Alert archive / Illinois / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 9, NWS Quad Cities, IA
NWS Quad Cities, IA issued this severe thunderstorm warning at Mar 13, 1990, 3:45 PM CST for Mercer County, Rock Island County, Illinois. It was in force for 45 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Mar 13, 1990, 3:45 PM CST (21:45 UTC)
- Expired
- Mar 13, 1990, 4:30 PM CST
- In force
- 45 min
- Issued by
- NWS Quad Cities, IA
- Area
- Whole counties
Counties Mercer County, IL, Rock Island County, IL
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 13, 4:05 PM CST | Hail 2.75 | Rock Island, IL |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.8 hours before the alert went out and 407 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
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KMLI 132145
SVRMLI
IAC163-ILC161-131-132230-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOLINE IL
345 PM CST TUE MAR 13 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 430 PM CST FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE EXTREME EAST PART OF IOWA
EASTERN SCOTT...
IN THE NORTHWEST PART OF ILLINOIS
SOUTHERN ROCK-ISLAND...NORTHERN MERCER...
AT 340 PM CST RADAR INDICATED A SEVERE THUNDERSTORM 20 MILES
SOUTHWEST OF MOLINE OVER NORTH CENTRAL MERCER COUNTY.
LARGE HAIL CAN BE EXPECTED WITH THIS STORM.
THE STORM WAS MOVING NORTH NORTHEAST AT 40 MILES AN HOUR.
SOME CITIES/TOWNS IN THE PATH OF THIS STORM INCLUDE... TAYLOR RIDGE
...AND THE QUAD CITY METRO AREA.
FOR YOUR PROTECTION GO TO A SAFE PLACE IMMEDIATELY. STAY INDOORS
AND AVOID WINDOWS. IF OUTDOORS...DO NOT STAND UNDER A TREE OR IN
OPEN AREAS SUCH AS A FIELD.
A SEVERE THUNDERSTORM CAN PRODUCE DAMAGING WIND OF 60 MPH OR MORE...
LARGE HAIL...FREQUENT DANGEROUS LIGHTNING AND HEAVY RAIN.
IF TIME PERMITS...ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY
YOUR REPORT OF SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE.
ATTN ISP 7 AND 1
FOBERTWhat 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, 1 hour 59 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, 1 hour 41 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
Local storm report, Mar 13, 3:29 PM CST, 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DUBUQUE IA
325 PM CST TUE MAR 13 1990
REPORTS RELAYED TO OUR OFFICE BY SHERIFFS DEPT...AND CIVIL DEFENSE
TIME UNKN...JO-DAVIES COUNTY IN NORTHWEST ILLINIOS...NEAR STOCKTON
35 MILES SOUTHEAST OF DUBUQUE.
1346 CST....JONES COUNTY IN NORTHEAST IOWA...LIGHTNING NEAR OXFORD
JUNCTION...DAMAGE TO ROOF.
KOWALSKISpecial weather statement, Mar 13, 3:36 PM CST, 9 minutes before
ILZ004-132115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE MOLINE IL 335 PM CST TUE MAR 13 1990 ...SEVERE THUNDERSTORM WATCH FOR SOUTHEAST IOWA AND NORTHWEST ILLINOIS UNTIL 8 PM CST... A STRONG THUNDERSTORM DEVELOPED RAPIDLY OVER NORTHWEST ILLINOIS SINCE 315 PM NEAR ALEDO IN CENTRAL MERCER COUNTY...20 MILES SOUTHWEST OF MOLINE. THE THUNDERSTORM WAS MOVING NORTHEAST AT 40 MILES AN HOUR AND WILL BE MOVING INTO LOWER ROCK ISLAND COUNTY NEAR REYNOLDS BY 345 PM CST AND INTO THE QUAD CITY AREA BY 4PM. HEAVY RAIN AND SOME HAIL IS POSSIBLE WITH THIS STORM. FOBERT
Special weather statement, Mar 13, 3:44 PM CST, 1 minute before
IAZ008-ILZ001-WIZ018-132230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DUBUQUE IA 340 PM CST TUE MAR 13 1990 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 800 PM CST... AT 335 PM CST...RADAR SHOWED NUMEROUS THUNDERSTORMS AROUND THE TRI-STATE AREA. THE STRONGER OF THE STORMS WERE LOCATED NEAR GALENA IN JO-DAVIES COUNTY ILLINOIS 15 MILES SOUTHEAST OF DUBUQUE. THE STORMS WERE MOVING NORTHEAST AT 30 MILES AN HOUR. PERSONS IN THE TRI- STATE AREA SHOULD TAKE COVER IF THREATENING WEATHER IS SIGHTED. KOWALSKI
The office that day
Everything else NWS Quad Cities, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 13, 4:26 PM CST | Tornado Warning | DVN | Rock Island | 34 min |
| Mar 13, 4:59 PM CST | Tornado Warning | DVN | Rock Island, Whiteside | 31 min |
| Mar 13, 5:31 PM CST | Tornado Warning | DVN | Whiteside | 29 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.