Alameda County

Alerts in effect

Alerts covering all or part of Alameda County.

• Heat Advisorymoderate

  Sonoma Coastal Range; North Bay Interior Mountains; San Francisco Bay Shoreline; East Bay Interior Valleys; Santa Cruz Mountains; Santa Clara Valley Including San Jose; Eastern Santa Clara Hills; East Bay Hills; Southern Salinas Valley/Arroyo Seco and Lake San Antonio; Santa Lucia Mountains and Los Padres National Forest; Mountains Of San Benito County And Interior Monterey County Including Pinnacles National Park

  NWS San Francisco CA · until Oct 4, 10:00 PM PDT

• Coastal Flood Advisoryminor

  San Francisco; North Bay Interior Valleys; San Francisco Bay Shoreline; Northern Monterey Bay; Southern Monterey Bay and Big Sur Coast

  NWS San Francisco CA · until Oct 2, 6:00 PM PDT

Outlook for the days ahead

• Severe Thunderstorm Outlook, Day 1: no risk area over Alameda County until Oct 3, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 1: no risk area over Alameda County until Oct 2, 12:00 PM UTC · Weather Prediction Center
• Severe Thunderstorm Outlook, Day 2: no risk area over Alameda County until Oct 4, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 2: no risk area over Alameda County until Oct 3, 12:00 PM UTC · Weather Prediction Center
• Severe Thunderstorm Outlook, Day 3: no risk area over Alameda County until Oct 5, 12:00 PM UTC · Storm Prediction Center
• Excessive Rainfall Outlook, Day 3: no risk area over Alameda County until Oct 4, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 4: no risk area over Alameda County until Oct 5, 12:00 PM UTC · Weather Prediction Center
• Excessive Rainfall Outlook, Day 5: no risk area over Alameda County until Oct 6, 12:00 PM UTC · Weather Prediction Center

Rainfall forecast

• Day 1 (24 hours): no measurable rain forecast in Alameda County issued Oct 2, 5:41 AM UTC · Weather Prediction Center
• Days 1–3 (72 hours): no measurable rain forecast in Alameda County issued Oct 2, 5:53 AM UTC · Weather Prediction Center
• Days 1–7: no measurable rain forecast in Alameda County issued Oct 2, 5:54 AM UTC · Weather Prediction Center

River gauges

• Alameda Creek at Sunol Water Temple
  NowFlood stages not defined2.39 ftOct 2, 12:15 AM PDT
• Alameda Creek below Calaveras Creek near Sunol
  NowFlood stages not defined4.68 ftOct 2, 12:00 AM PDT
• Alameda Creek below Welch Creek near Sunol
  NowFlood stages not defined11.48 ftOct 1, 11:30 PM PDTForecastFlood stages not defined11.46 ftOct 2, 1:00 AM PDT
• Alameda Creek Flood Channel at Union City
  NowFlood stages not defined6.46 ftOct 2, 12:00 AM PDT
• Alameda Creek near Fremont
  NowFlood stages not defined5.17 ftOct 2, 12:15 AM PDT
• Alameda Creek near Niles
  NowNo flooding2.55 ftOct 2, 12:00 AM PDTForecastNo flooding2.54 ftOct 2, 1:00 AM PDT
• Alamo Canal near Pleasanton
  NowNo flooding1.8 ftOct 1, 11:45 PM PDTForecastNo flooding1.81 ftOct 2, 1:00 AM PDT
• Alamo Creek - Willow Creek Drive near Dublin
  NowObservation not current