Alert archive / Minnesota / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 91, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 10, 2007, 6:20 PM CDT for Chippewa County, Minnesota. It was in force for 55 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
- Jun 10, 2007, 6:20 PM CDT (23:20 UTC)
- Expired
- Jun 10, 2007, 7:15 PM CDT
- In force
- 55 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
County Chippewa County, MN
The radar
The Minneapolis radar (KMPX), 169 km from the middle of the area, began a volume at 23:23 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 |
|---|---|---|---|
| Jun 10, 6:30 PM CDT | HAIL 0.75 | Milan, MN |
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 |
|---|---|---|---|
| Jun 10, 2:30 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.3 hours before the alert went out and 167 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
- 1 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1937 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 23 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 102320 SVRMPX MNC023-110015- /O.NEW.KMPX.SV.W.0091.070610T2320Z-070611T0015Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 620 PM CDT SUN JUN 10 2007 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CHIPPEWA COUNTY IN WEST CENTRAL MINNESOTA... * UNTIL 715 PM CDT * AT 619 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING GOLF BALL SIZE HAIL AND 60 MPH WINDS. THIS STORM WAS LOCATED 6 MILES WEST OF MILAN...OR ABOUT 10 MILES NORTHEAST OF MADISON...AND MOVING EAST AT 25 MPH. * LOCATIONS IMPACTED INCLUDE... MILAN... CLARA CITY... SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. PREPARE TO MOVE TO A PLACE OF SAFETY IN A STURDY STRUCTURE SUCH AS A BASEMENT OR SMALL INTERIOR ROOM IF A TORNADO IS SPOTTED. STAY INDOORS...AND AWAY FROM WINDOWS. LAT...LON 4514 9602 4499 9583 4492 9533 4515 9528 $$ JPR
1 follow-up statement
000 WWUS53 KMPX 102348 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 648 PM CDT SUN JUN 10 2007 MNC023-110015- /O.CON.KMPX.SV.W.0091.000000T0000Z-070611T0015Z/ CHIPPEWA MN- 648 PM CDT SUN JUN 10 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CHIPPEWA COUNTY IN WEST CENTRAL MINNESOTA... AT 644 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE THUNDERSTORMS...CAPABLE OF PRODUCING QUARTER SIZE HAIL AND 60 MPH WINDS. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 8 MILES EAST OF MILAN TO 3 MILES SOUTHEAST OF WATSON...AND MOVING EAST AT 30 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE GLUEK...WATSON...MILAN AND CLARA CITY. LAT...LON 4514 9602 4499 9583 4492 9533 4515 9528 $$ JPR
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 2:12 PM CDT | Severe Thunderstorm Warning | MPX | Yellow Medicine | 48 min |
| Jun 10, 2:56 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 64 min |
| Jun 10, 3:24 PM CDT | Severe Thunderstorm Warning | MPX | Redwood, Renville | 51 min |
| Jun 10, 3:54 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa | 32 min |
| Jun 10, 4:00 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle, Yellow Medicine | 60 min |
| Jun 10, 4:10 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Meeker | 50 min |
| Jun 10, 4:36 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Swift | 54 min |
| Jun 10, 4:39 PM CDT | Severe Thunderstorm Warning | MPX | Wright | 36 min |
| Jun 10, 4:52 PM CDT | Flash Flood Warning | MPX | Lac qui Parle | 113 min |
| Jun 10, 4:53 PM CDT | Severe Thunderstorm Warning | MPX | Stevens, Swift | 67 min |
| Jun 10, 5:01 PM CDT | Severe Thunderstorm Warning | MPX | Meeker | 33 min |
| Jun 10, 5:02 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle | 58 min |
| Jun 10, 5:30 PM CDT | Severe Thunderstorm Warning | MPX | Stearns | 60 min |
| Jun 10, 5:41 PM CDT | Severe Thunderstorm Warning | MPX | Pope | 64 min |
| Jun 10, 6:03 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle | 41 min |
| Jun 10, 6:23 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Morrison | 67 min |
| Jun 10, 6:30 PM CDT | Severe Thunderstorm Warning | MPX | Stearns | 20 min |
| Jun 10, 6:41 PM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 23 min |
Nearby
Severe 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.