Saint Charles County, MO Weather Alerts
Every National Weather Service alert issued for Saint Charles County, Missouri, pushed to your phone within moments — county code MOC183, forecast zone MOZ061. Free with StormCast.
Download on Google PlayHow the NWS identifies Saint Charles County
These are the identifiers the National Weather Service uses when it issues a warning here. StormCast watches MOC183 directly rather than matching on place names, which is why an alert arrives whether you are in Augusta or anywhere else in the county.
NWS County Code
MOC183
Forecast Zone
MOZ061
Forecast Office
St. Charles (LSX)
Radar Station
KLSX
Towns covered in Saint Charles County
An NWS alert for Saint Charles County applies to all 13 of these communities. You do not need a separate alert for each one.
River gauges in and around Saint Charles County
StormCast tracks 4 gauges near Saint Charles County. Set a flood-stage alert on any of them to get notified before the water reaches you.
Current conditions
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Alert types issued for Saint Charles County
Tornado
Tornado Warning, Tornado Watch, Tornado Emergency and Severe Thunderstorm Warning.
How tornado alerts work →Flooding
Flash Flood Warning, Flood Watch, Flood Advisory and River Flood Warning.
How flood alerts work →Winter
Winter Storm Warning, Ice Storm Warning, Blizzard Warning and Winter Weather Advisory.
Winter warnings explained →Fire Weather
Red Flag Warning and Fire Weather Watch when conditions favor rapid fire spread.
Fire weather alerts →Heat & Cold
Excessive Heat Warning, Heat Advisory, Freeze Warning and Frost Advisory.
Frost & freeze alerts →Saint Charles County weather alert questions
Which NWS forecast zone is Saint Charles County in?
Saint Charles County, Missouri is NWS county code MOC183 and forecast zone MOZ061. Alerts for it are issued by the St. Charles (LSX) Weather Forecast Office, and the nearest NEXRAD radar is KLSX.
Which towns in Saint Charles County are covered?
All of them. NWS alerts are issued at the county and zone level, so a warning for Saint Charles County covers every community inside it, including Augusta, Cottleville, Defiance, Flinthill, Foristell, Lake Saint Louis, New Melle, O Fallon, Portage Des Sioux, Saint Charles, Saint Peters, Wentzville and West Alton.
Are there river gauges in Saint Charles County?
Yes — StormCast monitors 4 river gauges in and around Saint Charles County, including Dardenne Creek at O'Fallon, Dardenne Creek at St. Peters, Cuivre River at Old Monroe. You can set a flood-stage alert on any of them and get a push notification when the water rises.
How fast are alerts for Saint Charles County delivered?
StormCast polls the NWS alert feed every 30 seconds. When a warning is issued for MOC183, the push notification goes out within moments — even with your screen off.