Alert archive / Michigan / Tornado Watches in 2008
Tornado Watch 519
The Storm Prediction Center issued this tornado watch at Jun 13, 2008, 1:57 AM EDT for 30 counties in Michigan. It was in force for 5 hr.
The area
The outline as issued.
The facts
- Issued
- Jun 13, 2008, 1:57 AM EDT (05:57 UTC)
- Expired
- Jun 13, 2008, 7:02 AM EDT
- In force
- 5 hr
- Issued by
- the Storm Prediction Center
All 30 counties
Allegan County, MI, Arenac County, MI, Barry County, MI, Bay County, MI, Clare County, MI, Clinton County, MI, Crawford County, MI, Gladwin County, MI, Gratiot County, MI, Ionia County, MI, Isabella County, MI, Kent County, MI, Lake County, MI, Mason County, MI, Mecosta County, MI, Midland County, MI, Missaukee County, MI, Montcalm County, MI, Montmorency County, MI, Muskegon County, MI, Newaygo County, MI, Oceana County, MI, Ogemaw County, MI, Osceola County, MI, Oscoda County, MI, Ottawa County, MI, Roscommon County, MI, Saginaw County, MI, Van Buren County, MI, Wexford County, MI
The radar
The Grand Rapids radar (KGRR), 78 km from the middle of the area, began a volume at 05:59 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.
Warnings issued inside it
4 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 2:03 AM EDT | Severe Thunderstorm Warning | APX | Missaukee, Ogemaw, Roscommon | 57 min |
| Jun 13, 2:26 AM EDT | Severe Thunderstorm Warning | APX | Crawford, Oscoda, Roscommon | 35 min |
| Jun 13, 3:35 AM EDT | Severe Thunderstorm Warning | GRR | Allegan, Muskegon, Ottawa, Van Buren | 42 min |
| Jun 13, 4:44 AM EDT | Flash Flood Warning | APX | Manistee, Missaukee, Wexford | 6 hr |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 6.0 hours before the alert went out and 221 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
- 154 J/kg
- Mixed-layer CIN
- -77 J/kg
- Mixed-layer LCL
- 1300 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 164 m²/s²
- 0-3 km storm-relative helicity
- 231 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 9:21 PM EDT | Mesoscale Discussion | SPC | Antrim, Benzie, Cheboygan, Clare, Crawford, Gladwin and 13 more | 24 min |
| Jun 12, 9:35 PM EDT | Tornado Watch | SPC | Antrim, Benzie, Clare, Crawford, Gladwin, Grand Traverse and 17 more | 4 hr |
| Jun 12, 11:36 PM EDT | Mesoscale Discussion | SPC | Clare, Crawford, Gladwin, Grand Traverse, Kalkaska, Lake and 12 more | 54 min |
| Jun 13, 1:04 AM EDT | Mesoscale Discussion | SPC | Bay, Benzie, Clare, Crawford, Gladwin, Grand Traverse and 16 more | 86 min |
| Jun 13, 6:58 AM EDT | Mesoscale Discussion | SPC | Branch, Calhoun, Genesee, Hillsdale, Ingham, Jackson and 9 more | 62 min |
| Jun 13, 12:27 PM EDT | Severe Thunderstorm Watch | SPC | Berrien, Branch, Cass, Hillsdale, Saint Joseph | 7 hr |
| Jun 13, 12:51 PM EDT | Mesoscale Discussion | SPC | Lenawee | 84 min |
| Jun 13, 2:21 PM EDT | Mesoscale Discussion | SPC | Barry, Branch, Calhoun, Clinton, Eaton, Genesee and 15 more | 54 min |
| Jun 13, 2:39 PM EDT | Severe Thunderstorm Watch | SPC | Barry, Bay, Calhoun, Clinton, Eaton, Genesee and 20 more | 4 hr |
Nearby
Tornado Watches in Michigan, 2008Every tornado watch in 2008
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.