From: 2026/04/21, 13:28
To: 2026/04/21, 19:30

* WHAT...Urban and small stream flooding caused by thunderstorms. * WHERE...Portions of central and northern California, including the following counties, Placer, Amador, Calaveras, El Dorado, Nevada, Sacramento, San Joaquin, Stanislaus, Sutter, Tuolumne and Yolo. * WHEN...Until 730 PM PDT Tuesday. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Rises in small streams and normally dry arroyos. Water over roadways. * ADDITIONAL DETAILS... - At 124 PM PDT, Doppler radar and rain gauges indicated heavy rain due to thunderstorms. Local emergency managers reported flooding. Minor flooding is ongoing or expected to begin shortly in the advisory area. Potential for isolated mud or rock slides in the foothills as the line of storms moves eastward. Between 0.5 and 1 inch of rain has fallen in the last 6 hours. - Some locations that will experience flooding include... Sacramento, Stockton, Modesto, Elk Grove, Roseville, Citrus Heights, Tracy, Folsom, Rocklin, Galt, Oakdale, Auburn, Placerville, Sonora, Jackson, Paloma, El Dorado Hills, Fair Oaks, Cameron Park and Carmichael. - http://www.weather.gov/safety/flood