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

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

48°F

9°C

Humidity 96%
Wind Speed N 3 mph
Barometer 30.17 in (1021.9 mb)
Dewpoint 47°F (8°C)
Visibility NA
Last update 16 Jun 4:56 am EDT
Extended Forecast for

Willimantic ME

  • Today

    Today: Mostly sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. South wind 3 to 6 mph.

    Low: 50 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: A slight chance of showers after 3pm. Partly sunny, with a high near 74. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers likely, mainly after 10pm. Mostly cloudy, with a low around 57. South wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. South wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 77 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 61. Light southwest wind. Chance of precipitation is 20%.

    Low: 61 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Juneteenth

    Juneteenth: A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 83. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 60%.

    High: 83 °F

    Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.

    Low: 58 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, mainly after 8am. Partly sunny, with a high near 74. Chance of precipitation is 30%.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon.
Tonight
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 50. South wind 3 to 6 mph.
Tuesday
A slight chance of showers after 3pm. Partly sunny, with a high near 74. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
Showers likely, mainly after 10pm. Mostly cloudy, with a low around 57. South wind 6 to 8 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. South wind 5 to 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Patchy fog after 10pm. Otherwise, mostly cloudy, with a low around 61. Light southwest wind. Chance of precipitation is 20%.
Juneteenth
A chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 83. Calm wind becoming south 5 to 9 mph in the morning. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Friday
A chance of showers, mainly after 8am. Partly sunny, with a high near 74. Chance of precipitation is 30%.
Friday Night
A chance of showers, mainly before 10pm. Partly cloudy, with a low around 50. Chance of precipitation is 30%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 75. Chance of precipitation is 20%.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 30%.
Sunday
A slight chance of showers. Partly sunny, with a high near 76. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Willimantic ME
 45.32°N 69.4°W (Elev. 551 ft)
Last Update:
3:47 am EDT Jun 16, 2025
Forecast Valid:
5am EDT Jun 16, 2025-6pm EDT Jun 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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