Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

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Last Map Update: Sun, Apr 12, 2026 at 9:28:38 am PDT

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National Weather Service San Francisco Bay Area, CA

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National Weather Service Los Angeles, CA

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Weather This Weekend (Updated Forecast)

1:17PM PDT: An active weather pattern continues for central California into the weekend. Daily chances for lightning exist through Monday, with the greatest chances taking place Sunday. Remember: no place outside is safe in a thunderstorm. Heavy valley rain and significant Sierra snow will also peak this weekend. Stay aware! #CAwx

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Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

NWS Forecast Office Hanford, CA