Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

78°F

26°C

Humidity 37%
Wind Speed NW 7 mph
Barometer 30.08 in (1018.4 mb)
Dewpoint 50°F (10°C)
Visibility NA
Heat Index79°F (26°C)
Last update 29 Jun 3:56 pm EDT
Extended Forecast for

2 Miles ESE Happy Corner ME

  • Tonight

    Tonight: Mostly clear, with a low around 58. Calm wind.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Scattered showers, mainly after 5pm.  Increasing clouds, with a high near 87. Light southwest wind.  Chance of precipitation is 30%.

    High: 87 °F

    Mostly Sunny
    then
    Scattered
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 3am, then scattered showers between 3am and 5am. Some of the storms could produce heavy rainfall.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 64. Southwest wind 3 to 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 64 °F

    Heavy Rain
    and Patchy
    Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, mainly after 2pm.  Areas of fog before 8am.  Otherwise, partly sunny, with a high near 87. Heat index values as high as 96. West wind 3 to 6 mph.  Chance of precipitation is 40%.

    High: 87 °F

    Slight Chance
    T-storms and
    Areas Fog
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am.  Patchy fog after 1am.  Otherwise, mostly cloudy, with a low around 70. Southwest wind around 5 mph.  Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 94. West wind 5 to 9 mph.

    High: 94 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 70. West wind around 5 mph.  Chance of precipitation is 30%.

    Low: 70 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny and hot, with a high near 89.

    High: 89 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Calm wind.
Tuesday
Scattered showers, mainly after 5pm. Increasing clouds, with a high near 87. Light southwest wind. Chance of precipitation is 30%.
Tuesday Night
Showers and thunderstorms likely before 3am, then scattered showers between 3am and 5am. Some of the storms could produce heavy rainfall. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 64. Southwest wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers and thunderstorms, mainly after 2pm. Areas of fog before 8am. Otherwise, partly sunny, with a high near 87. Heat index values as high as 96. West wind 3 to 6 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 70. Southwest wind around 5 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny and hot, with a high near 94. West wind 5 to 9 mph.
Thursday Night
A chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 70. West wind around 5 mph. Chance of precipitation is 30%.
Friday
Mostly sunny and hot, with a high near 89.
Friday Night
Mostly clear, with a low around 67.
Independence Day
Showers likely, mainly after 5pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Monday
A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ESE Happy Corner ME
 45.16°N 69.54°W (Elev. 879 ft)
4:02 pm EDT Jun 29, 2026
4pm EDT Jun 29, 2026-6pm EDT Jul 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database