Alert archive / Missouri / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 45, NWS Springfield, MO

April 19, 20025 counties in Missouri

NWS Springfield, MO issued this severe thunderstorm warning at Apr 19, 2002, 4:42 PM CDT for 5 counties in Missouri. It was in force for 63 min. 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, 4:42 PM CDT (21:42 UTC)
Expired: Apr 19, 2002, 5:45 PM CDT
In force: 63 min
Issued by: NWS Springfield, MO
Area: Counties, with a storm outline in the text

Counties Cedar County, MO, Dallas County, MO, Hickory County, MO, Polk County, MO, St. Clair County, MO

The radar

The Springfield radar (KSGF), 66 km from the middle of the area, began a volume at 21:46 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 19, 4:00 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 12:00Z, 9.7 hours before the alert went out and 106 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 
WUUS53 KSGF 192142
SVRSGF
MOC039-059-085-167-185-192245-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SPRINGFIELD MO
441 PM CDT FRI APR 19 2002

THE NATIONAL WEATHER SERVICE IN SPRINGFIELD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN POLK COUNTY IN MISSOURI
  CEDAR COUNTY IN MISSOURI
  NORTHERN DALLAS COUNTY IN MISSOURI
  HICKORY COUNTY IN MISSOURI
  SOUTHEASTERN ST. CLAIR COUNTY IN MISSOURI

* UNTIL 545 PM CDT

* AT 435 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  NUMEROUS RAPIDLY DEVELOPING THUNDERSTORMS THAT ARE EXPECTED TO   
  QUICKLY BECOME SEVERE. THESE THUNDERSTORMS ARE CAPABLE OF   
  PRODUCING HAIL TO THE SIZE OF QUARTERS...AND DAMAGING WINDS IN   
  EXCESS OF 60 MPH. THESE STORMS WERE LOCATED FROM LAMAR TO   
  HUMANSVILLE TO HERMITAGE...AND ARE MOVING NORTHEAST AT 35 MPH.

* SOME CITIES IN THE PATH OF THESE STORMS INCLUDE STOCKTON...  
HUMANSVILLE AND HERMITAGE.

THESE ARE A DANGEROUS STORM. IF YOU ARE IN THEIR PATH...PREPARE 
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD 
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A 
SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

LAT...LON 3780 9413 3758 9410 3769 9356 3776 9289
          3789 9289 3791 9308 3807 9309 3794 9359

BOOKBINDER

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, 4:49 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, 5:49 PM CDT	Flash Flood Warning	SGF	Camden	6 hr
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

Severe Thunderstorm Warnings in Missouri, 2002 Every severe thunderstorm 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.