Alert archive / South Dakota / Tornado Warnings in 2008
Tornado Warning 4, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at May 1, 2008, 6:36 PM CDT for Turner County, South Dakota. It was in force for 24 min. 3 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
- May 1, 2008, 6:36 PM CDT (23:36 UTC)
- Expired
- May 1, 2008, 7:00 PM CDT
- In force
- 24 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
County Turner County, SD
The radar
The Sioux Falls radar (KFSD), 52 km from the middle of the area, began a volume at 23:38 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 |
|---|---|---|---|
| May 1, 6:39 PM CDT | HAIL 4.25 | 12 S Marion, SD | AT TURKEY RIDGE |
| May 1, 6:44 PM CDT | HAIL 1 | 14 Sse Marion, SD | 2.5 MILES SOUTHEAST OF TURKEY RIDGE |
| May 1, 6:45 PM CDT | HAIL 1.75 | 9 Sw Parker, SD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 1, 4:34 PM CDT | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 11.6 hours before the alert went out and 198 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 894 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 80 m²/s²
- 0-3 km storm-relative helicity
- 248 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFSD 012336 TORFSD SDC125-020000- /O.NEW.KFSD.TO.W.0004.080501T2336Z-080502T0000Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 636 PM CDT THU MAY 1 2008 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A * TORNADO WARNING FOR... CENTRAL TURNER COUNTY IN SOUTHEAST SOUTH DAKOTA * UNTIL 700 PM CDT * AT 636 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 14 MILES SOUTH OF PARKER...MOVING NORTH AT 24 MPH. * THE TORNADO WILL BE NEAR... PARKER AROUND 700 PM CDT... A TRAINED WEATHER SPOTTER REPORTED A FUNNEL CLOUD 5 MILES WEST OF VIBORG AT 633 PM CDT. THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TAKE COVER NOW. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. LAT...LON 4340 9738 4344 9708 4319 9712 4319 9732 TIME...MOT...LOC 2336Z 167DEG 21KT 4321 9725 $$ LIEBL
2 follow-up statements
000 WWUS53 KFSD 012344 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 643 PM CDT THU MAY 1 2008 SDC125-020000- /O.CON.KFSD.TO.W.0004.000000T0000Z-080502T0000Z/ TURNER SD- 643 PM CDT THU MAY 1 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR CENTRAL TURNER COUNTY... AT 643 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 14 MILES SOUTH OF PARKER...MOVING NORTH AT 17 MPH. AT 639 PM CDT...HAIL UP TO SIZE OF SOFTBALLS HAS BEEN REPORTED IN TURKEY RIDGE WITH THIS STORM. IF YOU ARE IN THE PATH OF THE STORM...TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. LAT...LON 4340 9738 4344 9708 4319 9712 4319 9732 TIME...MOT...LOC 2343Z 158DEG 15KT 4322 9724 $$ LIEBL
000 WWUS53 KFSD 012349 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 647 PM CDT THU MAY 1 2008 SDC125-020000- /O.CON.KFSD.TO.W.0004.000000T0000Z-080502T0000Z/ TURNER SD- 647 PM CDT THU MAY 1 2008 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CDT FOR CENTRAL TURNER COUNTY... AT 647 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD 2 MILES SOUTHEAST OF TURKEY RIDGE. THIS TORNADO WAS LOCATED 13 MILES SOUTH OF PARKER...MOVING NORTH AT 12 MPH. THE TORNADO WILL BE NEAR... RURAL TURNER COUNTY THROUGH 700 PM CDT HAIL UP TO THE SIZE OF QUARTER HAS BEEN REPORTED 2 MILES SOUTHEAST OF TURKEY RIDGE WITH THIS STORM. IF YOU ARE IN THE PATH OF THE STORM...TAKE IMMEDIATE ACTION TO PROTECT LIFE AND PROPERTY. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. LAT...LON 4340 9738 4344 9708 4319 9712 4319 9732 TIME...MOT...LOC 2347Z 162DEG 10KT 4323 9724 $$ LIEBL
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 1, 4:47 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 43 min |
| May 1, 5:16 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Hutchinson, Yankton | 29 min |
| May 1, 5:21 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 39 min |
| May 1, 5:47 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson | 43 min |
| May 1, 5:48 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison, Douglas | 42 min |
| May 1, 5:57 PM CDT | Severe Thunderstorm Warning | FSD | Yankton | 33 min |
| May 1, 6:13 PM CDT | Severe Thunderstorm Warning | FSD | Hutchinson, Turner | 47 min |
| May 1, 6:18 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson, Hutchinson | 42 min |
| May 1, 6:26 PM CDT | Severe Thunderstorm Warning | FSD | Davison | 34 min |
| May 1, 6:52 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 38 min |
| May 1, 6:54 PM CDT | Tornado Warning | FSD | Lincoln, Minnehaha | 36 min |
Nearby
Tornado Warnings in South Dakota, 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.