Alert archive / Iowa / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 1, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at Mar 8, 2002, 10:06 PM CST for Adair County, Guthrie County, Iowa. It was in force for 29 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
- Mar 8, 2002, 10:06 PM CST (04:06 UTC)
- Expired
- Mar 8, 2002, 10:35 PM CST
- In force
- 29 min
- Issued by
- NWS Des Moines, IA
- Area
- Counties, with a storm outline in the text
Counties Adair County, IA, Guthrie County, IA
The radar
The Des Moines radar (KDMX), 70 km from the middle of the area, began a volume at 04:05 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
Omaha, NE (KOAX), launched 00:00Z, 4.1 hours before the alert went out and 155 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
- 8 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 412 m above ground
- 0-6 km bulk shear
- 65 kt
- 0-1 km storm-relative helicity
- 348 m²/s²
- 0-3 km storm-relative helicity
- 457 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KDMX 090406 SVRDSM IAC001-077-090435- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE DES MOINES IA 1005 PM CST FRI MAR 8 2002 THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTHERN ADAIR COUNTY IN SOUTHWEST IOWA GUTHRIE COUNTY IN WEST CENTRAL IOWA * UNTIL 1035 PM CST * AT 1000 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 15 MILES SOUTHWEST OF STUART...OR ABOUT 51 MILES WEST OF DES MOINES...MOVING NORTHEAST AT 65 MPH. * THE SEVERE THUNDERSTORM WILL BE... 7 MILES NORTHWEST OF STUART AROUND 1010 PM... 7 MILES SOUTHEAST OF GUTHRIE CENTER AROUND 1015 PM AND NEAR PANORA AROUND 1020 PM. HAIL UP TO THE SIZE OF NICKELS IS LIKELY IN THE WARNED AREA. DAMAGING WINDS OF 60 TO 70 MILES AN HOUR ARE LIKELY IN THE WARNED AREA. STAY AWAY FROM WINDOWS DURING A SEVERE STORM...WIND GUSTS OVER 70 MPH COULD BLOW THEM OUT. LAT...LON 4143 9473 4141 9426 4183 9428 4185 9471 KULA
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 8, 10:34 PM CST | Severe Thunderstorm Warning | DMX | Ringgold, Union | 41 min |
| Mar 8, 10:53 PM CST | Severe Thunderstorm Warning | DMX | Clarke, Decatur | 32 min |
| Mar 8, 11:18 PM CST | Severe Thunderstorm Warning | DMX | Lucas, Wayne | 42 min |
| Mar 8, 11:29 PM CST | Severe Thunderstorm Warning | DMX | Warren | 46 min |
| Mar 8, 11:46 PM CST | Severe Thunderstorm Warning | DMX | Jasper, Marion, Polk | 44 min |
| Mar 8, 11:58 PM CST | Severe Thunderstorm Warning | DMX | Appanoose, Monroe | 47 min |
| Mar 9, 12:13 AM CST | Severe Thunderstorm Warning | DMX | Mahaska, Poweshiek, Tama | 47 min |
| Mar 9, 12:20 AM CST | Severe Thunderstorm Warning | DMX | Davis, Wapello | 40 min |
| Mar 9, 12:28 AM CST | Severe Thunderstorm Warning | DMX | Grundy, Marshall, Tama | 47 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 2002Every 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.