Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 34, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 23, 2007, 3:22 PM CDT for Polk County, Wisconsin; Chisago County, Minnesota. It was in force for 53 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
- May 23, 2007, 3:22 PM CDT (20:22 UTC)
- Expired
- May 23, 2007, 4:15 PM CDT
- In force
- 53 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Chisago County, MN, Polk County, WI
The radar
The Minneapolis radar (KMPX), 90 km from the middle of the area, began a volume at 20:24 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 23, 4:00 PM CDT | TSTM WND DMG | 4 Nne Balsam Lake, WI | TREE DOWN ON 200TH STREET. |
| May 23, 4:00 PM CDT | TSTM WND DMG | Balsam Lake, WI | POWER LINES DOWN AT INTERSECTION OF HWY 47 AND 180TH. POWER LINES ALSO DOWN AT 190TH AVE AND 136TH ST. TIME WAS ESTIMATED. |
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 23, 2:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 8.4 hours before the alert went out and 92 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
- 84 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 811 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KMPX 232023 SVRMPX MNC025-WIC095-232115- /O.NEW.KMPX.SV.W.0034.070523T2022Z-070523T2115Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 322 PM CDT WED MAY 23 2007 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CHISAGO COUNTY IN EAST CENTRAL MINNESOTA... POLK COUNTY IN NORTHWEST WISCONSIN... * UNTIL 415 PM CDT * AT 321 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING ONE INCH HAIL AND 65 MPH WINDS. THIS STORM WAS LOCATED 5 MILES SOUTH OF CHISAGO CITY...OR ABOUT 21 MILES NORTHWEST OF NEW RICHMOND...AND MOVING NORTHEAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... CHISAGO CITY... LINDSTROM... OSCEOLA... ST CROIX FALLS... BALSAM LAKE... STAY INDOORS...AND AWAY FROM WINDOWS. LAT...LON 4530 9297 4529 9262 4551 9239 4564 9273 $$ DWE/TDK
1 follow-up statement
000 WWUS53 KMPX 232047 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 347 PM CDT WED MAY 23 2007 MNC025-WIC095-232115- /O.CON.KMPX.SV.W.0034.000000T0000Z-070523T2115Z/ CHISAGO MN-POLK WI- 347 PM CDT WED MAY 23 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM CDT FOR POLK AND CHISAGO COUNTIES... AT 347 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM...CAPABLE OF PRODUCING LARGE HAIL. THIS STORM WAS LOCATED NEAR LINDSTROM...AND MOVING NORTHEAST AT 25 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE CUSHING...TAYLORS FALLS... SHAFER...LINDSTROM...CENTER CITY...ST CROIX FALLS... OSCEOLA... MILLTOWN AND LUCK. VERY HEAVY RAIN WILL ALSO OCCUR. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS. LAT...LON 4531 9291 4531 9248 4568 9221 4563 9275 $$ TDK
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 4:07 PM CDT | Tornado Warning | MPX | Polk | 38 min |
| May 23, 4:24 PM CDT | Severe Thunderstorm Warning | MPX | Barron | 66 min |
| May 23, 4:29 PM CDT | Severe Thunderstorm Warning | MPX | Saint Croix | 61 min |
| May 23, 4:31 PM CDT | Severe Thunderstorm Warning | MPX | Pierce | 59 min |
| May 23, 4:48 PM CDT | Tornado Warning | MPX | Polk | 27 min |
| May 23, 5:12 PM CDT | Severe Thunderstorm Warning | MPX | Dunn | 63 min |
| May 23, 5:27 PM CDT | Severe Thunderstorm Warning | MPX | Barron | 48 min |
| May 23, 6:04 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Rusk | 56 min |
| May 23, 2:06 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin | 39 min |
| May 23, 2:25 PM CDT | Tornado Warning | MPX | Anoka, Hennepin | 35 min |
| May 23, 2:39 PM CDT | Severe Thunderstorm Warning | MPX | Ramsey, Washington | 51 min |
| May 23, 2:43 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault | 62 min |
| May 23, 3:12 PM CDT | Severe Thunderstorm Warning | MPX | Waseca | 46 min |
| May 23, 3:18 PM CDT | Severe Thunderstorm Warning | MPX | Dakota | 42 min |
| May 23, 3:29 PM CDT | Severe Thunderstorm Warning | MPX | Ramsey, Washington | 61 min |
| May 23, 3:42 PM CDT | Severe Thunderstorm Warning | MPX | Rice | 46 min |
| May 23, 4:07 PM CDT | Tornado Warning | MPX | Goodhue | 53 min |
| May 23, 4:18 PM CDT | Tornado Warning | MPX | Dakota | 20 min |
| May 23, 5:01 PM CDT | Severe Thunderstorm Warning | MPX | Goodhue | 44 min |
| May 23, 6:49 PM CDT | Severe Thunderstorm Warning | MPX | Faribault | 41 min |
| May 23, 6:57 PM CDT | Flash Flood Warning | MPX | Faribault, Freeborn | 3 hr |
Nearby
Severe Thunderstorm Warnings in Wisconsin, 2007Severe Thunderstorm Warnings in Minnesota, 2007Every severe thunderstorm warning in 2007
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.