Alert archive / Wisconsin / Tornado Warnings in 2019
Tornado Warning 4, NWS Milwaukee, WI
NWS Milwaukee, WI issued this tornado warning at Oct 1, 2019, 9:31 PM CDT for Jefferson County, Wisconsin. It was in force for 29 min. 3 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
- Oct 1, 2019, 9:31 PM CDT (02:31 UTC)
- Expired
- Oct 1, 2019, 10:00 PM CDT
- In force
- 29 min
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
County Jefferson County, WI
The radar
The Milwaukee radar (KMKX), 19 km from the middle of the area, began a volume at 02:34 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 |
|---|---|---|---|
| Oct 1, 9:33 PM CDT | TSTM WND DMG | 1 Ssw Fort Atkinson, WI | ROOF DAMAGE, TREES DOWN AND WINDOWS BLOWN OUT ACROSS THE SOUTH END OF TOWN. POSSIBLE TORNADO. TIME ESTIMATED BY RADAR. |
| Oct 1, 9:42 PM CDT | TORNADO | 3 Wsw Sullivan, WI | CORRECTS PREVIOUS TORNADO REPORT FROM 3 WSW SULLIVAN. NWS STORM SURVEY CONFIRMS AN EF-1 RATED TORNADO WITH PEAK WINDS OF 100 MPH. NUMEROUS TREES SNAPPED OR UPROOTED. ROOF DAMAGE TO SEVERAL STRUCTURES. STARTING POINT IS NEAR INTERSECTION OF ROME RD. AND FROELIC |
| Oct 1, 9:42 PM CDT | TORNADO | 3 Wsw Sullivan, WI | NWS STORM SURVEY CONFIRMS AN EF-1 RATED TORNADO. NUMEROUS TREES SNAPPED OR UPROOTED. ROOF DAMAGE TO SEVERAL STRUCTURES. STARTING POINT IS NEAR INTERSECTION OF ROME RD. AND FROELICH RD. WITH AND END POINT NEAR HIGHWAY 83 BETWEEN HIGHWAYS E AND D. |
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 |
|---|---|---|---|
| Oct 1, 6:05 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 00:00Z, 2.5 hours before the alert went out and 183 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
- 554 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 367 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
037
WFUS53 KMKX 020231
TORMKX
WIC055-020300-
/O.NEW.KMKX.TO.W.0004.191002T0231Z-191002T0300Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Milwaukee/Sullivan WI
931 PM CDT Tue Oct 1 2019
The National Weather Service in Milwaukee/Sullivan has issued a
* Tornado Warning for...
Southern Jefferson County in southeastern Wisconsin...
* Until 1000 PM CDT.
* At 931 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Fort Atkinson, moving east at 45 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.
* This dangerous storm will be near...
Jefferson around 935 PM CDT.
Whitewater around 940 PM CDT.
Palmyra around 950 PM CDT.
Other locations impacted by this tornadic thunderstorm include Rome,
Sullivan, Nws Milwaukee/sullivan and Hebron.
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 4287 8898 4299 8889 4302 8854 4284 8855
4284 8866
TIME...MOT...LOC 0231Z 273DEG 38KT 4292 8888
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
MRC2 follow-up statements
265
WWUS53 KMKX 020243
SVSMKX
Severe Weather Statement
National Weather Service Milwaukee/Sullivan WI
943 PM CDT Tue Oct 1 2019
WIC055-020300-
/O.CON.KMKX.TO.W.0004.000000T0000Z-191002T0300Z/
Jefferson WI-
943 PM CDT Tue Oct 1 2019
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
SOUTHEASTERN JEFFERSON COUNTY...
At 943 PM CDT, a severe squall line capable of producing both
tornadoes and extensive straight line wind damage was located near
Whitewater, moving east at 45 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
These dangerous storms will be near...
Palmyra around 950 PM CDT.
Other locations impacted by this tornadic thunderstorm include Rome,
Sullivan, Nws Milwaukee/sullivan and Hebron.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 4285 8877 4300 8875 4302 8854 4284 8855
4284 8866
TIME...MOT...LOC 0243Z 273DEG 38KT 4291 8871
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
MRC158
WWUS53 KMKX 020251
SVSMKX
Severe Weather Statement
National Weather Service Milwaukee/Sullivan WI
951 PM CDT Tue Oct 1 2019
WIC055-020300-
/O.EXP.KMKX.TO.W.0004.000000T0000Z-191002T0300Z/
Jefferson WI-
951 PM CDT Tue Oct 1 2019
...THE TORNADO WARNING FOR SOUTHEASTERN JEFFERSON COUNTY WILL EXPIRE
AT 1000 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until midnight CDT for
southeastern Wisconsin.
LAT...LON 4285 8877 4300 8875 4302 8854 4284 8855
4284 8866
TIME...MOT...LOC 0250Z 273DEG 38KT 4291 8863
$$
MRCThe office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 1, 7:13 PM CDT | Special Weather Statement | MKX | Ozaukee, Washington | 77 min |
| Oct 1, 7:29 PM CDT | Flash Flood Warning | MKX | Dodge, Fond du Lac, Sheboygan | 3 hr |
| Oct 1, 7:38 PM CDT | Flash Flood Warning | MKX | Columbia, Dane, Dodge, Sauk | 3 hr |
| Oct 1, 8:00 PM CDT | Special Weather Statement | MKX | Iowa, Lafayette | 60 min |
| Oct 1, 8:08 PM CDT | Areal Flood Advisory | MKX | Dane, Iowa, Lafayette | 3 hr |
| Oct 1, 8:35 PM CDT | Flash Flood Warning | MKX | Columbia, Dane | 3 hr |
| Oct 1, 8:41 PM CDT | River Flood Warning | MKX | Sheboygan | 67 hr |
| Oct 1, 8:43 PM CDT | Special Weather Statement | MKX | Dane | 62 min |
| Oct 1, 8:51 PM CDT | Flash Flood Warning | MKX | Dodge, Ozaukee, Washington | 3 hr |
| Oct 1, 9:24 PM CDT | Special Weather Statement | MKX | Rock, Walworth, Waukesha | 51 min |
| Oct 1, 9:47 PM CDT | Areal Flood Advisory | MKX | Jefferson, Milwaukee, Rock, Waukesha | 3 hr |
| Oct 1, 9:48 PM CDT | Tornado Warning | MKX | Waukesha | 27 min |
| Oct 1, 10:31 PM CDT | Flash Flood Warning | MKX | Milwaukee, Racine, Rock, Walworth, Waukesha | 2 hr |
| Oct 1, 10:57 PM CDT | Special Marine Warning | MKX | 63 min | |
| Oct 2, 12:00 AM CDT | River Flood Warning | MKX | Fond du Lac | 21 days |
| Oct 2, 2:40 AM CDT | River Flood Warning | MKX | Dane | 38 hr |
| Oct 2, 3:37 AM CDT | River Flood Warning | MKX | Ozaukee | 21 days |
| Oct 2, 3:54 AM CDT | River Flood Warning | MKX | Ozaukee | 6 days |
| Oct 2, 4:04 AM CDT | River Flood Warning | MKX | Kenosha | 21 days |
| Oct 2, 5:28 AM CDT | River Flood Warning | MKX | Sauk | 7 days |
| Oct 2, 8:25 AM CDT | River Flood Warning | MKX | Columbia | 21 days |
| Oct 2, 9:38 AM CDT | River Flood Warning | MKX | Ozaukee | 25 hr |
| Oct 2, 10:05 AM CDT | River Flood Warning | MKX | Lafayette | 66 hr |
| Oct 2, 10:05 AM CDT | River Flood Warning | MKX | Milwaukee | 34 hr |
| Oct 2, 10:05 AM CDT | River Flood Warning | MKX | Racine | 57 hr |
| Oct 2, 10:05 AM CDT | River Flood Warning | MKX | Rock | 54 hr |
| Oct 2, 10:05 AM CDT | River Flood Warning | MKX | Rock | 37 hr |
| Oct 2, 10:40 AM CDT | River Flood Watch | MKX | Jefferson | 29 hr |
| Oct 2, 10:40 AM CDT | River Flood Watch | MKX | Rock | 22 days |
| Oct 2, 10:40 AM CDT | River Flood Watch | MKX | Racine | 5 days |
| Oct 2, 2:49 PM CDT | Lakeshore Flood Advisory | MKX | Kenosha, Milwaukee, Ozaukee, Racine, Sheboygan | 13 hr |
| Oct 2, 4:36 PM CDT | River Flood Warning | MKX | Rock | 37 days |
| Oct 2, 4:36 PM CDT | River Flood Warning | MKX | Racine | 5 days |
Nearby
Tornado Warnings in Wisconsin, 2019Every tornado warning in 2019Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.