National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

KF6YUA Sebastopol (AR323)

Lat: 38.3803°NLon: 122.8242°WElev: 230.0ft.

NA

41°F

5°C

Humidity 99%
Wind Speed SSE 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 41°F (5°C)
Visibility NA
Last update 27 Jan 02:40 AM PST
Extended Forecast for

3 Miles SW Cotati CA

  • Overnight

    Overnight: Mostly cloudy, with a low around 39. Southeast wind around 9 mph.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, mainly after 4pm. Increasing clouds, with a high near 56. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F

    Slight Chance
    Rain then
    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. South wind 5 to 8 mph becoming light and variable. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 44 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday

    Wednesday: Cloudy through mid morning, then gradual clearing, with a high near 58. Light and variable wind becoming east around 5 mph in the morning.

    High: 58 °F

    Gradual
    Clearing

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. West northwest wind around 6 mph becoming calm in the evening.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 61.

    High: 61 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Friday

    Friday: Mostly cloudy, with a high near 62.

    High: 62 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 39. Southeast wind around 9 mph.
Tuesday
Rain likely, mainly after 4pm. Increasing clouds, with a high near 56. Southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain likely, mainly before 10pm. Mostly cloudy, with a low around 44. South wind 5 to 8 mph becoming light and variable. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Cloudy through mid morning, then gradual clearing, with a high near 58. Light and variable wind becoming east around 5 mph in the morning.
Wednesday Night
Partly cloudy, with a low around 40. West northwest wind around 6 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 61.
Thursday Night
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 42.
Friday
Mostly cloudy, with a high near 62.
Friday Night
Mostly cloudy, with a low around 43.
Saturday
Mostly cloudy, with a high near 63.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 45.
Sunday
A chance of rain. Mostly cloudy, with a high near 60.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 43.
Monday
Mostly sunny, with a high near 61.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SW Cotati CA
 38.31°N 122.75°W (Elev. 561 ft)
Last Update:
2:38 am PST Jan 27, 2026
Forecast Valid:
2am PST Jan 27, 2026-6pm PST Feb 2, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation