Alert archive / Minnesota / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 60, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 30, 2011, 4:51 AM CDT for 5 counties in Minnesota. It was in force for 54 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
- May 30, 2011, 4:51 AM CDT (09:51 UTC)
- Expired
- May 30, 2011, 5:45 AM CDT
- In force
- 54 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties McLeod County, MN, Meeker County, MN, Renville County, MN, Sibley County, MN, Wright County, MN
The radar
The Minneapolis radar (KMPX), 67 km from the middle of the area, began a volume at 09:52 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 30, 5:19 AM CDT | HAIL 0.25 | Hutchinson, MN | MOSTLY PEA SIZE WITH SOME DIME |
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 29, 10:58 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| May 30, 4:05 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 9.9 hours before the alert went out and 64 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
- 2019 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 167 m²/s²
- 0-3 km storm-relative helicity
- 532 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
619 WUUS53 KMPX 300951 SVRMPX MNC085-093-129-143-171-301045- /O.NEW.KMPX.SV.W.0060.110530T0951Z-110530T1045Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 451 AM CDT MON MAY 30 2011 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WESTERN MCLEOD COUNTY IN CENTRAL MINNESOTA... SOUTHEASTERN MEEKER COUNTY IN CENTRAL MINNESOTA... NORTHEASTERN RENVILLE COUNTY IN CENTRAL MINNESOTA... NORTHWESTERN SIBLEY COUNTY IN CENTRAL MINNESOTA... SOUTHWESTERN WRIGHT COUNTY IN CENTRAL MINNESOTA... * UNTIL 545 AM CDT * AT 448 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 NEAR BUFFALO LAKE...OR ABOUT 19 MILES SOUTHWEST OF HUTCHINSON...AND MOVING NORTHEAST AT 35 MPH. LOCATIONS IN THE WARNING INCLUDE... HUTCHINSON... BUFFALO LAKE... STEWART... LAKESIDE... CEDAR MILLS... BISCAY... SILVER LAKE... DASSEL... COKATO... 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 4517 9433 4501 9401 4457 9458 4467 9478 TIME...MOT...LOC 0951Z 217DEG 31KT 4470 9460 WIND...HAIL 60MPH 1.00IN $$
2 follow-up statements
871
WWUS53 KMPX 301013
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
513 AM CDT MON MAY 30 2011
MNC143-301028-
/O.CAN.KMPX.SV.W.0060.000000T0000Z-110530T1045Z/
SIBLEY MN-
513 AM CDT MON MAY 30 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN SIBLEY COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4474 9456 4493 9455 4517 9433 4501 9401
4475 9435
TIME...MOT...LOC 1013Z 225DEG 40KT 4489 9436
$$
MNC085-093-129-171-301045-
/O.CON.KMPX.SV.W.0060.000000T0000Z-110530T1045Z/
WRIGHT MN-MEEKER MN-MCLEOD MN-RENVILLE MN-
513 AM CDT MON MAY 30 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EXTREME
NORTHEASTERN RENVILLE...NORTHWESTERN MCLEOD...SOUTHEASTERN MEEKER AND
SOUTHWESTERN WRIGHT COUNTIES UNTIL 545 AM CDT...
AT 511 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 HUTCHINSON...
MOVING NORTHEAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
SILVER LAKE...DASSEL...COKATO AND STOCKHOLM.
LAT...LON 4474 9456 4493 9455 4517 9433 4501 9401
4475 9435
TIME...MOT...LOC 1013Z 225DEG 40KT 4489 9436
WIND...HAIL 60MPH 1.00IN
$$093
WWUS53 KMPX 301031
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
531 AM CDT MON MAY 30 2011
MNC129-301046-
/O.CAN.KMPX.SV.W.0060.000000T0000Z-110530T1045Z/
RENVILLE MN-
531 AM CDT MON MAY 30 2011
...THE SEVERE THUNDERSTORM WARNING FOR EXTREME NORTHEASTERN RENVILLE
COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.
LAT...LON 4490 9423 4496 9439 4500 9441 4514 9426
4501 9401
TIME...MOT...LOC 1031Z 225DEG 40KT 4502 9417
$$
MNC085-093-171-301045-
/O.CON.KMPX.SV.W.0060.000000T0000Z-110530T1045Z/
WRIGHT MN-MEEKER MN-MCLEOD MN-
531 AM CDT MON MAY 30 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTH CENTRAL
MCLEOD...EAST CENTRAL MEEKER AND SOUTHWESTERN WRIGHT COUNTIES UNTIL
545 AM CDT...
AT 529 AM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. THIS STORM WAS
LOCATED 5 MILES SOUTH OF COKATO...OR 12 MILES NORTHEAST OF
HUTCHINSON...MOVING NORTHEAST AT 45 MPH.
LOCATIONS IMPACTED INCLUDE...
COKATO.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...LARGE HAIL...AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO
AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.
&&
LAT...LON 4490 9423 4496 9439 4500 9441 4514 9426
4501 9401
TIME...MOT...LOC 1031Z 225DEG 40KT 4502 9417
WIND...HAIL <50MPH 1.00IN
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 2:55 AM CDT | Severe Thunderstorm Warning | MPX | Brown, Redwood | 50 min |
| May 30, 3:17 AM CDT | Special Weather Statement | MPX | Douglas, Pope | 43 min |
| May 30, 3:23 AM CDT | Special Weather Statement | MPX | McLeod | 52 min |
| May 30, 3:42 AM CDT | Severe Thunderstorm Warning | MPX | Carver, McLeod, Meeker, Wright | 51 min |
| May 30, 4:20 AM CDT | Special Weather Statement | MPX | Anoka, Hennepin, Ramsey | 40 min |
| May 30, 4:23 AM CDT | Special Weather Statement | MPX | Yellow Medicine | 52 min |
| May 30, 4:56 AM CDT | Severe Thunderstorm Warning | MPX | Redwood, Renville, Yellow Medicine | 64 min |
| May 30, 5:19 AM CDT | Special Weather Statement | MPX | Hennepin | 41 min |
| May 30, 5:40 AM CDT | Special Weather Statement | MPX | Wright | 50 min |
| May 30, 6:03 AM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Meeker | 42 min |
| May 30, 6:50 AM CDT | Special Weather Statement | MPX | Wright | 40 min |
| May 30, 7:31 AM CDT | Special Weather Statement | MPX | Anoka, Isanti | 44 min |
| May 30, 10:07 AM CDT | Special Weather Statement | MPX | Anoka, Carver, Chisago, Hennepin, Ramsey, Scott | 38 min |
| May 30, 10:25 AM CDT | Severe Thunderstorm Warning | MPX | Anoka, Carver, Chisago, Dakota, Hennepin, Ramsey and 2 more | 50 min |
| May 30, 10:40 AM CDT | River Flood Warning | MPX | Redwood | 11 hr |
| May 30, 10:40 AM CDT | River Flood Warning | MPX | Chippewa, Lac qui Parle, Yellow Medicine | 14 days |
| May 30, 10:40 AM CDT | River Flood Warning | MPX | Carver | 4 days |
| May 30, 12:47 PM CDT | Severe Thunderstorm Warning | MPX | Goodhue | 27 min |
| May 30, 12:56 PM CDT | Severe Thunderstorm Warning | MPX | Washington | 34 min |
| May 30, 1:25 PM CDT | Severe Thunderstorm Warning | MPX | Goodhue, Rice, Steele | 35 min |
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.