Alert archive / Michigan / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 3, NWS Detroit, MI
NWS Detroit, MI issued this severe thunderstorm warning at Jun 2, 1990, 11:22 PM EDT for Monroe County, Michigan. It was in force for 53 min.
The area
The counties it named.
The facts
- Issued
- Jun 2, 1990, 11:22 PM EDT (03:22 UTC)
- Expired
- Jun 3, 1990, 12:15 AM EDT
- In force
- 53 min
- Issued by
- NWS Detroit, MI
- Area
- Whole counties
County Monroe County, MI
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Detroit, MI (KFNT), launched 00:00Z, 3.4 hours before the alert went out and 89 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
- 166 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 610 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 226 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KDTW 030322
SVRDTW
MIC115-030415-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DETROIT MI
1122 PM EDT SAT JUN 2 1990
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 1215 AM EDT FOR PEOPLE IN THE FOLLOWING
COUNTY
IN THE SOUTHEAST PART OF LOWER MICHIGAN
MONROE
AR 1115 PM EDT THUNDERSTORMS WAS MOVING ACROSS LENAWEE COUNTY.
REPORTS OF LARGE TREES AND POWER LINES DOWN HAVE BEEN DOWNED WITH
THIS STORM. LARGE HAIL IS ALSO POSSBLE WITH THIS STORM.
THIS STORM WILL BE MOVING INTO WAYNE COUNTY.
IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER FROM THE WEATHER IN A
STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE FOR
DAMAGING WINDS...LARGE HAIL...AND DEADLY) LIGHTNING. PEOPLE OUTSIDE
SHOULD MOVE TO SHELTER...PREFERABLY INSIDE A STRONG BUILDING. ONCE
INSIDE...STAY AWAY FROM WINDOWS.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 2, 6:35 PM EDT, 4 hours 47 minutes before
MIZALL-030000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANN ARBOR MI 635 PM EDT SAT JUN 2 1990 A TORNADO WATCH IS IN EFFECT FOR MOST OF WESTERN LOWER MICHIGAN UNTIL MIDNIGHT EDT. AN AREA OF THUNDERSTORMS WITH HEAVY RAIN WAS OVER NORTHERN LAKE MICHIGAN AT 600 PM. OTHER THUNDERSTORMS WERE OVER CENTRAL WISCONSIN AND EASTERN ILLINOIS. THESE STORMS WERE MOVING NORTHEAST AT 50 MPH. THESE STORMS COULD DEVELOP INTO TORNADOES OR SEVERE THUNDERSTORMS. THIS IS A DANGEROUS WEATHER SITUATION FOR MICHIGAN. PLEASE STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER UPDATES AND STATEMENTS. WH
Special weather statement, Jun 2, 8:57 PM EDT, 2 hours 25 minutes before
MIZ011-012-013-014-022330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FLINT, MI 900 PM EDT SAT JUN 02 1990 ...THUNDERSTORMS APPROACHING EAST-CENTRAL MICHIGAN... AS OF 850 PM EDT THERE WERE NO THUNDERSTORMS IN EAST CENTRAL MICHIGAN HOWEVER THUNDERSTOMS WITH HEAVY RAIN... DANGEROUS LIGHTNING AND STRONG GUSTY WINDS WERE OVER SOUTHWEST MICHIGAN... AND THE AREA FROM WEST OF HILLSDALE MICHIGAN TO EAST OF HILLSDALE MICHIGAN TO SOUTH OF LANSING MICHIGAN. THE STORMS WERE MOVING NORTHEAST TOWARD EAST CENTRAL MICHIGAN AT 40 MPH. PEOPLE IN EAST CENTRAL MICHIGAN SHOULD REAMAIN ALERT TO THE POSSIBILITY OF LOCALLY SEVERE STORMS DEVELOPING LATER THIS EVENING AND STAY TUNED TO NATIONAL WEATHERN SERVICE RADIO FOR FURTHER STATEMENTS... WATCHES OR WARNINGS. JOHNSON
Special weather statement, Jun 2, 9:55 PM EDT, 1 hour 27 minutes before
MIZ011-012-013-014-030300-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FLINT, MI
950 PM EDT SAT JUN 02 1990
...A TORNADO WATCH CONTINUES IN EFFECT FOR EAST CENTRAL MICHIGAN
UNTIL 2 AM EDT...
AT 945 PM EDT RADAR INDICATED AN AREA OF THUNDERSTORMS OVER CENTRAL
LOWER MICHIGAN FROM 40 MILES NORTHWEST OF LANSING TO 10 MILES EAST OF
LANSING... THEN SOUTHWARD INTO EXTREME EASTERN INDIANA. THESE STORMS
WERE MOVING TO THE NORTHEAST AT 35 TO 40 MPH AND WILL BE MOVING INTO
SHIAWASSEE... SAGINAW AND MIDLAND COUNTIES DURING THE NEXT HOUR.
MANY OF THESE STORMS CAN BE EXPECTED TO PRODUCE HEAVY DOWNPOURS...
GUSTY WINDS... HAIL... DANGEROUS LIGHTNING AND POSSIBLE TORNADOES.
PEOPLE IN EAST CENTRAL MICHIGAN SHOULD REAMAIN ALERT FOR THE
DEVELOPMENT OF SEVERE WEATHER AS THESE STORMS PASS AND BE PREPARED TO
TAKE SHELTER QUICKLY. STAY TUNED TO NATIONAL WEATHER SERVICE RADIO OR
LOCAL RADIO AND TELEVISION FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.
FRUEHAUFSpecial weather statement, Jun 2, 10:11 PM EDT, 1 hour 11 minutes before
MIZALL-030300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ANN ARBOR MI 1010 PM EDT SAT JUN 2 1990 TORNADO WATCH NUMBER 379 IN NO LONGER IN EFFECT FOR THE FOLLOWING COUNTIES.... ALLEGAN BARRY VAN BUREN KALAMAZOO CALHOUN BERRIEN CASS ST JOSEPH BRANCH THE STRONG THUNDERSTORMS HAVE MOVED TO THE EAST AND THE THREAT OF SEVERE THUNDERSTORMS AND TONADOES HAS ENDED. KEYES
Special weather statement, Jun 2, 10:37 PM EDT, 45 minutes before
MIZ011-012-013-014-030400-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FLINT, MI
1030 PM EDT SAT JUN 02 1990
...A TORNADO WATCH CONTINUES IN EFFECT FOR EAST CENTRAL MICHIGAN
UNTIL 2 AM EDT...
AT 1020 PM EDT RADAR INDICATED AN AREA OF THUNDERSTORMS MOVING ACROSS
EAST-CENTRAL MICHIGAN... FROM SOUTHERN MIDLAND COUNTY ACROSS WESTERN
SAGINAW COUNTY AND EXTREME EASTERN SHIAWASSEE COUNTY... THEN SOUTHWARD
TO THE STATE LINE. THESE STORMS WERE MOVING TO THE NORTHEAST AT AROUND
40 MPH AND WILL MOVE INTO SOUTHERN BAYCOUNTY... WESTERN TUSCOLA COUNTY
AND ACROSS GENESEE COUNTY DURING THE NEXT HOUR.
THE STRONGEST STORMS WERE LOCATED OVER EASTERN SHIAWASSEE COUNTY AND
EXTENDED SOUTHWARD INTO LIVINGSTON COUNTY. A SKYWARN SPOTTER IN THE
BANCROFT AREA...23 MILES SOUTHWEST OF FLINT...REPORTED A BRIEF
TORRENTIAL DOWNPOUR WITH EXTENSIVE LIGHTNING AND ESTIMATED WIND GUSTS
TO 50 MPH.
THE HEAVIEST STORMS CAN BE EXPECTED TO CROSS THE SOUTHERN HALF OF
GENESEE COUNTY DURING THE NEXT HOUR. PEOPLE IN THIS AREA AND THROUGH-
OUT EAST CENTRAL MICHIGAN SHOULD BE ALERT FOR THE DEVELOPMENT OF
DAMAGING WINDS AND HAIL AND POSSIBLE TORNADOES AS THESE STORMS PASS
AND BE PREPARED TO SEEK SHELTER QUICKLY. STAY TUNED TO NATIONAL
WESTHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE WARNINGS.
FRUEHAUFSpecial weather statement, Jun 2, 11:01 PM EDT, 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DETROIT MI 1048 PM EDT SAT JUN 3 1990 ...TORNADO WATCH IN EFFECT UNTIL 2 AM EDT... THUNDERSTORMS WITH SMALL HAIL...GUSTY WINDS...DANGEROUS LIGHTNING AND HEAVY RAIN CONTINUED MOVING ACROSS SOUTHERN MICHIGAN. THESE STORMS WERE MOVING NORTHEAST AROUND 40 MILE AN HOUR. THE CITY OF ADRIAN IN LENAWEE COUNTY REPORTED TREE BRANCHES AND POWER LINES DOWN. ALSO NEAR DEXTER IN WASHENAW COUNTY REPORTS OF TREES AND POWER LINES DOWN. THESE STORMS WILL CONTINUE TO RUMBLE ACROSS SOUTHEAST MICHIGAN TONIGHT.
Nearby
Severe Thunderstorm Warnings in Michigan, 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; the sounding from the Mesonet's radiosonde archive.