Hazardous Weather Conditions
Current conditions at
Portland, Portland International Jetport (KPWM)
Lat: 43.64°NLon: 70.3°WElev: 72ft.
Fair
37°F
3°C
| Humidity | 79% |
| Wind Speed | W 5 mph |
| Barometer | 30.10 in (1019.2 mb) |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 33°F (1°C) |
| Last update | 13 May 3:51 am EDT |
Extended Forecast for
Portland ME
Frost Advisory May 13, 04:00am until May 13, 09:00am
NOW until 9:00am Wed
Frost Advisory
Today
High: 53 °F
Slight Chance
Showers then
Chance
ShowersTonight
Low: 47 °F
Slight Chance
Showers then
Mostly CloudyThursday
High: 54 °F
Slight Chance
Rain then
RainThursday Night

Low: 46 °F
Rain
Friday

High: 53 °F
Rain
Friday Night
Low: 46 °F
Chance Rain
then Partly
CloudySaturday

High: 66 °F
Sunny
Saturday Night

Low: 54 °F
Mostly Clear
Detailed Forecast
Today
A 50 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 53. Light and variable wind becoming south 5 to 10 mph in the morning. Winds could gust as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A 20 percent chance of showers before midnight. Cloudy, with a low around 47. South wind 10 to 15 mph, with gusts as high as 25 mph.
Thursday
Rain likely, then rain and possibly a thunderstorm after 2pm. High near 54. Southeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 46. Northeast wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Friday
Rain, mainly before 1pm. High near 53. Northeast wind 5 to 10 mph. Chance of precipitation is 80%.
Friday Night
A 30 percent chance of rain before 7pm. Mostly cloudy, with a low around 46.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 54.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 50.
Monday
Mostly sunny, with a high near 66.
Monday Night
Mostly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 73.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Portland ME
43.66°N 70.27°W (Elev. 7 ft)
43.66°N 70.27°W (Elev. 7 ft)
2:25 am EDT May 13, 2026
4am EDT May 13, 2026-6pm EDT May 19, 2026



