ARCATA, CA 95521 Weather Forecast & Current Conditions

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ARCATA, CA
Current Weather

5:53 PM PDT MAR 19, 2026
Clear
57°F
Feels Like: 56°F
Dewpoint: 52°F
Rel. Hum.: 83%
Visibility: 10 miles
Wind: W at 6 mph
Pressure: 30.16 inches
Last 72 hours

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ARCATA, CA 95521
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
TONIGHT
Partly cloudy early in the evening then becoming mostly cloudy. Patchy dense fog overnight. Lows 41 to 51. Northwest wind around 5 mph shifting to the northeast overnight.
FRIDAY
Mostly cloudy in the morning then becoming partly cloudy. Patchy fog in the morning. Highs 59 to 69. Northwest wind 5 to 15 mph.
FRIDAY NIGHT
Mostly cloudy. Slight chance of drizzle overnight. Lows 42 to 52. Northwest wind up to 10 mph.
SATURDAY
Mostly cloudy. Highs 56 to 66. North wind 5 to 15 mph.
SATURDAY NIGHT AND SUNDAY
Partly cloudy. Lows 38 to 48. Highs 56 to 67. North wind 5 to 15 mph.
SUNDAY NIGHT THROUGH MONDAY NIGHT
Mostly cloudy. Lows 41 to 51. Highs 58 to 73.
TUESDAY
Mostly cloudy in the morning then becoming partly cloudy. Slight chance of rain. Highs 59 to 69.
TUESDAY NIGHT AND WEDNESDAY
Mostly cloudy. Chance of rain. Lows 40 to 50. Highs 54 to 69.
WEDNESDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Lows 36 to 46.
THURSDAY
Mostly sunny. Highs 59 to 69.

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 AM CST  3/19/2026
Thursday
19 MAR 2026
ARCATA, CA 95521 weather forecast Day 1, 12 hours 10 AM 57° 58° Partly Cloudy 1%

0% Thunder
( 0% severe)
NW   1 77% 50°
High 63° ARCATA, CA 95521 weather forecast Day 1, 15 hours 1 PM 61° 61° Partly Cloudy NW   5 70% 51°
Partly Cloudy



ARCATA, CA 95521 weather forecast Day 1, 18 hours 4 PM 62° 62° Clear 2%

0% Thunder
( 0% severe)
NW   5 67% 51°
ARCATA, CA 95521 weather forecast Day 1, 21 hours 7 PM 53° 53° Partly Cloudy NNW   2 90% 50°
Friday
20 MAR 2026
ARCATA, CA 95521 weather forecast Day 2, 0 hours 10 PM 50° 50° Partly Cloudy 1%

0% Thunder
( 0% severe)
NNE   1 93% 48°
Low 47° ARCATA, CA 95521 weather forecast Day 2, 3 hours 1 AM 49° 49° Partly Cloudy NNE   1 93% 47°
High 63° ARCATA, CA 95521 weather forecast Day 2, 6 hours 4 AM 48° 47° Partly Cloudy 1%

0% Thunder
( 0% severe)
N   2 93% 46°

Mostly Cloudy



ARCATA, CA 95521 weather forecast Day 2, 9 hours 7 AM 49° 49° Mostly Cloudy N   2 89% 46°
ARCATA, CA 95521 weather forecast Day 2, 12 hours 10 AM 57° 57° Partly Cloudy 2%

0% Thunder
( 0% severe)
NNW   5 80% 51°
ARCATA, CA 95521 weather forecast Day 2, 15 hours 1 PM 60° 59° Mostly Cloudy NNW   9 75% 52°
ARCATA, CA 95521 weather forecast Day 2, 18 hours 4 PM 59° 57° Mostly Cloudy 4%

0% Thunder
( 0% severe)
NNW   9 78% 52°
ARCATA, CA 95521 weather forecast Day 2, 21 hours 7 PM 54° 52° Mostly Cloudy NNW   7 93% 52°
Saturday
21 MAR 2026
ARCATA, CA 95521 weather forecast Day 3, 0 hours 10 PM 52° 51° Mostly Cloudy 7%

0% Thunder
( 0% severe)
N   5 100% 52°
Low 47° ARCATA, CA 95521 weather forecast Day 3, 3 hours 1 AM 51° 49° Mostly Cloudy NNW   6 100% 51°
High 56° ARCATA, CA 95521 weather forecast Day 3, 6 hours 4 AM 50° 47° Mostly Cloudy 12%
RAIN
<.01 in
0% Thunder
( 1% severe)
N   7 100% 50°

Mostly Cloudy



ARCATA, CA 95521 weather forecast Day 3, 9 hours 7 AM 49° 46° Mostly Cloudy N   7 100% 49°
ARCATA, CA 95521 weather forecast Day 3, 15 hours 10 AM 53° 50° Mostly Cloudy 4%

0% Thunder
( 1% severe)
NNW   9 90% 50°
ARCATA, CA 95521 weather forecast Day 3, 18 hours 1 PM 54° 50° Partly Cloudy NNW   14 80% 48°
ARCATA, CA 95521 weather forecast Day 3, 21 hours 4 PM 54° 50° Partly Cloudy     NNW   14 74% 46°

ARCATA, CA extended weather forecast

Sunday
22 MAR 2026
Monday
23 MAR 2026
Tuesday
24 MAR 2026
Wednesday
25 MAR 2026
Thursday
26 MAR 2026
Low 39° Low 42° Low 47° Low 42° Low 36°
High 57° High 57° High 55° High 55° High 55°
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 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
4% Rain
Mostly Cloudy
8% Rain
Overcast
75% Rain
Mostly Cloudy
52% Rain
Clear
11% Rain
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