Alert archive / Wisconsin / Special Weather Statements in 2015
Special Weather Statement, NWS La Crosse, WI
NWS La Crosse, WI issued this special weather statement at Jul 18, 2015, 3:21 AM CDT for Adams County, Juneau County, Wisconsin. It was in force for 114 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 18, 2015, 3:21 AM CDT (08:21 UTC)
- Expired
- Jul 18, 2015, 5:15 AM CDT
- In force
- 114 min
- Issued by
- NWS La Crosse, WI
Counties Adams County, WI, Juneau County, WI
The radar
The La Crosse radar (KARX), 94 km from the middle of the area, began a volume at 08:20 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 was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 18, 4:03 AM CDT | TSTM WND GST 49 | Volk Field, WI |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 8.4 hours before the alert went out and 167 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
- 752 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 1510 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.2
The text
As transmitted, in the capitals the NWS used until 2016.
677 WWUS83 KARX 180821 SPSARX SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 321 AM CDT SAT JUL 18 2015 WIZ043-044-181015- JUNEAU-ADAMS- 321 AM CDT SAT JUL 18 2015 ...A LINE OF STRONG TO SEVERE THUNDERSTORMS WILL AFFECT JUNEAU AND ADAMS COUNTIES BY 515 AM... AT 319 AM CDT...A LINE OF STRONG TO SEVERE THUNDERSTORMS EXTENDED FROM 6 MILES SOUTH OF HATFIELD TO 6 MILES WEST OF NEW ALBIN...AND MOVING EAST AT 40 MPH. WIND GUSTS OF 45 TO 60 MPH ARE POSSIBLE WITH THESE STORMS. THESE WIND GUSTS COULD CAUSE DAMAGE. IF THE STORMS HOLD TOGETHER SEVERE THUNDERSTORM WARNINGS WILL BE ISSUED. LOCATIONS IMPACTED INCLUDE... MAUSTON...FRIENDSHIP...NEW LISBON...ADAMS...ELROY...NECEDAH...NEW ROME...LEMONWEIR...STRONGS PRAIRIE...BIG FLATS...LINDINA...CAMP DOUGLAS AND LYNDON STATION. BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE. LAT...LON 4364 9031 4425 9031 4425 8960 4364 8960 TIME...MOT...LOC 0819Z 271DEG 37KT 4433 9070 4352 9142 $$ AJ
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 18, 1:23 AM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 67 min |
| Jul 18, 1:36 AM CDT | Special Weather Statement | ARX | Trempealeau | 84 min |
| Jul 18, 2:06 AM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Trempealeau | 54 min |
| Jul 18, 2:24 AM CDT | Special Weather Statement | ARX | Clark, Jackson, La Crosse, Monroe, Taylor | 66 min |
| Jul 18, 2:32 AM CDT | Severe Thunderstorm Warning | ARX | Clark, Taylor | 73 min |
| Jul 18, 2:43 AM CDT | Severe Thunderstorm Warning | ARX | Jackson, La Crosse, Monroe, Trempealeau | 77 min |
| Jul 18, 3:09 AM CDT | Special Weather Statement | ARX | Vernon | 66 min |
| Jul 18, 3:36 AM CDT | Areal Flood Advisory | ARX | La Crosse | 114 min |
| Jul 18, 3:37 AM CDT | Severe Thunderstorm Warning | ARX | Adams, Juneau | 68 min |
| Jul 18, 4:02 AM CDT | Special Weather Statement | ARX | Crawford, Grant, Richland | 73 min |
| Jul 18, 10:38 AM CDT | Special Weather Statement | ARX | Grant | 37 min |
| Jul 18, 11:26 AM CDT | Special Weather Statement | ARX | Grant | 49 min |
| Jul 18, 12:03 PM CDT | Tornado Warning | ARX | Grant | 27 min |
| Jul 18, 12:31 PM CDT | Tornado Warning | ARX | Grant | 44 min |
| Jul 18, 1:14 PM CDT | Tornado Warning | ARX | Grant | 16 min |
| Jul 18, 2:14 AM CDT | Special Weather Statement | ARX | Mitchell | 61 min |
| Jul 18, 2:57 AM CDT | Severe Thunderstorm Warning | ARX | Howard, Mitchell | 27 min |
| Jul 18, 12:45 AM CDT | Special Weather Statement | ARX | Dodge, Olmsted, Wabasha | 2 hr |
| Jul 18, 1:08 AM CDT | Severe Thunderstorm Warning | ARX | Dodge | 52 min |
| Jul 18, 1:57 AM CDT | Tornado Warning | ARX | Wabasha | 22 min |
| Jul 18, 2:31 AM CDT | Areal Flood Advisory | ARX | Mower | 119 min |
Nearby
Special Weather Statements in Wisconsin, 2015Every special weather statement in 2015
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.