Alert archive / Missouri / Areal Flood Warnings in 2024

Areal Flood Warning 2, NWS St. Louis, MO

July 4, 2024Jefferson County, Saint Louis County, City of Saint Louis, Missouri

NWS St. Louis, MO issued this areal flood warning at Jul 4, 2024, 8:06 AM CDT for Jefferson County, Saint Louis County, City of Saint Louis, Missouri. It was in force for 84 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 4, 2024, 8:06 AM CDT (13:06 UTC)
Expired
Jul 4, 2024, 9:30 AM CDT
In force
84 min
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

Counties City of Saint Louis, MO, Jefferson County, MO, Saint Louis County, MO

The radar

The St Louis radar (KLSX), 33 km from the middle of the area, began a volume at 13:09 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.

What forecasters said that day

The local office's own words before this areal 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 areal flood warning went out at Jul 4, 6:53 AM CDT, 1 hour 13 minutes earlier.

Area forecast discussion, Jul 4, 6:53 AM CDT, 1 hour 13 minutes before
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Hazardous weather outlook, Jul 4, 5:06 AM CDT, 3 hours before
Hazardous Weather Outlook
National Weather Service St Louis MO
506 AM CDT Thu Jul 4 2024

ILZ058>060-064-065-069-070-074-079-095>102-MOZ018-019-026-027-
034>036-041-042-047>052-059>065-072>075-084-085-099-051015-
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-
506 AM CDT Thu Jul 4 2024

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

.DAY ONE...Today and tonight.

Thunderstorms will likely produce heavy rain that could flash
flooding through this morning before moving out of the area. A Flash
Flood Watch is in effect for much of the area through late tonight.

Thunderstorms are likely again late this afternoon and evening. A few
of these storms could be severe weather capable of producing mainly
damaging winds and heavy rainfall. A brief tornado and large hail is
also possible.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

There is a chance of thunderstorms from Sunday through Wednesday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

Britt

In the hours before

Local storm report, Jul 4, 6:23 AM CDT, 1 hour 43 minutes before
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Local storm report, Jul 4, 6:26 AM CDT, 1 hour 40 minutes before
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Local storm report, Jul 4, 6:30 AM CDT, 1 hour 36 minutes before
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Local storm report, Jul 4, 6:32 AM CDT, 1 hour 34 minutes before
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Local storm report, Jul 4, 6:34 AM CDT, 1 hour 32 minutes before
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Local storm report, Jul 4, 7:30 AM CDT, 36 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 9:38 PM CDTRiver Flood WarningLSXLincoln44 hr
Jul 3, 10:45 PM CDTRiver Flood WarningLSXCole, Osage7 days
Jul 4, 1:18 AM CDTAreal Flood AdvisoryLSXCallaway, Cole, Gasconade, Osage112 min
Jul 4, 2:36 AM CDTHeat AdvisoryLSXIron, Madison, Reynolds18 hr
Jul 4, 2:44 AM CDTAreal Flood AdvisoryLSXAudrain, Boone, Callaway, Cole, Moniteau, Montgomery2 hr
Jul 4, 3:05 AM CDTAreal Flood AdvisoryLSXFranklin, Saint Charles, Saint Louis, Warren, City of Saint Louis5 hr
Jul 4, 3:10 AM CDTFlash Flood WarningLSXCole, Gasconade, Osage5 hr
Jul 4, 4:16 AM CDTFlash Flood WarningLSXFranklin, Jefferson, Saint Charles, Saint Louis, Warren, City of Saint Louis4 hr
Jul 4, 4:54 AM CDTFlash Flood WarningLSXAudrain, Boone, Callaway, Cole, Moniteau, Montgomery3 hr
Jul 4, 5:11 AM CDTRiver Flood WarningLSXOsage9 hr
Jul 4, 7:40 AM CDTAreal Flood WarningLSXBoone, Callaway95 min
Jul 4, 8:04 AM CDTRiver Flood WarningLSXCole36 hr
Jul 4, 8:11 AM CDTRiver Flood WarningLSXBoone12 hr
Jul 4, 5:13 PM CDTRiver Flood WarningLSXLincoln47 hr
Jul 4, 5:18 PM CDTRiver Flood WarningLSXSaint Charles11 hr
Jul 4, 5:03 AM CDTAreal Flood AdvisoryLSXClinton, Madison, Monroe, Saint Clair, Washington45 min
Jul 4, 5:48 AM CDTFlash Flood WarningLSXClinton, Madison, Monroe, Saint Clair, Washington3 hr
Jul 4, 1:41 PM CDTRiver Flood WarningLSXMonroe, Saint Clair21 days

Nearby

Areal Flood Warnings in Missouri, 2024Every areal 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.