Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Greenville (KGNR)

Lat: 45.46°NLon: 69.55°WElev: 1394ft.

55°F

13°C

Humidity 87%
Wind Speed NW 14 G 26 mph
Barometer 29.49 in (998.8 mb)
Dewpoint 51°F (11°C)
Visibility NA
Wind Chill51°F (11°C)
Last update 20 Jun 11:56 am EDT
Extended Forecast for

3 Miles N Onawa ME

  • This Afternoon

    This Afternoon: Isolated showers before 1pm, then isolated showers after 4pm.  Partly sunny, with a high near 62. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 33 mph.  Chance of precipitation is 20%.

    High: 62 °F

    Isolated
    Showers and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 53. Northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 53 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm.  High near 68. Northwest wind 5 to 9 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 68 °F

    Slight Chance
    T-storms then
    Showers

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and midnight.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 54. Northwest wind around 5 mph becoming light and variable.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Showers
    Likely then
    Patchy Fog

  • Monday

    Monday: A chance of showers, then showers likely and possibly a thunderstorm after 3pm.  Partly sunny, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers then
    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm.  Mostly cloudy, with a low around 55. South wind 7 to 9 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 67. Northeast wind around 9 mph becoming north in the afternoon.  Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Wednesday

    Wednesday: 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 72. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Isolated showers before 1pm, then isolated showers after 4pm. Partly sunny, with a high near 62. Breezy, with a northwest wind 17 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 53. Northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 68. Northwest wind 5 to 9 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
Showers and thunderstorms likely before 10pm, then a slight chance of showers between 10pm and midnight. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 54. Northwest wind around 5 mph becoming light and variable. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 69. Calm wind becoming south 5 to 8 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 55. South wind 7 to 9 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 67. Northeast wind around 9 mph becoming north in the afternoon. Chance of precipitation is 50%.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
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 72. Chance of precipitation is 20%.
Wednesday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Partly cloudy, with a low around 57. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms. Partly sunny, with a high near 69. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Friday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Onawa ME
 45.42°N 69.37°W (Elev. 1900 ft)
10:21 am EDT Jun 20, 2026
12pm EDT Jun 20, 2026-6pm EDT Jun 26, 2026
 
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