Alert archive / Minnesota / Special Weather Statements in 2021
Special Weather Statement, NWS Twin Cities, MN
NWS Twin Cities, MN issued this special weather statement at Jul 22, 2021, 10:53 AM CDT for Todd County, Minnesota. It was in force for 37 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
- Jul 22, 2021, 10:53 AM CDT (15:53 UTC)
- Expired
- Jul 22, 2021, 11:30 AM CDT
- In force
- 37 min
- Issued by
- NWS Twin Cities, MN
County Todd County, MN
The radar
The Minneapolis radar (KMPX), 160 km from the middle of the area, began a volume at 15:57 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 3.9 hours before the alert went out and 158 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
- 26 J/kg
- Mixed-layer CIN
- -154 J/kg
- Mixed-layer LCL
- 1083 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 89 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
005 WWUS83 KMPX 221553 SPSMPX Special Weather Statement National Weather Service Twin Cities/Chanhassen MN 1053 AM CDT Thu Jul 22 2021 MNZ042-221630- Todd- 1053 AM CDT Thu Jul 22 2021 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN TODD COUNTY THROUGH 1130 AM CDT... At 1052 AM CDT, a strong thunderstorm was located over Long Prairie, or 24 miles west of Little Falls, moving northeast at 10 mph. Dime size hail is possible with this storm. Locations impacted include... Long Prairie and Round Prairie. Frequent cloud to ground lightning is occurring with this storm. Lightning can strike 10 miles away from a thunderstorm. Seek a safe shelter inside a building or vehicle. LAT...LON 4590 9490 4602 9497 4619 9465 4592 9465 TIME...MOT...LOC 1552Z 247DEG 10KT 4598 9487 $$ JPC
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 11:52 AM CDT | Special Weather Statement | MPX | Todd | 53 min |
Nearby
Special Weather Statements in Minnesota, 2021Every special weather statement in 2021
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.