Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 101, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 12, 2018, 7:27 PM CDT for Chippewa County, Eau Claire County, Rusk County, Wisconsin. It was in force for 48 min. 2 reports 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 12, 2018, 7:27 PM CDT (00:27 UTC)
- Expired
- Jul 12, 2018, 8:15 PM CDT
- In force
- 48 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Chippewa County, WI, Eau Claire County, WI, Rusk County, WI
The radar
The La Crosse radar (KARX), 151 km from the middle of the area, began a volume at 00:26 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 12, 7:42 PM CDT | TSTM WND DMG | 4 N Cadott, WI | MULTIPLE TREES AND POWERLINES DOWN, MAIN DAMAGE BETWEEN CADOTT AND CORNELL. |
| Jul 12, 7:52 PM CDT | TSTM WND DMG | 5 Nne Cadott, WI | 2 SHEDS DESTROYED AND 1 BARN. WINDOWS BLOWN OUT ON HOUSE. LOCALIZED DAMAGE, LIKELY DO TO A MICROBURST/DOWNBURST. WIND SPEED ESTIMATED AT 70 TO 75 MPH. TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 12, 5:04 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 0.5 hours before the alert went out and 206 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
- 487 J/kg
- Mixed-layer CIN
- -170 J/kg
- Mixed-layer LCL
- 876 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -75 m²/s²
- 0-3 km storm-relative helicity
- 69 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted.
764
WUUS53 KMPX 130027
SVRMPX
WIC017-035-107-130115-
/O.NEW.KMPX.SV.W.0101.180713T0027Z-180713T0115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
727 PM CDT THU JUL 12 2018
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Southern Rusk County in northwestern Wisconsin...
Chippewa County in west central Wisconsin...
Eau Claire County in west central Wisconsin...
* Until 815 PM CDT.
* At 727 PM CDT, severe thunderstorms were located along a line
extending from 7 miles west of Conrath to near Allen, moving east
at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Eau Claire, Chippewa Falls, Altoona, Lake Hallie, Stanley, Bloomer,
Lake Wissota, Augusta, Cornell, Cadott, Fall Creek and Boyd.
This includes the following highways...
Interstate 94 in Wisconsin between mile markers 62 and 86.
U.S. Highway 53 between mile markers 86 and 108.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4537 9092 4460 9092 4460 9165 4538 9137
4552 9068 4538 9068
TIME...MOT...LOC 0027Z 268DEG 29KT 4535 9118 4466 9148
HAIL...0.75IN
WIND...60MPH
$$2 follow-up statements
293
WWUS53 KMPX 130049
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
749 PM CDT THU JUL 12 2018
WIC017-035-107-130115-
/O.CON.KMPX.SV.W.0101.000000T0000Z-180713T0115Z/
Rusk WI-Chippewa WI-Eau Claire WI-
749 PM CDT THU JUL 12 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR SOUTHEASTERN RUSK...EASTERN CHIPPEWA AND EAU CLAIRE COUNTIES...
At 749 PM CDT, severe thunderstorms were located along a line
extending from near Sheldon to near Augusta, moving east at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Eau Claire, Chippewa Falls, Altoona, Lake Hallie, Stanley, Lake
Wissota, Augusta, Cornell, Cadott, Fall Creek, Boyd and Fairchild.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4537 9092 4460 9092 4460 9155 4542 9117
4552 9068 4538 9068
TIME...MOT...LOC 0049Z 267DEG 31KT 4535 9092 4466 9122
HAIL...0.75IN
WIND...60MPH
$$690
WWUS53 KMPX 130101
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
801 PM CDT THU JUL 12 2018
WIC017-035-107-130115-
/O.CON.KMPX.SV.W.0101.000000T0000Z-180713T0115Z/
Rusk WI-Chippewa WI-Eau Claire WI-
801 PM CDT THU JUL 12 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM CDT
FOR SOUTHEASTERN RUSK...EASTERN CHIPPEWA AND EAU CLAIRE COUNTIES...
At 801 PM CDT, severe thunderstorms were located along a line
extending from near Glen Flora to Augusta, moving east at 35 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Stanley, Lake Wissota, Augusta, Cornell, Cadott, Fall Creek, Boyd,
Fairchild, Hawkins, Sheldon, Ludington and Conrath.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4537 9092 4460 9092 4460 9143 4544 9108
4552 9068 4538 9068
TIME...MOT...LOC 0101Z 270DEG 29KT 4543 9085 4466 9111
HAIL...0.75IN
WIND...60MPH
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 7:06 PM CDT | Severe Thunderstorm Warning | MPX | Pierce | 54 min |
| Jul 12, 7:12 PM CDT | Special Weather Statement | MPX | Chippewa, Eau Claire, Pepin | 78 min |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2018Every severe thunderstorm warning in 2018
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.