Alert archive / Wisconsin / Heat Advisories in 2019
Heat Advisory 2, NWS La Crosse, WI
NWS La Crosse, WI issued this heat advisory at Jul 17, 2019, 12:34 PM CDT for 10 counties in Wisconsin; 7 counties in Minnesota; Howard County, Mitchell County, Winneshiek County, Iowa. It took effect at Jul 18, 2019, 12:00 PM CDT. It was in force for 16 hr.
The area
The counties it named.
The facts
- Issued
- Jul 17, 2019, 12:34 PM CDT (17:34 UTC)
- In effect from
- Jul 18, 2019, 12:00 PM CDT
- Expired
- Jul 19, 2019, 3:47 AM CDT
- In force
- 16 hr
- Issued by
- NWS La Crosse, WI
Counties Howard County, IA, Mitchell County, IA, Winneshiek 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, Richland County, WI, Trempealeau County, WI, Vernon County, WI
The radar
The La Crosse radar (KARX), 26 km from the middle of the area, began a volume at 17:36 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 12:00Z, 5.6 hours before the alert went out and 198 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
- 105 J/kg
- Mixed-layer CIN
- -240 J/kg
- Mixed-layer LCL
- 1197 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 79 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this heat advisory 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 heat advisory went out at Jul 17, 7:15 AM CDT, 5 hours 19 minutes earlier.
Area forecast discussion, Jul 17, 7:15 AM CDT, 5 hours 19 minutes 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 |
|---|---|---|---|---|
| Jul 16, 7:39 PM CDT | Special Weather Statement | ARX | Taylor | 36 min |
| Jul 16, 8:30 PM CDT | Special Weather Statement | ARX | Taylor | 45 min |
| Jul 17, 3:23 AM CDT | Flash Flood Watch | ARX | Buffalo, Crawford, Grant, La Crosse, Monroe, Richland and 2 more | 28 hr |
| Jul 17, 12:34 PM CDT | Excessive Heat Warning | ARX | Adams, Buffalo, Clark, Crawford, Grant, Jackson and 6 more | 3 days |
Nearby
Heat Advisories in Wisconsin, 2019Heat Advisories in Minnesota, 2019Heat Advisories in Iowa, 2019Every heat advisory in 2019
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.