National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

Bar Harbor, Hancock County-Bar Harbor Airport (KBHB)

Lat: 44.45°NLon: 68.37°WElev: 82ft.

Fair

74°F

23°C

Humidity 67%
Wind Speed E 6 mph
Barometer 29.95 in (1014.3 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 1 Aug 9:56 am EDT
Extended Forecast for

Bar Harbor ME

  • Today

    Today: Mostly sunny, with a high near 81. East wind 6 to 10 mph becoming south in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy fog. Otherwise, mostly cloudy, with a low around 62. Light south wind.

    Low: 62 °F

    Patchy Fog

  • Sunday

    Sunday: Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 78. South wind 6 to 13 mph, with gusts as high as 23 mph.

    High: 78 °F

    Areas Fog
    then Mostly
    Cloudy

  • Sunday Night

    Sunday Night: Areas of fog after 11pm. Otherwise, cloudy, with a low around 64. South wind 6 to 8 mph.

    Low: 64 °F

    Areas Fog

  • Monday

    Monday: Showers likely, with thunderstorms also possible after 2pm. Areas of fog. Otherwise, mostly cloudy, with a high near 72. South wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 72 °F

    Showers
    Likely and
    Areas Fog

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 65. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.

    Low: 65 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 9am. Otherwise, sunny, with a high near 75. Southwest wind 6 to 8 mph.

    High: 75 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 64.

    Low: 64 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. East wind 6 to 10 mph becoming south in the afternoon.
Tonight
Patchy fog. Otherwise, mostly cloudy, with a low around 62. Light south wind.
Sunday
Areas of fog before 11am. Otherwise, mostly cloudy, with a high near 78. South wind 6 to 13 mph, with gusts as high as 23 mph.
Sunday Night
Areas of fog after 11pm. Otherwise, cloudy, with a low around 64. South wind 6 to 8 mph.
Monday
Showers likely, with thunderstorms also possible after 2pm. Areas of fog. Otherwise, mostly cloudy, with a high near 72. South wind around 9 mph. Chance of precipitation is 70%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
A chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 65. Southwest wind 6 to 8 mph. Chance of precipitation is 40%.
Tuesday
Patchy fog before 9am. Otherwise, sunny, with a high near 75. Southwest wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
A slight chance of showers after 11pm. Mostly cloudy, with a low around 64. Chance of precipitation is 20%.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Friday
A slight chance of showers. Partly sunny, with a high near 83. Chance of precipitation is 20%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Bar Harbor ME
 44.39°N 68.21°W (Elev. 66 ft)
Last Update:
8:02 am EDT Aug 1, 2026
Forecast Valid:
10am EDT Aug 1, 2026-6pm EDT Aug 7, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation