Alert archive / South Dakota / Severe Thunderstorm Warnings in 2015
Severe Thunderstorm Warning 102, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jul 13, 2015, 12:56 AM CDT for Buffalo County, Hand County, South Dakota. It was in force for 27 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jul 13, 2015, 12:56 AM CDT (05:56 UTC)
- Expired
- Jul 13, 2015, 1:23 AM CDT
- In force
- 27 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Buffalo County, SD, Hand County, SD
The radar
The Aberdeen radar (KABR), 138 km from the middle of the area, began a volume at 05:58 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
Bismarck Municip, ND (KBIS), launched 00:00Z, 5.9 hours before the alert went out and 300 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
- 812 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 2625 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 18 m²/s²
- 0-3 km storm-relative helicity
- 54 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Aberdeen, SD wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 13, 12:25 AM CDT, 31 minutes earlier.
Area forecast discussion, Jul 13, 12:25 AM CDT, 31 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE ABERDEEN SD 348 PM CDT SUN JUL 12 2015 MNZ039-046-SDZ006>008-011-018>023-132100- TRAVERSE-BIG STONE-BROWN-MARSHALL-ROBERTS-DAY-SPINK-CLARK- CODINGTON-GRANT-HAMLIN-DEUEL- 348 PM CDT SUN JUL 12 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL MINNESOTA AND NORTHEAST SOUTH DAKOTA. .DAY ONE...THIS AFTERNOON AND TONIGHT SEVERE STORMS ARE POSSIBLE THIS AFTERNOON THROUGH EARLY THIS EVENING. FAR NORTHEASTERN SOUTH DAKOTA AND WESTERN MINNESOTA WILL HAVE THE BEST POTENTIAL OF SEEING SEVERE STORMS. LARGE HAIL...DAMAGING WINDS...AND EVEN TORNADOES ARE POSSIBLE. HEAT INDICES WILL RANGE BETWEEN 100 TO 105 DEGREES FOR LOCATIONS ALONG AND EAST OF THE JAMES RIVER VALLEY THIS AFTERNOON. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MIGHT BE NEEDED AFTER 4 PM CDT. SDZ003>005-009-010-015>017-033>037-045-048-051-132100- CORSON-CAMPBELL-MCPHERSON-WALWORTH-EDMUNDS-DEWEY-POTTER-FAULK- STANLEY-SULLY-HUGHES-HYDE-HAND-JONES-LYMAN-BUFFALO- 348 PM CDT SUN JUL 12 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL SOUTH DAKOTA AND NORTH CENTRAL SOUTH DAKOTA. .DAY ONE...THIS AFTERNOON AND TONIGHT AN ISOLATED STORM OR TWO WEST RIVER MAY MAKE IT INTO CENTRAL SOUTH DAKOTA BEFORE WEAKENING THIS EVENING. SEVERE WEATHER IS NOT ANTICIPATED. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED. CONNELLY
In the hours before
Special weather statement, Jul 12, 10:32 PM CDT, 2 hours 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
1032 PM CDT SUN JUL 12 2015
SDZ033-045-130415-
JONES SD-STANLEY SD-
1032 PM CDT SUN JUL 12 2015
...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN STANLEY AND JONES
COUNTIES UNTIL 1115 PM CDT/1015 PM MDT/...
AT 1032 PM CDT /932 PM MDT/...DOPPLER RADAR WAS TRACKING A STRONG
THUNDERSTORM 7 MILES NORTHWEST OF MIDLAND...OR 19 MILES EAST OF
PHILIP...MOVING EAST AT 50 MPH.
WIND GUSTS UP TO 55 MPH WILL BE POSSIBLE WITH THIS STORM.
LOCATIONS IMPACTED INCLUDE...
MURDO...DRAPER...OKATON...CHANTLER CREEK RECREATION AREA...VAN
METRE...WENDTE...HAYES...BUNKER...CAPA...BROWN CHURCH AND SANSARC.
LAT...LON 4381 10090 4383 10093 4382 10097 4384 10096
4384 10103 4386 10103 4385 10106 4417 10105
4417 10110 4458 10113 4449 10062 4373 10035
TIME...MOT...LOC 0332Z 266DEG 38KT 4412 10128
SCARLETTLocal storm report, Jul 12, 11:18 PM CDT, 1 hour 38 minutes before
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</html>Local storm report, Jul 12, 11:49 PM CDT, 1 hour 7 minutes before
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</html>The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 12, 10:32 PM CDT | Special Weather Statement | ABR | Jones, Stanley | 43 min |
| Jul 12, 10:41 PM CDT | Severe Thunderstorm Warning | ABR | Jones, Stanley | 49 min |
| Jul 12, 11:21 PM CDT | Severe Thunderstorm Warning | ABR | Hughes, Jones, Lyman, Stanley | 39 min |
| Jul 12, 11:57 PM CDT | Severe Thunderstorm Warning | ABR | Buffalo, Hughes, Lyman | 63 min |
Nearby
Severe Thunderstorm Warnings in South Dakota, 2015Every severe thunderstorm warning 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.