Alert archive / Wisconsin / Mesoscale Discussions in 2005
Mesoscale Discussion 1837
The Storm Prediction Center issued this mesoscale discussion at Jul 23, 2005, 12:24 PM CDT for 27 counties in Wisconsin. It was in force for 96 min.
The area
The outline as issued.
The facts
- Issued
- Jul 23, 2005, 12:24 PM CDT (17:24 UTC)
- Expired
- Jul 23, 2005, 2:00 PM CDT
- In force
- 96 min
- Issued by
- the Storm Prediction Center
All 27 counties
Adams County, WI, Barron County, WI, Buffalo County, WI, Calumet County, WI, Chippewa County, WI, Clark County, WI, Columbia County, WI, Dodge County, WI, Dunn County, WI, Eau Claire County, WI, Fond du Lac County, WI, Green Lake County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Marquette County, WI, Monroe County, WI, Outagamie County, WI, Pepin County, WI, Portage County, WI, Trempealeau County, WI, Washington County, WI, Waukesha County, WI, Waupaca County, WI, Waushara County, WI, Winnebago County, WI, Wood County, WI
The radar
The La Crosse radar (KARX), 125 km from the middle of the area, began a volume at 17:27 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 5.4 hours before the alert went out and 135 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
- 1843 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 197 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 9:47 AM CDT | Mesoscale Discussion | SPC | Adams, Buffalo, Clark, Dunn, Eau Claire, Jackson and 10 more | 88 min |
| Jul 23, 10:15 AM CDT | Severe Thunderstorm Watch | SPC | Barron, Buffalo, Chippewa, Clark, Dunn, Eau Claire and 10 more | 5 hr |
| Jul 23, 12:50 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calumet, Columbia, Dodge, Fond du Lac and 17 more | 3 hr |
| Jul 23, 3:10 PM CDT | Mesoscale Discussion | SPC | Columbia, Dane, Dodge, Fond du Lac, Green, Jefferson and 8 more | 95 min |
| Jul 23, 3:10 PM CDT | Severe Thunderstorm Watch | SPC | Columbia, Dodge, Fond du Lac, Green Lake, Jefferson, Kenosha and 8 more | 2 hr |
| Jul 23, 4:49 PM CDT | Mesoscale Discussion | SPC | Kenosha, Milwaukee, Racine, Rock, Walworth | 86 min |
Nearby
Mesoscale Discussions in Wisconsin, 2005Every mesoscale discussion in 2005
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.