Alert archive / Nebraska / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 310, NWS Hastings, NE
NWS Hastings, NE issued this severe thunderstorm warning at Aug 21, 2019, 1:20 AM CDT for Sherman County, Nebraska. It was in force for 40 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
- Aug 21, 2019, 1:20 AM CDT (06:20 UTC)
- Expired
- Aug 21, 2019, 2:00 AM CDT
- In force
- 40 min
- Issued by
- NWS Hastings, NE
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 50.0 mph
County Sherman County, NE
The radar
The Grand Island radar (KUEX), 107 km from the middle of the area, began a volume at 06:20 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
N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 6.3 hours before the alert went out and 135 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
- 3106 J/kg
- Mixed-layer CIN
- -107 J/kg
- Mixed-layer LCL
- 1409 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 25 m²/s²
- 0-3 km storm-relative helicity
- 300 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.1
The text
As transmitted.
883 WUUS53 KGID 210620 SVRGID NEC163-210700- /O.NEW.KGID.SV.W.0310.190821T0620Z-190821T0700Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Hastings NE 120 AM CDT Wed Aug 21 2019 The National Weather Service in Hastings has issued a * Severe Thunderstorm Warning for... Southern Sherman County in central Nebraska... * Until 200 AM CDT. * At 120 AM CDT, severe thunderstorms were located along a line extending from near Litchfield to near Rockville, moving north at 10 mph. HAZARD...Half dollar size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. * Locations impacted include... Litchfield and Hazard. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4122 9882 4106 9889 4112 9921 4132 9920 TIME...MOT...LOC 0620Z 175DEG 8KT 4118 9918 4111 9891 HAIL...1.25IN WIND...<50MPH $$ JCB
1 follow-up statement
544 WWUS53 KGID 210641 SVSGID Severe Weather Statement National Weather Service Hastings NE 141 AM CDT Wed Aug 21 2019 NEC163-210700- /O.CON.KGID.SV.W.0310.000000T0000Z-190821T0700Z/ Sherman NE- 141 AM CDT Wed Aug 21 2019 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR SOUTHERN SHERMAN COUNTY... At 141 AM CDT, severe thunderstorms were located along a line extending from near Litchfield to near Rockville, moving north at 10 mph. HAZARD...Half dollar size hail. SOURCE...Radar indicated. IMPACT...Damage to vehicles is expected. Locations impacted include... Litchfield and Hazard. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4122 9882 4106 9889 4112 9921 4132 9920 TIME...MOT...LOC 0641Z 175DEG 8KT 4122 9919 4115 9891 HAIL...1.25IN WIND...<50MPH $$ JCB
The office that day
Everything else NWS Hastings, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 21, 12:11 AM CDT | Special Weather Statement | GID | Hall | 49 min |
| Aug 21, 12:36 AM CDT | Severe Thunderstorm Warning | GID | Hamilton | 39 min |
| Aug 21, 12:39 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Hall, Howard | 51 min |
| Aug 21, 1:05 AM CDT | Special Weather Statement | GID | Dawson | 40 min |
| Aug 21, 1:13 AM CDT | Severe Thunderstorm Warning | GID | Clay, Hamilton | 47 min |
| Aug 21, 1:17 AM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore, Hamilton, York | 43 min |
| Aug 21, 1:22 AM CDT | Flash Flood Warning | GID | Buffalo, Hall, Howard, Sherman | 7 hr |
| Aug 21, 1:28 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Hall, Howard, Sherman | 47 min |
| Aug 21, 1:32 AM CDT | Severe Thunderstorm Warning | GID | Adams, Hall | 43 min |
| Aug 21, 1:55 AM CDT | Severe Thunderstorm Warning | GID | Clay, Fillmore, Hamilton, Merrick, York | 50 min |
| Aug 21, 1:59 AM CDT | Severe Thunderstorm Warning | GID | Buffalo, Hall, Howard, Merrick, Sherman | 46 min |
| Aug 21, 2:06 AM CDT | Flash Flood Warning | GID | Clay, Fillmore, Hamilton, York | 7 hr |
| Aug 21, 2:29 AM CDT | Flash Flood Warning | GID | Hall | 6 hr |
| Aug 21, 2:42 AM CDT | Special Weather Statement | GID | York | 48 min |
| Aug 21, 2:43 AM CDT | Special Weather Statement | GID | Hamilton | 47 min |
| Aug 21, 2:51 AM CDT | Flash Flood Warning | GID | Sherman | 6 hr |
| Aug 21, 2:55 AM CDT | Severe Thunderstorm Warning | GID | Fillmore, York | 32 min |
| Aug 21, 3:17 AM CDT | Flash Flood Warning | GID | Howard | 5 hr |
| Aug 21, 4:16 AM CDT | Special Weather Statement | GID | Dawson, Gosper | 44 min |
| Aug 21, 5:53 AM CDT | Special Weather Statement | GID | Valley | 52 min |
| Aug 21, 8:14 AM CDT | Areal Flood Warning | GID | Buffalo, Hall, Howard, Sherman | 12 hr |
| Aug 21, 8:39 AM CDT | Areal Flood Warning | GID | Fillmore, Hamilton, York | 12 hr |
| Aug 21, 5:13 PM CDT | Areal Flood Warning | GID | Fillmore, Hamilton, York | 7 days |
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.