Alert archive / Minnesota / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 142, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 15, 2011, 4:58 AM CDT for Douglas County, Minnesota. It was in force for 62 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
- Jul 15, 2011, 4:58 AM CDT (09:58 UTC)
- Expired
- Jul 15, 2011, 6:00 AM CDT
- In force
- 62 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Douglas County, MN
The radar
The Minneapolis radar (KMPX), 189 km from the middle of the area, began a volume at 09:59 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 15, 5:15 AM CDT | HAIL 1.75 | 2 S Brandon, MN |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 10.0 hours before the alert went out and 187 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
- 703 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 271 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
275 WUUS53 KMPX 150958 SVRMPX MNC041-151100- /O.NEW.KMPX.SV.W.0142.110715T0958Z-110715T1100Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 458 AM CDT FRI JUL 15 2011 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... DOUGLAS COUNTY IN WEST CENTRAL MINNESOTA... * UNTIL 600 AM CDT * AT 454 AM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 6 MILES SOUTHWEST OF BRANDON...OR ABOUT 14 MILES WEST OF ALEXANDRIA...AND MOVING EAST AT 30 MPH. LOCATIONS IN THE WARNING INCLUDE... ALEXANDRIA... EVANSVILLE... KENSINGTON... BRANDON... MILLERVILLE... GARFIELD... FORADA... CARLOS... MILTONA... OSAKIS... ROSE CITY... PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR DAMAGING WINDS IN EXCESS OF 60 MPH AND LARGE HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS. REPORT ANY SIGNIFICANT WIND OR HAIL DAMAGE TO THE NEAREST LAW ENFORCEMENT AGENCY...FOR RELAY TO THE NATIONAL WEATHER SERVICE. && LAT...LON 4611 9514 4577 9515 4577 9573 4610 9576 TIME...MOT...LOC 0958Z 257DEG 25KT 4590 9562 WIND...HAIL 60MPH 1.00IN $$ JLT
4 follow-up statements
535 WWUS53 KMPX 151012 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 512 AM CDT FRI JUL 15 2011 MNC041-151100- /O.CON.KMPX.SV.W.0142.000000T0000Z-110715T1100Z/ DOUGLAS MN- 512 AM CDT FRI JUL 15 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DOUGLAS COUNTY UNTIL 600 AM CDT... AT 508 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR GARFIELD...OR 8 MILES WEST OF ALEXANDRIA...MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... ALEXANDRIA...FORADA...CARLOS...MILTONA...OSAKIS...ROSE CITY...LEAF VALLEY...NELSON AND BELLE RIVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES. && LAT...LON 4611 9514 4577 9515 4577 9573 4610 9576 TIME...MOT...LOC 1012Z 257DEG 25KT 4592 9548 WIND...HAIL 60MPH 1.00IN $$ JLT
663 WWUS53 KMPX 151023 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 523 AM CDT FRI JUL 15 2011 MNC041-151100- /O.CON.KMPX.SV.W.0142.000000T0000Z-110715T1100Z/ DOUGLAS MN- 523 AM CDT FRI JUL 15 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DOUGLAS COUNTY UNTIL 600 AM CDT... AT 522 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR ALEXANDRIA... MOVING EAST AT 30 MPH. LOCATIONS IMPACTED INCLUDE... CARLOS...MILTONA...OSAKIS...ROSE CITY...NELSON AND BELLE RIVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES. && LAT...LON 4611 9514 4577 9515 4577 9573 4610 9576 TIME...MOT...LOC 1024Z 257DEG 25KT 4594 9536 WIND...HAIL 60MPH 1.00IN $$ JLT
177 WWUS53 KMPX 151038 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 538 AM CDT FRI JUL 15 2011 MNC041-151100- /O.CON.KMPX.SV.W.0142.000000T0000Z-110715T1100Z/ DOUGLAS MN- 538 AM CDT FRI JUL 15 2011 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR DOUGLAS COUNTY UNTIL 600 AM CDT... AT 535 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR CARLOS...OR 5 MILES NORTH OF ALEXANDRIA...MOVING EAST AT 25 MPH. LOCATIONS IMPACTED INCLUDE... CARLOS...MILTONA...OSAKIS...ROSE CITY...NELSON AND BELLE RIVER. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES. && LAT...LON 4611 9514 4577 9515 4577 9573 4610 9576 TIME...MOT...LOC 1038Z 257DEG 20KT 4595 9532 WIND...HAIL 60MPH 1.00IN $$ JLT
114 WWUS53 KMPX 151056 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 556 AM CDT FRI JUL 15 2011 MNC041-151111- /O.EXP.KMPX.SV.W.0142.000000T0000Z-110715T1100Z/ DOUGLAS MN- 556 AM CDT FRI JUL 15 2011 ...THE SEVERE THUNDERSTORM WARNING FOR DOUGLAS COUNTY WILL EXPIRE AT 600 AM CDT... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY. TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES. LAT...LON 4611 9514 4577 9515 4577 9573 4610 9576 TIME...MOT...LOC 1056Z 257DEG 20KT 4597 9518 $$ JLT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 3:40 AM CDT | Excessive Heat Watch | MPX | Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more | 36 hr |
| Jul 15, 5:55 AM CDT | Areal Flood Advisory | MPX | Douglas, Todd | 3 hr |
| Jul 15, 6:13 AM CDT | Special Weather Statement | MPX | Todd | 62 min |
| Jul 15, 6:19 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Stearns, Todd | 56 min |
| Jul 15, 6:44 AM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 61 min |
| Jul 15, 6:50 AM CDT | Severe Thunderstorm Warning | MPX | Douglas | 55 min |
| Jul 15, 7:05 AM CDT | Severe Thunderstorm Warning | MPX | Stearns | 55 min |
| Jul 15, 7:11 AM CDT | Special Weather Statement | MPX | Morrison | 79 min |
| Jul 15, 7:33 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Stearns, Todd | 57 min |
| Jul 15, 8:14 AM CDT | Flash Flood Warning | MPX | Douglas, Todd | 3 hr |
| Jul 15, 8:37 AM CDT | Special Weather Statement | MPX | Stearns | 53 min |
| Jul 15, 8:51 AM CDT | Flash Flood Warning | MPX | Pope, Stearns | 3 hr |
| Jul 15, 9:00 AM CDT | Severe Thunderstorm Warning | MPX | Meeker, Stearns, Wright | 45 min |
| Jul 15, 9:36 AM CDT | River Flood Warning | MPX | Todd | 5 days |
| Jul 15, 10:12 AM CDT | Special Weather Statement | MPX | Anoka, Hennepin, Sherburne, Wright | 63 min |
| Jul 15, 11:07 AM CDT | Special Weather Statement | MPX | Freeborn, Steele | 38 min |
| Jul 15, 12:41 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue, Rice | 52 min |
| Jul 15, 12:52 PM CDT | Flood Watch | MPX | Anoka, Blue Earth, Brown, Carver, Chippewa, Dakota and 22 more | 13 hr |
| Jul 15, 2:45 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Le Sueur, Nicollet, Waseca | 44 min |
| Jul 15, 3:09 PM CDT | Areal Flood Advisory | MPX | Blue Earth, Carver, Le Sueur, Nicollet, Rice, Scott and 2 more | 3 hr |
| Jul 15, 3:20 PM CDT | Special Weather Statement | MPX | Freeborn, Le Sueur, Rice, Steele, Waseca | 55 min |
| Jul 15, 3:34 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn, Rice, Steele, Waseca | 26 min |
| Jul 15, 3:35 PM CDT | Flash Flood Warning | MPX | Dakota, Le Sueur, Rice, Scott, Steele, Waseca | 3 hr |
| Jul 15, 3:46 PM CDT | Excessive Heat Warning | MPX | Anoka, Benton, Blue Earth, Brown, Carver, Chippewa and 36 more | 5 days |
| Jul 15, 3:50 PM CDT | Flash Flood Warning | MPX | Dakota, Goodhue, Rice | 3 hr |
| Jul 15, 4:55 PM CDT | Areal Flood Advisory | MPX | Faribault, Freeborn, Steele, Waseca | 3 hr |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2011Every severe thunderstorm warning in 2011
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.