Alert archive / Minnesota / Special Weather Statements in 2015
Special Weather Statement, NWS Twin Cities, MN
NWS Twin Cities, MN issued this special weather statement at Jul 28, 2015, 3:21 AM CDT for Yellow Medicine County, Minnesota. It was in force for 24 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 28, 2015, 3:21 AM CDT (08:21 UTC)
- Expired
- Jul 28, 2015, 3:45 AM CDT
- In force
- 24 min
- Issued by
- NWS Twin Cities, MN
County Yellow Medicine County, MN
The radar
The Sioux Falls radar (KFSD), 159 km from the middle of the area, began a volume at 08:25 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 00:00Z, 8.4 hours before the alert went out and 179 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
- 1098 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 1045 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
121 WWUS83 KMPX 280821 SPSMPX SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 321 AM CDT TUE JUL 28 2015 MNZ054-056-064-280845- YELLOW MEDICINE-LAC QUI PARLE-CHIPPEWA- 321 AM CDT TUE JUL 28 2015 ...A STRONG THUNDERSTORM WILL AFFECT CENTRAL YELLOW MEDICINE... NORTHWESTERN CHIPPEWA AND SOUTHEASTERN LAC QUI PARLE COUNTIES... AT 321 AM CDT...A STRONG THUNDERSTORM WAS OVER BOYD...OR 13 MILES SOUTHWEST OF MONTEVIDEO...MOVING NORTHEAST AT 50 MPH. WINDS IN EXCESS OF 40 MPH AND DIME SIZE HAIL ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... MONTEVIDEO...DAWSON...CLARKFIELD...MILAN...WATSON...BOYD AND MONTEVIDEO AIRPORT. THIS INCLUDES THE FOLLOWING HIGHWAYS... U.S. HIGHWAY 212 BETWEEN MILE MARKERS 22 AND 37. U.S. HIGHWAY 59 BETWEEN MILE MARKERS 99 AND 107. TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY CAUSE LOCALIZED FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. LAT...LON 4469 9590 4478 9612 4511 9591 4512 9553 TIME...MOT...LOC 0821Z 209DEG 44KT 4483 9594 $$ JLT
The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 28, 3:02 AM CDT | Special Weather Statement | MPX | Lac qui Parle, Stevens, Yellow Medicine | 58 min |
| Jul 28, 4:07 AM CDT | Special Weather Statement | MPX | Brown, Chippewa, Kandiyohi, Meeker, Pope, Redwood and 2 more | 23 min |
| Jul 28, 4:55 AM CDT | Special Weather Statement | MPX | Benton, McLeod, Meeker, Sherburne, Sibley, Stearns and 1 more | 65 min |
| Jul 28, 5:18 AM CDT | Special Weather Statement | MPX | Anoka, Dakota, Hennepin, Isanti, Mille Lacs, Ramsey and 1 more | 57 min |
| Jul 28, 6:21 AM CDT | Special Weather Statement | MPX | Anoka, Dakota, Hennepin, Ramsey, Scott, Washington | 54 min |
| Jul 28, 6:25 AM CDT | Special Weather Statement | MPX | Chisago, Isanti, Kanabec, Mille Lacs | 35 min |
| Jul 28, 6:29 AM CDT | Special Weather Statement | MPX | Rice, Steele, Waseca | 61 min |
| Jul 28, 7:05 AM CDT | Special Weather Statement | MPX | Goodhue | 55 min |
| Jul 28, 7:12 AM CDT | Special Weather Statement | MPX | Pierce, Saint Croix | 63 min |
| Jul 28, 7:47 AM CDT | Special Weather Statement | MPX | Pepin | 58 min |
Nearby
Special Weather Statements in Minnesota, 2015Every special weather statement in 2015
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.