Alert archive / Kansas / Flash Flood Warnings in 2021

Flash Flood Warning 85, NWS Springfield, MO

October 23, 2021Crawford County, Kansas

NWS Springfield, MO issued this flash flood warning at Oct 23, 2021, 9:09 AM CDT for Crawford County, Kansas. It was in force for 6 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
Oct 23, 2021, 9:09 AM CDT (14:09 UTC)
Expired
Oct 23, 2021, 3:15 PM CDT
In force
6 hr
Issued by
NWS Springfield, MO
Area
Storm-based polygon
Flood severity
None

County Crawford County, KS

The radar

The Springfield radar (KSGF), 135 km from the middle of the area, began a volume at 14:08 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

Springfield, MO (KSGF), launched 12:00Z, 2.2 hours before the alert went out and 118 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, Springfield, MO at 12:00Z on 2021-10-23Temperature 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, Springfield, MO at 12:00Z on 2021-10-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 401 square meters per square second.19395878Sfc1 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
1116 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
401 m²/s²
0-3 km storm-relative helicity
419 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

554 
WGUS53 KSGF 231409
FFWSGF
KSC037-232015-
/O.NEW.KSGF.FF.W.0085.211023T1409Z-211023T2015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
909 AM CDT Sat Oct 23 2021

The National Weather Service in Springfield has issued a

* Flash Flood Warning for...
  Crawford County in southeastern Kansas...

* Until 315 PM CDT Saturday.

* At 909 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 1 and 3 inches of rain 
  have fallen. Additional rainfall amounts up to 1.5 inches are 
  possible in the warned area. 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...
  Pittsburg, Girard, Frontenac, Arma, Mulberry, Walnut, Chicopee and 
  Franklin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3764 9509 3756 9462 3755 9462 3754 9462
      3751 9462 3750 9462 3747 9462 3744 9462
      3734 9462 3739 9509 3740 9509 3744 9509
      3746 9509 3749 9509 3750 9509 3751 9509
      3756 9509 3759 9509

FLASH FLOOD...RADAR INDICATED

$$

EW
2 follow-up statements
208 
WGUS73 KSGF 231640
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
1140 AM CDT Sat Oct 23 2021

KSC037-232015-
/O.CON.KSGF.FF.W.0085.000000T0000Z-211023T2015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Crawford KS-
1140 AM CDT Sat Oct 23 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 315 PM CDT THIS 
AFTERNOON FOR CRAWFORD COUNTY...

At 1140 AM CDT, Doppler radar indicated that thunderstorms that 
produced heavy rain across the warned area had moved off to the 
east. Between 2 and 4 inches of rain fell across the Warned area. 
Even through the heavy rainfall has ended runoff from the earlier 
heavy rainfall will continue into this afternoon. 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...
  Pittsburg, Girard, Frontenac, Arma, Mulberry, Walnut, Chicopee and 
  Franklin.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3764 9509 3756 9462 3755 9462 3754 9462
      3751 9462 3750 9462 3747 9462 3744 9462
      3734 9462 3739 9509 3740 9509 3744 9509
      3746 9509 3749 9509 3750 9509 3751 9509
      3756 9509 3759 9509

FLASH FLOOD...RADAR INDICATED

$$

EW
718 
WGUS73 KSGF 232006
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
306 PM CDT Sat Oct 23 2021

KSC037-232016-
/O.EXP.KSGF.FF.W.0085.000000T0000Z-211023T2015Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Crawford KS-
306 PM CDT Sat Oct 23 2021

...FLASH FLOOD WARNING WILL EXPIRE AT 315 PM CDT THIS AFTERNOON FOR 
CRAWFORD COUNTY...

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

LAT...LON 3764 9509 3756 9462 3755 9462 3754 9462
      3751 9462 3750 9462 3747 9462 3744 9462
      3734 9462 3739 9509 3740 9509 3744 9509
      3746 9509 3749 9509 3750 9509 3751 9509
      3756 9509 3759 9509

$$

EW

Nearby

Flash Flood Warnings in Kansas, 2021Every flash flood warning in 2021

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.