Alert archive / Iowa / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 8, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at Mar 13, 1990, 2:10 PM CST for Jones County, Iowa. It was in force for 50 min.
The area
The counties it named.
The facts
- Issued
- Mar 13, 1990, 2:10 PM CST (20:10 UTC)
- Expired
- Mar 13, 1990, 3:00 PM CST
- In force
- 50 min
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties
County Jones County, IA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 8.2 hours before the alert went out and 359 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1706 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 45 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Mar 13, 1:46 PM CST, 24 minutes before
IAZ008-132100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DUBUQUE IA 145 PM CST TUE MAR 13 1990 ...STRONG THUNDERSTORMS MOVING THROUGH SOUTHERN PART OF TRI-STATE AREA... AT 140 PM CST...RADAR INDICATED A VERY STRONG THUNDERSTORM LOCATED IN SOUTHERN JACKSON COUNTY...IN EASTERN IOWA...25 MILES SOUTH OF DUBUQUE. THE STORMS WERE MOVING NORTHEAST AT 40 MILES AN HOUR AND MARBLE SIZE HAIL WAS REPORTED IN SOUTHEAST JONES COUNTY AS THE STORMS\ MOVED THROUGH THAT AREA. IN THREATENING WEATHER IS SIGHTED...TAKE COVER IMMEDIATELY. KOWALSKI
Special weather statement, Mar 13, 2:04 PM CST, 6 minutes before
IAZ008-ILZ001-132100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DUBUQUE IA 200 PM CST TUE MAR 13 1990 ...STRONG THUNDERSTORMS IN AND AROUND DUBUQUE AND THE TRI-STATE AREA... AT 155 PM CST...RADAR INDICATED STRONG THUNDERSTORMS IN AND AROUND THE TRI-STATE AREA. THE STRONGEST OF THE STORMS WERE LOCATED IN THE SOUTHERN PART OF JONES COUNTY...40 MILES SOUTHWEST OF DUBUQUE AND 40 MILES WEST OF DUBUQUE JUST ABOUT TO ENTER SOUTHWEST DELAWARE COUNTY. THE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR AND MARBLE SIZE HAIL WAS REPORTED WITH THESE STORMS. IN THREATENING WEATHER IS SIGHTED...TAKE COVER IMMEDIATELY. KOWALSKI
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 12:39 AM CST | Severe Thunderstorm Warning | DVN | Cedar | 31 min |
| Mar 13, 1:40 PM CST | Severe Thunderstorm Warning | DVN | Clinton | 20 min |
| Mar 13, 1:58 PM CST | Severe Thunderstorm Warning | DVN | Clinton | 32 min |
| Mar 13, 3:45 PM CST | Severe Thunderstorm Warning | DVN | Scott | 45 min |
| Mar 13, 4:26 PM CST | Tornado Warning | DVN | Scott | 34 min |
| Mar 13, 4:59 PM CST | Tornado Warning | DVN | Clinton, Scott | 31 min |
| Mar 13, 5:01 PM CST | Tornado Warning | DVN | Delaware | 29 min |
| Mar 13, 5:09 PM CST | Tornado Warning | DVN | Dubuque, Jones | 36 min |
| Mar 13, 5:25 PM CST | Tornado Warning | DVN | Dubuque | 35 min |
| Mar 13, 5:31 PM CST | Tornado Warning | DVN | Clinton | 29 min |
| Mar 13, 5:37 PM CST | Tornado Warning | DVN | Delaware | 38 min |
| Mar 13, 5:39 PM CST | Tornado Warning | DVN | Cedar, Muscatine | 36 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 1990Every severe thunderstorm warning in 1990
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.