Dangerous Heat in the Central and Eastern U.S.; Severe Thunderstorms in the Central U.S. and Northeast; Critical Fire Weather in the Four Corners

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Severe thunderstorms are forecast from parts of the central High Plains into the Upper Midwest, and across parts of the Northeast. Critical fire weather conditions will continue across portions of the Four Corners and Great Basin. Read More >

Current conditions at

Clayton Lake (K40B)

Lat: 46.62°NLon: 69.53°WElev: 1030ft.

59°F

15°C

Humidity 83%
Wind Speed Calm
Barometer NA
Dewpoint 54°F (12°C)
Visibility NA
Last update 30 Jun 7:20 am EDT
Extended Forecast for

3 Miles WSW Allagash ME

  • Today

    Today: Partly sunny, with a high near 81. Light west wind.

    High: 81 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 11pm.  Mostly cloudy, with a low around 60. Calm wind becoming south around 5 mph after midnight.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 85. Heat index values as high as 88. Southwest wind 5 to 7 mph.

    High: 85 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly before midnight.  Mostly cloudy, with a low around 68. Southwest wind around 7 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 3pm.  Partly sunny and hot, with a high near 90. West wind 6 to 8 mph.  Chance of precipitation is 30%.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am.  Partly cloudy, with a low around 67. West wind 5 to 7 mph.  Chance of precipitation is 40%.

    Low: 67 °F

    Chance
    T-storms then
    Chance
    Showers

  • Friday

    Friday: A chance of showers and thunderstorms, mainly after 4pm.  Mostly sunny, with a high near 85. West wind 7 to 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 30%.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm.  Partly cloudy, with a low around 61. Chance of precipitation is 30%.

    Low: 61 °F

    Chance
    T-storms then
    Mostly Clear

  • Independence Day

    Independence Day: A slight chance of showers, then a chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 80. Chance of precipitation is 30%.

    High: 80 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 81. Light west wind.
Tonight
A chance of showers, with thunderstorms also possible after 11pm. Mostly cloudy, with a low around 60. Calm wind becoming south around 5 mph after midnight. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Partly sunny, with a high near 85. Heat index values as high as 88. Southwest wind 5 to 7 mph.
Wednesday Night
A chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 68. Southwest wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, mainly after 3pm. Partly sunny and hot, with a high near 90. West wind 6 to 8 mph. Chance of precipitation is 30%.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 2am. Partly cloudy, with a low around 67. West wind 5 to 7 mph. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms, mainly after 4pm. Mostly sunny, with a high near 85. West wind 7 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 10pm. Partly cloudy, with a low around 61. Chance of precipitation is 30%.
Independence Day
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 80. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 57. Chance of precipitation is 20%.
Sunday
A slight chance of showers. Mostly sunny, with a high near 77. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Allagash ME
 47.07°N 69.1°W (Elev. 1198 ft)
6:12 am EDT Jun 30, 2026
7am EDT Jun 30, 2026-6pm EDT Jul 6, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database