Alert archive / Missouri / Flash Flood Warnings in 2002

Flash Flood Warning 7, NWS Springfield, MO

April 19, 2002Camden County, Missouri

NWS Springfield, MO issued this flash flood warning at Apr 19, 2002, 5:49 PM CDT for Camden County, Missouri. 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: Apr 19, 2002, 5:49 PM CDT (22:49 UTC)
Expired: Apr 20, 2002, 12:00 AM CDT
In force: 6 hr
Issued by: NWS Springfield, MO
Area: Counties, with a storm outline in the text

County Camden County, MO

The radar

The Springfield radar (KSGF), 111 km from the middle of the area, began a volume at 22:51 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, 10.8 hours before the alert went out and 162 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: 1060 J/kg
Mixed-layer CIN: -81 J/kg
Mixed-layer LCL: 849 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 251 m²/s²
0-3 km storm-relative helicity: 269 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.6

Open this sounding in Storm Lab

The text

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

000 
WGUS53 KSGF 192249
FFWSGF
MOC029-200500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
546 PM CDT FRI APR 19 2002

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN CAMDEN COUNTY IN CENTRAL MISSOURI

* UNTIL MIDNIGHT CDT

* AT 541 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED  
  THUNDERSTORMS WITH VERY HEAVY RAINFALL AND FLOODED ROADWAYS ACROSS 
  THE WARNED AREA. DOPPLER RADAR ESTIMATED BETWEEN TWO AND THREE INCHES
  OF RAIN HAD ALREADY FALLEN ACROSS THE SOUTHEAST CAMDEN COUNTY.

* SLOW MOVING 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 FLOODING
  INCLUDE...CAMDENTON.

WATER OVER HIGHWAY ON BB HIGHWAY ABOUT 4 MILES SOUTHEAST OF 
CAMDENTON.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO TWO INCHES OF RAIN ARE 
POSSIBLE IN THE WARNED AREA.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

LAT...LON 3814 9266 3801 9240 3778 9240 3791 9282
          3817 9281

SS

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 19, 9:45 AM CDT	Severe Thunderstorm Warning	SGF	Dallas, Polk	45 min
Apr 19, 11:17 AM CDT	Severe Thunderstorm Warning	SGF	Dent	43 min
Apr 19, 11:40 AM CDT	Severe Thunderstorm Warning	SGF	Pulaski	35 min
Apr 19, 11:58 AM CDT	Severe Thunderstorm Warning	SGF	Phelps	47 min
Apr 19, 12:00 PM CDT	Severe Thunderstorm Warning	SGF	Dent	45 min
Apr 19, 12:14 PM CDT	Severe Thunderstorm Warning	SGF	Greene, Webster	46 min
Apr 19, 4:42 PM CDT	Severe Thunderstorm Warning	SGF	Cedar, Dallas, Hickory, Polk, St. Clair	63 min
Apr 19, 4:49 PM CDT	Severe Thunderstorm Warning	SGF	Dade, Lawrence	41 min
Apr 19, 5:04 PM CDT	Severe Thunderstorm Warning	SGF	Camden	56 min
Apr 19, 5:25 PM CDT	Severe Thunderstorm Warning	SGF	Phelps	50 min
Apr 19, 6:15 PM CDT	Flash Flood Warning	SGF	Maries, Miller, Pulaski	6 hr
Apr 19, 6:26 PM CDT	Flash Flood Warning	SGF	Phelps	6 hr
Apr 19, 6:33 PM CDT	Severe Thunderstorm Warning	SGF	Dent, Phelps, Texas	42 min

Nearby

Flash Flood Warnings in Missouri, 2002 Every flash flood warning in 2002

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.