Alert archive / Minnesota / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 94, NWS Aberdeen, SD
NWS Aberdeen, SD issued this severe thunderstorm warning at Jul 19, 2019, 11:17 AM CDT for Big Stone County, Traverse County, Minnesota. 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 19, 2019, 11:17 AM CDT (16:17 UTC)
- Expired
- Jul 19, 2019, 11:44 AM CDT
- In force
- 27 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
- Hail
- 2.0 in
- Wind
- 60.0 mph
Counties Big Stone County, MN, Traverse County, MN
The radar
The Aberdeen radar (KABR), 154 km from the middle of the area, began a volume at 16:19 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
Aberdeen, SD (KABR), launched 12:00Z, 4.3 hours before the alert went out and 172 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
- 1287 J/kg
- Mixed-layer CIN
- -248 J/kg
- Mixed-layer LCL
- 1445 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 436 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.9
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 19, 10:59 AM CDT, 18 minutes earlier.
Area forecast discussion, Jul 19, 10:59 AM CDT, 18 minutes before
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</html>Hazardous weather outlook, Jul 19, 5:37 AM CDT, 5 hours 40 minutes before
Hazardous Weather Outlook National Weather Service Aberdeen SD 537 AM CDT Fri Jul 19 2019 MNZ039-SDZ003>011-015>017-033>036-045-201045- Traverse-Corson-Campbell-McPherson-Brown-Marshall-Roberts-Walworth- Edmunds-Day-Dewey-Potter-Faulk-Stanley-Sully-Hughes-Hyde-Jones- 537 AM CDT Fri Jul 19 2019 /437 AM MDT Fri Jul 19 2019/ This Hazardous Weather Outlook is for west central Minnesota, central South Dakota, north central South Dakota and northeast South Dakota. .DAY ONE...Today and tonight. Strong to severe storms are possible early this morning across northern South Dakota. Otherwise, another round of strong to severe storms are possible this afternoon across northeast South Dakota and west central Minnesota, then again for the overnight hours. The bigger threat for large hail and strong winds will be this afternoon over far northeast South Dakota and west central Minnesota, with a lesser severe storm threat overnight. An isolated tornado cannot be ruled out over far northeast South Dakota and west central Minnesota late this afternoon. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation may be requested. Weather spotters are encouraged to submit reports to the National Weather Service in Aberdeen. The public can submit reports on our web page, Facebook page, or our Twitter feed. MNZ046-SDZ018>023-037-201045- Big Stone-Spink-Clark-Codington-Grant-Hamlin-Deuel-Hand- 537 AM CDT Fri Jul 19 2019 This Hazardous Weather Outlook is for west central Minnesota, central South Dakota and northeast South Dakota. .DAY ONE...Today and tonight. Strong to severe storms are possible this afternoon across far northeast South Dakota and west central Minnesota. Large hail and strong winds are the main threats, although an isolated tornado cannot be ruled out. The heat index will top out around 100 degrees today. A Heat Advisory is in effect. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation may be requested. Weather spotters are encouraged to submit reports to the National Weather Service in Aberdeen. The public can submit reports on our web page, Facebook page, or our Twitter feed. SDZ048-051-201045- Lyman-Buffalo- 537 AM CDT Fri Jul 19 2019 This Hazardous Weather Outlook is for central South Dakota. .DAY ONE...Today and tonight. The heat index will range from 100 to 105 degrees across south central South Dakota today. A Heat Advisory is in effect. Scattered thunderstorms are expected across the region tonight, a few may be strong with hail and gusty winds. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. TMT
In the hours before
Local storm report, Jul 19, 10:02 AM CDT, 1 hour 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
1002 AM CDT FRI JUL 19 2019
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0848 AM TSTM WND GST 3 ESE ABERDEEN 45.45N 98.41W
07/19/2019 M75 MPH BROWN SD ASOS
&&
RLSpecial weather statement, Jul 19, 10:48 AM CDT, 29 minutes before
Special Weather Statement National Weather Service Aberdeen SD 1048 AM CDT Fri Jul 19 2019 MNZ039-046-SDZ008-191615- Traverse MN-Big Stone MN-Roberts SD- 1048 AM CDT Fri Jul 19 2019 ...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN TRAVERSE... NORTHWESTERN BIG STONE AND CENTRAL ROBERTS COUNTIES UNTIL 1115 AM CDT... At 1048 AM CDT, Doppler radar was tracking a strong thunderstorm over Beardsley, or 15 miles east of Sisseton, moving east at 30 mph. Nickel size hail and winds in excess of 40 mph will be possible with this storm. Locations impacted include... Browns Valley, Graceville, Beardsley, Barry, Siloah Country Church, Lake Traverse and Big Stone Lake. LAT...LON 4551 9690 4562 9693 4573 9646 4552 9641 TIME...MOT...LOC 1548Z 257DEG 27KT 4559 9675 Lueck
Local storm report, Jul 19, 10:53 AM CDT, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE ABERDEEN SD
1053 AM CDT FRI JUL 19 2019
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0811 AM TSTM WND DMG 6 SSE CRAVENS CORNER 45.37N 98.86W
07/19/2019 EDMUNDS SD COCORAHS
STRONG WIND AT THE END OF THE STORM BLEW
OVER A TREE. TIME ESTIMATED.
&&
MCLocal storm report, Jul 19, 10:55 AM CDT, 22 minutes before
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</html>Local storm report, Jul 19, 10:58 AM CDT, 19 minutes before
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</html>Local storm report, Jul 19, 11:04 AM CDT, 13 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 19, 3:41 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 49 min |
| Jul 19, 3:54 AM CDT | Heat Advisory | ABR | Buffalo, Clark, Codington, Deuel, Grant, Hamlin and 3 more | 16 hr |
| Jul 19, 4:29 AM CDT | Severe Thunderstorm Warning | ABR | Corson | 46 min |
| Jul 19, 5:16 AM CDT | Severe Thunderstorm Warning | ABR | Corson, Dewey | 44 min |
| Jul 19, 5:36 AM CDT | Severe Thunderstorm Warning | ABR | Dewey | 27 min |
| Jul 19, 7:05 AM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk, Potter, Walworth | 40 min |
| Jul 19, 7:39 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, Faulk, McPherson, Spink | 51 min |
| Jul 19, 8:28 AM CDT | Special Weather Statement | ABR | Brown | 32 min |
| Jul 19, 8:48 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Day, Marshall, Spink | 42 min |
| Jul 19, 9:24 AM CDT | Severe Thunderstorm Warning | ABR | Brown, Day, Marshall, Roberts | 36 min |
| Jul 19, 10:09 AM CDT | Severe Thunderstorm Warning | ABR | Day, Roberts | 24 min |
| Jul 19, 10:48 AM CDT | Special Weather Statement | ABR | Roberts | 27 min |
| Jul 19, 10:54 AM CDT | Severe Thunderstorm Warning | ABR | Roberts | 36 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2019Every severe thunderstorm warning in 2019
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.