Alert archive / Missouri / Flash Flood Warnings in 2001
Flash Flood Warning 83, NWS Springfield, MO
NWS Springfield, MO issued this flash flood warning at Sep 8, 2001, 9:31 PM CDT for Oregon County, Shannon County, Missouri. 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Sep 8, 2001, 9:31 PM CDT (02:31 UTC)
- Expired
- Sep 9, 2001, 1:30 AM CDT
- In force
- 4 hr
- Issued by
- NWS Springfield, MO
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Oregon County, MO, Shannon County, MO
The radar
The Springfield radar (KSGF), 185 km from the middle of the area, began a volume at 02:30 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, 2.5 hours before the alert went out and 220 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
- 471 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 550 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 84 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KSGF 090236 FFWSGF MOC149-203-090630- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE SPRINGFIELD MO 931 PM CDT SAT SEP 8 2001 THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A * FLASH FLOOD WARNING FOR... SHANNON COUNTY IN SOUTH CENTRAL MISSOURI OREGON COUNTY IN SOUTH CENTRAL MISSOURI * UNTIL 130 AM CDT * AT 925 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ALONG A LINE EXTENDING FROM 11 MILES NORTHEAST OF EMINENCE TO MAMMOTH SPRING...MOVING EAST AT 30 MPH. DOPPLER RADAR ESTIMATED 1 TO 3 INCHES OF RAIN OVER NORTHERN AND CENTRAL SHANNON COUNTY...AND CENTRAL OREGON COUNTY. * THUNDERSTORMS ARE PRODUCING TORRENTIAL RAINFALL IN THE WARNED AREA. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLASH FLOODING INCLUDE THE ROUND SPRING...ALTON...EMINENCE...THAYER AND WINONA AREAS. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. LAT...LON 3739 9166 3650 9166 3644 9091 3745 9077 FOSTER
The office that day
Everything else NWS Springfield, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 7:20 PM CDT | Flash Flood Warning | SGF | Laclede, Webster, Wright | 3 hr |
| Sep 8, 7:38 PM CDT | Severe Thunderstorm Warning | SGF | Douglas, Ozark | 67 min |
| Sep 8, 8:10 PM CDT | Severe Thunderstorm Warning | SGF | Jasper | 65 min |
| Sep 8, 8:14 PM CDT | Severe Thunderstorm Warning | SGF | Dent | 61 min |
| Sep 8, 8:24 PM CDT | Severe Thunderstorm Warning | SGF | Howell, Texas | 66 min |
| Sep 8, 8:51 PM CDT | Flash Flood Warning | SGF | Dent, Howell, Phelps, Texas | 4 hr |
| Sep 9, 12:30 AM CDT | Flash Flood Warning | SGF | Dent, Phelps, Texas | 3 hr |
Nearby
Flash Flood Warnings in Missouri, 2001Every flash flood warning in 2001
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.