ARCATA, CA 95521 Weather Forecast & Current Conditions

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ARCATA, CA
Current Weather

10:53 PM PST JAN 16, 2026
Clear
43°F
Feels Like: 42°F
Dewpoint: 43°F
Rel. Hum.: 100%
Visibility: 10 miles
Wind: E at 3 mph
Pressure: 30.11 inches
Last 72 hours

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ARCATA, CA 95521
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TODAY
Sunny. Patchy fog in the afternoon. Highs 61 to 73. East wind around 5 mph shifting to the west in the afternoon.
TONIGHT
Mostly cloudy. Patchy fog in the evening. Widespread frost overnight. Lows 35 to 45. Southeast wind around 5 mph.
SATURDAY
Mostly sunny. Patchy frost in the morning. Patchy fog through the day. Highs 58 to 68. South wind around 5 mph shifting to the west in the afternoon.
SATURDAY NIGHT
Mostly cloudy. Patchy fog. Lows 39 to 49. Northeast wind around 5 mph.
SUNDAY
Partly cloudy. Highs 56 to 66. Northeast wind around 5 mph.
SUNDAY NIGHT
Partly cloudy. Patchy fog. Lows 36 to 46.
MARTIN LUTHER KING JR DAY THROUGH TUESDAY
Mostly clear. Highs 56 to 66. Lows 36 to 46.
TUESDAY NIGHT
Partly cloudy. Patchy fog. Lows 38 to 48.
WEDNESDAY
Mostly cloudy in the morning then becoming partly cloudy. Highs 53 to 63.
WEDNESDAY NIGHT
Mostly cloudy. Patchy fog. Lows 37 to 47.
THURSDAY
Mostly cloudy in the morning then becoming partly cloudy. Highs 50 to 60.

Visible Weather Satellite
ARCATA, CA 95521
Infrared Weather Satellite
ARCATA, CA 95521
NEXRAD Weather Radar
ARCATA, CA 95521

ARCATA, CA 3 hourly weather forecast

weather forecast created  6:00 PM CST  1/16/2026
Saturday
17 JAN 2026
ARCATA, CA 95521 weather forecast Day 1, 0 hours 10 PM 46° 45° Clear 0%

0% Thunder
( 0% severe)
SSE   2 86% 42°
Low 41° ARCATA, CA 95521 weather forecast Day 1, 3 hours 1 AM 44° 42° Clear SE   3 89% 41°
High 59° ARCATA, CA 95521 weather forecast Day 1, 6 hours 4 AM 43° 41° Partly Cloudy 0%

0% Thunder
( 0% severe)
ESE   3 82% 38°

Partly Cloudy



ARCATA, CA 95521 weather forecast Day 1, 9 hours 7 AM 42° 40° Partly Cloudy SE   3 82% 37°
ARCATA, CA 95521 weather forecast Day 1, 12 hours 10 AM 50° 49° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   3 77% 43°
ARCATA, CA 95521 weather forecast Day 1, 15 hours 1 PM 55° 55° Partly Cloudy W   2 72% 46°
ARCATA, CA 95521 weather forecast Day 1, 18 hours 4 PM 53° 53° Partly Cloudy 0%

0% Thunder
( 0% severe)
  CALM 83% 48°
ARCATA, CA 95521 weather forecast Day 1, 21 hours 7 PM 47° 46° Mostly Cloudy   CALM 96% 46°
Sunday
18 JAN 2026
ARCATA, CA 95521 weather forecast Day 2, 0 hours 10 PM 45° 44° Partly Cloudy 0%

0% Thunder
( 0% severe)
E   1 96% 44°
Low 42° ARCATA, CA 95521 weather forecast Day 2, 3 hours 1 AM 44° 43° Mostly Cloudy NNE   1 96% 43°
High 57° ARCATA, CA 95521 weather forecast Day 2, 6 hours 4 AM 44° 43° Mostly Cloudy 0%

0% Thunder
( 0% severe)
NNE   2 93% 42°

Mostly Cloudy



ARCATA, CA 95521 weather forecast Day 2, 9 hours 7 AM 43° 42° Mostly Cloudy ENE   2 89% 40°
ARCATA, CA 95521 weather forecast Day 2, 12 hours 10 AM 50° 50° Partly Cloudy 0%

0% Thunder
( 0% severe)
ENE   2 83% 45°
ARCATA, CA 95521 weather forecast Day 2, 15 hours 1 PM 55° 54° Partly Cloudy NNW   5 77% 48°
ARCATA, CA 95521 weather forecast Day 2, 18 hours 4 PM 54° 54° Partly Cloudy 0%

0% Thunder
( 0% severe)
NNW   3 83% 49°
ARCATA, CA 95521 weather forecast Day 2, 21 hours 7 PM 46° 45° Partly Cloudy NNE   2 100% 46°

ARCATA, CA extended weather forecast

Monday
19 JAN 2026
Tuesday
20 JAN 2026
Wednesday
21 JAN 2026
Thursday
22 JAN 2026
Friday
23 JAN 2026
Low 39° Low 40° Low 41° Low 40° Low 39°
High 59° High 55° High 54° High 54° High 54°
ARCATA, CA 95521 weather forecast Day 3 ARCATA, CA 95521 weather forecast Day 4 ARCATA, CA 95521 weather forecast Day 5 ARCATA, CA 95521 weather forecast Day 6 ARCATA, CA 95521 weather forecast Day 7
Clear
2% Rain
Partly Cloudy
3% Rain
Partly Cloudy
5% Rain
Mostly Cloudy
11% Rain
Mostly Cloudy
25% Rain
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