Alert archive / Minnesota / Tornado Warnings in 2024
Tornado Warning 18, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Aug 5, 2024, 5:34 PM CDT for Watonwan County, Minnesota. It was in force for 26 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
- Aug 5, 2024, 5:34 PM CDT (22:34 UTC)
- Expired
- Aug 5, 2024, 6:00 PM CDT
- In force
- 26 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Watonwan County, MN
The radar
The Minneapolis radar (KMPX), 125 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 5, 5:35 PM CDT | TORNADO | 5 Wsw La Salle, MN | Several reports of trees downed and power line damage. Relayed via County Dispatch. Time estimated from radar. |
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 |
|---|---|---|---|
| Aug 5, 5:24 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.6 hours before the alert went out and 123 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
- 700 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 145 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
724
WFUS53 KMPX 052234
TORMPX
MNC165-052300-
/O.NEW.KMPX.TO.W.0018.240805T2234Z-240805T2300Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Twin Cities/Chanhassen MN
534 PM CDT Mon Aug 5 2024
The National Weather Service in the Twin Cities has issued a
* Tornado Warning for...
Central Watonwan County in south central Minnesota...
* Until 600 PM CDT.
* At 533 PM CDT, a severe thunderstorm capable of producing a tornado
was located near St. James, or 20 miles southwest of New Ulm,
moving southeast at 25 mph.
HAZARD...Tornado.
SOURCE...Weather spotters reported funnel cloud.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
St. James around 540 PM CDT.
Other locations impacted by this tornadic thunderstorm include St
James Airport and Grogan.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
&&
LAT...LON 4402 9471 4407 9467 4403 9442 4392 9457
TIME...MOT...LOC 2233Z 294DEG 23KT 4404 9465
TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
$$
Dye2 follow-up statements
790
WWUS53 KMPX 052244
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
544 PM CDT Mon Aug 5 2024
MNC165-052300-
/O.CON.KMPX.TO.W.0018.000000T0000Z-240805T2300Z/
Watonwan MN-
544 PM CDT Mon Aug 5 2024
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR CENTRAL
WATONWAN COUNTY...
At 544 PM CDT, a confirmed tornado was located near St. James, or 21
miles south of New Ulm, moving southeast at 25 mph.
HAZARD...Damaging tornado.
SOURCE...Weather spotters confirmed tornado.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This tornadic thunderstorm will remain over mainly rural areas of
central Watonwan County, including the following locations... St
James Airport and Grogan.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.
&&
LAT...LON 4401 9467 4406 9463 4403 9442 4392 9457
TIME...MOT...LOC 2244Z 294DEG 23KT 4401 9456
TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN
$$
Dye376 WWUS53 KMPX 052255 SVSMPX Severe Weather Statement National Weather Service Twin Cities/Chanhassen MN 555 PM CDT Mon Aug 5 2024 MNC165-052304- /O.EXP.KMPX.TO.W.0018.000000T0000Z-240805T2300Z/ Watonwan MN- 555 PM CDT Mon Aug 5 2024 ...THE TORNADO WARNING FOR CENTRAL WATONWAN COUNTY WILL EXPIRE AT 600 PM CDT... The Tornado Warning that was previously in effect has been reissued for eastern Watonwan County and is in effect until 630 PM CDT. Please refer to that bulletin for the latest severe weather information. A Tornado Watch remains in effect until midnight CDT for south central Minnesota. To report severe weather, contact your nearest law enforcement agency. They will relay your report to the National Weather Service the Twin Cities. Remember, a Tornado Warning still remains in effect for eastern Watonwan county. && LAT...LON 4401 9467 4406 9463 4403 9442 4392 9457 TIME...MOT...LOC 2254Z 294DEG 23KT 4399 9449 $$ Dye
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 5, 3:20 AM CDT | Flood Watch | MPX | Dakota, Goodhue, Rice | 18 hr |
| Aug 5, 4:53 AM CDT | Special Weather Statement | MPX | Yellow Medicine | 37 min |
| Aug 5, 5:19 PM CDT | Tornado Warning | MPX | Watonwan | 26 min |
| Aug 5, 5:53 PM CDT | Tornado Warning | MPX | Blue Earth, Watonwan | 37 min |
| Aug 5, 5:59 PM CDT | Tornado Warning | MPX | Blue Earth, Nicollet | 31 min |
| Aug 5, 6:20 PM CDT | Special Weather Statement | MPX | Waseca | 25 min |
| Aug 5, 6:20 PM CDT | Tornado Warning | MPX | Blue Earth, Faribault | 25 min |
| Aug 5, 6:22 PM CDT | Tornado Warning | MPX | Blue Earth, Waseca | 23 min |
| Aug 5, 6:36 PM CDT | Tornado Warning | MPX | Faribault | 24 min |
| Aug 5, 6:39 PM CDT | Tornado Warning | MPX | Steele, Waseca | 36 min |
| Aug 5, 6:54 PM CDT | Special Weather Statement | MPX | Dakota | 36 min |
| Aug 5, 6:59 PM CDT | Tornado Warning | MPX | Faribault, Freeborn | 31 min |
Nearby
Tornado Warnings in Minnesota, 2024Every tornado warning in 2024Tornadoes in 2024
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.