Alert archive / Kansas / Flash Flood Warnings in 2023

Flash Flood Warning 13, NWS Springfield, MO

May 9, 2023Crawford County, Kansas

NWS Springfield, MO issued this flash flood warning at May 9, 2023, 3:27 AM CDT for Crawford County, Kansas. It was in force for 4 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 9, 2023, 3:27 AM CDT (08:27 UTC)
Expired: May 9, 2023, 7:37 AM CDT
In force: 4 hr
Issued by: NWS Springfield, MO
Area: Storm-based polygon
Flood severity: None

County Crawford County, KS

The radar

The Springfield radar (KSGF), 148 km from the middle of the area, began a volume at 08:31 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 00:00Z, 8.5 hours before the alert went out and 133 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1408 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 1732 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 102 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 3.5

Open this sounding in Storm Lab

The text

As transmitted.

453 
WGUS53 KSGF 090827
FFWSGF
KSC037-091430-
/O.NEW.KSGF.FF.W.0013.230509T0827Z-230509T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
327 AM CDT Tue May 9 2023

The National Weather Service in Springfield has issued a

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

* Until 930 AM CDT Tuesday.

* At 327 AM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 2 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...
  Walnut and Hepler.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3767 9508 3767 9488 3761 9489 3756 9496
      3752 9509 3755 9509

FLASH FLOOD...RADAR INDICATED

$$

MB

2 follow-up statements

354 
WGUS73 KSGF 091123
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
623 AM CDT Tue May 9 2023

KSC037-091430-
/O.CON.KSGF.FF.W.0013.000000T0000Z-230509T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Crawford KS-
623 AM CDT Tue May 9 2023

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 AM CDT THIS 
MORNING FOR NORTHWESTERN CRAWFORD COUNTY...

At 623 AM CDT, Doppler radar indicated between 2 and 3 inches of 
rain have fallen. Flash flooding is ongoing or expected to begin 
shortly.

HAZARD...Flash flooding caused by heavy rain.

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...
  Walnut and Hepler.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3767 9508 3767 9488 3761 9489 3756 9496
      3752 9509 3755 9509

FLASH FLOOD...RADAR INDICATED

$$

MB

749 
WGUS73 KSGF 091237
FFSSGF

Flash Flood Statement
National Weather Service Springfield MO
737 AM CDT Tue May 9 2023

KSC037-091247-
/O.CAN.KSGF.FF.W.0013.000000T0000Z-230509T1430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Crawford KS-
737 AM CDT Tue May 9 2023

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN CRAWFORD 
COUNTY...

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

LAT...LON 3767 9508 3767 9488 3761 9489 3756 9496
      3752 9509 3755 9509

$$

MB

The office that day

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

Issued	Product	Office	Counties	Lasted
May 8, 8:00 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon	30 min
May 8, 8:23 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon	37 min
May 8, 9:00 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon, Crawford	45 min
May 9, 2:50 AM CDT	Special Weather Statement	SGF	Crawford	25 min
May 9, 3:03 AM CDT	Severe Thunderstorm Warning	SGF	Crawford	42 min
May 9, 5:03 PM CDT	Severe Thunderstorm Warning Considerable damage threat	SGF	Bourbon, Crawford	57 min
May 9, 5:59 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon, Crawford	61 min
May 9, 6:51 PM CDT	Severe Thunderstorm Warning	SGF	Cherokee	39 min
May 9, 6:59 PM CDT	Severe Thunderstorm Warning	SGF	Crawford	16 min

Nearby

Flash Flood Warnings in Kansas, 2023 Every flash flood warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.