Alert archive / Kansas / Special Weather Statements in 2017

Special Weather Statement, NWS Goodland, KS

July 21, 2017Cheyenne County, Kansas

NWS Goodland, KS issued this special weather statement at Jul 21, 2017, 6:44 PM CDT for Cheyenne County, Kansas. It was in force for 16 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
Jul 21, 2017, 6:44 PM CDT (23:44 UTC)
Expired
Jul 21, 2017, 7:00 PM CDT
In force
16 min
Issued by
NWS Goodland, KS

County Cheyenne County, KS

The radar

The Goodland radar (KGLD), 47 km from the middle of the area, began a volume at 23:48 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 text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this special weather statement went out at Jul 21, 3:30 PM CDT, 3 hours 14 minutes earlier.

Area forecast discussion, Jul 21, 3:30 PM CDT, 3 hours 14 minutes before
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Hazardous weather outlook, Jul 21, 3:30 PM CDT, 3 hours 14 minutes before
Hazardous Weather Outlook
National Weather Service Goodland KS
230 PM MDT Fri Jul 21 2017

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-222030-
Yuma County-Kit Carson County-Cheyenne County-Cheyenne-Rawlins-
Decatur-Norton-Sherman-Thomas-Sheridan-Graham-Wallace-Logan-Gove-
Greeley-Wichita-Dundy-Hitchcock-Red Willow-
230 PM MDT Fri Jul 21 2017 /330 PM CDT Fri Jul 21 2017/

This hazardous weather outlook is for east central Colorado...
extreme southwest Nebraska and northwest Kansas.

.DAY ONE...THIS AFTERNOON AND TONIGHT...

Heat Index values will range from 102 to 105 east of a line from
Haigler, Nebraska to Hoxie, Kansas this afternoon.

A broken line of thunderstorms will exist along a southwest to
northeast line this afternoon across the Tri-State Area. Damaging
winds will be the main threat with these storms this afternoon. The
line of storms will come to an end early this evening.

Scattered thunderstorms will stretch from Northeast Colorado across
far Northwest Kansas into Southwest Nebraska late this afternoon and
evening. Isolated severe storms are possible with hail up to quarter
size. However damaging wind gusts will be the primary threat with
any
storms that develop.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH FRIDAY...

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be required.

In the hours before

Special weather statement, Jul 21, 3:54 PM CDT, 2 hours 50 minutes before
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Special weather statement, Jul 21, 4:21 PM CDT, 2 hours 23 minutes before
Special Weather Statement
National Weather Service Goodland KS
421 PM CDT FRI JUL 21 2017

NEZ081-212130-
Red Willow NE-
421 PM CDT FRI JUL 21 2017

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL RED WILLOW COUNTY
UNTIL 430 PM CDT...

At 420 PM CDT, Doppler radar was tracking a strong thunderstorm 5
miles northwest of Wilsonville, or 23 miles east of McCook, moving
northeast at 10 mph.

Wind gusts up to 50 mph will be possible with this storm.

This storm will remain over mainly rural areas of east central Red
Willow County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Torrential rainfall is also occurring with this storm, and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

&&

LAT...LON 4007 10019 4013 10028 4024 10020
TIME...MOT...LOC 2120Z 213DEG 8KT 4015 10019

Husted
Local storm report, Jul 21, 6:02 PM CDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
502 PM MDT FRI JUL 21 2017

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0456 PM     TORNADO          9 NNW MCDONALD          39.90N 101.45W
07/21/2017                   CHEYENNE           KS   LAW ENFORCEMENT

            LANDSPOUT TORNADO REPORTED BY NWS EMPLOYEE, LAW
            ENFORCEMENT, SPOTTERS AND PUBLIC.

&&

RHUSTED
Special weather statement, Jul 21, 6:10 PM CDT, 34 minutes before
Special Weather Statement
National Weather Service Goodland KS
510 PM MDT FRI JUL 21 2017

COZ090-KSZ001-002-NEZ079-080-220000-
Yuma County-Rawlins-Cheyenne-Hitchcock-Dundy-
510 PM MDT FRI JUL 21 2017

...BRIEF TORNADOES POSSIBLE...

Conditions favor the potential for brief tornadoes as storms develop
across the area along a stationary boundary. One tornado has already
been reported north of Bird City, KS. Any tornadoes which develop
are expected to pose a limited threat and are often associated with
weaker storms and not seen on radar.

If a tornado is spotted take necessary precautions to ensure your
safety, then report it to the National Weather Service at 785-899-
7119. Local spotters are encouraged to monitor rapidly developing
storms in the their area.

LAT...LON 4019 10091 3957 10180 3957 10230 4019 10140

Husted
Special weather statement, Jul 21, 6:44 PM CDT, 0 minutes before
Special Weather Statement
National Weather Service Goodland KS
644 PM CDT FRI JUL 21 2017

KSZ001-220000-
Cheyenne KS-
644 PM CDT FRI JUL 21 2017

...SIGNIFICANT WEATHER ADVISORY FOR CENTRAL CHEYENNE COUNTY IN
NORTHWESTERN KANSAS UNTIL 700 PM CDT...

At 643 PM CDT, Doppler radar was tracking a strong thunderstorm 4
miles northeast of St. Francis. This storm was nearly stationary.

Half inch hail and wind gusts up to 50 mph will be possible with this
storm. In addition, conditions remain favorable for brief tornadoes.

Locations impacted include...
St. Francis and Wheeler.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.

&&

LAT...LON 3974 10172 3980 10184 3987 10175 3981 10159
TIME...MOT...LOC 2343Z 218DEG 3KT 3980 10172

Husted

The office that day

Everything else NWS Goodland, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 21, 6:00 PM CDTTornado Warning Tornado observedGLDCheyenne, Rawlins30 min
Jul 21, 6:10 PM CDTSpecial Weather StatementGLDCheyenne50 min
Jul 21, 6:59 PM CDTSpecial Weather StatementGLDCheyenne61 min
Jul 21, 3:54 PM CDTSpecial Weather StatementGLDRed Willow36 min
Jul 21, 4:21 PM CDTSpecial Weather StatementGLDRed Willow9 min

Nearby

Special Weather Statements in Kansas, 2017Every special weather statement in 2017

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.