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 Jun 28, 2021, 1:29 PM CDT for Anoka County, Minnesota. It was in force for 31 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
- Jun 28, 2021, 1:29 PM CDT (18:29 UTC)
- Expired
- Jun 28, 2021, 2:00 PM CDT
- In force
- 31 min
- Issued by
- NWS Twin Cities, MN
County Anoka County, MN
The radar
The Minneapolis radar (KMPX), 70 km from the middle of the area, began a volume at 18:30 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, 6.5 hours before the alert went out and 72 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
- 591 J/kg
- Mixed-layer CIN
- -36 J/kg
- Mixed-layer LCL
- 860 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 30 m²/s²
- 0-3 km storm-relative helicity
- 62 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
892 WWUS83 KMPX 281829 SPSMPX Special Weather Statement National Weather Service Twin Cities/Chanhassen MN 129 PM CDT Mon Jun 28 2021 MNZ053-061-063-281900- Anoka-Washington-Chisago- 129 PM CDT Mon Jun 28 2021 ...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN CHISAGO... NORTHEASTERN ANOKA AND NORTHERN WASHINGTON COUNTIES... At 129 PM CDT, a strong thunderstorm was located near Forest Lake, or 18 miles southeast of Cambridge, moving east at 30 mph. Winds in excess of 40 mph and pea size hail are possible with this storm. Locations impacted include... Andover, Forest Lake, Ham Lake, East Bethel, Chisago City, Lindstrom, Scandia, Stacy, Center City, Wyoming, Shafer and Otisville. LAT...LON 4521 9276 4522 9328 4541 9315 4542 9274 TIME...MOT...LOC 1829Z 260DEG 28KT 4529 9308 $$ Dye
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 28, 11:26 AM CDT | Special Weather Statement | MPX | Sibley | 34 min |
| Jun 28, 12:09 PM CDT | Special Weather Statement | MPX | Watonwan | 36 min |
| Jun 28, 12:39 PM CDT | Special Weather Statement | MPX | Carver | 36 min |
| Jun 28, 12:55 PM CDT | Special Weather Statement | MPX | Le Sueur | 35 min |
| Jun 28, 1:01 PM CDT | Special Weather Statement | MPX | Hennepin | 44 min |
| Jun 28, 1:37 PM CDT | Special Weather Statement | MPX | Scott | 23 min |
| Jun 28, 1:59 PM CDT | Special Weather Statement | MPX | Ramsey | 16 min |
| Jun 28, 3:43 PM CDT | Special Weather Statement | MPX | Redwood | 32 min |
| Jun 28, 4:32 PM CDT | Special Weather Statement | MPX | Stevens | 43 min |
| Jun 28, 4:34 PM CDT | Special Weather Statement | MPX | Rusk | 26 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.