Alert archive / Texas / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 230, NWS Amarillo, TX

September 18, 2015Collingsworth County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Sep 18, 2015, 7:14 PM CDT for Collingsworth County, Texas. It was in force for 46 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: Sep 18, 2015, 7:14 PM CDT (00:14 UTC)
Expired: Sep 18, 2015, 8:00 PM CDT
In force: 46 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Collingsworth County, TX

The radar

The Amarillo radar (KAMA), 134 km from the middle of the area, began a volume at 00:14 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.

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 Sep 18, 6:47 PM CDT, 27 minutes earlier.

Area forecast discussion, Sep 18, 6:47 PM CDT, 27 minutes before

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Hazardous weather outlook, Sep 18, 3:29 PM CDT, 3 hours 45 minutes before

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In the hours before

Special weather statement, Sep 18, 4:59 PM CDT, 2 hours 15 minutes before

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Special weather statement, Sep 18, 5:43 PM CDT, 1 hour 31 minutes before

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Special weather statement, Sep 18, 6:32 PM CDT, 42 minutes before

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Special weather statement, Sep 18, 6:35 PM CDT, 39 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
635 PM CDT FRI SEP 18 2015

TXZ014-015-019-020-190015-
COLLINGSWORTH TX-WHEELER TX-GRAY TX-DONLEY TX-
635 PM CDT FRI SEP 18 2015

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN WHEELER...NORTHERN
COLLINGSWORTH...SOUTHEASTERN GRAY AND NORTHEASTERN DONLEY COUNTIES
UNTIL 715 PM CDT...

AT 634 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
MCLEAN...OR 21 MILES WEST OF SHAMROCK...MOVING NORTHEAST AT 20 MPH.

HALF INCH HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
SHAMROCK...WHEELER...MCLEAN...LELA...TWITTY...ALANREED AND
KELLERVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

&&

LAT...LON 3511 10069 3528 10078 3556 10026 3508 10007
TIME...MOT...LOC 2334Z 245DEG 15KT 3521 10063

NF

The office that day

Everything else NWS Amarillo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 19, 12:10 AM CDT	Special Weather Statement	AMA	Wheeler	65 min

Nearby

Severe Thunderstorm Warnings in Texas, 2015 Every 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; radar from the NEXRAD Level II archive.