Alert archive / Illinois / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 54, NWS St. Louis, MO

May 25, 1989Calhoun County, Greene County, Illinois

NWS St. Louis, MO issued this severe thunderstorm warning at May 25, 1989, 12:46 PM CDT for Calhoun County, Greene County, Illinois. It was in force for 44 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: May 25, 1989, 12:46 PM CDT (17:46 UTC)
Expired: May 25, 1989, 1:30 PM CDT
In force: 44 min
Issued by: NWS St. Louis, MO
Area: Whole counties

Counties Calhoun County, IL, Greene 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
May 25, 1:00 PM CDT	Hail 1.75	Greene, 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

Peoria Regional, IL (KPIA), launched 12:00Z, 5.8 hours before the alert went out and 175 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 14 J/kg
Mixed-layer CIN: -743 J/kg
Mixed-layer LCL: 1108 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: -26 m²/s²
0-3 km storm-relative helicity: 35 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

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, May 25, 7:08 AM CDT, 5 hours 38 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA MO
710 AM CDT THU MAY 25 1989

...VERY STRONG THUNDERSTORMS MOVING ACROSS NORTHWESTERN SECTIONS
OF CENTRAL MISSOURI THIS MORNING...

AT 700AM VERY STRONG THUNDERSTORMS WERE LOCATED 30 MILES SOUTHWEST OF
KIRKSVILLE NEAR LACLEDE...AND 50 MILES SOUTHWEST OF KIRKSVILLE NEAR SUMNER.
THE THUNDERSTORMS CONTAIN HEAVY RAIN..VERY DANGEROUS LIGHTNING..ALONG
WITH THE POSSIBILITY OF SMALL HAIL AND BRIEF STRONG GUSTY WIND. THE
THUNDERSTORMS WERE MOVING EAST AT 40 MILES AN HOUR...AND
WILL BE ENTERING CHARITON COUNTY BY 715 AM...AND BY 745 AM WILL BE
IN NORTHERN RANDOLPH AND MACON COUNTIES.
AL

Special weather statement, May 25, 7:43 AM CDT, 5 hours 3 minutes before

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE SAINT LOUIS MO
740 AM CDT THU MAY 25 1989

...SEVERE THUNDERSTORM WATCH UNTIL 1PM CDT..

AT 730 AM CDT...STRONG THUNDERSTORMS..SOME WITH GUSTY WINDS..HAIL
AND VERY HEAVY RAIN STRETCHED FROM WEST CENTRAL INTO NORTHEAST
MISSOURI.

THE STORMS WERE LOCATED NEAR KIRKSVILLE MISSOURI..JUST WEST OF
MACON MISSOURI AND ONE 30 MILES EAST OF KANSAS CITY MISSOURI.

THE STORMS WERE MOVING TO THE EAST AT 35 MILES AN HOUR.

RADAR...SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP INTO
CENTRAL AND EAST MISSOURI DURING THE MORNING.
FMD

Special weather statement, May 25, 7:49 AM CDT, 4 hours 57 minutes before

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE SAINT LOUIS MO
740 AM CDT THU MAY 25 1989

...SEVERE THUNDERSTORM WATCH UNTIL 1PM CDT..

AT 730 AM CDT...STRONG THUNDERSTORMS..SOME WITH GUSTY WINDS..HAIL
AND VERY HEAVY RAIN STRETCHED FROM WEST CENTRAL INTO NORTHEAST
MISSOURI.

THE STORMS WERE LOCATED NEAR KIRKSVILLE MISSOURI..JUST WEST OF
MACON MISSOURI AND ONE 30 MILES EAST OF KANSAS CITY MISSOURI.

THE STORMS WERE MOVING TO THE EAST AT 35 MILES AN HOUR.

RADAR NOWCAST...SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP
INTO CENTRAL AND EAST MISSOURI DURING THE MORNING.
FMD

Special weather statement, May 25, 8:43 AM CDT, 4 hours 3 minutes before

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE SAINT LOUIS MO
840 AM CDT THU MAY 25 1989

SEVERE THUNDERSTORM WATCH UNTIL 1PM CDT FOR MOST OF CENTRAL MISSOURI

AT 832AM CDT...THUNDERSTORMS WITH VERY HEAVY RAIN..GUSTY WINDS AND
SOME HAIL WERE OCCURRING IN CENTRAL MISSOURI.

THE STRONGEST STORMS WERE WEST OF COLUMBIA NEAR BOONVILLE AND WEST OF
HANNIBAL NEAR SHELBINA.

THE STORMS WERE MOVING TO THE EAST AT 45 MILES AN HOUR.
T
SOME DAMAGING WINDS HAVE BEEN REPORTED WITH BOTH STORMS.
WIPFLER

Local storm report, May 25, 12:09 PM CDT, 37 minutes before

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The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 24, 10:12 PM CDT	Severe Thunderstorm Warning	LSX	Schuyler, Scotland	36 min
May 24, 10:41 PM CDT	Severe Thunderstorm Warning	LSX	Clark, Knox, Lewis	34 min
May 24, 11:19 PM CDT	Severe Thunderstorm Warning	LSX	Knox, Lewis, Shelby	41 min
May 25, 8:17 AM CDT	Severe Thunderstorm Warning	LSX	Marion, Monroe, Shelby	58 min
May 25, 8:17 AM CDT	Severe Thunderstorm Warning	LSX	Ralls	58 min
May 25, 8:50 AM CDT	Severe Thunderstorm Warning	LSX	Pike	55 min
May 25, 9:59 AM CDT	Severe Thunderstorm Warning	LSX	Franklin, Warren	31 min
May 25, 10:11 AM CDT	Severe Thunderstorm Warning	LSX	Monroe	34 min
May 25, 10:28 AM CDT	Severe Thunderstorm Warning	LSX	Franklin, Saint Charles, Saint Louis	47 min
May 25, 10:28 AM CDT	Severe Thunderstorm Warning	LSX	Jefferson	47 min
May 25, 10:59 AM CDT	Severe Thunderstorm Warning	LSX	Jefferson	31 min
May 25, 11:05 AM CDT	Severe Thunderstorm Warning	LSX	Pike	25 min
May 25, 11:37 AM CDT	Severe Thunderstorm Warning	LSX	Pike, Ralls	38 min
May 25, 12:54 AM CDT	Severe Thunderstorm Warning	LSX	Pike, Scott	36 min
May 25, 1:15 AM CDT	Severe Thunderstorm Warning	LSX	Calhoun, Greene	45 min
May 25, 8:50 AM CDT	Severe Thunderstorm Warning	LSX	Greene	55 min
May 25, 9:52 AM CDT	Severe Thunderstorm Warning	LSX	Greene	38 min
May 25, 2:33 PM CDT	Tornado Warning	LSX	Effingham, Fayette	27 min

Nearby

Severe Thunderstorm Warnings in Illinois, 1989 Every severe thunderstorm warning in 1989

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.