Alert archive / Michigan / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 39, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at May 15, 2007, 5:26 PM EDT for Branch County, Saint Joseph County, Michigan. It was in force for 64 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
- May 15, 2007, 5:26 PM EDT (21:26 UTC)
- Expired
- May 15, 2007, 6:30 PM EDT
- In force
- 64 min
- Issued by
- NWS Northern Indiana
- Area
- Counties, with a storm outline in the text
Counties Branch County, MI, Saint Joseph County, MI
The radar
The Northern Indiana radar (KIWX), 71 km from the middle of the area, began a volume at 21:28 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 15, 1:53 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 9.4 hours before the alert went out and 174 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
- 1711 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 183 m²/s²
- 0-3 km storm-relative helicity
- 162 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KIWX 152126 RRA
SVRIWX
MIC023-149-152230-
/O.NEW.KIWX.SV.W.0039.070515T2126Z-070515T2230Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTHERN INDIANA
526 PM EDT TUE MAY 15 2007
THE NATIONAL WEATHER SERVICE IN NORTHERN INDIANA HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BRANCH COUNTY IN SOUTHWEST MICHIGAN
SOUTHEASTERN ST. JOSEPH COUNTY IN SOUTHWEST MICHIGAN
* UNTIL 630 PM EDT
* AT 523 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
OF 60 MPH. THIS SEVERE STORM WAS LOCATED NEAR STURGIS...OR ABOUT
OVER STURGIS...AND MOVING NORTHEAST AT 45 MPH.
* LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE...
FAIRFAX...
BRONSON...GILEAD AND COLON...
MATTESON LAKE...LAKE OF THE WOODS AND SHERWOOD...
BATAVIA AND COLDWATER LAKE...
COLDWATER...HODUNK AND CALIFORNIA...
THIS IS A DANGEROUS SEVERE THUNDERSTORM. IF YOU ARE IN THE PATH...
PREPARE IMMEDIATELY FOR DAMAGING WINDS IN EXCESS OF 60 MPH....ALONG
WITH DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO
A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM
WINDOWS.
LAT...LON 4189 8555 4174 8543 4176 8483 4208 8483
4202 8521
$$The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 15, 2:30 PM EDT | Severe Thunderstorm Warning | IWX | Branch | 38 min |
| May 15, 3:18 PM EDT | Severe Thunderstorm Warning | IWX | Hillsdale | 27 min |
| May 15, 4:13 PM EDT | Tornado Warning | IWX | Berrien | 41 min |
| May 15, 4:44 PM EDT | Tornado Warning | IWX | Berrien, Cass | 46 min |
| May 15, 5:04 PM EDT | Tornado Warning | IWX | Berrien | 26 min |
| May 15, 5:14 PM EDT | Tornado Warning | IWX | Cass | 46 min |
| May 15, 5:37 PM EDT | Tornado Warning | IWX | Saint Joseph | 38 min |
| May 15, 6:13 PM EDT | Severe Thunderstorm Warning | IWX | Hillsdale | 47 min |
| May 15, 6:46 PM EDT | Severe Thunderstorm Warning | IWX | Hillsdale | 29 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 2007Every severe thunderstorm warning in 2007
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.