Alert archive / Missouri / Flash Flood Warnings in 2021
Flash Flood Warning 77, NWS Springfield, MO
NWS Springfield, MO issued this flash flood warning at Jul 17, 2021, 7:46 PM CDT for Barry County, Lawrence County, Newton County, Missouri. It was in force for 7 hr. 5 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 17, 2021, 7:46 PM CDT (00:46 UTC)
- Expired
- Jul 18, 2021, 2:45 AM CDT
- In force
- 7 hr
- Issued by
- NWS Springfield, MO
- Area
- Storm-based polygon
- Flood severity
- None
Counties Barry County, MO, Lawrence County, MO, Newton County, MO
The radar
The Springfield radar (KSGF), 77 km from the middle of the area, began a volume at 00:47 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 17, 7:55 PM CDT | FLASH FLOOD | Granby, MO | STREET FLOODING AT U.S. HWY 60 AND MAIN ST. IN GRANBY. ESTIMATED TO BE AT LEAST 1 FOOT IN DEPTH. |
| Jul 17, 8:10 PM CDT | FLASH FLOOD | 3 Wnw Rocky Comfort, MO | FLOODING OF A HEADWATER TRIBUTARY OF INDIAN CREEK AT HIGHWAY A BETWEEN WHEATON AND STELLA. |
| Jul 17, 8:18 PM CDT | FLASH FLOOD | Stark City, MO | HIGHWAY 86 FLOODED BETWEEN HARRISON AVE. AND HIGHWAY M. |
| Jul 17, 8:32 PM CDT | FLASH FLOOD | 1 Wsw Granby, MO | REPORT FROM MPING: STREET/ROAD FLOODING; STREET/ROAD CLOSED; VEHICLES STRANDED. |
| Jul 17, 10:30 PM CDT | HEAVY RAIN 2.24 | 5 Sse Neosho, MO | 6 HOUR TOTAL FOR MESONET STATION NSOM7 NEOSHO WATER STATION. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Springfield, MO (KSGF), launched 00:00Z, 0.8 hours before the alert went out and 33 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
- 346 J/kg
- Mixed-layer CIN
- -65 J/kg
- Mixed-layer LCL
- 826 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- -60 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
668
WGUS53 KSGF 180046
FFWSGF
MOC009-109-145-180745-
/O.NEW.KSGF.FF.W.0077.210718T0046Z-210718T0745Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Springfield MO
746 PM CDT Sat Jul 17 2021
The National Weather Service in Springfield has issued a
* Flash Flood Warning for...
Northwestern Barry County in southwestern Missouri...
Southwestern Lawrence County in southwestern Missouri...
Eastern Newton County in southwestern Missouri...
* Until 245 AM CDT Sunday.
* At 746 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2 inches of rain
have fallen near the community of Granby, along with Shoal Creek,
Hickory Creek, Center Creek, Clear Creek, and North Indian Creek
basins. 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...
Neosho, Granby, Fairview, Newtonia, Pioneer, Freistatt, Stella and
Wentworth.
This includes the following low water crossings...
High School Branch at McCord Street, Center Creek at Azalea Drive,
North Indian Creek at Orchid Drive and Hickory Creek at Coler RD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Many flood
deaths occur in vehicles.
&&
LAT...LON 3676 9439 3684 9444 3690 9440 3694 9441
3699 9448 3701 9447 3693 9436 3700 9413
3705 9409 3706 9401 3701 9387 3696 9390
3698 9402 3696 9406 3691 9406 3687 9398
3684 9396 3679 9400 3679 9407 3675 9407
FLASH FLOOD...RADAR INDICATED
$$
DCThe office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 7:15 PM CDT | Severe Thunderstorm Warning | SGF | Newton | 45 min |
| Jul 17, 7:23 PM CDT | Severe Thunderstorm Warning | SGF | Newton | 52 min |
| Jul 17, 8:22 PM CDT | Flash Flood Warning | SGF | Barry, McDonald | 6 hr |
| Jul 17, 9:08 PM CDT | Flash Flood Warning | SGF | Barry | 7 hr |
| Jul 18, 2:17 AM CDT | Areal Flood Warning | SGF | Barry, Lawrence, McDonald, Newton | 10 hr |
| Jul 18, 9:51 AM CDT | River Flood Warning | SGF | Bates, Vernon | 21 days |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.