Alert archive / Michigan / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 28, NWS Gaylord, MI

June 28, 1999Ogemaw County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Jun 28, 1999, 11:12 PM EDT for Ogemaw County, Michigan. It was in force for 63 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 28, 1999, 11:12 PM EDT (03:12 UTC)
Expired: Jun 29, 1999, 12:15 AM EDT
In force: 63 min
Issued by: NWS Gaylord, MI
Area: Whole counties

County Ogemaw County, MI

The radar

The NCL Michigan radar (KAPX), 79 km from the middle of the area, began a volume at 03:15 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Alpena, MI (KAPX), launched 00:00Z, 3.2 hours before the alert went out and 159 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 170 J/kg
Mixed-layer CIN: -54 J/kg
Mixed-layer LCL: 1093 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 180 m²/s²
0-3 km storm-relative helicity: 265 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

NWS Gaylord, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 28, 9:55 PM EDT, 1 hour 17 minutes earlier.

Area forecast discussion, Jun 28, 9:55 PM EDT, 1 hour 17 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GAYLORD MI
955 PM EDT MON JUN 28 1999

BAND OF STRONG THUNDERSTORMS OCCASIONALLY PRODUCING DAMAGING WIND
GUSTS PUSHING INTO UNSTABLE AIRMASS ACROSS CENTRAL/EASTERN COUNTIES
OF FA...SHOULD CONTINUE TO PRODUCE STRONG WIND GUSTS FOR THE NEXT
COUPLE OF HOURS GIVEN LOW LEVEL THERMODYNAMICS AND INCREASING MID
LEVEL WINDS AHEAD OF SHORTWAVE.

SURFACE BOUNDARY NOT FAR BEHIND LEADING BAND OF TSTMS. LATEST WV
IMAGERY SHOWS STRONG MID LEVEL DRY PUNCH BEING DRIVEN EASTWARD BY
SHORTWAVE AND FAST APPROACHING FORECAST AREA FROM THE WEST. BAND OF
PRECIP ALONG AND JUST WEST OF SURFACE BOUNDARY IS NARROWING WITH
TIME AND ACCELERATING SOMEWHAT. THUS...PRECIP SHOULD BEGIN TO END
FROM WEST TO EAST DURING THE NEXT 1-2 HOURS...MOST LIKELY ENDING IN
THE EAST WELL BEFORE DAYBREAK.

PLAN TO UPDATE ZONES CLOSE TO MIDNIGHT TO ADJUST POPS/PRECIP TIMING.

.APX...NONE.

ROWLEY

In the hours before

Local storm report, Jun 28, 9:37 PM EDT, 1 hour 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
937 PM EDT MON JUN 28 1999

TIME(EDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0810 PM    CADILLAC                  MI    BILLBOARD AND POWER
06/28/99   WEXFORD                         LINES BLOWN OVER

0905 PM    EAST JORDAN               MI    60 MPH TSTM GUST
06/28/99   CHARLEVOIX

0905 PM    3 NE PETOSKEY             MI    TREES BLOW OVER
06/28/99   EMMET

Local storm report, Jun 28, 9:37 PM EDT, 1 hour 35 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GAYLORD MI
937 PM EDT MON JUN 28 1999

TIME(EDT)  .....CITY LOCATION..... STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0810 PM    CADILLAC                  MI    BILLBOARD AND POWER
06/28/99   WEXFORD                         LINES BLOWN OVER

0905 PM    EAST JORDAN               MI    60 MPH TSTM GUST
06/28/99   CHARLEVOIX

0905 PM    3 NE PETOSKEY             MI    TREES BLOW OVER
06/28/99   EMMET

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 28, 8:24 PM EDT	Severe Thunderstorm Warning	APX	Charlevoix	46 min
Jun 28, 8:27 PM EDT	Severe Thunderstorm Warning	APX	Emmet	63 min
Jun 28, 8:55 PM EDT	Severe Thunderstorm Warning	APX	Cheboygan	60 min
Jun 28, 8:55 PM EDT	Severe Thunderstorm Warning	APX	Mackinac	60 min
Jun 28, 9:03 PM EDT	Severe Thunderstorm Warning	APX	Otsego	47 min
Jun 28, 10:41 PM EDT	Severe Thunderstorm Warning	APX	Oscoda	64 min
Jun 28, 11:01 PM EDT	Tornado Warning	APX	Oscoda	59 min
Jun 28, 11:27 PM EDT	Severe Thunderstorm Warning	APX	Alcona, Iosco	58 min

Nearby

Severe Thunderstorm Warnings in Michigan, 1999 Every severe thunderstorm warning in 1999

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; radar from the NEXRAD Level II archive.