Alert archive / Missouri / River Flood Warnings in 2024

River Flood Warning 27, NWS St. Louis, MO

April 28, 2024Ralls County, Missouri; Pike County, Illinois

NWS St. Louis, MO issued this river flood warning at Apr 28, 2024, 9:16 PM CDT for Ralls County, Missouri; Pike County, Illinois. It took effect at Apr 29, 2024, 12:03 PM CDT. It was in force for 46 hr.

The area

The counties it named.

The facts

Issued
Apr 28, 2024, 9:16 PM CDT (02:16 UTC)
In effect from
Apr 29, 2024, 12:03 PM CDT
Expired
May 1, 2024, 10:00 AM CDT
In force
46 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
Minor

Counties Pike County, IL, Ralls County, MO

The radar

The St Louis radar (KLSX), 107 km from the middle of the area, began a volume at 02:17 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 Mississippi River at Saverton Lock and Dam 22 (SVRM7).

Action stage
14 ft
Minor stage
16 ft
Moderate stage
20 ft
Major stage
24 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 393810091145601, 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 Apr 28, 6:38 PM CDT, 2 hours 38 minutes earlier.

Area forecast discussion, Apr 28, 6:38 PM CDT, 2 hours 38 minutes before
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Hazardous weather outlook, Apr 28, 2:51 PM CDT, 6 hours 25 minutes before
Hazardous Weather Outlook
National Weather Service St Louis MO
251 PM CDT Sun Apr 28 2024

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-292000-
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-
251 PM CDT Sun Apr 28 2024

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

.DAY ONE...Tonight.

Isolated severe thunderstorms remain possible through the evening.
The strongest storms could produce marginally severe hail and winds.
A tornado cannot be ruled out as well, but is very unlikely. Locally
heavy rainfall is also possible.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

There is a chance of thunderstorms over parts of the area on Monday
and again Tuesday night through Saturday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed through this evening.

Britt

In the hours before

Local storm report, Apr 28, 4:01 PM CDT, 5 hours 15 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 8:43 PM CDTAreal Flood AdvisoryLSXBoone12 hr
Apr 28, 9:16 PM CDTRiver Flood WarningLSXMarion61 hr
Apr 28, 9:16 PM CDTRiver Flood WarningLSXPike6 days
Apr 28, 9:16 PM CDTRiver Flood WarningLSXPike5 days
Apr 28, 10:22 PM CDTAreal Flood AdvisoryLSXAudrain, Callaway, Cole12 hr
Apr 29, 12:48 AM CDTSevere Thunderstorm WarningLSXFranklin, Jefferson, Saint Francois, Washington42 min
Apr 29, 1:01 AM CDTTornado WarningLSXFranklin, Jefferson, Saint Francois, Washington44 min
Apr 29, 2:20 AM CDTSevere Thunderstorm WarningLSXJefferson, Sainte Genevieve, Saint Francois40 min
Apr 29, 3:10 AM CDTAreal Flood AdvisoryLSXSaint Louis, City of Saint Louis5 hr
Apr 29, 5:06 AM CDTRiver Flood WarningLSXGasconade, Montgomery13 days
Apr 29, 5:06 AM CDTRiver Flood WarningLSXCallaway, Osage13 days
Apr 29, 5:06 AM CDTRiver Flood WarningLSXBoone, Callaway, Cole, Moniteau4 days
Apr 29, 7:56 AM CDTRiver Flood WarningLSXCrawford, Washington44 hr
Apr 29, 7:56 AM CDTRiver Flood WarningLSXJefferson, Saint Louis15 days
Apr 29, 8:26 AM CDTRiver Flood WarningLSXCole36 hr
Apr 29, 9:34 AM CDTRiver Flood WarningLSXReynolds28 hr
Apr 29, 10:02 AM CDTRiver Flood WarningLSXFranklin, Warren4 days
Apr 29, 10:02 AM CDTRiver Flood WarningLSXSaint Charles, Saint Louis5 days
Apr 29, 10:10 AM CDTRiver Flood WarningLSXCole, Osage8 days
Apr 29, 10:26 AM CDTRiver Flood WarningLSXLincoln32 hr
Apr 29, 10:46 AM CDTRiver Flood WarningLSXOsage35 hr
Apr 29, 11:46 AM CDTRiver Flood WarningLSXLincoln5 days
Apr 29, 11:46 AM CDTRiver Flood WarningLSXSaint Charles5 days
Apr 29, 11:46 AM CDTRiver Flood WarningLSXSaint Charles4 days
Apr 29, 11:46 AM CDTRiver Flood WarningLSXJefferson6 days
Apr 29, 11:46 AM CDTRiver Flood WarningLSXPerry, Sainte Genevieve22 days
Apr 29, 11:46 AM CDTRiver Flood WarningLSXSaint Louis, City of Saint Louis6 days
Apr 29, 11:46 AM CDTRiver Flood WarningLSXSaint Charles5 days
Apr 29, 2:02 AM CDTSevere Thunderstorm WarningLSXBond, Clinton, Madison, Saint Clair43 min
Apr 29, 11:52 AM CDTRiver Flood WarningLSXCalhoun, Greene, Jersey23 days
Apr 29, 11:52 AM CDTRiver Flood WarningLSXPike, Scott21 days
Apr 29, 11:52 AM CDTRiver Flood WarningLSXMorgan, Pike21 days
Apr 29, 2:37 PM CDTRiver Flood WarningLSXBrown21 days

Nearby

River Flood Warnings in Missouri, 2024River Flood Warnings in Illinois, 2024Every river flood warning in 2024

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.