Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast across parts of the Upper Midwest into the Great Lakes, the Northeast, and the central High Plains. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

79°F

26°C

Humidity 67%
Wind Speed Calm
Barometer 29.85 in (1010.2 mb)
Dewpoint 67°F (19°C)
Visibility NA
Heat Index81°F (27°C)
Last update 1 Jul 8:56 pm EDT
Extended Forecast for

3 Miles WSW The Hermitage Preserve ME

  • Tonight

    Tonight: Mostly cloudy, with a low around 72. West wind 3 to 5 mph.

    Low: 72 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 91. Heat index values as high as 94. West wind 6 to 8 mph.

    High: 91 °F

    Hot

  • Thursday Night

    Thursday Night: Isolated showers and thunderstorms before 10pm.  Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 70. West wind 5 to 7 mph.  Chance of precipitation is 20%.

    Low: 70 °F

    Isolated
    T-storms then
    Patchy Fog

  • Friday

    Friday: Sunny, with a high near 87. West wind 10 to 14 mph, with gusts as high as 25 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 67. West wind 5 to 7 mph.

    Low: 67 °F

    Mostly Clear

  • Independence Day

    Independence Day: Mostly sunny, with a high near 81. Northwest wind 9 to 13 mph, with gusts as high as 23 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 61. Northwest wind 3 to 6 mph. Winds could gust as high as 17 mph.

    Low: 61 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 72. West wind 3 to 5 mph.
Thursday
Mostly sunny and hot, with a high near 91. Heat index values as high as 94. West wind 6 to 8 mph.
Thursday Night
Isolated showers and thunderstorms before 10pm. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. West wind 5 to 7 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 87. West wind 10 to 14 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 67. West wind 5 to 7 mph.
Independence Day
Mostly sunny, with a high near 81. Northwest wind 9 to 13 mph, with gusts as high as 23 mph.
Saturday Night
Mostly clear, with a low around 61. Northwest wind 3 to 6 mph. Winds could gust as high as 17 mph.
Sunday
Sunny, with a high near 81.
Sunday Night
Partly cloudy, with a low around 60.
Monday
A slight chance of showers between 11am and 2pm, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 79. Chance of precipitation is 20%.
Monday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Tuesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 20%.
Tuesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 61. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW The Hermitage Preserve ME
 45.46°N 69.33°W (Elev. 1138 ft)
7:05 pm EDT Jul 1, 2026
9pm EDT Jul 1, 2026-6pm EDT Jul 8, 2026
 
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Additional Resources

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