Alert archive / Illinois / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 172, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Sep 28, 1990, 6:18 PM CDT for Clay County, Illinois. It was in force for 27 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
- Sep 28, 1990, 6:18 PM CDT (23:18 UTC)
- Expired
- Sep 28, 1990, 6:45 PM CDT
- In force
- 27 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Clay 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 |
|---|---|---|---|
| Sep 28, 6:27 PM CDT | Hail 1.75 | Clay, 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
Paducah/Barkley, KY (KPAH), launched 12:00Z, 11.3 hours before the alert went out and 188 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
- 1782 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 31 m²/s²
- 0-3 km storm-relative helicity
- 17 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 KEVV 282318 RRA
SVREVV
ILC025-282345-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
618 PM CDT FRI SEP 28 1990
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 645 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
IN SOUTHEAST ILLINOIS
...CLAY
AT 620 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM JUST NORTHEAST
OF LOUISVILLE ILLINOIS...50 MILES WEST OF VINCENNES. THE STORM IS
MOVING TO THE EAST AT 25 MPH...AND WILL MOVE TO NEAR SAILOR SPRINGS
AND CLAY CITY BY 630 PM. IF YOU ARE IN THE PATH OF THIS STORM TAKE
COVER IMMEDIATELY.
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE IN*SIDE A
STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
RUNNELSWhat 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, Sep 28, 4:48 PM CDT, 1 hour 30 minutes before
INZ004-005-007-008-282300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 446 PM EST FRI SEP 28 1990 AT 440 PM EST RADAR SHOWED STRONG THUNDERSTORMS IN EAST CENTRAL ILLINOIS FROM 10 MILES NORTHWEST OF TERRE HAUTE TO 30 MILES NORTH NORTHWEST OF TERRE HAUTE. THESE STORMS WILL PRODUCE VERY HEAVY RAIN AND DANGEROUS LIGHTNING AS THEY MOVE THROUGH NEWPORT...CLINTON AND TERRE HAUTE BETWEEN 445 AND 530 PM EST. SMALL HAIL AND GUSTY WINDS CAPABLE OF SNAPPING TREE LIMBS ARE POSSIBLE. OTHER SHOWERS AND THUNDERSTORMS WERE FROM WARSAW AND PERU IN NORTH CENTRAL INDIANA TO LAFAYETTE AND VEEDERSBURG. PRECIPITATION WAS MOVING EAST AT 30 MPH. REPORT LARGE HAIL AND DAMAGING WINDS TO THE NEAREAST LAW ENFORCEMENT AGENCY FOR RELAY TO THE WEATHER SERVCE. ALLSOPP
Special weather statement, Sep 28, 5:14 PM CDT, 1 hour 4 minutes before
INZ004-005-007-008-282330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 513 PM EST FRI SEP 28 1990 AT 510 PM EST RADAR SHOWED VERY STRONG THUNDERSTORMS IN WEST CENTRAL INDIANA FROM THE NORTH SIDE OF TERRE HAUTE TO ABOUT 40 MILES NORTH NORTHEAST OF TERRE HAUTE NEAR VEEDERSBURG. THESE STORMS WERE PRODUCING BLINDING RAIN AND 30 TO 40 MPH WIND GUSTS AT AROUND CLINTON...10 MILES NORTH OF TERRE HAUTE...AT 505 PM ACCORDING TO CLINTON CITY POLICE. THUNDERSTORMS WILL MOVE EAST AT 30 MPH THROUGH MARSHALL...ROCKVILLE... AND BRAZIL BETWEEN 515 AND 600 PM. STAY INDOORS AWAY FROM WINDOWS AND DONT USE ELECTRIC APPLIANCES TIL THE STORMS PASS. CAMPERS AND HIKERS AT TURKEY RUN STATE PARKE SHOULD TRY TO SEEK SHELTER IN A BUILDING. REPORT LARGE HAIL AND DAMAGING WINDS TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE WEATHER SERVICE. ALLSOPP
Special weather statement, Sep 28, 5:30 PM CDT, 48 minutes before
INZ004-005-007-008-282330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 530 PM EST FRI SEP 28 1990 AT 525 PM EST RADAR SHOWED VERY STRONG THUNDERSTORMS IN WEST CENTRAL INDIANA FROM TERRE HAUTE TO JUST EAST OF ROCKVILLE TO JUST WEST OF CRAWFORDSVILLE. THESE STORMS WERE CAPABLE PRODUCING BLINDING RAIN...30 TO 40 MPH WIND GUSTS WHICH COULD SNAP A FEW TREE LIMBS...DANGEROUS LIGHTNING AND SMALL HAIL. THUNDERSTORMS WILL MOVE EAST AT 30 MPH THROUGH CRAWFORDSVILLE... BAINBRIDGE...AND GREENCASTLE BETWEEN 530 AND 615 PM EST. PEOPLE IN THESE AREAS SHOULD STAY AWAY FROM WINDOWS AND AVOID USING ELECTRIC APPLIANCES. REPORT LARGE HAIL AND DAMAGING WINDS TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE WEATHER SERVICE. ALLSOPP
Special weather statement, Sep 28, 5:54 PM CDT, 24 minutes before
INZ005-007-008-009-290000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 554 PM EST FRI SEP 28 1990 AT 550 PM EST RADAR SHOWED VERY STRONG THUNDERSTORMS IN WEST CENTRAL INDIANA 40 TO 50 MILES WEST OF INDIANAPOLIS. THE STORMS WERE FROM CRAWFORDSVILLE TO NEAR BAINBRIDGE TO JUST EAST OF BRAZIL. THESE STORMS WERE CAPABLE PRODUCING BLINDING RAIN...40 TO 50 MPH WIND GUSTS WHICH COULD SNAP A FEW TREE LIMBS...DANGEROUS LIGHTNING AND SMALL HAIL. THUNDERSTORMS WILL MOVE EAST AT 35 MPH THROUGH DARLINGTON...COATSVILLE ...CLOVERDALE AND LIEBER STATE RECREATION AREA BETWEEN 555 AND 630 PM. PEOPLE IN THESE AREAS SHOULD STAY AWAY FROM WINDOWS AND AVOID USING ELECTRIC APPLIANCES TIL THE STORMS PASS. REPORT LARGE HAIL AND DAMAGING WINDS TO THE NEAREST LAW ENFORCEMENT AGENCY FOR RELAY TO THE WEATHER SERVICE. ALLSOPP
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 28, 6:31 PM CDT | Severe Thunderstorm Warning | IND | Richland | 44 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.