Alert archive / Missouri / River Flood Warnings in 2025

River Flood Warning 42, NWS St. Louis, MO

June 4, 2025Saint Charles County, Missouri

NWS St. Louis, MO issued this river flood warning at Jun 4, 2025, 8:17 PM CDT for Saint Charles County, Missouri. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Jun 4, 2025, 8:17 PM CDT (01:17 UTC)
Expired
Jun 5, 2025, 2:19 PM CDT
In force
18 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
Minor

County Saint Charles County, MO

The radar

The St Louis radar (KLSX), 9 km from the middle of the area, began a volume at 01:22 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Dardenne Creek at St. Peters (DRCM7). The gauge peaked at 19.01 ft at Jun 5, 2025, 1:00 AM CDT.

actionminormoderate510152006/0506/06
Action stage
16 ft
Minor stage
18 ft
Moderate stage
20 ft
Major stage
23 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05514860, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS St. Louis, MO wrote its last area forecast discussion before this river flood warning went out at Jun 4, 6:33 PM CDT, 1 hour 44 minutes earlier.

Area forecast discussion, Jun 4, 6:33 PM CDT, 1 hour 44 minutes before
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Hazardous weather outlook, Jun 4, 2:02 PM CDT, 6 hours 15 minutes before
Hazardous Weather Outlook
National Weather Service St Louis MO
202 PM CDT Wed Jun 4 2025

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-051915-
Greene IL-Macoupin IL-Montgomery IL-Bond IL-Fayette IL-Clinton IL-
Marion IL-Washington IL-Randolph IL-Adams IL-Brown IL-Pike IL-
Calhoun IL-Jersey IL-Madison IL-Saint Clair IL-Monroe IL-Knox MO-
Lewis MO-Shelby MO-Marion MO-Monroe MO-Ralls MO-Pike MO-Boone MO-
Audrain MO-Moniteau MO-Cole MO-Osage MO-Callaway MO-Montgomery MO-
Lincoln MO-Gasconade MO-Warren MO-Saint Charles MO-Franklin MO-
Saint Louis MO-Saint Louis City MO-Jefferson MO-Crawford MO-
Washington MO-Saint Francois MO-Sainte Genevieve MO-Iron MO-
Madison MO-Reynolds MO-
202 PM CDT Wed Jun 4 2025

This Hazardous Weather Outlook is for portions of eastern and
central Missouri as well as west central and southwest Illinois.

.DAY ONE...Tonight.

Thunderstorms are likely in portions of the area tonight.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

There is a chance of thunderstorms Thursday through Monday.

A few thunderstorms may be severe on Friday across southeast
Missouri. Damaging winds will be the primary threat.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

Jaja

In the hours before

Local storm report, Jun 4, 3:14 PM CDT, 5 hours 3 minutes before
Preliminary Local Storm Report
National Weather Service St Louis MO
314 PM CDT Wed Jun 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0312 PM     Flash Flood      2 SSW Harvester         38.72N 90.60W
06/04/2025                   St. Charles        MO   Emergency Mngr

            Jacobs Station Rd near Towers Road flooded.
            Neighborhood yards also have 1 foot of water
            in them.

&&
Local storm report, Jun 4, 3:27 PM CDT, 4 hours 50 minutes before
Preliminary Local Storm Report
National Weather Service St Louis MO
327 PM CDT Wed Jun 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0251 PM     Tstm Wnd Dmg     2 NNE Wildwood          38.61N 90.65W
06/04/2025                   St. Louis          MO   Public

            Report of large trees snapped, a roof or
            side of a garage heavily damaged, and debris
            strewn.

&&

LSJ
Local storm report, Jun 4, 3:32 PM CDT, 4 hours 45 minutes before
Preliminary Local Storm Report
National Weather Service St Louis MO
332 PM CDT Wed Jun 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0320 PM     Flash Flood      2 W Harvester           38.75N 90.62W
06/04/2025                   St. Charles        MO   Emergency Mngr

            Maybe a foot estimated of running water over
            roadway. Road not visible. Car stalled in
            water. Car is small 2 door.

&&

LSJ
Local storm report, Jun 4, 3:38 PM CDT, 4 hours 39 minutes before
Preliminary Local Storm Report
National Weather Service St Louis MO
338 PM CDT Wed Jun 4 2025

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0330 PM     Rain             2 WSW Weldon Spring     38.70N 90.68W
06/04/2025  M1.58 Inch       St. Charles        MO   NWS Employee

            Since 2:15pm we received 1.58 inches of rain
            at the office. This was over 1 hour and 15
            minutes.

&&

LSJ

The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 4, 10:27 PM CDTRiver Flood WarningLSXCrawford, Washington11 hr
Jun 5, 6:44 AM CDTRiver Flood WarningLSXReynolds8 hr

Nearby

River Flood Warnings in Missouri, 2025Every river flood warning in 2025

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.