Alert archive / Michigan / Severe Thunderstorm Warnings in 1991
Severe Thunderstorm Warning 2, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Mar 27, 1991, 5:29 PM EST for Muskegon County, Newaygo County, Oceana County, Michigan. It was in force for 61 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
- Mar 27, 1991, 5:29 PM EST (22:29 UTC)
- Expired
- Mar 27, 1991, 6:30 PM EST
- In force
- 61 min
- Issued by
- NWS Gaylord, MI
- Area
- Whole counties
Counties Muskegon County, MI, Newaygo County, MI, Oceana County, MI
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 5:46 PM EST | Hail 0.75 | Muskegon, 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
Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.5 hours before the alert went out and 194 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
- 1516 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- -11 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 KMKG 272229
SVRMKG
MIC127-121-123-272330-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MUSKEGON MI
529 PM EST WED MAR 27 1991
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 630 PM EST FOR PEOPLE IN THE FOLLOWING
COUNTIES
IN THE WEST CENTRAL PART OF LOWER MICHIGAN
OCEANA...MUSKEGON...NEWAYGO
AT 525 PM EST A SEVERE THUNDERSTORM WAS LOCATED OVER THE CITY OF
MUSKEGON AND WAS MOVING NORTHEAST AT 50 MPH. THIS THUNDERSTORM
HAS PRODUCED WINDS OF 70 MPH AND HAS UPROOTED TREES.
IF YOU ARE IN THE PATH OF THIS STORM...GO TO A BASEMENT SHELTER IF
AVAILABLE...OTHERWISE GO TO A CENTRAL INTERIOR ROOM ON THE LOWEST
FLOOR. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING.
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 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.
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. REMEMBER...
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCE WARNING SO BE ON THE LOOKOUT.
IMFWhat 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, Mar 27, 1:04 PM EST, 4 hours 25 minutes before
MIZ065-064-066-048-067-068-271900- SPECIAL WEATHER STATEMENT AND SHORT-RANGE WEATHER FORECAST NATIONAL WEATHER SERVICE ALPENA MI 105 PM EST WED MAR 27 1991 ...SHOWERS HAVE ENDED OVER NORTHEAST LOWER MICHIGAN... AT 100 PM...SHOWERS AND THUNDERSTORMS THAT MOVED ACROSS MOST OF NORTHEAST LOWER MICHIGAN THIS MORNING...HAD MOVED TO THE NORTHEAST OR DISSIPATED. ONLY A FEW SHOWERS REMAINED OVER CENTRAL AND NORTH-CENTRAL LAKE HURON. SOME AREAS OF DENSE FOG REMAINED OVER NORTHEAST LOWER MICHIGAN... REDUCING VISIBILITIES TO LESS THAN ONE MILE. TEMPERATURES WERE IN THE LOWER TO MIDDLE 50S...WITH SOUTHEAST TO SOUTH WINDS AT 10 TO 20 MILES AN HOUR. ALTHOUGH SHOWERS AND THUNDERSTORMS HAVE TEMPORARILY ENDED...DEVELOPING SHOWERS AND THUNDERSTORMS OVER SOUTHWEST LOWER MICHIGAN AND SOUTHERN LAKE MICHIGAN...WILL BE MOVING INTO NORTHEAST LOWER MICHIGAN AFTER 2 PM. SOME OF THESE THUNDERSTORMS MAY BE SEVERE. AREAS OF DENSE FOG WILL PERSIST EARLY THIS AFTERNOON...MAINLY NORTH OF ALPENA. TEMPERATURES WILL BE RISING TO AN AFTERNOON HIGH NEAR 60 DEGREES...AS SOUTHEAST TO SOUTH WINDS INCREASE TO 15 TO 25 MILES AN HOUR AFTER 3 PM. IF YOU ARE IN NORTHEAST LOWER MICHIGAN TODAY...BE PREPARED FOR TH1UNDERSTORMS AND AREAS OF DENSE FOG. CAMPBELL
Special weather statement, Mar 27, 4:26 PM EST, 1 hour 3 minutes before
MIZ065-064-066-048-067-068-272230- SPECIAL WEATHER STATEMENT AND SHORT-RANGE WEATHER FORECAST NATIONAL WEATHER SERVICE ALPENA MI 425 PM EST WED MAR 27 1991 ...A TORNADO WATCH IS IN EFFECT FOR MUCH OF NORTHEAST LOWER MICHIGAN UNTIL MIDNIGHT... A TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF LOWER MICHIGAN THIS AFTERNOON. IN NORTHEAST LOWER MICHIGAN...THE FOLLOWING COUNTIES ARE INCLUDED IN THE WATCH: MONTMORENCY...ALPENA...OSCODA...ALCONA... AND IOSCO. AT 420 PM...NATIONAL WEATHER SERVICE RADAR INDICATED SHOWERS AND THUNDERSTORMS DEVELOPING OVER NORTH-CENTRAL LOWER MICHIGAN...AROUND 40 MILES NORTH OF HOUGHTON LAKE...AND OVER EXTREME NORTHWEST LOWER MICHIGAN...NORTH OF TRAVERSE CITY. THESE SHOWERS AND THUNDERSTORMS WERE MOVING RAPIDLY TO THE NORTHEAST AT AROUND 50 MILES AN HOUR...AND WILL BE MOVING OVER LEWISTON AND VIENNA BY 445 PM. SHOWERS AND THUNDERSTORMS WILL BECOME MORE NUMEROUS OVER MOST OF NORTHEAST LOWER MICHIGAN AS THE LATE AFTERNOON AND EARLY EVENING PROGRESSES. IF YOU ARE IN OR NEAR THE WATCH AREA...BE PREPARED FOR THUNDERSTORMS ...SOME POSSIBLY SEVERE...AND THE POTENTIAL FOR TORNADOES. CAMPBELL
Special weather statement, Mar 27, 4:38 PM EST, 51 minutes before
MIC035-039-051-129-137-143-272245- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUGHTON LAKE MI 438 PM EST WED MAR 27 1991 ...TORNADO WATCH IN EFFECT FOR NORTH CENTRAL LOWER MICHIGAN UNTIL MIDNIGHT... A TORNADO WATCH IS IN EFFECT FOR MOST OF THE LOWER PENINSULA OF MICHIGAN...INCLUDING ALL OF NORTH CENTRAL LOWER MICHIGAN...UNTIL MIDNIGHT TONIGHT. COUNTIES INCLUDED IN NORTH CENTRAL LOWER MICHIGAN ARE CLARE...GLADWIN...ROSCOMMON...OGEMAW...CRAWFORD AND OTSEGO. AT 430 PM EST RADAR INDICATED A RAPIDLY DEVELOPING AREA OF THUNDERSTORMS...SOME POSSIBLY PRODUCING STRONG DAMAGING WINDS... HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING. THESE STORMS WERE MOVING TO THE NORTHEAST AT ABOUT 45 MPH. PERSONS IN NORTH CENTRAL LOWER MICHIGAN ARE STRONGLY URGED TO KEEP AN EYE ON WEATHER CONDITIONS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD SEVERE WEATHER DEVELOP FROM THESE STORMS AS THEY PASS OVERHEAD. REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE RIPE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS AND TORNADOS. THESE STORMS ARE DEVELOPING AND MOVING RAPIDLY AND LITTLE OR NO ADVANCE WARNING MAY OCCUR BEFORE A TORNADO FORMS. AGAIN...IF YOU ARE IN THE WATCH AREA BE PREPARED TO MOVE TO A PLACE OF SAFETY IMMEDIATELY SHOULD SEVERE WEATHER THREATEN. KEITH NNNN
Special weather statement, Mar 27, 4:55 PM EST, 34 minutes before
MIZ065-064-066-048-067-068-272300- SPECIAL WEATHER STATEMENT AND SHORT-RANGE WEATHER FORECAST NATIONAL WEATHER SERVICE ALPENA MI 455 PM EST WED MAR 27 1991 ...A TORNADO WATCH IS IN EFFECT FOR MUCH OF NORTHEAST LOWER MICHIGAN UNTIL MIDNIGHT... A TORNADO WATCH HAS BEEN ISSUED FOR MUCH OF LOWER MICHIGAN THIS AFTERNOON AND EVENING. IN NORTHEAST LOWER MICHIGAN...THE FOLLOWING COUNTIES ARE INCLUDED IN THE WATCH: MONTMORENCY...ALPENA...OSCODA... ALCONA AND IOSCO. AT 450 PM...NATIONAL WEATHER SERVICE RADAR INDICATED SHOWERS AND THUNDERSTORMS DEVELOPING OVER WEST-CENTRAL LOWER MICHIGAN...JUST SOUTH OF TRAVERSE CITY. OTHER SHOWERS AND THUNDERSTORMS WERE OVER EXTREME NORTHERN AND NORTHWEST LOWER MICHIGAN FROM HILLMAN...20 MILES WEST OF ALPENA...WEST TO NEAR PETOSKEY. THE SHOWERS AND THUNDERSTORMS WERE MOVING TO THE NORTHEAST AROUND 45 MILES AN HOUR. SHOWERS AND THUNDERSTORMS WILL BE MOVING OVER ROGERS CITY AND MILLERSBURG BY 515 PM. A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF TORNADOES AND SEVERE THUNDERSTORMS. IF YOU ARE IN OR NEAR THE WATCH AREA...PREPARE YOURSELF FOR POSSIBLE TORNADOES...AND SEVERE THUNDERSTORMS WITH LARGE HAIL. CAMPBELL
Special weather statement, Mar 27, 4:57 PM EST, 32 minutes before
MIC035-039-051-129-137-143-272245- SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER FORECAST...COR TO NATIONAL WEATHER SERVICE HOUGHTON LAKE MI HEADER... 438 PM EST WED MAR 27 1991 ...TORNADO WATCH IN EFFECT FOR NORTH CENTRAL LOWER MICHIGAN UNTIL MIDNIGHT... A TORNADO WATCH IS IN EFFECT FOR MOST OF THE LOWER PENINSULA OF MICHIGAN...INCLUDING ALL OF NORTH CENTRAL LOWER MICHIGAN...UNTIL MIDNIGHT TONIGHT. COUNTIES INCLUDED IN NORTH CENTRAL LOWER MICHIGAN ARE CLARE...GLADWIN...ROSCOMMON...OGEMAW...CRAWFORD AND OTSEGO. AT 430 PM EST RADAR INDICATED A RAPIDLY DEVELOPING AREA OF THUNDERSTORMS...SOME POSSIBLY PRODUCING STRONG DAMAGING WINDS... HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING. THESE STORMS WERE MOVING TO THE NORTHEAST AT ABOUT 45 MPH. PERSONS IN NORTH CENTRAL LOWER MICHIGAN ARE STRONGLY URGED TO KEEP AN EYE ON WEATHER CONDITIONS AND BE PREPARED TO MOVE TO A PLACE OF SAFETY SHOULD SEVERE WEATHER DEVELOP FROM THESE STORMS AS THEY PASS OVERHEAD. REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE RIPE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS AND TORNADOS. THESE STORMS ARE DEVELOPING AND MOVING RAPIDLY AND LITTLE OR NO ADVANCE WARNING MAY OCCUR BEFORE A TORNADO FORMS. AGAIN...IF YOU ARE IN THE WATCH AREA BE PREPARED TO MOVE TO A PLACE OF SAFETY IMMEDIATELY SHOULD SEVERE WEATHER THREATEN. KEITH NNNN
Special weather statement, Mar 27, 5:29 PM EST, 0 minutes before
MIZ065-064-066-048-067-068-280000- SPECIAL WEATHER STATEMENT AND SHORT-RANGE WEATHER FORECAST NATIONAL WEATHER SERVICE ALPENA MI 530 PM EST WED MAR 27 1991 ...A TORNADO WATCH IS IN EFFECT FOR MUCH OF NORTHEAST LOWER MICHIGAN UNTIL MIDNIGHT... A TORNADO WATCH CONTINUES IN EFFECT FOR MUCH OF LOWER MICHIGAN THIS EVENING. IN NORTHEAST LOWER MICHIGAN...THE FOLLOWING COUNTIES ARE INCLUDED IN THE WATCH: MONTMORENCY...ALPENA...OSCODA...ALCONA...AND IOSCO. AT 520 PM...NATIONAL WEATHER SERVICE RADAR INDICATED STRONG THUNDERSTORMS RAPIDLY DEVELOPING OVER WEST-CENTRAL LOWER MICHIGAN... SOUTH FROM PETOSKEY...TO NEAR TRAVERSE CITY. ANOTHER STRONG THUNDERSTORM WAS OVER EXTREME NORTHERN LOWER MICHIGAN...JUST SOUTH OF CHEBOYGAN. THESE THUNDERSTORMS WERE MOVING TO THE NORTHEAST AT AROUND 50 MILES AN HOUR. OTHER SCATTERED SHOWERS AND THUNDERSTORMS WERE MOVING INTO NORTHEAST LOWER MICHIGAN FROM THE SOUTH. THESE THUNDERSTORMS WERE LOCATED NEAR HALE...AROUND 50 MILES SOUTH OF ALPENA...AND NEAR ROSE CITY...30 MILES EAST OF HOUGHTON LAKE. THESE SHOWERS AND THUNDERSTORMS WERE ALSO MOVING TO THE NORTHEAST AT 50 MILES AN HOUR...AND WILL BE MOVING OVER MIO...GLENNIE...AND GREENBUSH...BY 6 P2M. A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR THE DEVELOPMENT OF TORNADOES AND SEVERE THUNDERSTORMS. IF YOU ARE IN OR NEAR THE WATCH AREA...PREPARE YOURSELF FOR POSSIBLE TORNADOES...AND SEVERE THUNDERSTORMS WITH LARGE HAIL. CAMPBELL
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 4:53 PM EST | Severe Thunderstorm Warning | APX | Benzie, Grand Traverse, Manistee | 67 min |
| Mar 27, 6:08 PM EST | Tornado Warning | APX | Newaygo | 67 min |
| Mar 27, 6:40 PM EST | Tornado Warning | APX | Missaukee, Osceola, Wexford | 65 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1991Every severe thunderstorm warning in 1991
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.