Alert archive / Kansas / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 200, NWS Hastings, NE

August 9, 2017Rooks County, Kansas

NWS Hastings, NE issued this severe thunderstorm warning at Aug 9, 2017, 7:01 PM CDT for Rooks County, Kansas. It was in force for 19 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: Aug 9, 2017, 7:01 PM CDT (00:01 UTC)
Expired: Aug 9, 2017, 7:20 PM CDT
In force: 19 min
Issued by: NWS Hastings, NE
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

County Rooks County, KS

The radar

The Grand Island radar (KUEX), 132 km from the middle of the area, began a volume at 00:01 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

Dodge City, (KDDC), launched 00:00Z, 0.0 hours before the alert went out and 183 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 809 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 1832 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 6 m²/s²
0-3 km storm-relative helicity: 28 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

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 Hastings, NE wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 9, 6:59 PM CDT, 2 minutes earlier.

Area forecast discussion, Aug 9, 6:59 PM CDT, 2 minutes before

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Hazardous weather outlook, Aug 9, 2:33 PM CDT, 4 hours 28 minutes before

Hazardous Weather Outlook
National Weather Service Hastings NE
233 PM CDT Wed Aug 9 2017

KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-
101200-
Phillips-Smith-Jewell-Rooks-Osborne-Mitchell-Valley-Greeley-Nance-
Sherman-Howard-Merrick-Polk-Dawson-Buffalo-Hall-Hamilton-York-
Gosper-Phelps-Kearney-Adams-Clay-Fillmore-Furnas-Harlan-Franklin-
Webster-Nuckolls-Thayer-
233 PM CDT Wed Aug 9 2017

This Hazardous Weather Outlook is for south central Nebraska and
portions of north central Kansas.

.DAY ONE...This Afternoon and Tonight.

A cluster of thunderstorms is expected to move across the area
late this afternoon through the evening. Some of these storms
could be strong to severe with hail near the size of quarters, 60
MPH wind gusts and locally heavy rainfall. The best chance for
severe weather will occur northwest of a line from Stockton,
Kansas to Geneva, Nebraska from 4PM to 8PM.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Between Thursday and Tuesday, there are several chances for
thunderstorms within the outlook area. At this time, it appears
that the best chances for thunderstorms will occur Thursday and
again Friday night through Saturday.

There is a risk for a few strong to severe storms Thursday
afternoon and evening, mainly south of a line from Elwood to
Hebron. Threats include hail to the size of ping pong balls, wind
gusts up to 60 MPH and locally heavy rain.

There may be potential for a few more strong to severe
storms through the weekend, but details remain uncertain at this
point.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed between 4PM and 8PM this evening.

&&

More information may be obtained at the following web page:
   https://www.weather.gov/hastings

Mangels

In the hours before

Special weather statement, Aug 9, 5:03 PM CDT, 1 hour 58 minutes before

Special Weather Statement
National Weather Service Hastings NE
503 PM CDT WED AUG 9 2017

KSZ017-092230-
Rooks KS-
503 PM CDT WED AUG 9 2017

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN ROOKS COUNTY UNTIL
530 PM CDT...

At 503 PM CDT, a strong thunderstorm was reported near Zurich, or 17
miles north of Ellis, moving southeast at 25 mph.

Half inch hail and wind gusts up to 50 mph will be possible with this
storm.

Locations impacted include...
Plainville and Zurich.

LAT...LON 3913 9956 3915 9959 3930 9946 3913 9913
TIME...MOT...LOC 2203Z 309DEG 21KT 3918 9945

Mangels

Local storm report, Aug 9, 5:08 PM CDT, 1 hour 53 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE HASTINGS NE
508 PM CDT WED AUG 9 2017

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

0505 PM     TSTM WND GST     1 WNW HOLBROOK          40.31N 100.03W
08/09/2017  E60 MPH          FURNAS             NE   TRAINED SPOTTER

            ESTIMATED 60 MPH WIND. 2 INCH TREE LIMBS
            DOWN. NEAR ZERO VISIBILITY IN HEAVY RAIN. NO
            HAIL.

&&

Special weather statement, Aug 9, 5:20 PM CDT, 1 hour 41 minutes before

Special Weather Statement
National Weather Service Hastings NE
520 PM CDT WED AUG 9 2017

NEZ061-062-074-092300-
Buffalo NE-Hall NE-Kearney NE-
520 PM CDT WED AUG 9 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHEASTERN KEARNEY...
SOUTHEASTERN BUFFALO AND SOUTHWESTERN HALL COUNTIES UNTIL 600 PM
CDT...

At 520 PM CDT, a strong thunderstorm was reported 7 miles northwest
of Gibbon, or 13 miles northeast of Kearney, moving southeast at 25
mph.

Half inch hail and wind gusts of 50 to 55 mph will be possible with
this storm.

Locations impacted include...
Gibbon and Shelton.

This includes Interstate 80 between mile markers 283 and 298.

LAT...LON 4096 9888 4072 9859 4070 9863 4070 9872
      4064 9872 4059 9882 4085 9905
TIME...MOT...LOC 2220Z 321DEG 21KT 4085 9892

Mangels

Special weather statement, Aug 9, 5:49 PM CDT, 1 hour 12 minutes before

Special Weather Statement
National Weather Service Hastings NE
549 PM CDT WED AUG 9 2017

KSZ005-NEZ082-083-092330-
Phillips KS-Harlan NE-Furnas NE-
549 PM CDT WED AUG 9 2017

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN PHILLIPS...
SOUTHEASTERN FURNAS AND SOUTHWESTERN HARLAN COUNTIES UNTIL 630 PM
CDT...

At 549 PM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Hollinger to near Beaver City to 7 miles
south of Hendley. Movement was southeast at 25 mph.

Penny size hail and wind gusts of 50 to 55 mph will be possible with
these storms.

Locations impacted include...
Beaver City, Stamford, Long Island, Prairie View, Hollinger and
Woodruff.

LAT...LON 4023 9968 3999 9939 3985 9954 3980 9963
      4000 9963 4000 10007 4002 10009
TIME...MOT...LOC 2249Z 313DEG 23KT 4017 9969 4009 9983 4003 9996

Mangels

Special weather statement, Aug 9, 6:20 PM CDT, 41 minutes before

Special Weather Statement
National Weather Service Hastings NE
620 PM CDT WED AUG 9 2017

KSZ005-100000-
Phillips KS-
620 PM CDT WED AUG 9 2017

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN PHILLIPS COUNTY UNTIL 700
PM CDT...

At 620 PM CDT, Doppler radar was tracking a strong thunderstorm over
Almena, or 10 miles east of Norton, moving southeast at 30 mph.

Wind gusts of 50 to 60 mph will be possible with this storm.

People in western Phillips County should monitor the weather
situation closely.  Be ready to seek shelter if these storms threaten
the area.

LAT...LON 3957 9963 3998 9962 3996 9950 3957 9931
TIME...MOT...LOC 2320Z 318DEG 27KT 3987 9970

Moritz

Special weather statement, Aug 9, 6:54 PM CDT, 7 minutes before

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The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 10, 3:42 AM CDT	Dense Fog Advisory	GID	Adams, Buffalo, Clay, Dawson, Fillmore, Franklin and 15 more	6 hr

Nearby

Severe Thunderstorm Warnings in Kansas, 2017 Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.