Weather & Tides-Sept.9, 2025

NATIONAL WEATHER SERVICE REPORT 

Tuesday, September 9th, 2025

SYNOPSIS: Periods of rain and thunderstorms are forecast to continue today through Wednesday. Locally heavy rain will be possible with storms in the interior each day. Drier weather will be possible toward the end of the week, followed by another chance of rain during the weekend.

TODAY: 

Inland: Rain likely, then showers and possibly a thunderstorm after 2pm. Patchy fog before 11am. High near 80. South southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Along the Coast: Rain likely and possibly a thunderstorm before 2pm, then showers and possibly a thunderstorm between 2pm and 5pm, then a chance of rain and thunderstorms after 5pm. High near 68. Calm wind becoming west northwest around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

TONIGHT:  

Inland: Rain likely and possibly a thunderstorm before 11pm, then a chance of rain. Areas of fog after 2am. Otherwise, mostly cloudy, with a low around 55. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Along the Coast: A 50 percent chance of rain, mainly before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 55. Northwest wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.

Extended Forecast: A cool weather system offshore is bringing waves of light to moderate rain, with some heavier showers and thunderstorms possible—especially inland—through Wednesday. These storms could produce brief, intense downpours, raising concerns for minor flooding and a very small risk of debris flows in burn scar areas. The system will slowly move east by Thursday, with drier and warmer weather expected Friday, though some fog may linger in valleys. However, another storm system could bring more rain by the weekend, though exact timing and totals are still uncertain.

Predicted Temperatures

Location	High Today	Low Tonight	HighTomorrow
Inland	80	55	82
Along The Coast	68	55	64

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

Today	Wind	E 5 kt, backing to NW this afternoon.
	Waves	S 2 ft at 6 seconds and S 2 ft at 11 seconds. Patchy dense fog this morning. Rain likely. A slight chance of tthunderstorms this afternoon.
Tonight	Wind	N 5 to 10 kt.
	Waves	SW 3 ft at 7 seconds and S 1 foot at 11 seconds. A chance of rain.

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

Today	Wind	SE 5 to 10 kt.
	Waves	S 3 ft at 5 seconds and S 2 ft at 12 seconds. Rain likely.
Tonight	Wind	NW 5 to 10 kt.
	Waves	W 3 ft at 7 seconds and S 2 ft at 11 seconds. A chance of rain.

Lastly, here are the solar and lunar phases and tidal information : Today, Tuesday, September 9th, the sun rose in Shelter Cove at 6:52am and the sunset will be at 7:33pm, for a total of 12 hours and 40 minutes of sunlight. The next high tide will be at 1:02 pm, at 6.3 ft. The next low tide will be at 7:19 pm, at 0.4ft. Today we begin the day with the waning gibbous moon already visible in the sky, so first we will see the moonset, which will take place at 9:08 am in the west. Eventually, the moon will rise again in the east at 8:34 pm. According to the solunar theory, today is a good day for fishing, the fish activity forecast is high.