Forecast Details for San Francisco, CA

Your Recent Locations:  San Francisco, CA  
Today: Sunny, with a high near 61. North northwest wind around 7 mph.
Tonight: Partly cloudy, with a low around 49. North northwest wind around 6 mph.
Tuesday: Mostly sunny, with a high near 59. Light south wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night: Rain likely, mainly between 10pm and 4am. Mostly cloudy, with a low around 51. South southwest wind 8 to 13 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday: A 20 percent chance of rain before 10am. Mostly sunny, with a high near 57. Northwest wind 11 to 13 mph.
Wednesday Night: Mostly clear, with a low around 46.
Thursday: Sunny, with a high near 57.
Thursday Night: Mostly clear, with a low around 46.
Friday: Sunny, with a high near 57.
Friday Night: Partly cloudy, with a low around 48.
Saturday: Mostly sunny, with a high near 56.
Saturday Night: Partly cloudy, with a low around 47.
Sunday: Mostly sunny, with a high near 57.

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Current U.S. National Radar--Current

The Current National Weather Radar is shown below with a UTC Time (subtract 5 hours from UTC to get Eastern Time).

Current U.S. National Radar

National Weather Forecast--Current

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Todays National Weather Map

National Weather Forecast for Tomorrow

Tomorrow National Weather Forecast and Tomorrow National Weather Map are show below.

Tomorrows National Weather Map

North America Water Vapor (Moisture)

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North American Water Vapor Map

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Weather Topic: What are Cirrus Clouds?

Home - Education - Cloud Types - Cirrus Clouds

cirrus clouds Next Topic: Cirrocumulus Clouds

Cirrus clouds are high-level clouds that occur above 20,000 feet and are composed mainly of ice crystals. They are thin and wispy in appearance.

What do they indicate?
They are often the first sign of an approaching storm.

Next Topic: Cirrocumulus Clouds

Weather Topic: What are Cirrostratus Clouds?

Home - Education - Cloud Types - Cirrostratus Clouds

cirrostratus clouds Next Topic: Altocumulus Clouds

Cirrostratus clouds are high, thin clouds that form above 20,000 feet and are made mostly of ice crystals. They sometimes look like giant feathers, horse tails, or curls of hair in the sky. These clouds are pushed by the jet stream and can move at high speeds reaching 100 mph.

What do they indicate?
They indicate that a precipitation is likely within 24 hours.

Next Topic: Altocumulus Clouds