Alert archive / Michigan / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 2, NWS Detroit, MI

January 25, 1990Macomb County, Oakland County, Michigan

NWS Detroit, MI issued this severe thunderstorm warning at Jan 25, 1990, 1:19 PM EST for Macomb County, Oakland County, Michigan. It was in force for 41 min. 4 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
Jan 25, 1990, 1:19 PM EST (18:19 UTC)
Expired
Jan 25, 1990, 2:00 PM EST
In force
41 min
Issued by
NWS Detroit, MI
Area
Whole counties

Counties Macomb County, MI, Oakland 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
Jan 25, 1:35 PM ESTThunderstorm Wind 55Oakland, MI
Jan 25, 1:57 PM ESTThunderstorm Wind 0Oakland, MI
Jan 25, 1:58 PM ESTThunderstorm Wind 0Macomb, MI
Jan 25, 1:58 PM ESTThunderstorm Wind 0Macomb, 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

Detroit, MI (KFNT), launched 12:00Z, 6.3 hours before the alert went out and 24 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, Detroit, MI at 12:00Z on 1990-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Detroit, MI at 12:00Z on 1990-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 283 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
934 m above ground
0-6 km bulk shear
72 kt
0-1 km storm-relative helicity
283 m²/s²
0-3 km storm-relative helicity
472 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 251819
SVRDTW
MIC125-099-251900-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM AND SPECIAL MARINE WARNING 
NATIONAL WEATHER SERVICE DETROIT MI
119 PM EST THU JAN 25 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
AND SPECIAL MARINE WARNING EFFECTIVE UNTIL 200 PM EST FOR 
PEOPLE IN THE FOLLOWING COUNTIES

   IN THE SOUTHEAST PART OF LOWER MICHIGAN
      SOUTHEAST OAKLAND...MACOMB

...THIS WARNING ALSO INCLUDES THE ADJACENT COASTAL WATERS FOR THE
COUNTIES JUST MENTIONED

AT 115PM EST A LINE OF SEVERE THUNDERSTORMS WAS MOVING OVER WAYNE
COUNTY. THIS LINE WAS MOVING TO THE NORTHEAST AT 50 MILES AN
HOUR.  WIND GUSTS TO 56 MILES AN HOUR WERE REPORTED AT DETROIT
METROPOLITAN AIRPORT AT 117PM.

WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND NEAR WINDOWS.  DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED.  MOTORISTS
SHOULD AVOID LOW WATER CROSSINGS.

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 FLOOgD ROADWAYS QUICKLY...
AVOID DRIVING INTO AREAS WHERE WATER COVERS THE ROAD.

 WATTS

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, Jan 25, 7:27 AM EST, 5 hours 52 minutes before
MIZALL-251400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
725 AM EST THU JAN 25 1990

...WINTER STORM WARNING NORTHERN LOWER TODAY AND EARLY TONIGHT AND A
WEATHER ADVISORY CENTRAL...

A WINTER STORM WARNING CONTINUES IN EFFECT FOR A LARGE PORTION OF
NORTHERN LOWER MICHIGAN. AT 700 AM EST LIGHT TO MODERATE SNOW WAS FALLING
OVER NORTHERN AND CENTRAL LOWER MICHIGAN FROM JUST SOUTHWEST OF ALPENA
TO PENTWATER...IN NORTHERN OCEANA COUNTY. HOUGHTON LAKE REPORTED
MODERATE SNOW AT 700 AM WITH A VISIBILITY OF ONE HALF MILE. UP TO 10
INCHES OF SNOW CAN BE EXPECTED IN THE WARNING AREA BFORE THE SNOW
DECREASES TO FLURRIES THIS EVENING.

AT 700 AM EST RAIN COVERED A LARGE PART OF SOUTHERN LOWER MICHIGAN.
THIS RAIN IS FORECAST TO CHANGE TO SNOW OVER ALL BUT SOUTHEAST
LOWER MICHIGAN THIS AFTERNOON. UP TO 5 INCHES OF SNOW CAN BE
EXPECTED ACROSS CENTRAL LOWER MICHIGAN FROM NEAR MUSKEGON TO
MOUNT PLEASANT AND THEN TO BAY CITY.

A LOW PRESSURE CENTER LOCATED NEAR PEORIA IL WILL MOVE TO THE NORTHEAST
THIS MORNING AND PASS OVER SOUTHEAST LOWER MICHIGAN THIS AFTERNOON.

PERSONS TRAVELLING IN THE WARNING AREA SHOULD BE PREPARED TO
ENCOUNTER HAZARDOUS DRIVING CONDITIONS. ROADS WILL BECOME SNOW
COVERED AND SLIPPERY AS THE DAY PROGRESSES.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER UPDATES AND
STATEMENTS ON THIS WINTER STORM.

KEYES
Special weather statement, Jan 25, 9:36 AM EST, 3 hours 43 minutes before
MIZALL-251600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
925 AM EST THU JAN 25 1990

...WINTER STORM WARNING NORTHERN LOWER TODAY AND EARLY TONIGHT AND A
WEATHER ADVISORY CENTRAL...

A WINTER STORM WARNING CONTINUES IN EFFECT FOR A LARGE PORTION OF
NORTHERN LOWER MICHIGAN. AT 900 AM EST LIGHT TO MODERATE SNOW WAS FALLING
OVER NORTHERN AND CENTRAL LOWER MICHIGAN FROM JUST SOUTHWEST OF ALPENA
TO PENTWATER...IN NORTHERN OCEANA COUNTY. HOUGHTON LAKE REPORTED
MODERATE SNOW AT 920 AM WITH A VISIBILITY OF ONE HALF MILE. UP TO 10
INCHES OF SNOW CAN BE EXPECTED IN THE WARNING AREA BFORE THE SNOW
DECREASES TO FLURRIES THIS EVENING.

AT 900 AM EST RAIN COVERED A LARGE PART OF SOUTHERN LOWER MICHIGAN.
THIS RAIN IS FORECAST TO CHANGE TO SNOW OVER ALL BUT SOUTHEAST
LOWER MICHIGAN THIS AFTERNOON. UP TO 5 INCHES OF SNOW CAN BE
EXPECTED ACROSS CENTRAL LOWER MICHIGAN FROM NEAR MUSKEGON TO
MOUNT PLEASANT AND THEN TO BAY CITY.

A LOW PRESSURE CENTER LOCATED OVER NORTHWEST INDIANA WILL MOVE THE
NORTHEAST AND PASS OVER EAST CENTRAL LOWER MICHIGAN THIS AFTERNOON.

PERSONS TRAVELLING IN NORTH LOWER MICHIGIGAN SHOULD BE PREPARED TO
ENCOUNTER HAZARDOUS DRIVING CONDITIONS. 7ROADS WILL BE SNOW
COVERED AND SLIPPERY.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER UPDATES AND
STATEMENTS ON THIS WINTER STORM.
Special weather statement, Jan 25, 10:38 AM EST, 2 hours 41 minutes before
MIZALL-251700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
1035 AM EST THU JAN 25 1990

...WINTER STORM WARNING NORTHERN LOWER TODAY AND EARLY TONIGHT AND A
WEATHER ADVISORY CENTRAL...

MODERATE TO HEAVY SNOW CONTINUES OVER NORTH LOWER MICHIGAN AT
10 AM. THE HEAVIEST SNOW BAND RUNS FROM MANISTEE...ON LAKE MICHIGAN...
TO HOUGHTON LAKE OVER NORTH CENTRAL LOWER MICHIGAN. 1 TO 3 INCHES OF
NEW SNOW HAVE FALLEN SINCE SNOW BEGAN THIS MORNING. TOTAL SNOW
ACCUMULATION OF 5 TO 10 INCHES WITH THIS STORM IS EXPECTED.

AT 1000 AM EST RAIN COVERED A LARGE PART OF SOUTHERN LOWER MICHIGAN.
THIS RAIN IS FORECAST TO CHANGE TO SNOW OVER ALL BUT SOUTHEAST
LOWER MICHIGAN THIS AFTERNOON. UP TO 5 INCHES OF SNOW CAN BE
EXPECTED ACROSS CENTRAL LOWER MICHIGAN FROM NEAR MUSKEGON TO
MOUNT PLEASANT AND THEN TO BAY CITY.

A LOW PRESSURE CENTER LOCATED OVER SOUTHWEST LOWER MICHGAN WILL MOVE
NORTHEAST AND PASS OVER EAST CENTRAL LOWER MICHIGAN THIS AFTERNOON.

PERSONS TRAVELLING IN NORTH LOWER MICHIGIGAN SHOULD BE PREPARED TO
ENCOUNTER HAZARDOUS DRIVING CONDITIONS. ROADS WILL BE SNOW
COVERED AND SLIPPERY.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER UPDATES AND
STATEsMENTS ON THIS WINTER STORM.
Special weather statement, Jan 25, 11:46 AM EST, 1 hour 33 minutes before
MIZALL-251700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
1135 AM EST THU JAN 25 1990

...WINTER STORM WARNING NORTHERN LOWER AND EASTERN UPPER PENINSULA
THIS AFTERNOON AND EARLY TONIGHT. A WEATHER ADVISORY CONTINUED CENTRAL...

SNOW CONTINUED TO FALL...HEAVLY AT TIMES FROM JUST SOUTH OF ALPENA...
TO JUST SOUTH OF HOUGHTON LAKE TO JUST NORTH OF MUSKEGON. HARRISON IN
CLAIR COUNTY HAD 5 INCHES OF SNOW AS OF 1100 AM...BUT THE SNOW HAS
CHANGED TO FREEZING RAIN THERE. THE RAIN TO SNOW LINE IS MOVING SLOWLY
NORTH BUT BY MID AFTERNOON SHOULD MOVE RAPIDLY SOUTH AGAIN AS THE CENTER
OF THE STORM CROSSES JUST NORTH OF LANSING.

A LINE OF STRONG THUNDERSTORMS CONTINUES TO DEVELOP FROM CENTRAL
MICHIGAN...NEAR HOUGHTON LAKE SOUTH TO NEAR JACKSON...THEN SOUTH INTO
WESTERN OHIO. THIS LINE OF THUNERSTORMS WILL BE EAST OF DETROIT BY
200 PM.
PERSONS TRAVELLING IN NORTH LOWER MICHIGIGAN SHOULD BE PREPARED TO
ENCOUNTER HAZARDOUS DRIVING CONDITIONS. ROADS WILL BE SNOW
COVERED AND SLIPPERY.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER UPDATES AND
STATEMENTS ON THIS WINTER STORM.

WDM
Special weather statement, Jan 25, 11:48 AM EST, 1 hour 31 minutes before
MIZALL-251700-

SPECIAL WEATHER STATEMENT...CORRECTION TO TIME AND SPACING...
NATIONAL WEATHER SERVICE ANN ARBOR MI
1148 AM EST THU JAN 25 1990

...WINTER STORM WARNING NORTHERN LOWER AND EASTERN UPPER PENINSULA
THIS AFTERNOON AND EARLY TONIGHT. A WEATHER ADVISORY CONTINUED CENTRAL...

SNOW CONTINUED TO FALL...HEAVLY AT TIMES FROM JUST SOUTH OF ALPENA...
TO JUST SOUTH OF HOUGHTON LAKE TO JUST NORTH OF MUSKEGON. HARRISON IN
CLAIR COUNTY HAD 5 INCHES OF SNOW AS OF 1100 AM...BUT THE SNOW HAS
CHANGED TO FREEZING RAIN THERE. THE RAIN TO SNOW LINE IS MOVING SLOWLY
NORTH BUT BY MID AFTERNOON SHOULD MOVE RAPIDLY SOUTH AGAIN AS THE CENTER
OF THE STORM CROSSES JUST NORTH OF LANSING.

A LINE OF STRONG THUNDERSTORMS CONTINUES TO DEVELOP FROM CENTRAL
MICHIGAN...NEAR HOUGHTON LAKE SOUTH TO NEAR JACKSON...THEN SOUTH INTO
WESTERN OHIO. THIS LINE OF THUNERSTORMS WILL BE EAST OF DETROIT BY
200 PM.

PERSONS TRAVELLING IN NORTHERN LOWER MICHIGAN SHOULD BE PREPARED TO
ENCOUNTER HAZARDOUS DRIVING CONDITIONS. ROADS WILL BE SNOW COVERED
AND SLIPPERY.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER UPDATES AND
STATEMENTS ON THIS WINTER STORM.

WDM
Special weather statement, Jan 25, 12:39 PM EST, 40 minutes before
MIZALL-251700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ANN ARBOR MI
1230 PM EST THU JAN 25 1990

...WINTER STORM WARNING NORTHERN LOWER AND EASTERN UPPER PENINSULA
THIS AFTERNOON AND EARLY TONIGHT. A WEATHER ADVISORY CONTINUED FOR
THE CENTRAL LOWER PENINSULA FOR THIS AFTERNOON AND EARLY TONIGHT...

SNOW...HEAVY AT TIMES CONTINUES TO FALL ACROSS THE NORTHERN AREAS OF
THE LOWER PENINSULA AND THE EASTERN UPPER PENINSULA. IN ADDITION TO
THE SNOW...SOME FREEZING RAIN IS POSSIBLE ACROSS AREAS OF NORTHWEST
LOWER MICHIGAN. AT NOON...REPORTS FROM CADILLAC IN NORTHWEST LOWER
MICHIGAN HAD 6 TO 8 INCHES OF NEW SNOW AND VERY HAZARDOUS ROAD
CONDITIONS.

PERSONS TRAVELLING IN NORTHERN LOWER M6ICHIGAN SHOULD BE PREPARED TO
ENCOUNTER HAZARDOUS DRIVING CONDITIONS. ROADS WILL BE SNOW COVERED
AND SLIPPERY.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR FURTHER UPDATES AND
STATEMENTS ON THIS WINTER STORM.

TFF

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 25, 12:50 PM ESTSevere Thunderstorm WarningDTXLenawee, Monroe, Washtenaw25 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.