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° N Lon: 69.55° W Elev: 1394 ft.

75°F

24°C

Humidity 43%
Wind Speed NW 9 mph
Barometer 30.11 in (1019.2 mb)
Dewpoint 51°F (11°C)
Visibility NA
Last update 29 Jun 12:56 pm EDT
Detailed forecast for

Central Piscataquis

Today
Patchy fog this morning. Sunny. Highs in the lower 80s. Northwest winds around 5 mph.
Tonight
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 50s. West winds around 5 mph.
Tuesday
Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. West winds around 5 mph. Chance of rain 20 percent.
Tuesday Night
Mostly cloudy with a chance of showers. A chance of thunderstorms, mainly in the evening. Patchy fog after midnight. Lows in the lower 60s. South winds around 5 mph, becoming southeast after midnight. Chance of rain 50 percent.
Wednesday
Partly sunny in the morning, then becoming mostly cloudy. A 50 percent chance of showers. Humid with highs around 80. South winds around 5 mph.
Wednesday Night
Mostly cloudy with a 50 percent chance of showers. Patchy fog after midnight. Lows in the upper 60s.
Thursday
Mostly sunny. Hot with highs in the upper 80s.
Thursday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows around 70. Chance of rain 40 percent.
Friday
Partly sunny. A chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 80s. Chance of rain 40 percent.
Friday Night
Mostly cloudy with a chance of showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 60s. Chance of rain 40 percent.
Independence Day
Partly sunny. A chance of showers in the afternoon. Highs around 80. Chance of rain 40 percent.
Saturday Night
Mostly cloudy with a chance of showers. Lows around 60. Chance of rain 40 percent.
Sunday
Partly sunny with a chance of showers. Highs in the mid 70s. Chance of rain 40 percent.



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400 AM EDT Mon Jun 29 2026
 
 

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