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Day 1 Outlook • April 17, 2026
Day 2 Outlook • April 18, 2026
Day 3 Outlook • April 19, 2026
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dBZ 5
75

Hazardous Weather Conditions

  • No active alerts for PORTLAND, MAINE

Current Conditions: PORTLAND, MAINE

PORTLAND (KPWM)

Light Rain

44.6 F
Humidity:100%
Wind Speed: 0.0 mph
Barometer:29.76 in
Dewpoint:44.6 F
Visibility:8.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 17 2026, 01:30 AM EDT
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5 Day Forecast for PORTLAND, MAINE (04102)

Friday

High 62 °F
Rain Showers Likely
Friday
Night
Low 42 °F
Mostly Cloudy
Saturday

High 53 °F
Slight Chance of Rain Showers
Saturday
Night
Low 41 °F
Chance of Rain
Sunday

High 50 °F
Rain
Sunday
Night
Low 32 °F
Rain
Monday

High 46 °F
Showers Likely
Monday
Night
Low 28 °F
Partly Cloudy
Tuesday

High 48 °F
Mostly Sunny

Detailed Forecast for PORTLAND, MAINE (04102)

Friday
Rain Showers Likely. High near 62°F. Wind 1 to 6 mph, with gusts as high as 12 mph.
Friday Night
Mostly Cloudy. Low around 42°F. Wind 1 to 2 mph, with gusts as high as 5 mph.
Saturday
Slight Chance of Rain Showers. High near 53°F. Wind 2 to 7 mph, with gusts as high as 14 mph.
Saturday Night
Chance of Rain. Low around 41°F. Wind 1 to 2 mph, with gusts as high as 5 mph.
Sunday
Rain. High near 50°F. Wind 3 to 8 mph, with gusts as high as 16 mph.
Sunday Night
Rain. Low around 32°F. Wind around 5 mph, with gusts as high as 9 mph.
Monday
Showers Likely. High near 46°F. Wind 6 to 9 mph, with gusts as high as 17 mph.
Monday Night
Partly Cloudy. Low around 28°F. Wind 2 to 5 mph, with gusts as high as 9 mph.
Tuesday
Mostly Sunny. High near 48°F. Wind 2 to 8 mph, with gusts as high as 16 mph.
Tuesday Night
Chance of Rain. Low around 35°F. Wind 5 to 6 mph, with gusts as high as 12 mph.
Wednesday
Chance of Rain Showers. High near 53°F. Wind 5 to 7 mph, with gusts as high as 14 mph.
Wednesday Night
Partly Cloudy. Low around 37°F. Wind 2 to 3 mph, with gusts as high as 7 mph.
Thursday
Partly Sunny. High near 55°F. Wind 2 to 7 mph, with gusts as high as 14 mph.
ME Radar
Current Radar • ME
Day 1 Outlook • April 17, 2026

Observation History for PORTLAND, MAINE

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
01:30 AM EDT 0.0 8.00 Light Rain -- 44.6 44.6 100% NA NA 29.76 1007.8
01:25 AM EDT 0.0 6.00 Light Rain and Fog/Mist -- 44.6 44.6 100% NA NA 29.77 1008.1
01:05 AM EDT 0.0 6.00 Light Rain and Fog/Mist -- 44.6 44.6 100% NA NA 29.78 1008.5
12:50 AM EDT 0.0 7.00 Light Rain -- 44.6 44.6 100% NA NA 29.79 1008.8
12:45 AM EDT S 5.7 7.00 Light Rain -- 44.6 44.6 100% 41.4 NA 29.79 1008.8
12:35 AM EDT NE 5.7 6.00 Rain and Fog/Mist -- 44.6 44.6 100% 41.4 NA 29.79 1008.8
12:25 AM EDT NE 5.7 6.00 Light Rain and Fog/Mist -- 44.6 44.6 100% 41.4 NA 29.79 1008.8
12:00 AM EDT 0.75 Fog/Mist -- 42.8 42.8 100% NA NA M
11:50 PM EDT 12.7 0.50 Fog -- 42.8 42.8 100% 36.1 NA M
11:35 PM EDT NE 6.9 0.50 Fog -- 42.8 42.8 100% 38.5 NA 29.75 1007.5
11:25 PM EDT 9.2 0.50 Fog -- 42.8 42.8 100% 37.4 NA 29.75 1007.5
11:20 PM EDT 4.6 0.25 Fog -- 42.8 42.8 100% 40.1 NA 29.74 1007.1
11:00 PM EDT E 3.4 0.50 Fog -- 42.8 42.8 100% 41.0 NA 29.74 1007.1
10:50 PM EDT E 3.4 0.50 Fog -- 42.8 42.8 100% 41.0 NA 29.74 1007.1
10:45 PM EDT 3.4 1.00 Fog/Mist -- 42.8 42.8 100% 41.0 NA 29.75 1007.5
10:35 PM EDT 0.0 1.00 Fog/Mist -- 42.8 42.8 100% NA NA 29.76 1007.8
10:25 PM EDT 0.0 1.00 Fog/Mist -- 42.8 42.8 100% NA NA 29.76 1007.8
10:05 PM EDT 3.4 1.00 Fog/Mist -- 42.8 42.8 100% 41.0 NA 29.76 1007.8
09:45 PM EDT SE 5.7 1.00 Light Rain and Fog/Mist -- 42.8 42.8 100% 39.2 NA 29.76 1007.8
09:25 PM EDT SE 3.4 1.00 Fog/Mist -- 42.8 42.8 100% 41.0 NA 29.78 1008.5
09:10 PM EDT 0.0 0.75 Fog/Mist -- 42.8 42.8 100% NA NA 29.79 1008.8
09:00 PM EDT 3.4 0.75 Fog/Mist -- 42.8 42.8 100% 41.0 NA 29.79 1008.8
08:40 PM EDT 0.0 2.00 Fog/Mist -- 42.8 42.8 100% NA NA 29.80 1009.1
08:30 PM EDT E 3.4 2.00 Fog/Mist -- 42.8 42.8 100% 41.0 NA 29.79 1008.8

Regional Weather Observation

PORTLAND (KPWM)

Light Rain
44.6 F

FRYEBURG (KIZG)

Light Rain
51.8 F

AUBURN/LEWISTON (KLEW)

Rain
46.4 F

SANFORD MUNI (KSFM)

Light Rain and Fog/Mist
48.2 F

WISCASSET (KIWI)

Rain and Fog/Mist
46.4 F

ROCHESTER (KDAW)

Cloudy
50.0 F
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