Alert archive / South Dakota / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 21, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at May 5, 2007, 5:43 PM CDT for Buffalo County, Hand County, South Dakota. It was in force for 20 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
- May 5, 2007, 5:43 PM CDT (22:43 UTC)
- Expired
- May 5, 2007, 6:03 PM CDT
- In force
- 20 min
- Issued by
- NWS Aberdeen, SD
- Area
- Counties, with a storm outline in the text
Counties Buffalo County, SD, Hand County, SD
The radar
The Aberdeen radar (KABR), 150 km from the middle of the area, began a volume at 22:47 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 5, 4:33 PM CDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 10.7 hours before the alert went out and 97 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
- 302 J/kg
- Mixed-layer CIN
- -53 J/kg
- Mixed-layer LCL
- 521 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 177 m²/s²
- 0-3 km storm-relative helicity
- 165 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KABR 052243 SVRABR SDC017-059-052315- /O.NEW.KABR.SV.W.0021.070505T2243Z-070505T2315Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ABERDEEN SD 543 PM CDT SAT MAY 5 2007 THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... NORTH CENTRAL BUFFALO COUNTY IN CENTRAL SOUTH DAKOTA... SOUTHWESTERN HAND COUNTY IN CENTRAL SOUTH DAKOTA... * UNTIL 615 PM CDT * AT 542 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS STORM WAS LOCATED 10 MILES SOUTH OF AMES...OR 14 MILES NORTHEAST OF FORT THOMPSON...MOVING NORTH AT 40 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... AMES AROUND 555 PM CDT... MILLER DALE COLONY AROUND 610 PM CDT... THIS IS A DANGEROUS STORM WITH THE POTENTIAL TO PRODUCE LARGE HAIL AND DAMAGING WINDS. TAKE SHELTER NOW A TORNADO WATCH IS ALSO IN EFFECT FOR THE AREA. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN ABERDEEN. LAT...LON 4408 9927 4408 9902 4442 9900 4443 9930 $$ PARKIN
1 follow-up statement
000 WWUS53 KABR 052303 SVSABR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 603 PM CDT SAT MAY 5 2007 SDC017-059-052313- /O.CAN.KABR.SV.W.0021.000000T0000Z-070505T2315Z/ BUFFALO SD-HAND SD- 603 PM CDT SAT MAY 5 2007 ...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN HAND AND NORTH CENTRAL BUFFALO COUNTIES IS CANCELLED... AT 601 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS WHICH PROMPTED THE WARNING HAVE WEAKENED. THEREFORE... THE SEVERE THUNDERSTORM WARNING HAS BEEN CANCELLED. LAT...LON 4408 9927 4408 9902 4442 9900 4443 9930 $$ PARKIN
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 10:16 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Hamlin | 37 min |
| May 5, 2:40 AM CDT | Flash Flood Warning | ABR | Clark, Codington, Day | 6 hr |
| May 5, 4:09 AM CDT | Flash Flood Watch | ABR | Brown, Buffalo, Campbell, Clark, Codington, Day and 15 more | 36 hr |
| May 5, 4:45 PM CDT | Flash Flood Warning | ABR | Clark, Day, Marshall | 6 hr |
| May 5, 5:29 PM CDT | Flash Flood Warning | ABR | Brown, Spink | 6 hr |
| May 5, 5:29 PM CDT | Flash Flood Warning | ABR | Brown, Spink | 6 hr |
| May 5, 6:24 PM CDT | Flash Flood Warning | ABR | Buffalo, Faulk, Hand | 6 hr |
| May 5, 6:58 PM CDT | Tornado Warning | ABR | Spink | 20 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 2007Every severe thunderstorm warning in 2007
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.