Alert archive / Michigan / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 21, NWS Detroit, MI

June 26, 1989Wayne County, Michigan

NWS Detroit, MI issued this severe thunderstorm warning at Jun 26, 1989, 8:08 PM EDT for Wayne County, Michigan. It was in force for 67 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
Jun 26, 1989, 8:08 PM EDT (00:08 UTC)
Expired
Jun 26, 1989, 9:15 PM EDT
In force
67 min
Issued by
NWS Detroit, MI
Area
Whole counties

County Wayne County, MI

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

TimeReportWhereRemark
Jun 26, 8:15 PM EDTThunderstorm Wind 0Wayne, MI

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

Dayton/James M C, OH (KDAY), launched 00:00Z, 0.1 hours before the alert went out and 277 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-pSkew-T log-p diagram, Dayton/James M C, OH at 00:00Z on 1989-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1871 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Dayton/James M C, OH at 00:00Z on 1989-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
1871 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
1472 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
-12 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KDTW 270008
SVRDTW
MIC163-270115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE DETROIT MI
808 PM EDT MON JUN 26 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 915 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE SOUTHEAST PART OF LOWER MICHIGAN
      WAYNE

AT 800PM EDT STRONG WINDS AND 1/2 INCH HAIL WAS REPORTED AT
8MILE/DEQUINDER IN NORTHERN DETROIT. SOME TREE BRANCHES WERE
ALSO BLOWN DOWN.

AN AREA OF STRONG TO SEVERE STORMS ARE CROSSING NORTHERN WAYNE
COUNBTY FROM THE NORTHVILLE/LIVONIA AREA EAST INTO NORTHERN
DETROIT. THE STORMS WERE MOVING EAST SOUTHEAST AT 30 MPH.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOU PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADWAYS QUICKLY...
AVOID DRIVING INTfO AREAS WHERE WATER COVERS THE ROAD.

 DEEDLER/BAILEY

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 26, 2:27 PM EDT, 5 hours 41 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
225 PM EDT THU JUN 22 1989

...SEVERE THUNDERSTORM WATCH NUMBER 538 ISSUED FOR A LARGE PART OF
LOWER MICHIGAN UNTIL 10 PM EDT...

AT 215 PM EDT...STRONG THUNDERSTORMS WERE RAPIDLY DEVELOPING OVER
SOUTHERN LAKE MICHIGAN AND SOUTHWEST LOWER MICHIGAN. OTHER STRONG
STORMS OVER NORTHERN ILLINOIS AND EASTERN WISCONSIN WERE MOVING
RAPIDLY EAST AT 35 MILES AN HOUR TOWARD LOWER MICHIGAN. THESE STORMS
ARE CAPABLE OF PRODUCING LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL
DOWNPOURS IN MICHIGAN THIS AFTERNOON AND EVENING.

THUS... SEVERE THUNDERSTORM WATCH NUMBER 538 HAS BEEN ISSUED
FOR A LARGE PART OF LOWER MICHIGAN AND ADJACENT WATERS OF LAKE
MICHIGAN AND LAKE HURON UNTIL 10 PM EDT.

THIS WATCH COVERS ESSENTIALLY ALL OF THE LOWER PENINSULA... WITH THE
EXCEPTION OF THE SOUTHEASTERN THIRD. INCLUDED IN THE WATCH ARE THE
CITIES OF KALAMAZOO...LANSING...GRAND RAPIDS...MUSKEGON...
SAGINAW...TRAVERSE CITY...AND ALPENA.

PERSONS IN THESE AREAS SHOULD BE PREPARED TO TAKE COVER SHOULD
THREATENING WEATHER DEVELOP.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND STATEMENTS.

WAGENMAKER
Special weather statement, Jun 26, 3:53 PM EDT, 4 hours 15 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
355 PM EDT THU JUN 22 1989

...SEVERE THUNDERSTORM WATCH NUMBER 538 REMAINS IN EFFECT FOR A
LARGE PART OF LOWER MICHIGAN UNTIL 10 PM EDT...

AT 345 PM EDT...STRONG THUNDERSTORMS WERE MOVING ACROSS CENTRAL
LAKE MICHIGAN AT 40 MILES AN HOUR...AND SHOULD COME ONSHORE IN WESTERN
LOWER MICHIGAN BETWEEN 430 AND 530 PM. SOME OF THESE STORMS MAY
PRODUCE LARGE HAIL...DAMAGING WINDS...AND TORRENTIAL RAINS AS THEY
MOVE INTO LOWER MICHIGAN.

SEVERE THUNDERSTORM WATCH NUMBER 538 REMAINS IN EFFECT UNTIL 10 PM
FOR ESSENTIALLY THE NORTHWEST TWO-THIRDS OF LOWER MICHIGAN.

OTHER STORMS WERE DEVELOPING IN SOUTHERN LOWER MICHIGAN FROM SOUTHj
BEND TO DETROIT. NO SEVERE WEATHER HAS YET BEEN ASSOCIATED WITH THESE
STORMS... BUT THEY WILL BE MONITORED FOR POSSIBLE INTENSIFICATION.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER UPDATES AND STATEMENTS.

WAGENMAKER
Special weather statement, Jun 26, 5:51 PM EDT, 2 hours 17 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
550 PM EDT THU JUN 22 1989

...SEVERE THUNDERSTORM WATCH NUMBER 538 REMAINS IN EFFECT FOR A
LARGE PART OF LOWER MICHIGAN UNTIL 10 PM EDT...

AT 545 PM EDT...THUNDERSTORMS CONTINUED TO INTENSIFY ACROSS SOUTHERN
LOWER MICHIGAN. THE STRONGEST OF THESE STORMS WERE LOCATED ALONG A
BAND FROM NEAR FLINT TO SOUTH BEND INDIANA. MOVEMENT WAS EAST AT
30 MILES AN HOUR.

SOME OF THESE STORM MAY PRODUCE LARGE HAIL...DAMAGING WINDS...AND
HEAVY DOWNPOURS. SEVERE THUNDERSTORM WATCH NUMBER 538 REMAINS IN
EFFECT FOR THE NORTHWEST TWO-THIRDS OF LOWER MICHIGAN UNTIL 10 PM
EDT.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TELEVISION
STATIONS FOR THE LASTEST IN WEATHER INFORMATION.

WAGENMAKER
Special weather statement, Jun 26, 6:03 PM EDT, 2 hours 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FLINT MI
720 PM EDT FRI JUN 23 1989

   ...STRONG THUNDERSTORMS MOVING INTO EAST CENTRAL LOWER MICHIGAN....

AT 530PM EDT WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS
MOVING INTO SOUTHERN SECTIONS OF SHIAWASSEE AND GENESEE COUNTIES.
THE HEAVIEST THUNDERSTORMS WERE LOCATED NEAR THE CITY OF SWARTZ CREEK
SEVEN MILES SOUTHWEST OF FLINT. HEAVY RAIN..SMALL HAIL AND GUSTY WINDS
ARE POSSABLE AS THIS THUNDERSTORM PASSES OVERHEAD.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TV STATION FOR
THE LATEST WEATHER UPDATES.

LEWIS
Special weather statement, Jun 26, 6:41 PM EDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
640 PM EDT THU JUN 22 1989

...SEVERE THUNDERSTORM WATCH NUMBER 543 HAS BEEN ISSUED FOR THE
SOUTHERN THIRD OF LOWER MICHIGAN UNTIL MIDNIGHT EDT...

AT 630 PM EDT...A BAND OF THUNDERSTORMS CONTINUED TO INTENSIFY ACROSS
SOUTHERN LOWER MICHIGAN. THE LOCATION OF THIS BAND WAS FROM PORT HURON
TO NEAR SOUTH BEND INDIANA. THE STORMS WITHIN THIS BAND WERE MOVING
EAST AT 30 MILES AN HOUR... AND MAY PRODUCE LARGE HAIL... DAMAGING
WINDS... AND TORRENTIAL RAINS THIS EVENING.

SEVERE THUNDERSTORM WATCH NUMBER 543 HAS JUST BEEN ISSUED FOR THE
SOUTHERN THIRD OF LOWER MICHIGAN. THE WATCH WILL BE IN EFFECT FROM
645 PM EDT UNTIL MIDNIGHT EDT...AND IS IN EFFECT FOR THOSE AREAS
SOUTH OF A LINE FROM GRAND HAVEN TO 15 MILES NORTH OF PORT HURON.

THIS WATCH REPLACES SEVERE THUNDERSTORM WATCH NUMBER 538 THAT WAS
FORMERLY IN EFFECT FOR THE NORTHWEST TWO-THIRDS OF LOWER MICHIGAN.
NORTHERN CLOWER MICHIGAN AND PARTS OF CENTRAL LOWER MICHIGAN ARE NO
LONGER UNDER A SEVERE THUNDERSTORM WATCH.

PERSONS IN SOUTHERN LOWER MICHIGAN SHOULD STAY TUNED TO NOAA WEATHER
RADIO FOR THE LATEST IN WEATHER INFORMATION.

WAGENMAKER
Special weather statement, Jun 26, 7:25 PM EDT, 43 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FLINT MI
725 PM EDT MON JUN 26 1989

   ...STRONG THUNDERSTORMS MOVING ACROSS SOUTH GENESSEE COUNTY....

AT 7PM EDT 50 MPH WINDS... FREQUENT DANGEROUS CLOUD TO GROUND
LIGHTNING AND SMALL HAIL WAS REPORTED IN THE GRAND BLANC AREA
OF SOUTHERN GENESSEE COUNTY... 5 MILES SOUTH OF FLINT.  OTHER
THUNDERSTORMS CONTINUE TO DEVELOP AND MOVE EAST ACROSS SOUTHERN
LOWER MICHIGAN. A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT
FOR MUCH OF LOWER MICHIGAN UNTIL MIDNIGHT.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TV STATION FOR
THE LATEST WEATHER UPDATES.

JOHNSON

The office that day

Everything else NWS Detroit, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 26, 8:15 PM EDTSevere Thunderstorm WarningDTXGenesee60 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1989Every 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.