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Millions face Arctic chill through end of January. Get the forecast details.

Southwest Harbor, ME

20°F

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Southwest Harbor, ME Weather

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Little to no accumulation

Sat, 1/17, 10:00 AM - Sat, 1/17, 9:00 PM

Snow

11 AM

24°

RealFeel® 11°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

14%

Mostly sunny

RealFeel Shade™8°

WindW 15 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts27 mph

Humidity53%

Indoor Humidity24% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

25°

RealFeel® 12°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

18%

Mostly sunny

RealFeel Shade™9°

WindW 16 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts28 mph

Humidity49%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

26°

RealFeel® 13°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

32%

Mostly sunny

RealFeel Shade™10°

WindW 16 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts30 mph

Humidity46%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

27°

RealFeel® 14°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

32%

Mostly sunny

RealFeel Shade™11°

WindW 16 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts30 mph

Humidity44%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

28°

RealFeel® 14°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

32%

Mostly sunny

RealFeel Shade™13°

WindWNW 16 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts29 mph

Humidity43%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover15%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

27°

RealFeel® 13°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

32%

Mostly sunny

RealFeel Shade™13°

WindWNW 15 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts28 mph

Humidity45%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

26°

RealFeel® 13°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

32%

Mostly clear

WindWNW 13 mph

Air QualityFair

Wind Gusts24 mph

Humidity45%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

26°

RealFeel® 13°

Very Cold

RealFeel Guide

Very Cold

10° to 24°

Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.

21%

Mostly clear

WindWNW 12 mph

Air QualityFair

Wind Gusts21 mph

Humidity46%

Indoor Humidity22% (Very Dry)

Dew Point8° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

25°

RealFeel® 6°

Bitterly Cold

RealFeel Guide

Bitterly Cold

-10° to 9°

Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.

0%

Partly cloudy

WindWNW 20 mph

Air QualityFair

Wind Gusts32 mph

Humidity46%

Indoor Humidity21% (Very Dry)

Dew Point7° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

24°

RealFeel® 6°

Bitterly Cold

RealFeel Guide

Bitterly Cold

-10° to 9°

Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.

0%

Partly cloudy

WindWNW 18 mph

Air QualityFair

Wind Gusts28 mph

Humidity46%

Indoor Humidity21% (Very Dry)

Dew Point6° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

23°

RealFeel® 5°

Bitterly Cold

RealFeel Guide

Bitterly Cold

-10° to 9°

Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.

0%

Intermittent clouds

WindWNW 17 mph

Air QualityFair

Wind Gusts21 mph

Humidity47%

Indoor Humidity20% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

22°

RealFeel® 4°

Bitterly Cold

RealFeel Guide

Bitterly Cold

-10° to 9°

Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.

0%

Intermittent clouds

WindWNW 16 mph

Air QualityExcellent

Wind Gusts20 mph

Humidity47%

Indoor Humidity19% (Very Dry)

Dew Point5° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover66%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

21°

RealFeel® 4°

Bitterly Cold

RealFeel Guide

Bitterly Cold

-10° to 9°

Caution advised. Frostbite to exposed skin within 15 minutes. Hypothermia likely without protective clothing.

0%

Mostly cloudy

WindWNW 15 mph

Air QualityExcellent

Wind Gusts18 mph

Humidity49%

Indoor Humidity19% (Extremely Dry)

Dew Point4° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover76%

Visibility10 mi

Cloud Ceiling30000 ft

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