Alert archive / Wisconsin / Winter Storm Watches in 2007
Winter Storm Watch 3, NWS La Crosse, WI
NWS La Crosse, WI issued this winter storm watch at Feb 27, 2007, 4:27 AM CST for 9 counties in Wisconsin; 4 counties in Iowa; 7 counties in Minnesota. It took effect at Feb 27, 2007, 3:43 PM CST. It was in force for 13 hr.
The area
The counties it named.
The facts
- Issued
- Feb 27, 2007, 4:27 AM CST (10:27 UTC)
- In effect from
- Feb 27, 2007, 3:43 PM CST
- Expired
- Feb 28, 2007, 4:49 AM CST
- In force
- 13 hr
- Issued by
- NWS La Crosse, WI
Counties Chickasaw County, IA, Floyd County, IA, Howard County, IA, Mitchell County, IA, Dodge County, MN, Fillmore County, MN, Houston County, MN, Mower County, MN, Olmsted County, MN, Wabasha County, MN, Winona County, MN, Adams County, WI, Buffalo County, WI, Clark County, WI, Jackson County, WI, Juneau County, WI, La Crosse County, WI, Monroe County, WI, Taylor County, WI, Trempealeau County, WI
The radar
The La Crosse radar (KARX), 37 km from the middle of the area, began a volume at 10:30 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 10.5 hours before the alert went out and 187 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
- 725 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- -46 m²/s²
- 0-3 km storm-relative helicity
- -27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this winter storm watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS La Crosse, WI wrote its last area forecast discussion before this winter storm watch went out at Feb 27, 3:55 AM CST, 32 minutes earlier.
Area forecast discussion, Feb 27, 3:55 AM CST, 32 minutes before
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</html>Hazardous weather outlook, Feb 26, 3:27 PM CST, 13 hours before
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</html>The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 27, 3:43 PM CST | Winter Storm Warning | ARX | Adams, Buffalo, Clark, Jackson, Juneau, La Crosse and 3 more | 3 days |
Nearby
Winter Storm Watches in Wisconsin, 2007Winter Storm Watches in Minnesota, 2007Winter Storm Watches in Iowa, 2007Every winter storm watch 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.