Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. Read More >

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

77°F

25°C

Humidity 39%
Wind Speed Vrbl 7 mph
Barometer 30.14 in (1020.3 mb)
Dewpoint 50°F (10°C)
Visibility NA
Heat Index78°F (26°C)
Last update 24 Jul 3:56 pm EDT
Extended Forecast for

3 Miles NW Greenville Junction ME

  • Tonight

    Tonight: Mostly clear, with a low around 54. West wind around 6 mph becoming calm  in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. South wind 5 to 9 mph.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 73. Southeast wind 3 to 6 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 56. South wind 3 to 6 mph.

    Low: 56 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 75. South wind 3 to 6 mph.

    High: 75 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58. South wind around 7 mph.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 72. Chance of precipitation is 30%.

    High: 72 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers likely after 2am.  Mostly cloudy, with a low around 59. Chance of precipitation is 60%.

    Low: 59 °F

    Showers
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 54. West wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 76. Calm wind becoming south 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 55. South wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 73. Southeast wind 3 to 6 mph.
Sunday Night
Mostly clear, with a low around 56. South wind 3 to 6 mph.
Monday
Mostly sunny, with a high near 75. South wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 58. South wind around 7 mph.
Tuesday
A slight chance of showers between noon and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 72. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 60%.
Wednesday
Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 69. Chance of precipitation is 60%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 50%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 70. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 59. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NW Greenville Junction ME
 45.49°N 69.76°W (Elev. 2100 ft)
4:02 pm EDT Jul 24, 2026
4pm EDT Jul 24, 2026-6pm EDT Jul 31, 2026
 
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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