Alert archive / Michigan / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 451

June 14, 200030 counties in Michigan

The Storm Prediction Center issued this severe thunderstorm watch at Jun 14, 2000, 2:45 PM EDT for 30 counties in Michigan. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jun 14, 2000, 2:45 PM EDT (18:45 UTC)
Expired
Jun 14, 2000, 8:00 PM EDT
In force
5 hr
Issued by
the Storm Prediction Center
All 30 counties

Barry County, MI, Branch County, MI, Calhoun County, MI, Cass County, MI, Clinton County, MI, Eaton County, MI, Genesee County, MI, Gratiot County, MI, Hillsdale County, MI, Ingham County, MI, Ionia County, MI, Jackson County, MI, Kalamazoo County, MI, Kent County, MI, Lapeer County, MI, Lenawee County, MI, Livingston County, MI, Macomb County, MI, Monroe County, MI, Montcalm County, MI, Newaygo County, MI, Oakland County, MI, Saginaw County, MI, Saint Clair County, MI, Saint Joseph County, MI, Sanilac County, MI, Shiawassee County, MI, Tuscola County, MI, Washtenaw County, MI, Wayne County, MI

Warnings issued inside it

12 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
Jun 14, 3:07 PM EDTSevere Thunderstorm WarningDTXMacomb38 min
Jun 14, 3:24 PM EDTSevere Thunderstorm WarningDTXLenawee36 min
Jun 14, 3:37 PM EDTSevere Thunderstorm WarningDTXMonroe23 min
Jun 14, 4:03 PM EDTSevere Thunderstorm WarningDTXMacomb57 min
Jun 14, 4:19 PM EDTSevere Thunderstorm WarningGRRKent41 min
Jun 14, 4:29 PM EDTSevere Thunderstorm WarningGRRBarry46 min
Jun 14, 4:53 PM EDTSevere Thunderstorm WarningDTXGenesee67 min
Jun 14, 4:53 PM EDTSevere Thunderstorm WarningGRRIonia, Montcalm52 min
Jun 14, 5:08 PM EDTSevere Thunderstorm WarningIWXCass52 min
Jun 14, 5:46 PM EDTSevere Thunderstorm WarningGRRGratiot44 min
Jun 14, 5:54 PM EDTSevere Thunderstorm WarningIWXSaint Joseph46 min
Jun 14, 6:40 PM EDTSevere Thunderstorm WarningIWXBranch50 min

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 6.8 hours before the alert went out and 104 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 2000-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 50 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, Detroit, MI at 12:00Z on 2000-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 square meters per square second.193958Sfc1 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
50 J/kg
Mixed-layer CIN
-121 J/kg
Mixed-layer LCL
1457 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
119 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.

338 
WWUS9 KMKC 141807
SEL1  

SEL1  
MKC WW 141807
MIZ000-150000-

URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 451
STORM PREDICTION CENTER NORMAN OK
207 PM EDT WED JUN 14 2000

THE STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF

   LOWER MICHIGAN                           

EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 245 PM UNTIL
800 PM EDT.

HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE SEVERE THUNDERSTORM WATCH AREA IS ALONG AND 65 STATUTE MILES
NORTH AND SOUTH OF A LINE FROM 35 MILES WEST SOUTHWEST OF GRAND
RAPIDS MICHIGAN TO 20 MILES EAST NORTHEAST OF MOUNT CLEMENS
MICHIGAN.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. 
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.

OTHER WATCH INFORMATION...  CONTINUE...WW 450...

DISCUSSION...SEVERE THUNDERSTORMS DEVELOPING OVER IL/IND IN ADVANCE
OF UPPER LEVEL TROUGH.  WITH MODERATE INSTABIITY AND STRONG
MID/UPPER SWLY FLOW ACROSS LWR MI...STORMS WILL DEVELOP NEWD WITH
PRIMARY CONCERN DAMAGING WINDS IN WET MICROBURSTS AND SHORT
LINES/BOWS.


AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550.  MEAN STORM
MOTION VECTOR 22035.


...HALES

434,0861 433,0822 414,0822 414,0861

Nearby

Severe Thunderstorm Watches in Michigan, 2000Every severe thunderstorm watch in 2000

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.