Weather & Tides-April 21, 2025

NATIONAL WEATHER SERVICE REPORT 

Monday, April 21st, 2025

SYNOPSIS:  Cooler overnight temperatures with pleasant daytime

highs will characterize conditions for the next few days. Strong

northerly winds will ramp up in the afternoons near the coast.

Unsettled weather with a chance of rain is forecasts Thursday

through Saturday.

TODAY: 

Inland: Sunny, with a high near 75. Calm wind becoming north 5 to 7 mph in the afternoon.

Along the Coast: Sunny, with a high near 60. North northwest wind 6 to 15 mph, with gusts as high as 21 mph.

TONIGHT:  

Inland: Patchy fog after 2am. Otherwise, increasing clouds, with a low around 44. North wind 5 to 8 mph becoming calm in the evening.  

Along the Coast:  Partly cloudy, with a low around 42. North northwest wind 5 to 15 mph, with gusts as high as 21 mph.

Extended Forecast: A broad area of high pressure will maintain mostly dry and mild weather through midweek, with gusty afternoon northerly winds near Cape Mendocino and chilly overnight lows—especially in colder valleys like Hayfork and Ruth, where frost advisories are in effect. Daytime highs will remain pleasant, ranging from the mid 70s to low 80s, with low humidity. By late week, conditions are expected to shift significantly as a trough moves in, bringing increased chances for rain, mountain snow, gusty winds, and possibly isolated thunderstorms. Confidence in precipitation details is still low, but models suggest a potential for impactful weather from Thursday through the weekend.

Predicted Temperatures

Location	High Today	Low Tonight	HighTomorrow
Inland	75	44	73
Along The Coast	60	42	60

The coastal waters forecast from Point Saint George to Cape Mendocino and out to 10 nautical miles.

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT

Today	Wind	N wind 20 to 25 kt. Gusts up to 35 kt this afternoon.
	Waves	NW 9 ft at 9 seconds.
Tonight	Wind	N wind 20 to 25 kt.
	Waves	NW 10 ft at 10 seconds.

The coastal waters forecast from Cape Mendocino to Point Arena and out to 10 nautical miles. 

SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TUESDAY NIGHT

Today	Wind	N wind 25 to 30 kt with gusts up to 35 kt.
	Waves	NW 10 ft at 9 seconds.
Tonight	Wind	N wind 15 to 20 kt.
	Waves	NW 10 ft at 10 seconds.

Lastly, here are the solar and lunar phases and tidal information : Today, Monday,  April 21st,  the sun rose in Shelter Cove at 6:28 am and sunset will be at 8:02 pm, for a total of 13 hours and 33 minutes of sunlight. The only low tide of the day will be at 12:46 pm. The next high tide will be at 8:07 pm. The last quarter moon  rose in the southeast at 3:17 am and will set in the southwest at 12:58 pm.    According to the solunar theory, today is an average day for fishing, the fish activity forecast is average.