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 9, 2021, 6:48 PM CDT for Ramsey County, Minnesota. It was in force for 42 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
- Jun 9, 2021, 6:48 PM CDT (23:48 UTC)
- Expired
- Jun 9, 2021, 7:30 PM CDT
- In force
- 42 min
- Issued by
- NWS Twin Cities, MN
County Ramsey County, MN
The radar
The Minneapolis radar (KMPX), 33 km from the middle of the area, began a volume at 23:52 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 9, 7:17 PM CDT | TSTM WND GST 51 | 2 Ese St. Paul, MN | ASOS STATION KSTP ST. PAUL DWTN AP. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.8 hours before the alert went out and 36 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
- 417 J/kg
- Mixed-layer CIN
- -122 J/kg
- Mixed-layer LCL
- 1661 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -23 m²/s²
- 0-3 km storm-relative helicity
- 53 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
788
WWUS83 KMPX 092348
SPSMPX
Special Weather Statement
National Weather Service Twin Cities/Chanhassen MN
648 PM CDT Wed Jun 9 2021
MNZ060-062-070-100030-
Dakota-Hennepin-Ramsey-
648 PM CDT Wed Jun 9 2021
...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN HENNEPIN...
NORTHWESTERN DAKOTA AND SOUTHERN RAMSEY COUNTIES...
At 647 PM CDT, a strong thunderstorm was located over MSP
International Airport, or 6 miles southwest of St. Paul, moving
northeast at 20 mph.
Wind gusts up to 50 mph and pea size hail are possible with this
storm.
Locations impacted include...
Minneapolis, St. Paul, Bloomington, Eagan, Maplewood, Richfield,
Roseville, Shoreview, New Brighton, South St. Paul, West St. Paul and
Mendota Heights.
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 4485 9330 4507 9319 4500 9298 4498 9299
4480 9317
TIME...MOT...LOC 2347Z 208DEG 17KT 4487 9319
$$
DyeThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 11:04 PM CDT | Special Weather Statement | MPX | Anoka | 26 min |
| Jun 9, 4:30 PM CDT | Special Weather Statement | MPX | Stearns | 15 min |
| Jun 9, 4:39 PM CDT | Special Weather Statement | MPX | Stearns | 21 min |
| Jun 9, 5:20 PM CDT | Special Weather Statement | MPX | Morrison | 40 min |
| Jun 9, 6:10 PM CDT | Special Weather Statement | MPX | Ramsey | 35 min |
| Jun 9, 6:14 PM CDT | Special Weather Statement | MPX | Anoka | 31 min |
| Jun 9, 6:22 PM CDT | Special Weather Statement | MPX | Dakota | 23 min |
| Jun 9, 6:26 PM CDT | Severe Thunderstorm Warning | MPX | Todd | 19 min |
| Jun 9, 6:56 PM CDT | Special Weather Statement | MPX | Benton | 34 min |
| Jun 9, 6:58 PM CDT | Special Weather Statement | MPX | Dakota | 17 min |
| Jun 8, 10:59 PM CDT | Special Weather Statement | MPX | Pierce | 31 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.