Alert archive / Texas / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 147, NWS Amarillo, TX
NWS Amarillo, TX issued this severe thunderstorm warning at Jun 30, 1999, 3:06 AM CDT for Hansford County, Ochiltree County, Texas. It was in force for 54 min. 4 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 30, 1999, 3:06 AM CDT (08:06 UTC)
- Expired
- Jun 30, 1999, 4:00 AM CDT
- In force
- 54 min
- Issued by
- NWS Amarillo, TX
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
Counties Hansford County, TX, Ochiltree County, TX
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 30, 3:22 AM CDT | Hail 0.75 | Perryton, TX | |
| Jun 30, 3:40 AM CDT | Hail 1 | Perryton, TX | |
| Jun 30, 4:00 AM CDT | Hail 1.75 | Waka, TX | |
| Jun 30, 4:00 AM CDT | Thunderstorm Wind 61 | Waka, TX |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
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 29, 11:00 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Amarillo Airport, TX (KAMA), launched 00:00Z, 8.1 hours before the alert went out and 129 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
- 1987 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 2394 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 107 m²/s²
- 0-3 km storm-relative helicity
- 274 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 20.7
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Amarillo, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 30, 2:45 AM CDT, 21 minutes earlier.
Area forecast discussion, Jun 30, 2:45 AM CDT, 21 minutes before
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Local storm report, Jun 29, 10:20 PM CDT, 4 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
1020 PM CDT TUE JUN 29 1999
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0444 PM 4 N EVA OK **TORNADO** REPORTED BY
06/29/99 TEXAS TV CHANNEL 7 SPOTTER
0445 PM 6 S ELKHART OK 1.75 INCH HAIL REPORTED BY
06/29/99 TEXAS TEXAS COUNTY EOC
0530 PM 3 SE EVA OK 2.00 INCH HAIL REPORTED BY
06/29/99 TEXAS GUYMON EMERGENCY MANAGER
0530 PM 7 SE EVA OK 1.75 INCH HAIL REPORTED BY
06/29/99 TEXAS NWS SPOTTER
0535 PM 7 SE EVA OK **TORNADO** REPORTED BY NWS
06/29/99 TEXAS SPOTTER
0610 PM 2 W GOODWELL OK 1.00 INCH HAIL REPORTED BY
06/29/99 TEXAS NWS SPOTTER
0617 PM GOODWELL OK 1.00 INCH HAIL REPORTED BY
06/29/99 TEXAS NWS SPOTTER
0618 PM TEXHOMA TX WIND DAMAGE NUMEROUS POWER
06/29/99 SHERMAN LINES DOWN / FIRES RPTD BY
TEXHOMA FIRE DEPARTMENT
0635 PM 8 NE GOODWELL OK 1.00 INCH HAIL REPORTED BY
06/29/99 TEXAS TEXAS COUNTY EOC
0658 PM S OF SPEARMAN TX 1.00 INCH HAIL REPORTED BY
06/29/99 HANSFORD TV METEOROLOGIST
0705 PM 10 W GRUVER TX **TORNADO** REPORTED BY NWS
06/29/99 HANSFORD SPOTTER
0712 PM 8 NW GRUVER TX **TORNADO** 712 PM - 720 PM
06/29/99 HANSFORD RPTD BY HANSFORD CNTY SO
0712 PM 10 NW GRUVER TX 1.00 INCH HAIL REPORTED BY
06/29/99 HANSFORD CHANNEL 7 TV METEOROLOGIST
0715 PM 3 SE GRUVER TX 1.75 INCH HAIL REPORTED BY
06/29/99 HANSFORD HANSFORD SHERIFF
0730 PM WHITE DEER TX 0.75 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0743 PM 1 ESE PANHANDLE TX **TORNADO** 743 PM - 748 PM
06/29/99 CARSON REPORTED BY ARES SPOTTER
0757 PM WHITE DEER TX 1.00 INCH HAIL REPORTED BY
06/29/99 CARSON NWS SPOTTER
0756 PM MORSE TX **TORNADO** 75 PM6-802 PM
06/29/99 HANSFORD RPTD BY HANSFORD CNTY S.O.
0758 PM 6 S PANHANDLE TX **TORNADO** 758 PM-803 PM
06/29/99 CARSON REPORTED BY ARES SPOTTER
0800 PM PANHANDLE TX TSTM WIND GUST TO 91 MPH
06/29/99 CARSON RECORDED FROM CH. 7 SCHOOL
NET SITE
0850 PM 5 W GROOM TX 0.75 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0851 PM 5 W GROOM TX 1.75 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0822 PM 10 N STINNETT TX 0.75 INCH HAIL REPORTED BY
06/29/99 HUTCHINSON ARES SPOTTER
0931 PM SKELLYTOWN TX 0.88 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0940 PM 5 SE SKELLYTOWN TX 1.00 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0940 PM GOODNIGHT TX 0.75 INCH HAIL REPORTED BY
06/29/99 ARMSTRONG ARMSTRONG COUNTY S.O.
0950 PM PAMPA TX 0.75 INCH HAIL REPORTED BY
06/29/99 GRAY ARES SPOTTER
CLLocal storm report, Jun 29, 10:20 PM CDT, 4 hours 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AMARILLO TX
1020 PM CDT TUE JUN 29 1999
TIME(CDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0444 PM 4 N EVA OK **TORNADO** REPORTED BY
06/29/99 TEXAS TV CHANNEL 7 SPOTTER
0445 PM 6 S ELKHART OK 1.75 INCH HAIL REPORTED BY
06/29/99 TEXAS TEXAS COUNTY EOC
0530 PM 3 SE EVA OK 2.00 INCH HAIL REPORTED BY
06/29/99 TEXAS GUYMON EMERGENCY MANAGER
0530 PM 7 SE EVA OK 1.75 INCH HAIL REPORTED BY
06/29/99 TEXAS NWS SPOTTER
0535 PM 7 SE EVA OK **TORNADO** REPORTED BY NWS
06/29/99 TEXAS SPOTTER
0610 PM 2 W GOODWELL OK 1.00 INCH HAIL REPORTED BY
06/29/99 TEXAS NWS SPOTTER
0617 PM GOODWELL OK 1.00 INCH HAIL REPORTED BY
06/29/99 TEXAS NWS SPOTTER
0618 PM TEXHOMA TX WIND DAMAGE NUMEROUS POWER
06/29/99 SHERMAN LINES DOWN / FIRES RPTD BY
TEXHOMA FIRE DEPARTMENT
0635 PM 8 NE GOODWELL OK 1.00 INCH HAIL REPORTED BY
06/29/99 TEXAS TEXAS COUNTY EOC
0658 PM S OF SPEARMAN TX 1.00 INCH HAIL REPORTED BY
06/29/99 HANSFORD TV METEOROLOGIST
0705 PM 10 W GRUVER TX **TORNADO** REPORTED BY NWS
06/29/99 HANSFORD SPOTTER
0712 PM 8 NW GRUVER TX **TORNADO** 712 PM - 720 PM
06/29/99 HANSFORD RPTD BY HANSFORD CNTY SO
0712 PM 10 NW GRUVER TX 1.00 INCH HAIL REPORTED BY
06/29/99 HANSFORD CHANNEL 7 TV METEOROLOGIST
0715 PM 3 SE GRUVER TX 1.75 INCH HAIL REPORTED BY
06/29/99 HANSFORD HANSFORD SHERIFF
0730 PM WHITE DEER TX 0.75 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0743 PM 1 ESE PANHANDLE TX **TORNADO** 743 PM - 748 PM
06/29/99 CARSON REPORTED BY ARES SPOTTER
0757 PM WHITE DEER TX 1.00 INCH HAIL REPORTED BY
06/29/99 CARSON NWS SPOTTER
0756 PM MORSE TX **TORNADO** 75 PM6-802 PM
06/29/99 HANSFORD RPTD BY HANSFORD CNTY S.O.
0758 PM 6 S PANHANDLE TX **TORNADO** 758 PM-803 PM
06/29/99 CARSON REPORTED BY ARES SPOTTER
0800 PM PANHANDLE TX TSTM WIND GUST TO 91 MPH
06/29/99 CARSON RECORDED FROM CH. 7 SCHOOL
NET SITE
0850 PM 5 W GROOM TX 0.75 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0851 PM 5 W GROOM TX 1.75 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0822 PM 10 N STINNETT TX 0.75 INCH HAIL REPORTED BY
06/29/99 HUTCHINSON ARES SPOTTER
0931 PM SKELLYTOWN TX 0.88 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0940 PM 5 SE SKELLYTOWN TX 1.00 INCH HAIL REPORTED BY
06/29/99 CARSON ARES SPOTTER
0940 PM GOODNIGHT TX 0.75 INCH HAIL REPORTED BY
06/29/99 ARMSTRONG ARMSTRONG COUNTY S.O.
0950 PM PAMPA TX 0.75 INCH HAIL REPORTED BY
06/29/99 GRAY ARES SPOTTER
CLLocal storm report, Jun 30, 1:38 AM CDT, 1 hour 28 minutes before
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</html>The office that day
Everything else NWS Amarillo, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 7:27 PM CDT | Tornado Warning | AMA | Hutchinson | 63 min |
| Jun 29, 7:40 PM CDT | Tornado Warning | AMA | Carson | 50 min |
| Jun 29, 7:46 PM CDT | Severe Thunderstorm Warning | AMA | Hansford | 59 min |
| Jun 29, 8:21 PM CDT | Tornado Warning | AMA | Hutchinson | 69 min |
| Jun 29, 8:30 PM CDT | Severe Thunderstorm Warning | AMA | Carson, Donley | 60 min |
| Jun 29, 9:22 PM CDT | Tornado Warning | AMA | Carson, Hutchinson | 68 min |
| Jun 29, 9:35 PM CDT | Severe Thunderstorm Warning | AMA | Armstrong | 55 min |
| Jun 29, 9:42 PM CDT | Severe Thunderstorm Warning | AMA | Gray | 63 min |
| Jun 29, 10:31 PM CDT | Severe Thunderstorm Warning | AMA | Hansford | 44 min |
| Jun 30, 12:11 AM CDT | Flash Flood Warning | AMA | Hansford | 2 hr |
| Jun 30, 12:25 AM CDT | Severe Thunderstorm Warning | AMA | Hansford | 65 min |
| Jun 30, 12:52 AM CDT | Tornado Warning | AMA | Hansford | 23 min |
| Jun 30, 3:59 AM CDT | Severe Thunderstorm Warning | AMA | Ochiltree | 46 min |
| Jun 30, 4:54 AM CDT | Severe Thunderstorm Warning | AMA | Lipscomb | 66 min |
| Jun 30, 2:10 AM CDT | Severe Thunderstorm Warning | AMA | Texas | 65 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1999Every severe thunderstorm warning in 1999
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.