Alert archive / Minnesota / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 54, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 28, 2011, 2:00 PM CDT for 5 counties in Minnesota. It was in force for 34 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 28, 2011, 2:00 PM CDT (19:00 UTC)
- Expired
- May 28, 2011, 2:34 PM CDT
- In force
- 34 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Brown County, MN, Nicollet County, MN, Redwood County, MN, Renville County, MN, Sibley County, MN
The radar
The Minneapolis radar (KMPX), 94 km from the middle of the area, began a volume at 19:02 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 28, 2:00 PM CDT | HAIL 0.5 | Fairfax, MN | |
| May 28, 2:11 PM CDT | HAIL 1.75 | 2 W Gibbon, 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 12:00Z, 7.0 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 918 m above ground
- 0-6 km bulk shear
- 70 kt
- 0-1 km storm-relative helicity
- 135 m²/s²
- 0-3 km storm-relative helicity
- 172 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
216 WUUS53 KMPX 281900 SVRMPX MNC015-103-127-129-143-281945- /O.NEW.KMPX.SV.W.0054.110528T1900Z-110528T1945Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 200 PM CDT SAT MAY 28 2011 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL BROWN COUNTY IN SOUTH CENTRAL MINNESOTA... EXTREME NORTHWESTERN NICOLLET COUNTY IN SOUTH CENTRAL MINNESOTA... EAST CENTRAL REDWOOD COUNTY IN SOUTHWEST MINNESOTA... CENTRAL RENVILLE COUNTY IN CENTRAL MINNESOTA... WESTERN SIBLEY COUNTY IN CENTRAL MINNESOTA... * UNTIL 245 PM CDT * AT 151 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM...CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED 5 MILES SOUTHEAST OF FRANKLIN...OR ABOUT 16 MILES EAST OF REDWOOD FALLS...AND MOVING NORTHEAST AT 15 MPH. LOCATIONS IN THE WARNING INCLUDE... FAIRFAX... GIBBON... 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. && LAT...LON 4474 9468 4453 9437 4437 9478 4451 9496 TIME...MOT...LOC 1900Z 227DEG 15KT 4451 9477 WIND...HAIL 60MPH 1.00IN $$
1 follow-up statement
567 WWUS53 KMPX 281934 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 234 PM CDT SAT MAY 28 2011 MNC015-103-127-129-143-281949- /O.CAN.KMPX.SV.W.0054.000000T0000Z-110528T1945Z/ RENVILLE MN-SIBLEY MN-REDWOOD MN-BROWN MN-NICOLLET MN- 234 PM CDT SAT MAY 28 2011 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN NICOLLET...NORTH CENTRAL BROWN...EAST CENTRAL REDWOOD...WESTERN SIBLEY AND CENTRAL RENVILLE COUNTIES IS CANCELLED... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. LAT...LON 4474 9468 4453 9437 4437 9478 4451 9496 TIME...MOT...LOC 1934Z 227DEG 15KT 4461 9462 $$
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 28, 1:56 PM CDT | Severe Thunderstorm Warning | MPX | Nicollet, Redwood, Sibley | 7 min |
| May 28, 2:16 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Dakota, Le Sueur, McLeod, Rice, Scott and 1 more | 44 min |
| May 28, 2:39 PM CDT | Tornado Warning | MPX | Carver, Scott, Sibley | 36 min |
| May 28, 3:06 PM CDT | Tornado Warning | MPX | Carver, Le Sueur, Rice, Scott, Sibley | 39 min |
| May 28, 3:45 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue, Rice, Scott | 45 min |
| May 28, 3:57 PM CDT | Tornado Warning | MPX | Dakota, Goodhue, Rice, Scott | 33 min |
| May 28, 4:27 PM CDT | Special Weather Statement | MPX | Dakota | 48 min |
| May 28, 4:35 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Goodhue | 40 min |
| May 28, 4:43 PM CDT | Special Weather Statement | MPX | Kanabec, Mille Lacs | 47 min |
| May 28, 6:18 PM CDT | Special Weather Statement | MPX | Rice | 42 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.