Alert archive / Illinois / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 13, NWS Lincoln, IL
NWS Lincoln, IL issued this severe thunderstorm warning at Mar 27, 1991, 1:31 PM CST for 4 counties in Illinois. It was in force for 44 min. 2 reports 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 27, 1991, 1:31 PM CST (19:31 UTC)
- Expired
- Mar 27, 1991, 2:15 PM CST
- In force
- 44 min
- Issued by
- NWS Lincoln, IL
- Area
- Whole counties
Counties Lee County, IL, Ogle County, IL, Stephenson County, IL, Winnebago County, IL
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 1:46 PM CST | Hail 1.5 | Lee, IL | |
| Mar 27, 1:49 PM CST | Hail 0.75 | Winnebago, 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, 7.5 hours before the alert went out and 282 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
- 1516 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- -11 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 KRFD 271931
SVRRFD
ILC177-201-141-103-272015-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ROCKFORD IL
131 PM CST WED MAR 27 1991
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 215 PM CST FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE NORTH CENTRAL PART OF ILLINOIS
STEPHENSON...WINNEBAGO...OGLE...EXTREME NORTHEAST LEE
RADARS THIS AFTERNOON AT 130 CST WERE CONTINUING TO SHOW STRONG
THUNDERSTORMS THROUGHOUT THE WARNED COUNTIES. WE HAVE RECEIVED
NUMEROUS REPORTS FROM THESE COUNTIES OF LARGE HAIL...SOME AS BIG
AS GOLF BALLS. THE STORMS WERE RACING TO THE NORTH NORTHEAST AT
45 TO 50 MPH.
SOME COMMUNITIES THAT WILL BE AFFECTED BY THIS SEVERE THUNDERSTORM...
FREEPORT...ROCKFORD...OREGON...AND DIXON.
IF YOU ARE IN AN AREA THREATENED BY THE STORM...GO TO A REINFORECED
SHELTER! DAMAGING WINDS...LARGE HAIL...DANGEROUS LIGHTNING...AND
HEAVY RAINFALL THAT C}AN QUICKLY FLOOD A LOW LYING AREA IS IMMINENT.
REMEMBER ALSO...SEVERE THUNDERSTORMS CAN AND DO PRODUCE TORNADOES
WITH LITTLE OR NO WARNING...SO BE ALERT!
ATTN: ISP DIST 1..2..16 FILDSWhat 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 27, 8:09 AM CST, 5 hours 22 minutes before
ILZ005>007-009-271530- WEATHER UPDATE FOR PEORIA AND WEST CENTRAL ILLINOIS NATIONAL WEATHER SERVICE PEORIA IL 815 AM CST WED MAR 27 1991 ...PERIODS OF SHOWERS AND THUNDERSTORMS TO CONTINUE TODAY...SOME MAY BE SEVERE MAINLY THIS AFTERNOON... AT 810 AM CST RADAR SHOWED A LARGE AREA OF MOSTLY RAIN AND SHOWERS WITH SOME THUNDERSTORMS OVER THE HEART OF ILLINOIS...FROM MOLINE EXTENDING SOUTH THROUGH THE PEORIA AREA AND EAST TO CHAMPAIGN. MOVEMENT WAS NORTHEAST AT 45 MPH. BECAUSE OF THE RAPID MOVEMENT OF THE STRONGER STORMS..PERIODS OF BRIEF GUSTY WINDS WILL OCCUR. THE STORMS WILL ALSO BE ACCOMPANIED WITH SMALL HAIL...FREQUENT DANGEROUS LIGHTNING AND HEAVY RAINFALL. STUMETZ
Local storm report, Mar 27, 8:55 AM CST, 4 hours 36 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEORIA IL
835 AM CST WED MAR 27 1991
ADDITIONAL STORM REPORTS
4:50 AM CST... DAMAGING WIND 40 TO 50 MPH AT PLYMOUTH AND NAUVOO IN
HANCOCK COUNTY.
5:00 AM CST... TORNADO. DAMAGING WIND. 4 MILES EAST OF BENTLEY IN
HANCOCK COUNTY. RESIDENCE DESTROYED. DAMAGE TO OUT
BUILDINGS. POWER LINES DOWN. TWISTED METAL.
5:15 AM CST... DAMAGING WIND 50 TO 55 MPH AT MACOMB IN MCDONOUGH COUNTY.
DAMAGE TO LUMBER YARD. OTHER SCATTERED DAMAGE IN MACOMB.
5:35 AM CST... DAMAGING WIND NEAR LONDON MILLS IN FULTON COUNTY. TREE
LIMB FELL ON POWER LINE.
6:00 AM CST... STRONG WIND AT PEORIA WEATHER OFFICE. 35 MPH ASSOCIATED
WITH GUST FRONT.
6:20 AM CST... TORNADO. DAMAGING WIND. BRIEF TOUCHDOWN AT
ALLENTOWN IN TAZEWELL COUNTY. DAMAGE TO A FARM. POWER
LINES ACROSS ALLENTON BLACKTOP OR 6 MI%LES EAST OF
ROUTE 121.
STUMETZLocal storm report, Mar 27, 8:58 AM CST, 4 hours 33 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEORIA IL
835 AM CST WED MAR 27 1991
ADDITIONAL STORM REPORTS
4:50 AM CST... DAMAGING WIND 40 TO 50 MPH AT PLYMOUTH AND NAUVOO IN
HANCOCK COUNTY.
5:00 AM CST... TORNADO. DAMAGING WIND. 4 MILES EAST OF BENTLEY IN HANCOCK
COUNTY. RESIDENCE DESTROYED WITH DAMAGE TO OUT BUILDINGS.
POWER LINES DOWN. TWISTED METAL. REPORTED TO NWS AT 6:10 AM.
5:15 AM CST... DAMAGING WIND 50 TO 55 MPH AT MACOMB IN MCDONOUGH COUNTY.
DAMAGE TO LUMBER YARD. OTHER SCATTERED DAMAGE IN MACOMB.
5:35 AM CST... DAMAGING WIND NEAR LONDON MILLS IN FULTON COUNTY. TREE
LIMB FELL ON POWER LINE.
6:00 AM CST... STRONG WIND AT PEORIA WEATHER OFFICE. 35 MPH ASSOCIATED
WITH GUST FRONT.
6:20 AM CST... TORNADO. DAMAGING WIND. BRIEF TOUCHDOWN AT
ALLENTOWN IN TAZEWELL COUNTY. DAMAGE TO A FARM. POWER
LI)NES ACROSS ALLENTOWN BLACKTOP OR 6 MILES EAST OF
ROUTE 121.
STUMETZ
/CORRECTION TO 5:00 AM REPORT AT BENTLEY/Special weather statement, Mar 27, 9:54 AM CST, 3 hours 37 minutes before
ILZ005>007-009-271830- WEATHER UPDATE FOR PEORIA AND WEST CENTRAL ILLINOIS NATIONAL WEATHER SERVICE PEORIA IL 945 AM CST WED MAR 27 1991 ...PERIODS OF SHOWERS AND THUNDERSTORMS TO REDEVELOPE TOODAY...SOME MAY BE SEVERE MAINLY THIS AFTERNOON... THE STRONG THUNDERSTORMS HAVE MOVED OUT OF WEST CENTRAL ILLINOIS FOR THE TIME BEING AND ONLY A FEW SHOWERS REMAIN IN THE GALESBURG AREA AS OF 945 AM. WE MAY SEE A LITTLE SUN THIS MORNING BUT THUNDERSTORMS %ARE EXPECTED TO REDEVELOPE BY AFTERNOON. TEMPERATURES SHOULD RISE INTO THE UPPER 60S BY MID DAY AND WINDS WILL REMAIN SOUTHERLY AT 10 TO 15 MPH THIS MORNING. BREESER
Special weather statement, Mar 27, 11:03 AM CST, 2 hours 28 minutes before
ILZ009-010-271815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SPRINGFIELD IL 1100 AM CST WED MAR 27 1991 ...SHOWERS AND THUNDERSTORMS TO REDEVELOPE ACROSS CENTRAL ILLINOIS ...SOME MAY BE SEVERE THIS AFTERNOON... AT 1055 AM...SHOWERS AND THUNDERSTORMS HAVE MOVED OUT OF CENTRAL AND EAST CENTRAL ILLINOIS AT THIS TIME. SHOWERS AND THUNDERSTORMS WILL REDEVELOPE THIS AFTERNOON...SOME MAY BE SEVERE. PERSONS ARE URGE TO LISTEN TO RADIO..TV..OR NOAA WEATHER RADIO FOR LATER STATEMENTS AND POSSIABLE WATCHES OR WARNINGS. PARTLY TO MOSTLY CLOUDY SKIES WILL CONTINUE ACROSS CENTRAL ILLINOIS WITH TEMPERATURES CLIMBING INTO THE LOW TO MID 70S THIS AFTERNOON. ATTN ISP DISTS...6...9...10...18 AND 12 HILLIARD
Special weather statement, Mar 27, 11:18 AM CST, 2 hours 13 minutes before
ILZ005>007-009-271930- WEATHER UPDATE FOR PEORIA AND WEST CENTRAL ILLINOIS NATIONAL WEATHER SERVICE PEORIA IL 1115 AM CST WED MAR 27 1991 ...PERIODS OF SHOWERS AND THUNDERSTORMS TO REDEVELOP TODAY...SOME MAY BE SEVERE MAINLY THIS AFTERNOON... NO PRECIPITATION WAS DETECTED BY RADAR ACROSS WEST CENTRAL ILLINOIS AS OF 11AM THIS MORNING...HOWEVER THE POTENTIAL STILL EXISTS FOR SHOWER AND THUNDERSTORM DEVELOPMENT THROUGH THE EARLY AFTERNOON HOURS. TEMPERATURES HAD RISEN TO 70 BY LATE MORNING AND WINDS PICKED UP CONSIDERABLY TO 20 TO 25 MPH...GUSTING AS HIGH AS 38 MPH. TEMPERATURES WILL CONTINUE TO RISE THIS AFTERNOON...REACHING THE MID 70 LATER THIS AFTERNOON. WINDS WILL CONTINUE STRONG AND GUSTY...ESPECIALLY IN THUNDERSTORMS. BREESER
The office that day
Everything else NWS Lincoln, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 9:15 PM CST | Severe Thunderstorm Warning | ILX | Hancock | 60 min |
| Mar 26, 9:15 PM CST | Severe Thunderstorm Warning | ILX | McDonough | 105 min |
| Mar 26, 10:25 PM CST | Severe Thunderstorm Warning | ILX | Fulton | 65 min |
| Mar 26, 10:36 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 2 hr |
| Mar 26, 11:04 PM CST | Severe Thunderstorm Warning | ILX | Tazewell, Woodford | 56 min |
| Mar 26, 11:32 PM CST | Severe Thunderstorm Warning | ILX | Marshall | 58 min |
| Mar 26, 11:55 PM CST | Severe Thunderstorm Warning | ILX | Knox, Warren | 65 min |
| Mar 27, 12:32 AM CST | Severe Thunderstorm Warning | ILX | Bureau | 28 min |
| Mar 27, 12:09 PM CST | Severe Thunderstorm Warning | ILX | Henderson, Warren | 66 min |
| Mar 27, 1:04 PM CST | Severe Thunderstorm Warning | ILX | Carroll, Stephenson | 26 min |
| Mar 27, 1:46 PM CST | Tornado Warning | ILX | Ogle, Winnebago | 44 min |
| Mar 27, 2:07 PM CST | Severe Thunderstorm Warning | ILX | Boone | 53 min |
| Mar 27, 2:07 PM CST | Severe Thunderstorm Warning | ILX | Lee | 53 min |
| Mar 27, 2:25 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 35 min |
| Mar 27, 2:30 PM CST | Tornado Warning | ILX | Lee, Ogle | 30 min |
| Mar 27, 2:30 PM CST | Tornado Warning | ILX | Boone, Winnebago | 30 min |
| Mar 27, 2:44 PM CST | Severe Thunderstorm Warning | ILX | Marshall, Putnam | 31 min |
| Mar 27, 3:00 PM CST | Severe Thunderstorm Warning | ILX | Peoria | 30 min |
| Mar 27, 3:13 PM CST | Severe Thunderstorm Warning | ILX | Marshall, Woodford | 22 min |
| Mar 27, 3:18 PM CST | Severe Thunderstorm Warning | ILX | DeKalb | 27 min |
Nearby
Severe Thunderstorm Warnings in Illinois, 1991Every severe thunderstorm warning in 1991
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.