Alert archive / Michigan / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 84, NWS Gaylord, MI
NWS Gaylord, MI issued this severe thunderstorm warning at Jun 24, 1998, 10:23 PM EDT for Cheboygan County, Michigan. It was in force for 62 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 24, 1998, 10:23 PM EDT (02:23 UTC)
- Expired
- Jun 24, 1998, 11:25 PM EDT
- In force
- 62 min
- Issued by
- NWS Gaylord, MI
- Area
- Whole counties
County Cheboygan County, MI
The nearest sounding before it
Alpena, MI (KAPX), launched 00:00Z, 2.4 hours before the alert went out and 170 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
- 1646 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 985 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 241 m²/s²
- 0-3 km storm-relative helicity
- 340 m²/s²
- Significant tornado parameter
- 3.7
- Supercell composite
- 15.6
The text
As transmitted, in the capitals the NWS used until 2016.
239 WUUS1 KAPN 250225 RRA SVRAPN MIC031-MIZ538-250325- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GAYLORD MI 1023 PM EDT WED JUN 24 1998 THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CHEBOYGAN COUNTY INCLUDING ADJACENT COASTAL WATERS IN NORTHEASTERN LOWER MICHIGAN * UNTIL 1125 PM EDT * AT 1022 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 18 MILES SOUTHWEST OF CHEBOYGAN OR IN THE VICINITY OF BURT LAKE MOVING NORTHEAST AT 25 MPH. * THE SEVERE THUNDERSTORMS WILL REACH... TOPINABEE BY 1041 PM EDT MULLET LAKE BY 1056 PM EDT ALOHA BY 1100 PM EDT A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. SEVERE THUNDERSTORMS OCCASIONALLY PRODUCE TORNADOES...AND CAN DO SO RATHER QUICKLY. MOVE INTO AN INTERIOR ROOM ON THE LOWEST FLOOR. HIRSCH
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 24, 9:00 PM EDT, 1 hour 23 minutes before
MIZ025>036-041-042-250300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 900 PM EDT WED JUN 24 1998 ...SEVERE THUNDERSTORM WATCH 653 HAS BEEN ALLOWED TO EXPIRE FOR ALL OF NORTHERN LOWER MICHIGAN... THE THUNDERSTORMS WHICH PROMPTED THE SEVERE THUNDERSTORM WATCH FOR MUCH OF NORTHERN LOWER MICHIGAN HAVE MOVED EAST OF THE REGION AND/OR WEAKENED. AS A RESULT... THE SEVERE THUNDERSTORM WATCH FOR NORTHERN LOWER MICHIGAN HAS BEEN ALLOWED TO EXPIRE. THE WATCH IS NO LONGER IN EFFECT FOR THE COMMUNITIES OF TRAVERSE CITY... HOUGHTON LAKE...TAWAS CITY... STANDISH... AND GLADWIN. WARM AND MOIST AIR ACROSS THE REGION WILL COMBINE WITH A WARM FRONT LIFTING NORTHWARD WILL TRIGGER ADDITIONAL SCATTERED STORMS ACROSS NORTHERN LOWER MICHIGAN OVERNIGHT. SOME MAY POSSIBLY BECOME SEVERE... SO BE READY TO MOVE QUICKLY TO SHELTER IF THREATENING WEATHER APPROACHES YOUR AREA... OR A WARNING IS ISSUED. STAY TUNED TO THE STATION... OR NA\TIONAL WEATHER SERVICE WEATHER RADIO... FOR THE LATEST WEATHER INFORMATION. SMITH/CAMPBELL
Special weather statement, Jun 24, 9:09 PM EDT, 1 hour 14 minutes before
MIZ025>036-041-042-250130- SPECIAL WEATHER STATEMENT...COR FOR TYPOS... NATIONAL WEATHER SERVICE GAYLORD MI 909 PM EDT WED JUN 24 1998 ...SEVERE THUNDERSTORM WATCH 653 HAS BEEN ALLOWED TO EXPIRE FOR ALL OF NORTHERN LOWER MICHIGAN... THE THUNDERSTORMS WHICH PROMPTED THE SEVERE THUNDERSTORM WATCH FOR MUCH OF NORTHERN LOWER MICHIGAN HAVE MOVED EAST OF THE REGION AND/OR WEAKENED. AS A RESULT... THE SEVERE THUNDERSTORM WATCH FOR NORTHERN LOWER MICHIGAN HAS BEEN ALLOWED TO EXPIRE. THE WATCH IS NO LONGER IN EFFECT FOR THE COMMUNITIES OF TRAVERSE CITY... HOUGHTON LAKE...TAWAS CITY... STANDISH... AND GLADWIN. WARM AND MOIST AIR ACROSS THE REGION WILL COMBINE WITH A WARM FRONT LIFTING NORTHWARD TO TRIGGER ADDITIONAL SCATTERED STORMS ACROSS NORTHERN LOWER MICHIGAN OVERNIGHT. SOME OF THESE STORMS MAY POSSIBLY BECOME SEVERE...SO BE READY TO MOVE QUICKLY TO SHELTER IF THREATENING WEATHER APPROACHES YOUR AREA OVERNIGHT. STAY TUNED TO THI~S STATION... OR NATIONAL WEATHER SERVICE WEATHER RADIO... FOR THE LATEST WEATHER INFORMATION. SMITH/CAMPBELL/HIRSCH
Special weather statement, Jun 24, 9:09 PM EDT, 1 hour 14 minutes before
MIZ025>036-041-042-250130- SPECIAL WEATHER STATEMENT...COR FOR TYPOS... NATIONAL WEATHER SERVICE GAYLORD MI 909 PM EDT WED JUN 24 1998 ...SEVERE THUNDERSTORM WATCH 653 HAS BEEN ALLOWED TO EXPIRE FOR ALL OF NORTHERN LOWER MICHIGAN... THE THUNDERSTORMS WHICH PROMPTED THE SEVERE THUNDERSTORM WATCH FOR MUCH OF NORTHERN LOWER MICHIGAN HAVE MOVED EAST OF THE REGION AND/OR WEAKENED. AS A RESULT... THE SEVERE THUNDERSTORM WATCH FOR NORTHERN LOWER MICHIGAN HAS BEEN ALLOWED TO EXPIRE. THE WATCH IS NO LONGER IN EFFECT FOR THE COMMUNITIES OF TRAVERSE CITY... HOUGHTON LAKE...TAWAS CITY... STANDISH... AND GLADWIN. WARM AND MOIST AIR ACROSS THE REGION WILL COMBINE WITH A WARM FRONT LIFTING NORTHWARD TO TRIGGER ADDITIONAL SCATTERED STORMS ACROSS NORTHERN LOWER MICHIGAN OVERNIGHT. SOME OF THESE STORMS MAY POSSIBLY BECOME SEVERE...SO BE READY TO MOVE QUICKLY TO SHELTER IF THREATENING WEATHER APPROACHES YOUR AREA OVERNIGHT. STAY TUNED TO THI~S STATION... OR NATIONAL WEATHER SERVICE WEATHER RADIO... FOR THE LATEST WEATHER INFORMATION. SMITH/CAMPBELL/HIRSCH
Special weather statement, Jun 24, 10:07 PM EDT, 16 minutes before
MIZ008-015>036-041-042-252330- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE GAYLORD MI 1007 PM EDT WED JUN 24 1998 ...SEVERE WEATHER POTENTIAL STATEMENT FOR NORTHERN LOWER AND EASTERN UPPER MICHIGAN... DISPATCHERS PLEASE NOTIFY YOUR EMERGENCY MANAGERS IMMEDIATELY. THESE STORMS MAY BE CAPABLE OF PRODUCING WIND GUSTS TO 30 MPH... PEA SIZED HAIL AND BRIEF HEAVY DOWNPOURS. AGAIN... NONE OF THESE STORMS ARE EXPECTED TO BECOME SEVERE. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL CABLE OR RADIO STATION FOR THE LATEST WEATHER INFORMATION CONCERNING THE THREAT OF SEVERE WEATHER IN NORTHERN LOWER MICHIGAN OR EASTERN UPPER MICHIGAN.
Special weather statement, Jun 24, 10:16 PM EDT, 7 minutes before
MIZ016>036-041-042-250615- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 1016 PM EDT WED JUN 24 1998 ...TORNADO WATCH 661 IN EFFECT UNTIL 3 AM EDT FOR ALL OF NORTHERN LOWER MICHIGAN... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR ALL OF NORTHERN LOWER MICHIGAN AND THE ADJACENT COASTAL WATERS OF LAKE MICHIGAN AND LAKE HURON UNTIL 3 AM EDT. TORNADOES...HAIL TO 2 INCHES IN DIAMETER AND THUNDERSTORM GUSTS TO 80 MPH WILL BE POSSIBLE ACROSS THE WATCH AREA DURING THE LATE EVENING AND EARLY OVERNIGHT HOURS. REMEMBER...A TORNADO WATCH MEANS TORNADOES ARE POSSIBLE IN AND NEAR THE WATCH AREA. LARGE HAIL AND DAMAGING WINDS MAY ALSO OCCUR. BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR AREA. BAK
Special weather statement, Jun 24, 10:16 PM EDT, 7 minutes before
MIZ016>036-041-042-250615- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GAYLORD MI 1016 PM EDT WED JUN 24 1998 ...TORNADO WATCH 661 IN EFFECT UNTIL 3 AM EDT FOR ALL OF NORTHERN LOWER MICHIGAN... THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR ALL OF NORTHERN LOWER MICHIGAN AND THE ADJACENT COASTAL WATERS OF LAKE MICHIGAN AND LAKE HURON UNTIL 3 AM EDT. TORNADOES...HAIL TO 2 INCHES IN DIAMETER AND THUNDERSTORM GUSTS TO 80 MPH WILL BE POSSIBLE ACROSS THE WATCH AREA DURING THE LATE EVENING AND EARLY OVERNIGHT HOURS. REMEMBER...A TORNADO WATCH MEANS TORNADOES ARE POSSIBLE IN AND NEAR THE WATCH AREA. LARGE HAIL AND DAMAGING WINDS MAY ALSO OCCUR. BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR AREA. BAK
The office that day
Everything else NWS Gaylord, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:51 PM EDT | Severe Thunderstorm Warning | APX | Leelanau | 49 min |
| Jun 24, 9:22 PM EDT | Severe Thunderstorm Warning | APX | Antrim, Charlevoix | 63 min |
| Jun 24, 9:54 PM EDT | Severe Thunderstorm Warning | APX | Emmet | 46 min |
| Jun 24, 10:20 PM EDT | Severe Thunderstorm Warning | APX | Kalkaska | 65 min |
| Jun 24, 10:42 PM EDT | Severe Thunderstorm Warning | APX | Crawford | 63 min |
| Jun 24, 11:11 PM EDT | Tornado Warning | APX | Crawford | 49 min |
| Jun 24, 11:25 PM EDT | Severe Thunderstorm Warning | APX | Oscoda | 65 min |
| Jun 25, 1:38 AM EDT | Severe Thunderstorm Warning | APX | Wexford | 42 min |
| Jun 25, 7:09 PM EDT | Severe Thunderstorm Warning | APX | Alpena, Presque Isle | 61 min |
| Jun 25, 7:27 PM EDT | Severe Thunderstorm Warning | APX | Mackinac | 63 min |
| Jun 25, 7:39 PM EDT | Severe Thunderstorm Warning | APX | Leelanau | 61 min |
| Jun 25, 7:39 PM EDT | Severe Thunderstorm Warning | APX | Antrim | 61 min |
| Jun 25, 7:51 PM EDT | Severe Thunderstorm Warning | APX | Alpena | 49 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 1998Every severe thunderstorm warning in 1998
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.