Alert archive / Missouri / Flash Flood Warnings in 2001

Flash Flood Warning 24, NWS Springfield, MO

May 31, 2001Benton County, Camden County, Morgan County, Missouri

NWS Springfield, MO issued this flash flood warning at May 31, 2001, 1:31 AM CDT for Benton County, Camden County, Morgan 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued: May 31, 2001, 1:31 AM CDT (06:31 UTC)
Expired: May 31, 2001, 4:30 AM CDT
In force: 3 hr
Issued by: NWS Springfield, MO
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Benton County, MO, Camden County, MO, Morgan County, MO

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 6.5 hours before the alert went out and 166 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: 375 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 832 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 226 m²/s²
0-3 km storm-relative helicity: 307 m²/s²
Significant tornado parameter: 0.3
Supercell composite: 2.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS53 KSGF 310637
FFWSGF
MOC015-029-141-310930-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
131 AM CDT THU MAY 31 2001

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN BENTON COUNTY IN CENTRAL MISSOURI
  NORTHWESTERN CAMDEN COUNTY IN CENTRAL MISSOURI
  SOUTHERN MORGAN COUNTY IN CENTRAL MISSOURI

* UNTIL 430 AM CDT

REPORTS FROM LAW ENFORCEMENT OFFICIALS INDICATE THAT NUMEROUS COUNTY 
ROADS AND LOW WATER CROSSINGS REMAIN FLOODED ACROSS THE WARNED 
AREA.  

NATIONAL WEATHER SERVICE DOPPLER RADAR ESTIMATES THAT ONE TO THREE 
INCHES OF RAIN FELL ACROSS THIS AREA WEDNESDAY EVENING WITH 
LOCALIZED AMOUNTS NEAR 4 INCHES.

ALTHOUGH THE SCATTERED SHOWERS ARE ENDING...EXCESSIVE RUNOFF FROM 
THE STORMS THAT OCCURRED WEDNESDAY EVENING WILL CONTINUE TO PRODUCE 
FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS 
FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

BECAUSE OF THE HILLY TERRAIN OF THE OZARKS...THERE ARE HUNDREDS OF
LOW WATER CROSSINGS WHICH ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO
NOT ATTEMPT TO TRAVEL ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT
ONLY TAKES A FEW INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES
AWAY.

THIS WARNING IS AN EXTENSION OF THE FLASH FLOOD WARNING ISSUED 
WEDNESDAY EVENING. 

LAT...LON 3845 9305 3834 9317 3823 9325 3816 9322
          3806 9319 3805 9307 3819 9266 3845 9263

FOSTER

The office that day

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

Issued	Product	Office	Counties	Lasted
May 30, 7:55 PM CDT	Flash Flood Warning	SGF	St. Clair	3 hr
May 30, 8:16 PM CDT	Tornado Warning	SGF	Camden, Morgan	29 min
May 30, 10:12 PM CDT	Flash Flood Warning	SGF	Benton, Camden, Morgan	3 hr
May 30, 11:45 PM CDT	Severe Thunderstorm Warning	SGF	Howell, Ozark	45 min
May 31, 12:21 AM CDT	Severe Thunderstorm Warning	SGF	Oregon	39 min

Nearby

Flash Flood Warnings in Missouri, 2001 Every 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.