Alert archive / Nebraska / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 97, NWS Omaha, NE
NWS Omaha, NE issued this severe thunderstorm warning at Jun 25, 2019, 6:15 PM CDT for Nemaha County, Otoe County, Richardson County, Nebraska. It was in force for 30 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
- Jun 25, 2019, 6:15 PM CDT (23:15 UTC)
- Expired
- Jun 25, 2019, 6:45 PM CDT
- In force
- 30 min
- Issued by
- NWS Omaha, NE
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Nemaha County, NE, Otoe County, NE, Richardson County, NE
The radar
The Omaha radar (KOAX), 111 km from the middle of the area, began a volume at 23:14 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 |
|---|---|---|---|
| Jun 25, 3:08 PM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Omaha, NE (KOAX), launched 12:00Z, 11.3 hours before the alert went out and 111 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
- 9 J/kg
- Mixed-layer CIN
- -628 J/kg
- Mixed-layer LCL
- 1590 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- -29 m²/s²
- 0-3 km storm-relative helicity
- 67 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Omaha, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 25, 3:27 PM CDT, 2 hours 48 minutes earlier.
Area forecast discussion, Jun 25, 3:27 PM CDT, 2 hours 48 minutes before
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</html>Hazardous weather outlook, Jun 25, 4:26 PM CDT, 1 hour 49 minutes before
Hazardous Weather Outlook National Weather Service Omaha/Valley NE 426 PM CDT Tue Jun 25 2019 IAZ043-NEZ011-012-015>018-030>034-042-043-261130- Monona-Knox-Cedar-Thurston-Antelope-Pierce-Wayne-Boone-Madison- Stanton-Cuming-Burt-Platte-Colfax- 426 PM CDT Tue Jun 25 2019 This Hazardous Weather Outlook is for portions of west central Iowa...east central Nebraska and northeast Nebraska. .DAY ONE...Tonight and Wednesday There is a marginal risk for severe storms after 10 PM as a warm front lifts north into northeast Nebraska and western Iowa. The strongest storms may produce large hail and perhaps some localized damaging wind gusts. Flooding continues along the Missouri River from Plattsmouth downstream past Rulo, and along the Missouri River above Lewis and Clark Lake. .DAYS TWO THROUGH SEVEN...Wednesday night through Tuesday Flooding will continue along the Missouri River from Plattsmouth downstream past Rulo, and along the Missouri River above Lewis and Clark Lake. Episodic thunderstorms are possible Wednesday into Thursday night. A few of these storms may be strong to severe, capable of producing strong winds and hail. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed this evening. IAZ055-056-069-079-080-090-091-NEZ044-045-050>053-065>068-078- 088>093-261130- Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-Page-Dodge- Washington-Butler-Saunders-Douglas-Sarpy-Seward-Lancaster-Cass- Otoe-Saline-Jefferson-Gage-Johnson-Nemaha-Pawnee-Richardson- 426 PM CDT Tue Jun 25 2019 This Hazardous Weather Outlook is for portions of southwest Iowa...east central Nebraska and southeast Nebraska. .DAY ONE...Tonight and Wednesday Strong to severe thunderstorms are likely to develop and move across the area between 4 PM to 10 PM today. The strongest storms will be capable of producing large hail up to 2.5 inches in diameter and damaging wind gusts up to 75 mph. There is a very small potential for one or two tornadoes to develop. Pockets of heavy rain and localized flash flooding will be possible where storms can repeatedly move over the same areas. Flooding continues along the Missouri River from Plattsmouth downstream past Rulo, and along the Missouri River above Lewis and Clark Lake. .DAYS TWO THROUGH SEVEN...Wednesday night through Tuesday Episodic thunderstorms are possible Wednesday into Thursday night. A few of these storms may be strong to severe, capable of producing strong winds and hail. Flooding will continue along the Missouri River from Plattsmouth downstream past Rulo, and along the Missouri River above Lewis and Clark Lake. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed especially between 4 PM and 10 PM today.
In the hours before
Special weather statement, Jun 25, 2:37 PM CDT, 3 hours 38 minutes before
Special Weather Statement National Weather Service Omaha/Valley Nebraska 237 PM CDT Tue Jun 25 2019 NEZ065-252000- Seward NE- 237 PM CDT Tue Jun 25 2019 ...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL SEWARD COUNTY UNTIL 300 PM CDT... At 237 PM CDT, Doppler radar was tracking a strong thunderstorm 5 miles east of Utica, or 18 miles east of York, moving east at 40 mph. Penny size hail and winds in excess of 40 mph will be possible with this storm. Locations impacted include... Seward, Utica, Staplehurst, Garland, Pleasant Dale, Bee, Goehner and Tamora. This includes Interstate 80 in Nebraska between mile markers 366 and 385. LAT...LON 4101 9696 4079 9693 4080 9737 4098 9737 TIME...MOT...LOC 1937Z 261DEG 35KT 4089 9724 ZAPOTOCNY
Special weather statement, Jun 25, 2:59 PM CDT, 3 hours 16 minutes before
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</html>The office that day
Everything else NWS Omaha, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 1:47 AM CDT | Special Weather Statement | OAX | Madison, Wayne | 28 min |
| Jun 25, 1:56 AM CDT | Special Weather Statement | OAX | Boone | 34 min |
| Jun 25, 2:27 AM CDT | Special Weather Statement | OAX | Boone, Platte | 33 min |
| Jun 25, 2:49 AM CDT | Special Weather Statement | OAX | Platte | 26 min |
| Jun 25, 2:37 PM CDT | Special Weather Statement | OAX | Seward | 23 min |
| Jun 25, 2:59 PM CDT | Special Weather Statement | OAX | Lancaster | 31 min |
| Jun 25, 6:20 PM CDT | Severe Thunderstorm Warning | OAX | Nemaha, Otoe | 25 min |
| Jun 25, 6:46 PM CDT | Severe Thunderstorm Warning | OAX | Nemaha | 14 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 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.