Alert archive / Wisconsin / Tornado Warnings in 2023
Tornado Warning 3, NWS Milwaukee, WI
NWS Milwaukee, WI issued this tornado warning at Mar 31, 2023, 7:35 PM CDT for Dane County, Jefferson County, Rock County, Wisconsin. It was in force for 40 min. 4 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
- Mar 31, 2023, 7:35 PM CDT (00:35 UTC)
- Expired
- Mar 31, 2023, 8:15 PM CDT
- In force
- 40 min
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
Counties Dane County, WI, Jefferson County, WI, Rock County, WI
The radar
The Milwaukee radar (KMKX), 56 km from the middle of the area, began a volume at 00:38 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 |
|---|---|---|---|
| Mar 31, 7:40 PM CDT | TSTM WND DMG | Evansville, WI | NWS STORM SURVEY SHOWED DOWNBURST WINDS, WITH DAMAGE IN A WNW TO N DIRECTION. |
| Mar 31, 7:49 PM CDT | TORNADO | 4 Se Stoughton, WI | EF1 TORNADO. PATH LENGTH 4.2 MILES AND MAX WIND 100 MPH. PATH EXTENDED FROM 4 MILES SOUTHEAST OF STOUGHTON TO 6 MILES EAST NORTHEAST OF STOUGHTON. TWO POWER POLES WERE SNAPPED. SHEET METAL WAS CARRIED 400 YARDS DOWNSTREAM. LOTS OF TREES WERE SNAPPED AND TOPPED |
| Mar 31, 8:07 PM CDT | TORNADO | 1 Sw Lake Ripley, WI | EF0 TORNADO. PATH LENGTH 1.4 MILES AND MAX WIND 80 MPH. PATH EXTENDED FROM 1 MILE SOUTHWEST OF LAKE RIPLEY TO THE NORTH SIDE OF LAKE RIPLEY, ALONG HIGHWAY 18. LOTS OF TREES WERE SNAPPED AND TOPPED, WITH SOME TREES UPROOTED. MANY LIMBS WERE KNOCKED DOWN. SOME F |
| Mar 31, 8:10 PM CDT | TORNADO | 1 Sw Lake Ripley, WI | CAMBRIDGE FIRE DEPT REPORTED SEEING A TORNADO WITH TREE DAMAGE NEAR THE INTERSECTION OF US HWY 12 AND SLEEPY HOLLOW ROAD. TIME EST 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 |
|---|---|---|---|
| Mar 31, 2:36 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 0.6 hours before the alert went out and 173 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
- 1722 m above ground
- 0-6 km bulk shear
- 75 kt
- 0-1 km storm-relative helicity
- -457 m²/s²
- 0-3 km storm-relative helicity
- -447 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
105
WFUS53 KMKX 010035
TORMKX
WIC025-055-105-010115-
/O.NEW.KMKX.TO.W.0003.230401T0035Z-230401T0115Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Milwaukee/Sullivan WI
735 PM CDT Fri Mar 31 2023
The National Weather Service in Milwaukee/Sullivan has issued a
* Tornado Warning for...
Northwestern Rock County in south central Wisconsin...
Southeastern Dane County in south central Wisconsin...
Southwestern Jefferson County in southeastern Wisconsin...
* Until 815 PM CDT.
* At 734 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Albany, or near Evansville, moving northeast at 55
mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Stoughton, Edgerton, Evansville, Deerfield, Cambridge, Lake Ripley,
Lake Koshkonong, Fulton, Albion, Utica, Rockdale, Busseyville,
Cooksville, and Indianford.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4277 8937 4283 8937 4308 8914 4296 8886
4268 8921
TIME...MOT...LOC 0034Z 220DEG 46KT 4272 8936
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
KUROSKI2 follow-up statements
382
WWUS53 KMKX 010056
SVSMKX
Severe Weather Statement
National Weather Service Milwaukee/Sullivan WI
756 PM CDT Fri Mar 31 2023
WIC025-055-105-010115-
/O.CON.KMKX.TO.W.0003.000000T0000Z-230401T0115Z/
Rock WI-Dane WI-Jefferson WI-
756 PM CDT Fri Mar 31 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR NORTH
CENTRAL ROCK...SOUTHEASTERN DANE AND SOUTHWESTERN JEFFERSON
COUNTIES...
At 756 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Stoughton, moving northeast at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Stoughton, Edgerton, Deerfield, Cambridge, Lake Ripley, Lake
Koshkonong, Albion, Utica, Rockdale, Busseyville, and Indianford.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4283 8917 4291 8929 4308 8914 4296 8886
4279 8908
TIME...MOT...LOC 0056Z 220DEG 46KT 4294 8911
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CMILLER894
WWUS53 KMKX 010103
SVSMKX
Severe Weather Statement
National Weather Service Milwaukee/Sullivan WI
803 PM CDT Fri Mar 31 2023
WIC105-010113-
/O.CAN.KMKX.TO.W.0003.000000T0000Z-230401T0115Z/
Rock WI-
803 PM CDT Fri Mar 31 2023
...THE TORNADO WARNING FOR NORTH CENTRAL ROCK COUNTY IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the warned area. Therefore, the warning has been cancelled.
A Tornado Watch remains in effect until 1000 PM CDT for south central
and southeastern Wisconsin.
LAT...LON 4291 8911 4299 8921 4308 8914 4296 8886
4288 8897
TIME...MOT...LOC 0103Z 220DEG 46KT 4301 8903
$$
WIC025-055-010115-
/O.CON.KMKX.TO.W.0003.000000T0000Z-230401T0115Z/
Dane WI-Jefferson WI-
803 PM CDT Fri Mar 31 2023
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR EAST
CENTRAL DANE AND WEST CENTRAL JEFFERSON COUNTIES...
At 803 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Cambridge, or 7 miles southwest of Lake Mills,
moving northeast at 55 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Deerfield, Cambridge, Lake Ripley, Lake Koshkonong, Utica, Rockdale,
and Busseyville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4291 8911 4299 8921 4308 8914 4296 8886
4288 8897
TIME...MOT...LOC 0103Z 220DEG 46KT 4301 8903
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
CMILLERThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 31, 7:08 PM CDT | Tornado Warning | MKX | Green, Rock | 37 min |
| Mar 31, 7:11 PM CDT | Severe Thunderstorm Warning | MKX | Dane, Green, Iowa, Jefferson, Lafayette, Rock | 64 min |
| Mar 31, 7:26 PM CDT | Tornado Warning | MKX | Rock | 49 min |
| Mar 31, 7:49 PM CDT | Tornado Warning | MKX | Jefferson, Rock, Walworth | 41 min |
| Mar 31, 7:50 PM CDT | Severe Thunderstorm Warning | MKX | Jefferson, Kenosha, Racine, Rock, Walworth, Waukesha | 55 min |
| Mar 31, 7:58 PM CDT | Special Marine Warning | MKX | 92 min | |
| Mar 31, 8:15 PM CDT | Tornado Warning | MKX | Jefferson | 17 min |
| Mar 31, 8:23 PM CDT | Severe Thunderstorm Warning | MKX | Kenosha, Milwaukee, Racine | 32 min |
| Mar 31, 8:49 PM CDT | Special Weather Statement | MKX | Dodge, Ozaukee, Washington | 41 min |
| Mar 31, 10:05 PM CDT | River Flood Watch | MKX | Sheboygan | 7 hr |
| Apr 1, 5:03 AM CDT | River Flood Warning | MKX | Sheboygan | 10 hr |
| Apr 1, 3:55 PM CDT | Small Craft Advisory | MKX | 10 hr |
Nearby
Tornado Warnings in Wisconsin, 2023Every tornado warning in 2023Tornadoes in 2023
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.