Alert archive / Minnesota / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 394, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 21, 2005, 5:35 PM CDT for Benton County, Sherburne County, Minnesota. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 21, 2005, 5:35 PM CDT (22:35 UTC)
- Expired
- Sep 21, 2005, 6:15 PM CDT
- In force
- 40 min
- Issued by
- NWS Twin Cities, MN
- Area
- Counties, with a storm outline in the text
Counties Benton County, MN, Sherburne County, MN
The radar
The Minneapolis radar (KMPX), 93 km from the middle of the area, began a volume at 22:36 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 21, 4:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
| Sep 21, 5:30 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.6 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
- 15 J/kg
- Mixed-layer CIN
- -441 J/kg
- Mixed-layer LCL
- 1544 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 60 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 212235 SVRMPX MNC009-141-212315- /O.NEW.KMPX.SV.W.0394.050921T2235Z-050921T2315Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 535 PM CDT WED SEP 21 2005 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... BENTON COUNTY IN CENTRAL MINNESOTA SHERBURNE COUNTY IN CENTRAL MINNESOTA * UNTIL 615 PM CDT * AT 532 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM... CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS LOCATED 16 MILES WEST OF FOLEY...OR ABOUT OVER ST CLOUD...AND MOVING EAST AT 20 MPH. * LOCATIONS IMPACTED INCLUDE... FOLEY... CABLE... SANTIAGO... STAY INDOORS...AND AWAY FROM WINDOWS. LAT...LON 4568 9420 4550 9412 4550 9376 4576 9377 $$ MARGRAF
1 follow-up statement
000 WWUS53 KMPX 212253 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 551 PM CDT WED SEP 21 2005 MNC009-141-212315- /O.CON.KMPX.SV.W.0394.000000T0000Z-050921T2315Z/ BENTON MN-SHERBURNE MN- 551 PM CDT WED SEP 21 2005 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT FOR SHERBURNE AND BENTON COUNTIES... AT 541 PM CDT...A TRAINED SPOTTER REPORTED NICKEL SIZE HAIL AT SAUK RAPIDS. AT 550 PM...A SEVERE THUNDERSTORM WITH LARGE HAIL WAS LOCATED NEAR LUXEMBURG...AND WAS MOVING TOWARD CLEAR LAKE IN WESTERN SHERBURNE COUNTY. AT 545 PM CDT...DOPPLER RADAR INDICATED ANOTHER SEVERE THUNDERSTORM...CAPABLE OF PRODUCING LARGE HAIL AND DAMAGING WINDS. THIS STORM WAS LOCATED NEAR DUELM...OR ABOUT 6 MILES EAST OF ST CLOUD...AND MOVING EAST AT 30 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE SANTIAGO...PARENT...MAYHEW... GLENDORADO...RONNEBY AND FOLEY. LAT...LON 4568 9420 4550 9412 4550 9376 4576 9377 $$ MKM/RJN
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 21, 5:23 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Stearns | 67 min |
| Sep 21, 5:34 PM CDT | Tornado Warning | MPX | Stearns | 56 min |
| Sep 21, 5:50 PM CDT | Tornado Warning | MPX | Kandiyohi | 40 min |
| Sep 21, 5:59 PM CDT | Severe Thunderstorm Warning | MPX | Meeker | 61 min |
| Sep 21, 6:04 PM CDT | Tornado Warning | MPX | Sherburne, Wright | 41 min |
| Sep 21, 6:14 PM CDT | Tornado Warning | MPX | Meeker | 31 min |
| Sep 21, 6:21 PM CDT | Severe Thunderstorm Warning | MPX | Chisago | 39 min |
| Sep 21, 6:38 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Sherburne, Wright | 67 min |
| Sep 21, 6:53 PM CDT | Severe Thunderstorm Warning | MPX | McLeod, Meeker | 67 min |
| Sep 21, 6:59 PM CDT | Tornado Warning | MPX | McLeod, Meeker | 27 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2005Every severe thunderstorm warning in 2005
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.