Dangerous Heat in the Central and Eastern U.S.; Critical Fire Weather in the Great Basin and 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 Tuesday across portions of the Four Corners and Great Basin, as dry conditions and gusty winds persist. Read More >

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

63°F

17°C

Humidity 65%
Wind Speed Calm
Barometer 30.10 in (1018.9 mb)
Dewpoint 51°F (11°C)
Visibility NA
Last update 30 Jun 12:56 am EDT
Extended Forecast for

2 Miles N Dunham Corner ME

  • Overnight

    Overnight: Mostly clear, with a low around 58. Light west wind.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Increasing clouds, with a high near 87. Light and variable wind.

    High: 87 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 63. Southwest wind 3 to 5 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Showers
    Likely and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm.  Areas of fog before 8am.  Otherwise, partly sunny, with a high near 87. Heat index values as high as 94. West wind 3 to 6 mph.  Chance of precipitation is 40%.

    High: 87 °F

    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 69. West wind 3 to 5 mph.  Chance of precipitation is 40%.

    Low: 69 °F

    Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 95. West wind 5 to 8 mph.

    High: 95 °F

    Hot

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, mainly before midnight.  Partly cloudy, with a low around 71. West wind around 6 mph.  Chance of precipitation is 30%.

    Low: 71 °F

    Chance
    T-storms

  • Friday

    Friday: Mostly sunny and hot, with a high near 90.

    High: 90 °F

    Hot

  • Friday Night

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

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 58. Light west wind.
Tuesday
Increasing clouds, with a high near 87. Light and variable wind.
Tuesday Night
Showers and thunderstorms likely. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 63. Southwest wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers and thunderstorms after 2pm. Areas of fog before 8am. Otherwise, partly sunny, with a high near 87. Heat index values as high as 94. 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 69. West wind 3 to 5 mph. Chance of precipitation is 40%.
Thursday
Mostly sunny and hot, with a high near 95. West wind 5 to 8 mph.
Thursday Night
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 71. West wind around 6 mph. Chance of precipitation is 30%.
Friday
Mostly sunny and hot, with a high near 90.
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 slight chance of showers and thunderstorms. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
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. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Dunham Corner ME
 45.24°N 69.3°W (Elev. 709 ft)
4:02 pm EDT Jun 29, 2026
1am EDT Jun 30, 2026-6pm EDT Jul 6, 2026
 
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