Alert archive / Missouri / Flash Flood Warnings in 2021
Flash Flood Warning 84, NWS Springfield, MO
NWS Springfield, MO issued this flash flood warning at Sep 3, 2021, 11:47 PM CDT for Vernon County, Missouri; Bourbon 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
- Sep 3, 2021, 11:47 PM CDT (04:47 UTC)
- Expired
- Sep 4, 2021, 5:45 AM CDT
- In force
- 6 hr
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Bourbon County, KS, Vernon County, MO
The radar
The Pleasant Hill radar (KEAX), 104 km from the middle of the area, began a volume at 04:46 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
Topeka, KS (KTOP), launched 00:00Z, 4.8 hours before the alert went out and 139 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.
- Mixed-layer CAPE
- 1097 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 945 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 43 m²/s²
- 0-3 km storm-relative helicity
- 63 m²/s²
- Significant tornado parameter
- 0.4
- Supercell composite
- 3.7
The text
As transmitted.
967
WGUS53 KSGF 040447
FFWSGF
KSC011-MOC217-041045-
/O.NEW.KSGF.FF.W.0084.210904T0447Z-210904T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
1147 PM CDT Fri Sep 3 2021
The National Weather Service in Springfield has issued a
* Flash Flood Warning for...
Northern Bourbon County in southeastern Kansas...
Northwestern Vernon County in west central Missouri...
* Until 545 AM CDT.
* At 1147 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Up to 2 inches of rain have
fallen. The expected rainfall rate is 2 inches in 1 hour.
Additional rainfall amounts of 1 to 3 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...
Fort Scott, Bronson, Uniontown, Fulton, Redfield, Richards,
Mapleton and Deerfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Many flood
deaths occur in vehicles.
&&
LAT...LON 3784 9508 3804 9508 3804 9461 3806 9461
3806 9445 3783 9445
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
DSA3 follow-up statements
146
WGUS73 KSGF 040611
FFSSGF
Flash Flood Statement
National Weather Service Springfield MO
111 AM CDT Sat Sep 4 2021
KSC011-MOC217-041045-
/O.CON.KSGF.FF.W.0084.000000T0000Z-210904T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bourbon KS-Vernon MO-
111 AM CDT Sat Sep 4 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 AM CDT EARLY THIS
MORNING FOR NORTHERN BOURBON AND NORTHWESTERN VERNON COUNTIES...
At 111 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. The expected rainfall rate is 1 to 2 inches in 1 hour.
Additional rainfall amounts of 1 to 2 inches are possible in the
warned area. Flash flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Fort Scott, Bronson, Uniontown, Fulton, Redfield, Richards,
Mapleton and Deerfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3784 9508 3804 9508 3804 9461 3806 9461
3806 9445 3783 9445
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
KP098
WGUS73 KSGF 040810
FFSSGF
Flash Flood Statement
National Weather Service Springfield MO
310 AM CDT Sat Sep 4 2021
KSC011-MOC217-041045-
/O.CON.KSGF.FF.W.0084.000000T0000Z-210904T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bourbon KS-Vernon MO-
310 AM CDT Sat Sep 4 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 545 AM CDT EARLY THIS
MORNING FOR NORTHERN BOURBON AND NORTHWESTERN VERNON COUNTIES...
At 310 AM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. Additional rainfall amounts up to 1 inch 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...
Fort Scott, Bronson, Uniontown, Fulton, Redfield, Richards,
Mapleton and Deerfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3784 9508 3804 9508 3804 9461 3806 9461
3806 9445 3783 9445
FLASH FLOOD...RADAR INDICATED
$$
KP353
WGUS73 KSGF 041047
FFSSGF
Flash Flood Statement
National Weather Service Springfield MO
547 AM CDT Sat Sep 4 2021
KSC011-MOC217-041057-
/O.EXP.KSGF.FF.W.0084.000000T0000Z-210904T1045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Bourbon KS-Vernon MO-
547 AM CDT Sat Sep 4 2021
...FLASH FLOOD WARNING HAS EXPIRED FOR NORTHERN BOURBON AND
NORTHWESTERN VERNON COUNTIES...
This Flash Flood Warning has been replaced by an Areal Flood
Advisory.
A Flash Flood Watch remains in effect until 700 PM CDT Saturday for
portions of southeast Kansas. portions of Missouri.
LAT...LON 3784 9508 3804 9508 3804 9461 3806 9461
3806 9445 3783 9445
$$
KPThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 2:17 AM CDT | River Flood Warning | SGF | Vernon | 5 days |
| Sep 4, 2:17 AM CDT | River Flood Warning | SGF | Bates, Vernon | 3 days |
| Sep 4, 2:17 AM CDT | River Flood Warning | SGF | St. Clair | 6 days |
| Sep 4, 5:45 AM CDT | Areal Flood Advisory | SGF | Cedar, St. Clair, Vernon | 6 hr |
| Sep 4, 4:40 PM CDT | Special Weather Statement | SGF | Christian | 35 min |
| Sep 4, 6:14 PM CDT | Special Weather Statement | SGF | Howell, Shannon | 46 min |
| Sep 4, 6:45 PM CDT | Severe Thunderstorm Warning | SGF | Howell | 45 min |
| Sep 4, 2:17 AM CDT | River Flood Warning | SGF | Bourbon | 60 hr |
Nearby
Flash Flood Warnings in Missouri, 2021Flash 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.