Alert archive / Missouri / Flash Flood Warnings in 2022

Flash Flood Warning 2, NWS St. Louis, MO

May 13, 2022Lincoln County, Pike County, Missouri

NWS St. Louis, MO issued this flash flood warning at May 13, 2022, 6:34 PM CDT for Lincoln County, Pike County, Missouri. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 13, 2022, 6:34 PM CDT (23:34 UTC)
Expired
May 13, 2022, 10:02 PM CDT
In force
3 hr
Issued by
NWS St. Louis, MO
Area
Storm-based polygon
Flood severity
None

Counties Lincoln County, MO, Pike County, MO

The radar

The St Louis radar (KLSX), 76 km from the middle of the area, began a volume at 23:37 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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 11.6 hours before the alert went out and 250 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2022-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2022-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2076 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
96 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

913 
WGUS53 KLSX 132334
FFWLSX
MOC113-163-140430-
/O.NEW.KLSX.FF.W.0002.220513T2334Z-220514T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service St Louis MO
634 PM CDT Fri May 13 2022

The National Weather Service in St Louis has issued a

* Flash Flood Warning for...
  Northwestern Lincoln County in east central Missouri...
  Southwestern Pike County in northeastern Missouri...

* Until 1130 PM CDT.

* At 634 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3 inches of rain 
  have fallen. Flash flooding is ongoing or expected to begin 
  shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  New Hartford, Ashley and St. Clement.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3914 9130 3916 9138 3929 9140 3932 9125
      3926 9118 3923 9116 3914 9110

FLASH FLOOD...RADAR INDICATED

$$

Carney
2 follow-up statements
782 
WGUS73 KLSX 140240
FFSLSX

Flash Flood Statement
National Weather Service St Louis MO
940 PM CDT Fri May 13 2022

MOC113-163-140430-
/O.CON.KLSX.FF.W.0002.000000T0000Z-220514T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lincoln MO-Pike MO-
940 PM CDT Fri May 13 2022

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1130 PM CDT THIS 
EVENING FOR NORTHWESTERN LINCOLN COUNTY IN EAST CENTRAL MISSOURI AND 
SOUTHWESTERN PIKE COUNTY IN NORTHEASTERN MISSOURI...

At 940 PM CDT, Doppler radar indicated thunderstorms producing heavy 
rain across the warned area. Between 1 and 3 inches of rain have 
fallen. Flash flooding is ongoing or expected to begin shortly.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Radar.

IMPACT...Flash flooding of small creeks and streams, urban areas,
         highways, streets and underpasses as well as other poor
         drainage and low-lying areas.

Some locations that will experience flash flooding include...
  New Hartford, Ashley and St. Clement.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

&&

LAT...LON 3914 9130 3916 9138 3929 9140 3932 9125
      3926 9118 3914 9110 3914 9127

FLASH FLOOD...RADAR INDICATED

$$

Fuchs
789 
WGUS73 KLSX 140302
FFSLSX

Flash Flood Statement
National Weather Service St Louis MO
1002 PM CDT Fri May 13 2022

MOC113-163-140312-
/O.CAN.KLSX.FF.W.0002.000000T0000Z-220514T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Lincoln MO-Pike MO-
1002 PM CDT Fri May 13 2022

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN LINCOLN COUNTY 
IN EAST CENTRAL MISSOURI AND SOUTHWESTERN PIKE COUNTY IN 
NORTHEASTERN MISSOURI...

The heavy rain has ended. Flooding is no longer expected to pose a 
threat. Please continue to heed remaining road closures.

LAT...LON 3914 9130 3916 9138 3929 9140 3932 9125
      3926 9118 3914 9110 3914 9127

$$

Fuchs

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 12:22 PM CDTSevere Thunderstorm WarningLSXSainte Genevieve16 min
May 13, 5:39 PM CDTSevere Thunderstorm WarningLSXCrawford51 min
May 13, 5:42 PM CDTSevere Thunderstorm WarningLSXPike33 min
May 13, 5:47 PM CDTSevere Thunderstorm WarningLSXCrawford43 min
May 13, 5:52 PM CDTSevere Thunderstorm WarningLSXMontgomery23 min
May 13, 6:16 PM CDTSevere Thunderstorm WarningLSXLincoln, Montgomery, Warren44 min
May 13, 6:26 PM CDTSevere Thunderstorm WarningLSXLincoln, Pike34 min
May 13, 6:55 PM CDTAreal Flood AdvisoryLSXMontgomery15 min
May 13, 6:55 PM CDTSevere Thunderstorm WarningLSXLincoln, Montgomery, Pike, Warren35 min
May 13, 6:57 PM CDTSevere Thunderstorm WarningLSXPike, Ralls48 min

Nearby

Flash Flood Warnings in Missouri, 2022Every flash flood warning in 2022

Sources

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