog before 7pm. Low around 56. Northwest wind 7 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
A chance of showers and thunderstorms. Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 65. North wind around 6 mph becoming west in the afternoon. Chance of precipitation is 50%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Partly cloudy, with a low around 48. Northwest wind around 7 mph.
Monday
Sunny, with a high near 69. Northwest wind around 6 mph.
Monday Night
Mostly clear, with a low around 48. North wind around 6 mph.
Tuesday
Mostly sunny, with a high near 71. East wind around 6 mph.
Tuesday Night
Mostly cloudy, with a low around 50. Northeast wind around 6 mph.
Wednesday
Partly sunny, with a high near 68. Northeast wind around 7 mph.
Wednesday Night
Partly cloudy, with a low around 51. East wind around 5 mph becoming west in the evening.
Thursday
Mostly sunny, with a high near 75. Northwest wind around 7 mph.
Thursday Night
Partly cloudy, with a low around 50. North wind 6 to 8 mph.
Friday
Mostly sunny, with a high near 66. North wind around 9 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Union CT
 42°N 72.17°W (Elev. 1001 ft)
3:54 am EDT Sep 6, 2025
4am EDT Sep 6, 2025-6pm EDT Sep 12, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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