Alert archive / Wisconsin / Tornado Warnings in 2009
Tornado Warning 16, NWS Milwaukee, WI
NWS Milwaukee, WI issued this tornado warning at Jul 27, 2009, 6:39 PM CDT for Columbia County, Dodge County, Wisconsin. It was in force for 36 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 27, 2009, 6:39 PM CDT (23:39 UTC)
- Expired
- Jul 27, 2009, 7:15 PM CDT
- In force
- 36 min
- Issued by
- NWS Milwaukee, WI
- Area
- Storm-based polygon
Counties Columbia County, WI, Dodge County, WI
The radar
The Milwaukee radar (KMKX), 69 km from the middle of the area, began a volume at 23:40 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 27, 6:44 PM CDT | HAIL 0.88 | Cambria, WI | |
| Jul 27, 6:55 PM CDT | HAIL 1 | Cambria, WI | QUARTER SIZE HAIL FROM CAMBRIA UP TO HWY 33 |
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 27, 2:41 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.7 hours before the alert went out and 129 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
- 74 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 1153 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 38 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KMKX 272339 TORMKX WIC021-027-280045- /O.NEW.KMKX.TO.W.0016.090727T2339Z-090728T0045Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 639 PM CDT MON JUL 27 2009 THE NATIONAL WEATHER SERVICE IN SULLIVAN HAS ISSUED A * TORNADO WARNING FOR... NORTHEASTERN COLUMBIA COUNTY IN SOUTH CENTRAL WISCONSIN NORTHWESTERN DODGE COUNTY IN SOUTHEAST WISCONSIN * UNTIL 745 PM CDT * AT 637 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED NEAR CAMBRIA...OR 15 MILES EAST OF PORTAGE...AND MOVING SOUTHEAST AT 15 MPH. * THIS TORNADIC STORM WILL BE NEAR... 5 MILES SOUTHWEST OF FRIESLAND BY 645 PM CDT... CAMBRIA BY 650 PM CDT... 5 MILES SOUTHWEST OF RANDOLPH BY 705 PM CDT... 4 MILES NORTHEAST OF FALL RIVER BY 730 PM CDT... IN ADDITION TO THE TORNADO...THIS STORM IS EXPECTED TO PRODUCE 1.5 INCH SIZED HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. LAT...LON 4351 8880 4336 8903 4351 8921 4363 8902 TIME...MOT...LOC 2339Z 320DEG 13KT 4357 8916 $$ GEHRING
2 follow-up statements
000 WWUS53 KMKX 272357 SVSMKX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 657 PM CDT MON JUL 27 2009 WIC021-027-280045- /O.CON.KMKX.TO.W.0016.000000T0000Z-090728T0045Z/ COLUMBIA WI-DODGE WI- 657 PM CDT MON JUL 27 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR NORTHWESTERN DODGE AND NORTHEASTERN COLUMBIA COUNTIES... AT 656 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM WITH STRONG ROTATION. THIS POSSIBLE TORNADO WAS LOCATED NEAR CAMBRIA...OR 13 MILES WEST OF BEAVER DAM...MOVING SOUTHEAST AT 15 MPH. THE POSSIBLE TORNADO WILL BE NEAR... RANDOLPH BY 705 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING HALF DOLLAR SIZE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. && LAT...LON 4351 8880 4336 8903 4351 8921 4363 8902 TIME...MOT...LOC 2357Z 310DEG 14KT 4352 8909 $$ MBK
000 WWUS53 KMKX 280015 SVSMKX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI 715 PM CDT MON JUL 27 2009 WIC021-027-280025- /O.CAN.KMKX.TO.W.0016.000000T0000Z-090728T0045Z/ COLUMBIA WI-DODGE WI- 715 PM CDT MON JUL 27 2009 ...THE TORNADO WARNING FOR NORTHWESTERN DODGE AND NORTHEASTERN COLUMBIA COUNTIES IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND NO LONGER APPEARS TO BE SEVERE...HOWEVER SMALL HAIL AND GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM. IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 9 PM CDT. LAT...LON 4351 8880 4336 8903 4351 8921 4363 8902 TIME...MOT...LOC 0015Z 310DEG 14KT 4348 8902 $$ MBK
The office that day
Everything else NWS Milwaukee, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 4:22 PM CDT | Severe Thunderstorm Warning | MKX | Marquette | 83 min |
| Jul 27, 5:04 PM CDT | Tornado Warning | MKX | Marquette | 71 min |
| Jul 27, 5:57 PM CDT | Tornado Warning | MKX | Columbia, Green Lake, Marquette | 63 min |
| Jul 27, 6:02 PM CDT | Tornado Warning | MKX | Iowa, Sauk | 73 min |
| Jul 27, 6:13 PM CDT | Tornado Warning | MKX | Dodge, Fond du Lac, Washington | 40 min |
| Jul 27, 6:15 PM CDT | Flash Flood Warning | MKX | Iowa, Sauk | 3 hr |
| Jul 27, 6:59 PM CDT | Severe Thunderstorm Warning | MKX | Iowa, Lafayette | 61 min |
Nearby
Tornado Warnings in Wisconsin, 2009Every tornado warning in 2009Tornadoes in 2009
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.