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 Apr 5, 2021, 9:10 PM CDT for Sherburne County, Minnesota. It was in force for 35 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
- Apr 5, 2021, 9:10 PM CDT (02:10 UTC)
- Expired
- Apr 5, 2021, 9:45 PM CDT
- In force
- 35 min
- Issued by
- NWS Twin Cities, MN
County Sherburne County, MN
The radar
The Minneapolis radar (KMPX), 64 km from the middle of the area, began a volume at 02:14 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 |
|---|---|---|---|
| Apr 5, 9:14 PM CDT | HAIL 1 | 2 N South Haven, MN | PHONED IN REPORT OF QUARTER TO MARBLE SIZED HAIL. |
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 00:00Z, 2.2 hours before the alert went out and 63 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
- 1134 J/kg
- Mixed-layer CIN
- -84 J/kg
- Mixed-layer LCL
- 2481 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 128 m²/s²
- 0-3 km storm-relative helicity
- 256 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.2
The text
As transmitted.
718
WWUS83 KMPX 060210
SPSMPX
Special Weather Statement
National Weather Service Twin Cities/Chanhassen MN
910 PM CDT Mon Apr 5 2021
MNZ049-051-059-060245-
Sherburne-Stearns-Wright-
910 PM CDT Mon Apr 5 2021
...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN WRIGHT...SHERBURNE
AND SOUTHEASTERN STEARNS COUNTIES...
At 910 PM CDT, a strong thunderstorm was located near Annandale, or
16 miles south of St. Cloud, moving east at 40 mph.
Winds in excess of 30 mph and dime size hail are possible with this
storm.
Locations impacted include...
Elk River, Monticello, Big Lake, Zimmerman, Becker, Annandale,
Clearwater, Clear Lake, Orrock, Santiago, Silver Creek and South
Haven.
LAT...LON 4536 9351 4535 9351 4526 9417 4535 9431
4556 9382 4556 9372
TIME...MOT...LOC 0210Z 249DEG 34KT 4534 9416
$$
TDHThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 7:37 PM CDT | Special Weather Statement | MPX | Renville | 38 min |
| Apr 5, 7:40 PM CDT | Severe Thunderstorm Warning | MPX | Meeker, Wright | 50 min |
| Apr 5, 8:19 PM CDT | Special Weather Statement | MPX | Kandiyohi, Meeker | 41 min |
| Apr 5, 8:26 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Isanti, Sherburne, Wright | 49 min |
| Apr 5, 8:59 PM CDT | Special Weather Statement | MPX | Redwood | 46 min |
| Apr 5, 9:00 PM CDT | Special Weather Statement | MPX | Meeker | 45 min |
| Apr 5, 9:16 PM CDT | Severe Thunderstorm Warning | MPX | Sherburne, Stearns, Wright | 29 min |
| Apr 5, 9:20 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Meeker | 25 min |
| Apr 5, 9:30 PM CDT | Special Weather Statement | MPX | Renville | 30 min |
| Apr 5, 9:45 PM CDT | Severe Thunderstorm Warning | MPX | Meeker, Wright | 45 min |
| Apr 5, 9:48 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Mille Lacs | 31 min |
| Apr 5, 9:54 PM CDT | Severe Thunderstorm Warning | MPX | Carver, McLeod, Meeker, Wright | 36 min |
| Apr 5, 10:07 PM CDT | Special Weather Statement | MPX | Kanabec | 8 min |
| Apr 5, 10:10 PM CDT | Severe Thunderstorm Warning | MPX | Kanabec | 20 min |
| Apr 5, 10:27 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Hennepin, McLeod, Wright | 33 min |
| Apr 5, 10:34 PM CDT | Special Weather Statement | MPX | Kanabec | 26 min |
| Apr 5, 10:37 PM CDT | Special Weather Statement | MPX | Wright | 23 min |
| Apr 5, 10:59 PM CDT | Severe Thunderstorm Warning | MPX | Anoka, Hennepin, Wright | 46 min |
| Apr 5, 11:03 PM CDT | Special Weather Statement | MPX | Hennepin, Ramsey, Scott | 42 min |
| Apr 5, 11:36 PM CDT | Special Weather Statement | MPX | Anoka | 39 min |
| Apr 5, 11:45 PM CDT | Special Weather Statement | MPX | Anoka | 45 min |
| Apr 5, 11:49 PM CDT | Special Weather Statement | MPX | Dakota, Washington | 41 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.