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Hazardous Weather Conditions

Current conditions at

Bangor, Bangor International Airport (KBGR)

Lat: 44.8°NLon: 68.82°WElev: 190ft.

Mostly Cloudy

74°F

23°C

Humidity 57%
Wind Speed N 7 mph
Barometer 29.76 in (1007.5 mb)
Dewpoint 58°F (14°C)
Visibility 10.00 mi
Last update 21 Jun 2:53 pm EDT
Extended Forecast for

4 Miles N Belfast ME

Flash Flood Warning June 21, 02:57pm until June 21, 04:00pm
Click here for hazard details and duration
Flash Flood Warning
  •  
    Flash Flood Warning June 21, 02:57pm until June 21, 04:00pm

    NOW until 4:00pm Sun

    Flash Flood Warning

  • This Afternoon

    High: 75 °F

    Showers
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Chance
    T-storms then
    Patchy Fog

  • Monday

    Monday: Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 72. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.

    High: 72 °F

    Areas Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: Rain, mainly after 7pm. Patchy fog after 10pm. Low around 52. South wind around 5 mph becoming calm. Chance of precipitation is 100%.

    Low: 52 °F

    Rain Likely
    and Patchy
    Fog then Rain
    and Patchy
    Fog

  • Tuesday

    Tuesday: Showers, mainly before 1pm. Patchy fog before 9am. High near 71. Southeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 80%.

    High: 71 °F

    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers before 7pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    Showers and
    Patchy Fog
    then Patchy
    Fog

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and 11pm. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 53. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Areas of fog before 8am. Otherwise, mostly cloudy, with a high near 72. Light and variable wind becoming southeast 5 to 10 mph in the afternoon.
Monday Night
Rain, mainly after 7pm. Patchy fog after 10pm. Low around 52. South wind around 5 mph becoming calm. Chance of precipitation is 100%.
Tuesday
Showers, mainly before 1pm. Patchy fog before 9am. High near 71. Southeast wind around 5 mph becoming northwest in the afternoon. Chance of precipitation is 80%.
Tuesday Night
A 30 percent chance of showers before 7pm. Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 55.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 55.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly cloudy, with a low around 56.
Friday
Showers likely. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Friday Night
Showers likely. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 80.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N Belfast ME
 44.48°N 69.04°W (Elev. 190 ft)
Last Update:
2:32 pm EDT Jun 21, 2026
Forecast Valid:
2pm EDT Jun 21, 2026-6pm EDT Jun 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation