Alert archive / Missouri / Flood Watches in 2023

Flood Watch 7, NWS St. Louis, MO

August 1, 202322 counties in Missouri

NWS St. Louis, MO issued this flood watch at Aug 1, 2023, 1:01 PM CDT for 22 counties in Missouri. It took effect at Aug 1, 2023, 11:00 PM CDT. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Aug 1, 2023, 1:01 PM CDT (18:01 UTC)
In effect from
Aug 1, 2023, 11:00 PM CDT
Expired
Aug 2, 2023, 10:00 AM CDT
In force
11 hr
Issued by
NWS St. Louis, MO
Flood severity
None
All 22 counties

Audrain County, MO, Boone County, MO, Callaway County, MO, Cole County, MO, Crawford County, MO, Franklin County, MO, Gasconade County, MO, Iron County, MO, Knox County, MO, Lewis County, MO, Madison County, MO, Marion County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Osage County, MO, Ralls County, MO, Reynolds County, MO, Saint Francois County, MO, Shelby County, MO, Warren County, MO, Washington County, MO

The radar

The St Louis radar (KLSX), 74 km from the middle of the area, began a volume at 18:03 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 flood watch 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 flood watch went out at Aug 1, 12:30 PM CDT, 31 minutes earlier.

Area forecast discussion, Aug 1, 12:30 PM CDT, 31 minutes before
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Hazardous weather outlook, Aug 1, 2:58 AM CDT, 10 hours 3 minutes before
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<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 8:03 PM CDTFlood WatchLSXBoone, Callaway, Cole, Moniteau, Osage14 hr
Aug 1, 8:09 AM CDTAreal Flood AdvisoryLSXMoniteau5 hr

Nearby

Flood Watches in Missouri, 2023Every flood watch in 2023

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.