Extreme Heat Across the Southern U.S.; Severe Thunderstorms and Heavy Rain in the Northern Plains and Upper Midwest

Dangerous heat will remain across portions of the southern U.S. through the weekend. A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Severe thunderstorms will produce damaging winds and heavy rainfall over portions of the northern/central Plains into the mid/upper-Mississippi Valleys today. Read More >

Current conditions at

Clayton Lake (K40B)

Lat: 46.62°NLon: 69.53°WElev: 1030ft.

66°F

19°C

Humidity 86%
Wind Speed Calm
Barometer NA
Dewpoint 61°F (16°C)
Visibility NA
Last update 30 Jul 10:20 am EDT
Extended Forecast for

5 Miles NW Round Mountain ME

  • Today

    Today: Rain likely.  Cloudy, with a high near 72. Calm wind becoming east around 5 mph in the afternoon.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 72 °F

    Rain Likely

  • Tonight

    Tonight: A chance of rain, mainly before 10pm.  Patchy fog after 2am.  Otherwise, cloudy, with a low around 51. Calm wind.  Chance of precipitation is 30%.

    Low: 51 °F

    Chance Rain
    and Patchy
    Fog

  • Friday

    Friday: A slight chance of showers after 2pm.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 76 °F

    Patchy Fog
    then Slight
    Chance
    Showers

  • Friday Night

    Friday Night: Partly cloudy, with a low around 52. Calm wind.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: A slight chance of showers between noon and 2pm, then a slight chance of showers and thunderstorms after 2pm.  Partly sunny, with a high near 81. Light west wind.  Chance of precipitation is 20%.

    High: 81 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 57. Calm wind.  Chance of precipitation is 30%.

    Low: 57 °F

    Chance
    Showers and
    Patchy Fog

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10am.  Mostly cloudy, with a high near 78. Calm wind becoming south around 6 mph in the afternoon.  Chance of precipitation is 70%.

    High: 78 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 2am, then showers likely.  Low around 54. Chance of precipitation is 80%.

    Low: 54 °F

    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm.  Partly sunny, with a high near 76. Chance of precipitation is 50%.

    High: 76 °F

    Chance
    Showers

Detailed Forecast

Today
Rain likely. Cloudy, with a high near 72. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain, mainly before 10pm. Patchy fog after 2am. Otherwise, cloudy, with a low around 51. Calm wind. Chance of precipitation is 30%.
Friday
A slight chance of showers after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 76. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 52. Calm wind.
Saturday
A slight chance of showers between noon and 2pm, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 81. Light west wind. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms. Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 30%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 10am. Mostly cloudy, with a high near 78. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 70%.
Sunday Night
Showers and possibly a thunderstorm before 2am, then showers likely. Low around 54. Chance of precipitation is 80%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 76. Chance of precipitation is 50%.
Monday Night
A slight chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Partly cloudy, with a low around 51. Chance of precipitation is 20%.
Tuesday
Sunny, with a high near 80.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Round Mountain ME
 46.65°N 68.88°W (Elev. 974 ft)
7:37 am EDT Jul 30, 2026
10am EDT Jul 30, 2026-6pm EDT Aug 5, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database