Weather warnings
Weather warnings for O'Fallon
Updated
No official weather warnings for O'Fallon right now Checked against NWS active alerts at Sun, Oct 25, 1:27 pm (18:27 UTC).
Official weather warnings, watches and advisories for O'Fallon, Missouri, 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
- 23 km/h Mon 10:00 am
- Rain next 48 h
- 0 mm
- Temperature range
- 12 to 25°C
- Forecast flags
- 0 GodsView, not official
Weather warnings for O'Fallon now
National Weather Service has no active warnings, watches or advisories covering O'Fallon, Missouri, United States as of Sun, Oct 25, 1:27 pm (18:27 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/Chicago). Source: National Weather Service.
GodsView forecast flags (not an official warning)
The forecast model shows nothing that crosses our thresholds for O'Fallon in the next 48 hours.
Expect temperatures between 12 and 25°C, 0 mm of precipitation and gusts peaking near 23 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 O'Fallon
Status of nearby cities from our 1-minute-old snapshot of the same official feeds.
| City | Distance | Active alerts |
|---|---|---|
| Saint Peters, MO | 6 km | None |
| Saint Charles | 19 km | None |
| Chesterfield, MO | 20 km | None |
| Wildwood | 26 km | None |
| Florissant | 33 km | None |
| St. Louis | 48 km | None |
| Oakville, MO | 51 km | None |
| Jefferson City | 131 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.