Alert archive / Minnesota / Tornado Warnings in 2001
Tornado Warning 20, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jun 1, 2001, 1:36 PM CDT for Freeborn County, Minnesota. It was in force for 24 min. 1 report came from 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, with what was reported inside it.
The facts
- Issued
- Jun 1, 2001, 1:36 PM CDT (18:36 UTC)
- Expired
- Jun 1, 2001, 2:00 PM CDT
- In force
- 24 min
- Issued by
- NWS Twin Cities, MN
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Freeborn County, MN
The radar
The Minneapolis radar (KMPX), 134 km from the middle of the area, began a volume at 18:39 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 |
|---|---|---|---|
| Jun 1, 1:40 PM CDT | Hail 0.75 | Albert Lea, MN |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 6.6 hours before the alert went out and 135 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
- 1164 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 155 m²/s²
- 0-3 km storm-relative helicity
- 185 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KMPX 011837 TORMSP MNC047-011900- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 136 PM CDT FRI JUN 1 2001 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * TORNADO WARNING FOR... FREEBORN COUNTY IN SOUTH CENTRAL MINNESOTA * UNTIL 200 PM CDT * AT 136 PM CDT...SEVERE WEATHER SPOTTERS REPORTED A TORNADO 2 MILES NORTH OF EMMONS...MOVING EAST AT 35 MPH. * SOME LOCATIONS IN THE PATH OF THIS TORNADO INCLUDE... TWIN LAKES ALBERT LEA. GLENVILLE CONGER. MYRTLE. GO TO THE BASEMENT OR A SMALL INTERIOR ROOM ON THE LOWEST FLOOR! LAT...LON 4365 9357 4356 9350 4358 9314 4380 9326 & EDWARDS
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 12:48 PM CDT | Severe Thunderstorm Warning | MPX | Blue Earth, Faribault | 42 min |
| Jun 1, 1:07 PM CDT | Tornado Warning | MPX | Hennepin, Wright | 23 min |
| Jun 1, 1:11 PM CDT | Severe Thunderstorm Warning | MPX | Freeborn | 34 min |
| Jun 1, 1:30 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Wright | 45 min |
| Jun 1, 1:59 PM CDT | Tornado Warning | MPX | Hennepin | 46 min |
| Jun 1, 3:28 PM CDT | Severe Thunderstorm Warning | MPX | Dakota, Scott | 47 min |
Nearby
Tornado Warnings in Minnesota, 2001Every tornado warning in 2001Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.