Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 23, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 25, 2018, 6:01 PM CDT for 4 counties in Wisconsin. It was in force for 44 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
- May 25, 2018, 6:01 PM CDT (23:01 UTC)
- Expired
- May 25, 2018, 6:45 PM CDT
- In force
- 44 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Barron County, WI, Dunn County, WI, Polk County, WI, Saint Croix County, WI
The radar
The Minneapolis radar (KMPX), 104 km from the middle of the area, began a volume at 23:04 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 |
|---|---|---|---|
| May 25, 6:05 PM CDT | TSTM WND DMG | Star Prairie, WI | FEW TREES AND A POWER LINE DOWN. |
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 |
|---|---|---|---|
| May 25, 2:02 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.0 hours before the alert went out and 107 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
- 543 J/kg
- Mixed-layer CIN
- -136 J/kg
- Mixed-layer LCL
- 1022 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 245 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted.
536
WUUS53 KMPX 252301
SVRMPX
WIC005-033-095-109-252345-
/O.NEW.KMPX.SV.W.0023.180525T2301Z-180525T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
601 PM CDT FRI MAY 25 2018
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Northwestern Dunn County in west central Wisconsin...
Northern St. Croix County in west central Wisconsin...
Southwestern Barron County in northwestern Wisconsin...
Southeastern Polk County in northwestern Wisconsin...
* Until 645 PM CDT
* At 601 PM CDT, severe thunderstorms were located along a line
extending from near Huntington to New Richmond Airport to Boardman,
moving east at 45 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Severe thunderstorms will be near,
Amery and Baldwin around 615 PM CDT.
Clear Lake around 620 PM CDT.
Glenwood City and Clayton around 630 PM CDT.
Boyceville around 640 PM CDT.
Other locations impacted by these severe thunderstorms include
Boardman, Wilson, Huntington, Wanderoos, Willow River State Park,
Burkhardt, Joel, Downing, Hersey and Reeve.
This includes U.S. Highway 61 near mile marker 165.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4492 9204 4502 9270 4516 9264 4530 9267
4540 9202 4515 9198
TIME...MOT...LOC 2301Z 272DEG 37KT 4525 9259 4517 9255 4507 9259
HAIL...1.00IN
WIND...60MPH
$$
BORGHOFF2 follow-up statements
129
WWUS53 KMPX 252318
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
618 PM CDT FRI MAY 25 2018
WIC005-033-095-109-252345-
/O.CON.KMPX.SV.W.0023.000000T0000Z-180525T2345Z/
Dunn WI-St. Croix WI-Barron WI-Polk WI-
618 PM CDT FRI MAY 25 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR NORTHWESTERN DUNN...NORTHEASTERN ST. CROIX...SOUTHWESTERN BARRON
AND SOUTHEASTERN POLK COUNTIES...
At 618 PM CDT, severe thunderstorms were located along a line
extending from near Amery to Cylon to near Hammond, moving east at 35
mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
These severe storms will be near...
Clear Lake around 625 PM CDT.
Turtle Lake and Clayton around 630 PM CDT.
Woodville around 635 PM CDT.
Glenwood City, Boyceville and Knapp around 645 PM CDT.
Other locations impacted by these severe thunderstorms include
Downing, Hersey, Reeve, Emerald, Deronda, Deer Park, Arland, Wilson,
Forest and Connorsville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4492 9204 4501 9260 4518 9245 4533 9247
4540 9202 4515 9198
TIME...MOT...LOC 2318Z 275DEG 30KT 4532 9232 4514 9232 4503 9245
HAIL...1.00IN
WIND...60MPH
$$
BORGHOFF922
WWUS53 KMPX 252338
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
638 PM CDT FRI MAY 25 2018
WIC005-033-095-109-252345-
/O.CON.KMPX.SV.W.0023.000000T0000Z-180525T2345Z/
Dunn WI-St. Croix WI-Barron WI-Polk WI-
638 PM CDT FRI MAY 25 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR NORTHWESTERN DUNN...NORTHEASTERN ST. CROIX...SOUTHWESTERN BARRON
AND SOUTHEASTERN POLK COUNTIES...
At 638 PM CDT, severe thunderstorms were located along a line
extending from near Clayton to near Connorsville to near Hersey,
moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
these severe thunderstorms will remain over mainly rural areas of
northwestern Dunn...northeastern St. Croix...southwestern Barron and
southeastern Polk Counties, including the following locations:
Downing, Hersey, Reeve, Emerald, Arland, Wilson, Connorsville and
Joel.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4492 9204 4499 9243 4515 9220 4536 9225
4540 9202 4515 9198
TIME...MOT...LOC 2338Z 273DEG 35KT 4533 9210 4512 9205 4500 9225
HAIL...1.00IN
WIND...60MPH
$$
BORGHOFFThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 7:43 PM CDT | Severe Thunderstorm Warning | MPX | Pierce, Saint Croix | 47 min |
| May 24, 8:23 PM CDT | Special Weather Statement | MPX | Pierce, Saint Croix | 37 min |
| May 24, 9:03 PM CDT | Severe Thunderstorm Warning | MPX | Pierce | 28 min |
| May 25, 7:07 AM CDT | Special Weather Statement | MPX | Pepin | 23 min |
| May 25, 7:55 AM CDT | Special Weather Statement | MPX | Eau Claire | 50 min |
| May 25, 10:00 AM CDT | Special Weather Statement | MPX | Eau Claire | 60 min |
| May 25, 10:58 AM CDT | Special Weather Statement | MPX | Eau Claire | 62 min |
| May 25, 3:33 PM CDT | Severe Thunderstorm Warning | MPX | Eau Claire | 24 min |
| May 25, 3:45 PM CDT | Special Weather Statement | MPX | Polk | 45 min |
| May 25, 4:46 PM CDT | Severe Thunderstorm Warning | MPX | Barron, Dunn | 44 min |
| May 25, 4:49 PM CDT | Special Weather Statement | MPX | Chippewa | 26 min |
| May 25, 5:03 PM CDT | Severe Thunderstorm Warning | MPX | Polk, Saint Croix | 57 min |
| May 25, 5:04 PM CDT | Special Weather Statement | MPX | Saint Croix | 26 min |
| May 25, 6:42 PM CDT | Severe Thunderstorm Warning | MPX | Barron, Chippewa, Dunn | 37 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.