Alert archive / Illinois / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 80, NWS St. Louis, MO
NWS St. Louis, MO issued this severe thunderstorm warning at Jun 22, 1990, 7:09 PM CDT for Adams County, Pike County, Illinois. It was in force for 51 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
- Jun 22, 1990, 7:09 PM CDT (00:09 UTC)
- Expired
- Jun 22, 1990, 8:00 PM CDT
- In force
- 51 min
- Issued by
- NWS St. Louis, MO
- Area
- Whole counties
Counties Adams County, IL, Pike 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 |
|---|---|---|---|
| Jun 22, 7:20 PM CDT | Thunderstorm Wind 61 | Adams, IL | |
| Jun 22, 7:42 PM CDT | Thunderstorm Wind 52 | Pike, 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 00:00Z, 0.2 hours before the alert went out and 366 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
- 2001 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- -35 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 KSTL 230010
SVRSTL
ILC001-149-230100-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ST LOUIS MO
709 PM CDT FRI JUN 22 1990
THE NATIONAL WEATHER SERVICE IN ST LOUIS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 800 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN WEST CENTRAL ILLINOIS
...ADAMS...PIKE
AT 700 PM CDT...WINDS GUSTING TO 60 MPH WAS OBSERVED AT THE
QUINCY AIRPORT. THE THUNDERSTORMS WERE MOVING TO THE SOUTHEAST
AROUND 40 MPH.
PERSONS IN LIBERTY...KINGSTON...AND BARRY SHOULD BE ALERT FOR
THE POSSIBILITY OF STRONG GUSTY WINDS AND HAIL UNTIL 800 PM.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.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, Jun 22, 5:36 PM CDT, 1 hour 33 minutes before
MOZ011-012-230100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 534 PM CDT FRI JUN 22 1990 ...WIDELY SCATTERED THUNDERSHOWERS IN THE ST LOUIS AREA MAY PRODUCE SOME SMALL HAIL... COLD UNSEASONABLY COLD AIR IN THE UPPER ATMOSPHERE IS RESULTING IN WIDELY SCATTERED THUNDERSHOWERS OVER MUCH OF THE MID AND UPPER MISSISSIPPI VALLEY. A COUPLE OF THESE WILL MOVE OVER EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS BETWEEN 6 AND 8 PM. SMALL HAIL IS A GOOD POSSIBILITY WHERE THESE SHOWERS PASS. BECAUSE THESE SHOWERS ARE SO SCATTERED...MANY LOCATIONS WILL REMAIN DRY. TUCKER
Special weather statement, Jun 22, 5:42 PM CDT, 1 hour 27 minutes before
MOZ011-012-230100- SPECIAL WEATHER STATEMENT...CORRECTED NATIONAL WEATHER SERVICE ST LOUIS MO 534 PM CDT FRI JUN 22 1990 ...WIDELY SCATTERED THUNDERSHOWERS IN THE ST LOUIS AREA MAY PRODUCE SOME SMALL HAIL... UNSEASONABLY COLD AIR IN THE UPPER ATMOSPHERE IS RESULTING IN WIDELY SCATTERED THUNDERSHOWERS OVER MUCH OF THE MID AND UPPER MISSISSIPPI VALLEY. A COUPLE OF THESE WILL MOVE OVER EAST CENTRAL MISSOURI AND SOUTHWEST ILLINOIS BETWEEN 6 AN D 8 PM. SMALL HAIL IS A GOOD POSSIBILITY WHERE THESE SHOWERS PASS. BECAUSE THESE SHOWERS ARE SO SCATTERED...MANY LOCATIONS WILL REMAIN DRY. TUCKER
Special weather statement, Jun 22, 6:44 PM CDT, 25 minutes before
MOZ003-006-007-011-012-230200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ST LOUIS MO 640 PM CDT FRI JUN 22 1990 ...SOME STRONG WINDS AND SMALL HAIL HAVE BEEN REPORTED IN NORTHEAST MISSOURI... AT 630 PM...A DEPUTY SHERIFF ENCOUNTERED PEA SIZE HAIL AND WINDS TO 50 MPH IN CANTON...MISSOURI. CANTON IS IN LEWIS COUNTY...ABOUT 30 MILES NORTH OF HANNIBAL. A TREE WAS DOWNED BY THIS STORM. THIS WAS PART OF A SMALL AREA OF THUNDERSTORMS OVER NORTHEAST MISSOURI AND WEST CENTRAL ILLINOIS. THE STORMS WERE MOVING TO THE SOUTHEAST AT 35 MPH. THEY WILL PASS THROUGH THE QUINCY...HANNIBAL AREA AND ADJACENT COUNTIES OF MISSOURI AND ILLINOIS BETWEEN 7 AND 8 PM. SMALL HAIL AND GUSTY WINDS ARE mLIKELY WHERE THESE SCATTERED STORMS PASS. THE STORMS ARE CAUSED BY SOME UNSEASONABLY COLD AIR BETWEEN 15 AND 20 THOUSAND FEET. TUCKER
The office that day
Everything else NWS St. Louis, MO issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 9:08 PM CDT | Severe Thunderstorm Warning | LSX | Madison, Monroe, Saint Clair | 52 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.