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

Houlton, Houlton International Airport (KHUL)

Lat: 46.12°NLon: 67.79°WElev: 489ft.

Overcast

66°F

19°C

Humidity 81%
Wind Speed S 6 mph
Barometer 29.87 in (1011.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 1 Jul 6:53 am EDT
Extended Forecast for

Calais ME

Heat Advisory July 2, 11:00am until July 3, 08:00pm
Click here for hazard details and duration
Heat Advisory
  • Today

    Today: Patchy fog before 8am.  Otherwise, partly sunny, with a high near 80. Calm wind becoming south around 6 mph in the morning.

    High: 80 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly between 3am and 4am.  Patchy fog between 2am and 3am.  Otherwise, mostly cloudy, with a low around 61. Light southeast wind.  Chance of precipitation is 30%.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers and
    Patchy Fog

  • Thursday

    Thursday: A slight chance of showers between 2pm and 3pm.  Mostly sunny and hot, with a high near 92. Heat index values as high as 99. Calm wind becoming west around 5 mph in the afternoon.  Chance of precipitation is 20%.

    High: 92 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am.  Partly cloudy, with a low around 69. Calm wind.  Chance of precipitation is 30%.

    Low: 69 °F

    Chance
    Showers

  • Friday

    Friday: Sunny and hot, with a high near 93. West wind 5 to 8 mph.

    High: 93 °F

    Hot

  • Friday Night

    Friday Night: Mostly clear, with a low around 66. Light west wind.

    Low: 66 °F

    Mostly Clear

  • Independence Day

    Independence Day: A slight chance of showers between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 87. Northwest wind 5 to 8 mph.  Chance of precipitation is 20%.

    High: 87 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers and thunderstorms before 9pm.  Partly cloudy, with a low around 60. Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, partly sunny, with a high near 80. Calm wind becoming south around 6 mph in the morning.
Tonight
A chance of showers and thunderstorms, mainly between 3am and 4am. Patchy fog between 2am and 3am. Otherwise, mostly cloudy, with a low around 61. Light southeast wind. Chance of precipitation is 30%.
Thursday
A slight chance of showers between 2pm and 3pm. Mostly sunny and hot, with a high near 92. Heat index values as high as 99. Calm wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
A chance of showers and thunderstorms before midnight, then a slight chance of showers between midnight and 3am. Partly cloudy, with a low around 69. Calm wind. Chance of precipitation is 30%.
Friday
Sunny and hot, with a high near 93. West wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 66. Light west wind.
Independence Day
A slight chance of showers between 2pm and 3pm, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 87. Northwest wind 5 to 8 mph. Chance of precipitation is 20%.
Saturday Night
A slight chance of showers and thunderstorms before 9pm. Partly cloudy, with a low around 60. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 83.
Sunday Night
Partly cloudy, with a low around 58.
Monday
A slight chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 56. Chance of precipitation is 20%.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 20%.
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ABOUT THIS FORECAST

 
Point Forecast:
Calais ME
 45.19°N 67.27°W (Elev. 62 ft)
6:22 am EDT Jul 1, 2026
7am EDT Jul 1, 2026-6pm EDT Jul 7, 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