Weather warnings
Weather warnings for Costa Mesa
Updated
1 active warning: Coastal Flood Warning until Thu 1:00 pm Issued by National Weather Service. Area: San Diego County Coastal Areas; Orange County Coastal.
Official weather warnings, watches and advisories for Costa Mesa, California, United States, updated every few minutes, plus severe weather flags from the 48-hour forecast.
- Active warnings
- 1 NWS active alerts
- Watches / advisories
- 0
- Next alert ends
- Thu 1:00 pm Coastal Flood Warning
- Max gust next 48 h
- 26 km/h Mon 3:00 pm
- Rain next 48 h
- 0 mm
- Temperature range
- 13 to 26°C
- Forecast flags
- 0 GodsView, not official
Weather warnings for Costa Mesa now
1 official alert covers Costa Mesa, California, United States right now: 1 warning and 0 watches or advisories.
Coastal Flood Warning (Severe) until Thu 1:00 pm. * WHAT...Significant coastal flooding expected. * WHERE...San Diego County coastal areas and Orange County Coastal Areas. * WHEN...Until 1 PM PDT Thursday during high tides. * IMPACTS...Numerous roads may be closed. Low lying property including homes, businesses, and some critical infrastructure will be inundated....
| Alert | Level | Area | From | Until |
|---|---|---|---|---|
| Coastal Flood Warning | Severe | San Diego County Coastal Areas; Orange County Coastal | Sun 9:11 am | Thu 1:00 pm |
Times are local (America/Los_Angeles). Source: National Weather Service.
GodsView forecast flags (not an official warning)
The forecast model shows nothing that crosses our thresholds for Costa Mesa in the next 48 hours.
Expect temperatures between 13 and 26°C, 0 mm of precipitation and gusts peaking near 26 km/h.
Thresholds: gusts 70+ km/h (90+ damaging), 50+ mm rain in 24 h or 10+ mm in an hour, 10+ cm snow in 24 h, thunderstorm and freezing-rain weather codes, 35°C+ heat, -25°C or wind chill -30°C. Open-Meteo model forecast; official warnings take precedence.
Weather warnings near Costa Mesa
Status of nearby cities from our 9-minute-old snapshot of the same official feeds.
| City | Distance | Active alerts |
|---|---|---|
| Newport Beach | 3 km | 1: Coastal Flood Warning |
| Huntington Beach | 8 km | 1: Coastal Flood Warning |
| Fountain Valley | 8 km | None |
| Irvine | 9 km | None |
| Santa Ana | 13 km | None |
| Tustin | 14 km | None |
| Garden Grove | 15 km | None |
| Westminster, CA | 15 km | None |
Warning, watch or advisory: what the levels mean
A Warning means hazardous weather is happening or imminent: act now. A Watch means conditions are favourable for it to develop: be ready. An Advisory is for less serious conditions that still cause significant inconvenience, and a Statement gives follow-up information.