Alert archive / Missouri / Flash Flood Warnings in 2021
Flash Flood Warning 80, NWS Springfield, MO
NWS Springfield, MO issued this flash flood warning at Jul 25, 2021, 12:52 PM CDT for Dallas 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
- Jul 25, 2021, 12:52 PM CDT (17:52 UTC)
- Expired
- Jul 25, 2021, 4:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Flood severity
- None
County Dallas County, MO
The radar
The Springfield radar (KSGF), 76 km from the middle of the area, began a volume at 17:54 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, 5.9 hours before the alert went out and 125 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
- 2314 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 992 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
113
WGUS53 KSGF 251752
FFWSGF
MOC059-252100-
/O.NEW.KSGF.FF.W.0080.210725T1752Z-210725T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
1252 PM CDT Sun Jul 25 2021
The National Weather Service in Springfield has issued a
* Flash Flood Warning for...
Northwestern Dallas County in southwestern Missouri...
* Until 400 PM CDT.
* At 1252 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 4 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...
Urbana, Tunas and Leadmine.
This includes the following low water crossings...
Cahoochie Creek at Highway BB and Little Niangua River at Highway
E.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Many flood
deaths occur in vehicles.
&&
LAT...LON 3781 9315 3781 9319 3786 9318 3790 9318
3790 9317 3790 9316 3790 9313 3790 9311
3790 9310 3790 9309 3790 9307 3790 9305
3790 9298 3790 9297 3779 9295
FLASH FLOOD...RADAR INDICATED
$$
EW2 follow-up statements
375
WGUS73 KSGF 251931
FFSSGF
Flash Flood Statement
National Weather Service Springfield MO
231 PM CDT Sun Jul 25 2021
MOC059-252100-
/O.CON.KSGF.FF.W.0080.000000T0000Z-210725T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dallas MO-
231 PM CDT Sun Jul 25 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 4 PM CDT THIS
AFTERNOON FOR NORTHWESTERN DALLAS COUNTY...
At 231 PM CDT, Doppler radar indicated that the thunderstorms that
produced heavy rain across the warned area had moved south of the
warned area. Between 1 and 4 inches of rain fell across the area.
Even though the heavy rain has ended, runoff from the earlier heavy
rainfall will continue through late this afternoon. Flash flooding
is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Urbana, Tunas and Leadmine.
This includes the following low water crossings...
Cahoochie Creek at Highway BB and Little Niangua River at Highway
E.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Many flood
deaths occur in vehicles.
&&
LAT...LON 3781 9315 3781 9319 3786 9318 3790 9318
3790 9317 3790 9316 3790 9313 3790 9311
3790 9310 3790 9309 3790 9307 3790 9305
3790 9298 3790 9297 3779 9295
FLASH FLOOD...RADAR INDICATED
$$
EW551
WGUS73 KSGF 252051
FFSSGF
Flash Flood Statement
National Weather Service Springfield MO
351 PM CDT Sun Jul 25 2021
MOC059-252101-
/O.EXP.KSGF.FF.W.0080.000000T0000Z-210725T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Dallas MO-
351 PM CDT Sun Jul 25 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 4 PM CDT THIS AFTERNOON FOR
NORTHWESTERN DALLAS COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures.
LAT...LON 3781 9315 3781 9319 3786 9318 3790 9318
3790 9317 3790 9316 3790 9313 3790 9311
3790 9310 3790 9309 3790 9307 3790 9305
3790 9298 3790 9297 3779 9295
$$
EWThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 12:37 PM CDT | Areal Flood Advisory | SGF | Camden, Dallas, Hickory, Laclede | 4 hr |
| Jul 25, 1:35 PM CDT | Flash Flood Warning | SGF | Hickory, Polk, St. Clair | 4 hr |
| Jul 25, 1:45 PM CDT | Areal Flood Advisory | SGF | Barton, Dade | 4 hr |
| Jul 25, 2:04 PM CDT | Areal Flood Advisory | SGF | Greene, Webster, Wright | 4 hr |
| Jul 25, 2:18 PM CDT | Areal Flood Advisory | SGF | Greene | 5 hr |
Nearby
Flash Flood Warnings in Missouri, 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.