Alert archive / Michigan / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 16, NWS Gaylord, MI

April 18, 2002Benzie County, Manistee County, Michigan

NWS Gaylord, MI issued this severe thunderstorm warning at Apr 18, 2002, 7:43 PM EDT for Benzie County, Manistee County, Michigan. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Apr 18, 2002, 7:43 PM EDT (23:43 UTC)
Expired
Apr 18, 2002, 8:30 PM EDT
In force
47 min
Issued by
NWS Gaylord, MI
Area
Counties, with a storm outline in the text

Counties Benzie County, MI, Manistee County, MI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.7 hours before the alert went out and 156 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, Green Bay/Straub, WI at 12:00Z on 2002-04-18Temperature 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, Green Bay/Straub, WI at 12:00Z on 2002-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 460 square meters per square second.19395878Sfc1 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
1774 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
460 m²/s²
0-3 km storm-relative helicity
766 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS53 KAPX 182343
SVRAPN
MIC019-101-190030-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GAYLORD MI
742 PM EDT THU APR 18 2002

THE NATIONAL WEATHER SERVICE IN GAYLORD HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BENZIE COUNTY IN NORTHWEST LOWER MICHIGAN
  MANISTEE COUNTY IN NORTHWEST LOWER MICHIGAN

* UNTIL 830 PM EDT

* AT 738 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM 20 MILES NORTHWEST OF BEULAH TO 7
  MILES SOUTH OF MANISTEE...MOVING NORTHEAST AT 55 MPH.

* THE SEVERE THUNDERSTORMS WILL REACH...
  WILDWOOD AROUND 750 PM EDT
  HONOR AROUND 755 PM EDT   
  THOMPSONVILLE AROUND 800 PM EDT
  BENDON AROUND 805 PM EDT

REMAIN INDOORS AND AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. THIS
STORM IS CAPABLE OF PRODUCING WIND GUSTS BETWEEN 60 AND 80 MPH ALONG
WITH DIME SIZED HAIL. WINDS THIS HIGH CAN DOWN TREES AND POWER LINES.

LAT...LON 4417 8610 4418 8638 4426 8634 4433 8627
          4456 8622 4470 8626 4473 8617 4473 8610
          4477 8606 4477 8582 4429 8582

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 9:40 AM EDTSevere Thunderstorm WarningAPXCharlevoix50 min
Apr 18, 10:04 AM EDTSevere Thunderstorm WarningAPXBenzie, Manistee26 min
Apr 18, 10:16 AM EDTSpecial Marine WarningAPX59 min
Apr 18, 10:16 AM EDTSpecial Marine WarningAPX59 min
Apr 18, 10:18 AM EDTSevere Thunderstorm WarningAPXGrand Traverse, Wexford42 min
Apr 18, 10:23 AM EDTSevere Thunderstorm WarningAPXEmmet52 min
Apr 18, 10:24 AM EDTSevere Thunderstorm WarningAPXGrand Traverse, Wexford36 min
Apr 18, 10:47 AM EDTSevere Thunderstorm WarningAPXAntrim, Charlevoix, Kalkaska, Missaukee43 min
Apr 18, 10:57 AM EDTSevere Thunderstorm WarningAPXCrawford, Otsego48 min
Apr 18, 11:10 AM EDTSpecial Marine WarningAPX95 min
Apr 18, 11:21 AM EDTSevere Thunderstorm WarningAPXMontmorency, Oscoda39 min
Apr 18, 11:54 AM EDTSpecial Marine WarningAPX51 min
Apr 18, 1:07 PM EDTSpecial Marine WarningAPX38 min
Apr 18, 3:35 PM EDTSevere Thunderstorm WarningAPXKalkaska40 min
Apr 18, 3:51 PM EDTSevere Thunderstorm WarningAPXCrawford39 min
Apr 18, 4:15 PM EDTSevere Thunderstorm WarningAPXOtsego45 min
Apr 18, 4:21 PM EDTSevere Thunderstorm WarningAPXMontmorency39 min
Apr 18, 4:54 PM EDTSevere Thunderstorm WarningAPXAlpena36 min
Apr 18, 4:56 PM EDTSevere Thunderstorm WarningAPXCheboygan, Otsego49 min
Apr 18, 5:25 PM EDTSpecial Marine WarningAPX80 min
Apr 18, 5:25 PM EDTSevere Thunderstorm WarningAPXPresque Isle35 min
Apr 18, 6:51 PM EDTSpecial Marine WarningAPX54 min
Apr 18, 7:10 PM EDTSpecial Marine WarningAPX80 min
Apr 18, 7:10 PM EDTSpecial Marine WarningAPX80 min
Apr 18, 7:53 PM EDTSpecial Marine WarningAPX82 min
Apr 18, 7:53 PM EDTSpecial Marine WarningAPX82 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2002Every severe thunderstorm warning in 2002

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.