Alert archive / Minnesota / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 206, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Aug 17, 2001, 9:00 PM CDT for Blue Earth County, Brown County, Watonwan County, Minnesota. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Aug 17, 2001, 9:00 PM CDT (02:00 UTC)
- Expired
- Aug 17, 2001, 10:00 PM CDT
- In force
- 60 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Blue Earth County, MN, Brown County, MN, Watonwan County, MN
The radar
The Minneapolis radar (KMPX), 112 km from the middle of the area, began a volume at 02:03 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 |
|---|---|---|---|
| Aug 17, 5:00 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 2.0 hours before the alert went out and 111 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
- 478 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 1766 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 48 m²/s²
- 0-3 km storm-relative helicity
- 113 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
370
WUUS53 KMPX 180203
SVRMSP
MNC013-015-165-180300-
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
900 PM CDT FRI AUG 17 2001
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
WATONWAN COUNTY IN SOUTH CENTRAL MINNESOTA
BROWN COUNTY IN SOUTH CENTRAL MINNESOTA
BLUE EARTH COUNTY IN SOUTH CENTRAL MINNESOTA
* UNTIL 1000 PM CDT
* AT 850 PM CDT...SEVERE WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM WITH NICKEL SIZE HAIL IN SPRINGFIELD...OR ABOUT 30
MILES WEST OF NEW ULM. THIS THUNDERSTORM WAS MOVING SOUTHEAST AT
25 MPH.
* SOME LOCATIONS AFFECTED BY THIS STORM INCLUDE...
COMFREY.
HANSKA.
ST JAMES.
SLEEPY EYE.
MADELIA.
DARFUR.
BUTTERNUT.
LAT...LON 4433 9465 4424 9508 4388 9478 4389 9435
4387 9394 4411 9409
&&The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 7:08 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 37 min |
| Aug 17, 7:14 PM CDT | Severe Thunderstorm Warning | MPX | Renville | 46 min |
| Aug 17, 7:17 PM CDT | Severe Thunderstorm Warning | MPX | Morrison | 58 min |
| Aug 17, 7:32 PM CDT | Severe Thunderstorm Warning | MPX | Pope | 43 min |
| Aug 17, 7:44 PM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 61 min |
| Aug 17, 7:59 PM CDT | Severe Thunderstorm Warning | MPX | Redwood | 46 min |
| Aug 17, 8:11 PM CDT | Severe Thunderstorm Warning | MPX | Benton | 49 min |
| Aug 17, 8:43 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Meeker, Stearns | 47 min |
| Aug 17, 9:31 PM CDT | Severe Thunderstorm Warning | MPX | Wright | 44 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2001Every severe thunderstorm warning in 2001
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.