Alert archive / Minnesota / Tornado Warnings in 2008
Tornado Warning 55, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Aug 13, 2008, 4:14 PM CDT for Lyon County, Murray County, Minnesota. It was in force for 46 min. 2 reports 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
- Aug 13, 2008, 4:14 PM CDT (21:14 UTC)
- Expired
- Aug 13, 2008, 5:00 PM CDT
- In force
- 46 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
Counties Lyon County, MN, Murray County, MN
The radar
The Sioux Falls radar (KFSD), 93 km from the middle of the area, began a volume at 21:17 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 |
|---|---|---|---|
| Aug 13, 4:30 PM CDT | HAIL 0.75 | Balaton, MN | |
| Aug 13, 4:45 PM CDT | HAIL 1.75 | 2 Se Woodstock, MN |
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, 9.2 hours before the alert went out and 196 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
- 178 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 1447 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFSD 132114 TORFSD MNC083-101-132200- /O.NEW.KFSD.TO.W.0055.080813T2114Z-080813T2200Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 414 PM CDT WED AUG 13 2008 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A * TORNADO WARNING FOR... SOUTH CENTRAL LYON COUNTY IN SOUTHWEST MINNESOTA NORTHWESTERN MURRAY COUNTY IN SOUTHWEST MINNESOTA * UNTIL 500 PM CDT * AT 413 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR RUSSELL... OR 13 MILES SOUTHWEST OF MARSHALL...MOVING SOUTH AT 20 MPH. * THE TORNADO WILL BE NEAR... BALATON...FLORENCE AROUND 425 PM CDT... CURRENT LAKE AROUND 445 PM CDT... LAKE WILSON AROUND 500 PM CDT... AT 410 PM...A TRAINED WEAHTER SPOTTER REPORTED 50 MPH WINDS AND QUARTER SIZED HAIL ONE HALF MILE NORTH OF RUSSELL. THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TLARGE HAIL AND STRONG DAMAGING WINDS CAN BE EXPECTED WITH THIS STORM. TAKE COVER NOW. LAT...LON 4397 9573 4398 9607 4438 9606 4440 9572 TIME...MOT...LOC 2113Z 001DEG 18KT 4428 9593 $$ BT
1 follow-up statement
000 WWUS53 KFSD 132129 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 429 PM CDT WED AUG 13 2008 MNC083-101-132200- /O.CON.KFSD.TO.W.0055.000000T0000Z-080813T2200Z/ LYON MN-MURRAY MN- 429 PM CDT WED AUG 13 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR NORTHWESTERN MURRAY AND SOUTHWESTERN LYON COUNTIES... AT 429 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 3 MILES SOUTHWEST OF BALATON...OR 17 MILES NORTHWEST OF SLAYTON...MOVING SOUTH AT 21 MPH. THE TORNADO WILL BE NEAR... CURRENT LAKE AROUND 440 PM CDT... LAKE WILSON...HADLEY AROUND 500 PM CDT... AT 426 PM...A TRAINED WEATHER SPOTTER REPORTED FUNNEL CLOUDS SOUTH OF BALATON. PENNY SIZED HAIL WAS ALSO REPORTED IN BALATON. THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TAKE COVER NOW. LAT...LON 4397 9573 4398 9607 4438 9606 4440 9572 TIME...MOT...LOC 2129Z 001DEG 18KT 4420 9593 $$ BT
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 3:00 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 45 min |
| Aug 13, 3:46 PM CDT | Tornado Warning | FSD | Lyon | 29 min |
| Aug 13, 3:49 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon, Murray, Pipestone | 26 min |
| Aug 13, 3:55 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon | 35 min |
| Aug 13, 4:18 PM CDT | Severe Thunderstorm Warning | FSD | Cottonwood | 42 min |
| Aug 13, 4:23 PM CDT | Tornado Warning | FSD | Murray, Pipestone | 37 min |
| Aug 13, 4:56 PM CDT | Severe Thunderstorm Warning | FSD | Cottonwood, Jackson, Murray, Nobles, Pipestone, Rock | 49 min |
| Aug 13, 5:06 PM CDT | Severe Thunderstorm Warning | FSD | Jackson | 39 min |
| Aug 13, 5:33 PM CDT | Severe Thunderstorm Warning | FSD | Nobles, Rock | 42 min |
| Aug 13, 5:46 PM CDT | Severe Thunderstorm Warning | FSD | Jackson | 44 min |
| Aug 13, 6:05 PM CDT | Tornado Warning | FSD | Jackson | 25 min |
| Aug 13, 6:12 PM CDT | Severe Thunderstorm Warning | FSD | Nobles | 48 min |
Nearby
Tornado Warnings in Minnesota, 2008Every tornado warning in 2008Tornadoes in 2008
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.