Weather warnings
Weather warnings for Fontana
Updated
No official weather warnings for Fontana right now Checked against NWS active alerts at Sun, Oct 25, 10:00 am (17:00 UTC).
Official weather warnings, watches and advisories for Fontana, California, United States, updated every few minutes, plus severe weather flags from the 48-hour forecast.
- Active warnings
- 0 NWS active alerts
- Watches / advisories
- 0
- Max gust next 48 h
- 29 km/h Sun 7:00 pm
- Rain next 48 h
- 0 mm
- Temperature range
- 14 to 27°C
- Forecast flags
- 0 GodsView, not official
Weather warnings for Fontana now
National Weather Service has no active warnings, watches or advisories covering Fontana, California, United States as of Sun, Oct 25, 10:00 am (17:00 UTC). We match the official feed to the city centre's exact location, so an alert for a neighbouring county or region does not show here.
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 Fontana in the next 48 hours.
Expect temperatures between 14 and 27°C, 0 mm of precipitation and gusts peaking near 29 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 Fontana
Status of nearby cities from our 4-minute-old snapshot of the same official feeds.
| City | Distance | Active alerts |
|---|---|---|
| Rialto | 6 km | None |
| Colton | 11 km | None |
| San Bernardino | 13 km | None |
| Rancho Cucamonga | 15 km | None |
| Riverside | 16 km | None |
| Eastvale | 19 km | None |
| Upland | 20 km | None |
| Ontario | 20 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.