Alert archive / Wisconsin / Severe Thunderstorm Watches in 2008
Severe Thunderstorm Watch 749
The Storm Prediction Center issued this severe thunderstorm watch at Jul 25, 2008, 2:19 PM EDT for 13 counties in Michigan; 24 counties in Wisconsin. It was in force for 8 hr.
The area
The outline as issued.
The facts
- Issued
- Jul 25, 2008, 2:19 PM EDT (18:19 UTC)
- Expired
- Jul 25, 2008, 10:00 PM EDT
- In force
- 8 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 1.5 in
- Strongest gust expected
- 60 kt
All 37 counties
Alger County, MI, Baraga County, MI, Delta County, MI, Dickinson County, MI, Gogebic County, MI, Houghton County, MI, Iron County, MI, Keweenaw County, MI, Luce County, MI, Marquette County, MI, Menominee County, MI, Ontonagon County, MI, Schoolcraft County, MI, Ashland County, WI, Barron County, WI, Bayfield County, WI, Burnett County, WI, Chippewa County, WI, Dunn County, WI, Eau Claire County, WI, Florence County, WI, Forest County, WI, Iron County, WI, Langlade County, WI, Lincoln County, WI, Marinette County, WI, Oconto County, WI, Oneida County, WI, Pepin County, WI, Pierce County, WI, Polk County, WI, Price County, WI, Rusk County, WI, Saint Croix County, WI, Sawyer County, WI, Vilas County, WI, Washburn County, WI
The radar
The Marquette radar (KMQT), 162 km from the middle of the area, began a volume at 18:23 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 10%
- One or more EF2 to EF5 tornadoes
- 5%
- Ten or more severe wind reports
- 50%
- One or more gusts of 65 knots or more
- 10%
- Ten or more severe hail reports
- 30%
- One or more hailstones of 2 inches or more
- 5%
- Six or more combined severe hail and wind reports
- 70%
Warnings issued inside it
26 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 2:19 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic, Ontonagon | 41 min |
| Jul 25, 2:21 PM EDT | Severe Thunderstorm Warning | DLH | Burnett | 54 min |
| Jul 25, 2:28 PM EDT | Severe Thunderstorm Warning | DLH | Bayfield, Douglas, Washburn | 24 min |
| Jul 25, 2:45 PM EDT | Severe Thunderstorm Warning | DLH | Burnett, Washburn | 45 min |
| Jul 25, 3:12 PM EDT | Severe Thunderstorm Warning | DLH | Ashland, Iron | 48 min |
| Jul 25, 3:16 PM EDT | Severe Thunderstorm Warning | MPX | Polk | 41 min |
| Jul 25, 3:17 PM EDT | Severe Thunderstorm Warning | MQT | Baraga, Houghton, Iron | 43 min |
| Jul 25, 3:18 PM EDT | Severe Thunderstorm Warning | GRB | Langlade, Marathon, Shawano | 31 min |
| Jul 25, 3:22 PM EDT | Severe Thunderstorm Warning | MQT | Schoolcraft | 38 min |
| Jul 25, 3:23 PM EDT | Severe Thunderstorm Warning | DLH | Ashland, Bayfield, Iron | 28 min |
| Jul 25, 3:28 PM EDT | Severe Thunderstorm Warning | DLH | Sawyer, Washburn | 29 min |
| Jul 25, 4:02 PM EDT | Severe Thunderstorm Warning | MQT | Dickinson, Marquette | 58 min |
| Jul 25, 4:31 PM EDT | Severe Thunderstorm Warning | MPX | Barron, Chippewa, Dunn | 59 min |
| Jul 25, 4:36 PM EDT | Severe Thunderstorm Warning | MPX | Saint Croix | 54 min |
| Jul 25, 4:51 PM EDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 54 min |
| Jul 25, 5:22 PM EDT | Severe Thunderstorm Warning | MPX | Chippewa | 38 min |
| Jul 25, 5:38 PM EDT | Severe Thunderstorm Warning | MQT | Delta, Schoolcraft | 67 min |
| Jul 25, 5:45 PM EDT | Severe Thunderstorm Warning | MPX | Pepin, Pierce | 45 min |
| Jul 25, 6:35 PM EDT | Severe Thunderstorm Warning | MPX | Pierce | 25 min |
| Jul 25, 7:07 PM EDT | Severe Thunderstorm Warning | MQT | Houghton, Keweenaw | 53 min |
| Jul 25, 7:32 PM EDT | Tornado Warning | MQT | Houghton | 28 min |
| Jul 25, 7:39 PM EDT | Severe Thunderstorm Warning | GRB | Vilas | 81 min |
| Jul 25, 7:57 PM EDT | Severe Thunderstorm Warning | MQT | Houghton | 18 min |
| Jul 25, 8:18 PM EDT | Severe Thunderstorm Warning | MQT | Gogebic | 42 min |
| Jul 25, 8:34 PM EDT | Severe Thunderstorm Warning | MQT | Marquette | 56 min |
| Jul 25, 8:37 PM EDT | Severe Thunderstorm Warning | GRB | Oneida | 53 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 6.3 hours before the alert went out and 224 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
- 1146 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 73 m²/s²
- 0-3 km storm-relative helicity
- 115 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 12:56 PM EDT | Mesoscale Discussion | SPC | Baraga, Dickinson, Gogebic, Houghton, Iron, Keweenaw and 2 more | 2 hr |
| Jul 25, 4:38 PM EDT | Mesoscale Discussion | SPC | Alger, Baraga, Delta, Dickinson, Gogebic, Houghton and 8 more | 97 min |
| Jul 25, 6:16 PM EDT | Mesoscale Discussion | SPC | Antrim, Charlevoix, Cheboygan, Chippewa, Emmet, Leelanau and 4 more | 59 min |
| Jul 25, 5:45 PM EDT | Severe Thunderstorm Watch | SPC | Adams, Buffalo, Clark, Columbia, Crawford, Dane and 16 more | 4 hr |
Nearby
Severe Thunderstorm Watches in Wisconsin, 2008Severe Thunderstorm Watches in Michigan, 2008Every severe thunderstorm 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.