Alert archive / Kansas / Special Weather Statements in 2016

Special Weather Statement, NWS Goodland, KS

July 6, 2016Rawlins County, Kansas

NWS Goodland, KS issued this special weather statement at Jul 6, 2016, 9:32 PM CDT for Rawlins County, Kansas. It was in force for 13 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 6, 2016, 9:32 PM CDT (02:32 UTC)
Expired
Jul 6, 2016, 9:45 PM CDT
In force
13 min
Issued by
NWS Goodland, KS

County Rawlins County, KS

The radar

The Goodland radar (KGLD), 73 km from the middle of the area, began a volume at 02:32 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, 2.5 hours before the alert went out and 145 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-pSkew-T log-p diagram, N. Platte/Lee Bi, NE at 00:00Z on 2016-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2862 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, N. Platte/Lee Bi, NE at 00:00Z on 2016-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 189 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
2862 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
1697 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
189 m²/s²
0-3 km storm-relative helicity
298 m²/s²
Significant tornado parameter
0.9
Supercell composite
28.9

Open this sounding in Storm Lab

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 6, 7:05 PM CDT, 2 hours 27 minutes earlier.

Area forecast discussion, Jul 6, 7:05 PM CDT, 2 hours 27 minutes before
Area Forecast Discussion
National Weather Service Goodland KS
605 PM MDT WED JUL 6 2016

.SHORT TERM...(This evening through Thursday)
Issued at 205 PM MDT Wed Jul 6 2016

Tonight...models bringing a weather disturbance and increase in 700-
300mb moisture into far eastern Colorado right now then move it
quickly across the remainder of the area during the evening hours.
Precipitable water values are quite a bit lower compared to
yesterday so should have a bit less heavy rain/flash flood threat.
Primary threats will be strong outflow winds and large hail. Winds
veer to the northwest by sunrise Thursday morning across nearly all
of the area as some cooler air moves in. Low temperatures range in
the mid 50s to low 60s for far eastern Colorado and low to upper 60s
(possibly 70) east of the CO/KS border...mildest in the Norton to
Hill City areas. One item to watch is possibility of stratus moving
in from the northeast reaching a line from Trenton to near Hill
City. NAM most AGGRESSIVE while the GFS shows nothing of it.

Thursday...outside of possible morning stratus across the far east
should see a sunny sky. Northwest winds in the 10 to 15 mph range
with a few higher gusts expected along with slightly cooler
temperatures by some 5 degrees or so for many. Further south and
east similar temperatures expected compared to today (Wednesday) if
not a degree or two hotter. Currently have low to mid 90s for far
eastern Colorado with mid to upper 90s east of the border. Could see
a few century readings around Hill City. No precipitation
expected.

.LONG TERM...(Thursday night through Wednesday)
Issued at 207 PM MDT Wed Jul 6 2016

The models are showing many days with precipitation/storms during
the extended period. Beginning with Thursday night, it is expected
to be dry due to the fairly zonal upper level flow, then a ridge
begins to move in from the west. To note, the new model run of the
European has some PoPs across portions of the CWA; but I am not sure
that will play out to be correct, seeing that every other model has
it dry. One thing on Thursday night into Friday is that a cold front
is going to move over the CWA from the north and should dry the
region out and bring cooler temperatures Friday. The ridge will
begin to move into the CWA Thursday night/Friday and will stay over
the region through Saturday; then another trough beings to move
towards the area.

Friday and Saturday are looking to be fairly similar with
precipitation chances. On Friday, chances for precipitation will
mainly be in the evening and overnight hours; with slight chances in
the afternoon. The NAM shows an embedded shortwave at 700 mb that
will move over the region with CAPEs around 2500-3000 J/kg, bulk
shear up to 50 kts and 850-500 mb lapse rates at 7+ J/km will create
a favorable environment for potential storm development. The GFS
shows the precipitation more widespread in the overnight period. For
Saturday, there could be some lingering precipitation in the morning
due to the exiting shortwave but the main focus will be in the
evening and overnight hours when another shortwave moves over the
region. The GFS and European agree for the most part but the
European has more widespread precipitation starting earlier around
00Z, whereas the GFS has it starting around 06Z. Overall though,
CAPEs are 2500-3000 J/kg and 850-500 mb lapse rates are 7+ C/km
(bulk shear is not impressive though), these will help with the
potential for storm development over the region.

Sunday, the ridge is starting to move east out of the region and a
trough is starting to move towards the CWA from the northwest. As
the trough gets closer it could bring some precipitation to the
region in the afternoon and evening, but this all depends on the
placement of the trough. The current model runs disagree on
placement; the European is a little more progressive than the GFS
which allows for some PoP chances earlier in the evening.

Monday, could see some storms on the eastern side of the CWA as a
frontal boundary moves over that area from the low pressure to the
north. Timing and exact location for storm chances are still
questionable at this time; it will primarily have to do with the
placement of the low pressure. The GFS has it over east central
Montana and the Euro has it more in northeast Montana; but both
models have precipitation in the east at this time.

Tuesday and Wednesday are up in the air at this point. This is
because the GFS has the region dry but the European has PoP
potential each day due to a ridge moving into the region a little
quicker. The European also has shortwaves moving over the region
allowing moisture from the Gulf of Mexico to move north into the
area. Kept slight PoPs on Tuesday for now but will keep an eye on
it.

Temperatures are expected to drop Friday into the upper 80s to low
90s but will increase into the low to mid 90s for the remainder of
the period.

&&

.AVIATION...(For the 00Z TAFS through 00Z Thursday afternoon)
Issued at 605 PM MDT Wed Jul 6 2016

KGLD, vfr conditions expected through the period. A weather
disturbance will move across the terminal in the 02z-04z timeframe
bringing vcts. After 04z winds will steadily veer around to the
southwest then west then northwest at speeds around 10kts.

KMCK, vfr conditions expected from taf issuance through 10z. Above
mentioned weather disturbance may impact the terminal 03z-05z
timeframe with vcts and possibly -tsra with gusty outflow winds.
After 08z winds steadily veer around to the west then northwest at
speeds under 10kts. There is potential for cig/viz restrictions
after 10z, but confidence not high and for now just have scattered
clouds in the 300-500' range.

&&

.GLD Watches/Warnings/Advisories...
KS...NONE.
CO...NONE.
NE...NONE.
&&

SHORT TERM...99
LONG TERM...CLT
AVIATION...DLF
Hazardous weather outlook, Jul 6, 11:35 AM CDT, 9 hours 57 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GOODLAND KS
1035 AM MDT WED JUL 6 2016

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-071200-
YUMA COUNTY-KIT CARSON COUNTY-CHEYENNE COUNTY-CHEYENNE-RAWLINS-
DECATUR-NORTON-SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-
GREELEY-WICHITA-DUNDY-HITCHCOCK-RED WILLOW-
1035 AM MDT WED JUL 6 2016 /1135 AM CDT WED JUL 6 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL COLORADO...
EXTREME SOUTHWEST NEBRASKA AND NORTHWEST KANSAS.

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

A WEATHER DISTURBANCE WILL MOVE ACROSS THE AREA FROM THE WEST THIS
AFTERNOON AND EVENING PRODUCING STRONG TO POSSIBLY SEVERE
THUNDERSTORMS. THE PRIMARY THREATS WILL BE LARGE HAIL AND
DAMAGING OUTFLOW WINDS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

In the hours before

Special weather statement, Jul 6, 8:07 PM CDT, 1 hour 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
707 PM MDT WED JUL 6 2016

COZ090-KSZ001-NEZ079-070145-
YUMA COUNTY CO-CHEYENNE KS-DUNDY NE-
707 PM MDT WED JUL 6 2016

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL YUMA COUNTY IN
NORTHEASTERN COLORADO...NORTHWESTERN CHEYENNE COUNTY IN NORTHWESTERN
KANSAS AND SOUTHWESTERN DUNDY COUNTIES IN SOUTHWESTERN NEBRASKA UNTIL
745 PM MDT/845 PM CDT/...

AT 707 PM MDT/807 PM CDT/...DOPPLER RADAR WAS TRACKING A STRONG
THUNDERSTORM 6 MILES EAST OF WRAY...MOVING EAST AT 35 MPH.

NICKEL SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
HAIGLER AND LAIRD.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT/1000
PM CDT/ FOR NORTHEASTERN COLORADO...NORTHWESTERN KANSAS...AND
SOUTHWESTERN NEBRASKA.

LAT...LON 4014 10177 3986 10171 3995 10221 4019 10214
TIME...MOT...LOC 0107Z 279DEG 29KT 4005 10211

TL/JRM
Special weather statement, Jul 6, 8:11 PM CDT, 1 hour 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
711 PM MDT WED JUL 6 2016

COZ090-091-KSZ001-013-070145-
YUMA COUNTY CO-KIT CARSON COUNTY CO-CHEYENNE KS-SHERMAN KS-
711 PM MDT WED JUL 6 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN YUMA COUNTY IN
NORTHEASTERN COLORADO...NORTHEASTERN KIT CARSON COUNTY IN EAST
CENTRAL COLORADO...SOUTHWESTERN CHEYENNE AND NORTHWESTERN SHERMAN
COUNTIES IN NORTHWESTERN KANSAS UNTIL 745 PM MDT/845 PM CDT/...

AT 710 PM MDT/810 PM CDT/...THUNDERSTORM OUTFLOW WAS LOCATED 9 MILES
WEST OF BONNY RESERVOIR...MOVING SOUTHEAST AT 30 MPH.

WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE.

LOCATIONS IMPACTED INCLUDE...
BONNY RESERVOIR AND HALE.

THIS INCLUDES HIGHWAY 385 BETWEEN MILE MARKERS 191 AND 213.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM MDT/1000
PM CDT/ FOR NORTHEASTERN AND EAST CENTRAL COLORADO...AND NORTHWESTERN
KANSAS.

LAT...LON 3967 10231 3960 10191 3941 10210 3931 10232
      3954 10254
TIME...MOT...LOC 0110Z 310DEG 27KT 3958 10233

TL/JRM
Special weather statement, Jul 6, 9:07 PM CDT, 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
907 PM CDT WED JUL 6 2016

KSZ001-002-070215-
CHEYENNE KS-RAWLINS KS-
907 PM CDT WED JUL 6 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN RAWLINS AND
NORTHEASTERN CHEYENNE COUNTIES IN NORTHWESTERN KANSAS UNTIL 915 PM
CDT...

AT 907 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES SOUTH OF BENKELMAN...MOVING EAST AT 40 MPH.

NICKEL SIZE HAIL AND WIND GUSTS OF 50 TO 55 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
BEARDSLEY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN KANSAS.

LAT...LON 4000 10114 3978 10119 3981 10171 4000 10165
TIME...MOT...LOC 0207Z 261DEG 33KT 3993 10154

JRM
Local storm report, Jul 6, 9:16 PM CDT, 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
816 PM MDT WED JUL 06 2016

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

0805 PM     TSTM WND GST     7 NNW STRATTON NE       40.25N 101.27W
07/06/2016  M58 MPH          HITCHCOCK          NE   TRAINED SPOTTER

&&

TLYNCH
Special weather statement, Jul 6, 9:21 PM CDT, 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
921 PM CDT WED JUL 6 2016

KSZ001-002-070230-
CHEYENNE KS-RAWLINS KS-
921 PM CDT WED JUL 6 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN RAWLINS AND
NORTHEASTERN CHEYENNE COUNTIES IN NORTHWESTERN KANSAS UNTIL 930 PM
CDT...

AT 921 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES NORTH OF MCDONALD...OR 11 MILES SOUTHEAST OF BENKELMAN...MOVING
EAST AT 25 MPH.

DIME SIZE HAIL AND WIND GUSTS OF 50 TO 55 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
BEARDSLEY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN KANSAS.

LAT...LON 3999 10108 3980 10119 3981 10158 4000 10152
TIME...MOT...LOC 0221Z 280DEG 23KT 3990 10142

JRM
Special weather statement, Jul 6, 9:32 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
932 PM CDT WED JUL 6 2016

KSZ002-070245-
RAWLINS KS-
932 PM CDT WED JUL 6 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN RAWLINS COUNTY UNTIL
945 PM CDT...

AT 931 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 13
MILES NORTHEAST OF MCDONALD...OR 13 MILES NORTHWEST OF
ATWOOD...MOVING EAST AT 50 MPH.

DIME SIZE HAIL AND WIND GUSTS OF 50 TO 55 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
BEARDSLEY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN KANSAS.

LAT...LON 3999 10108 3980 10119 3981 10140 4000 10141
TIME...MOT...LOC 0231Z 269DEG 43KT 3995 10124

JRM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 8:04 PM CDTSevere Thunderstorm WarningGLDCheyenne26 min
Jul 6, 8:25 PM CDTSevere Thunderstorm WarningGLDCheyenne, Sherman35 min
Jul 6, 8:29 PM CDTSevere Thunderstorm WarningGLDCheyenne46 min
Jul 6, 9:07 PM CDTSpecial Weather StatementGLDCheyenne8 min
Jul 6, 9:21 PM CDTSpecial Weather StatementGLDRawlins9 min
Jul 7, 6:44 PM CDTSevere Thunderstorm WarningGLDCheyenne46 min
Jul 6, 7:25 PM CDTSevere Thunderstorm WarningGLDYuma35 min
Jul 6, 7:43 PM CDTSevere Thunderstorm WarningGLDYuma34 min
Jul 6, 7:49 PM CDTSevere Thunderstorm WarningGLDYuma26 min
Jul 6, 8:11 PM CDTSpecial Weather StatementGLDKit Carson34 min
Jul 6, 8:07 PM CDTSpecial Weather StatementGLDDundy38 min
Jul 6, 8:43 PM CDTSevere Thunderstorm WarningGLDDundy, Hitchcock47 min
Jul 6, 9:24 PM CDTSevere Thunderstorm WarningGLDHitchcock, Red Willow66 min
Jul 6, 9:53 PM CDTSevere Thunderstorm WarningGLDRed Willow52 min
Jul 6, 10:54 PM CDTSpecial Weather StatementGLDRed Willow21 min
Jul 7, 1:31 AM CDTSpecial Weather StatementGLDHitchcock, Red Willow59 min
Jul 7, 1:37 AM CDTSevere Thunderstorm WarningGLDRed Willow23 min
Jul 7, 1:54 AM CDTFlash Flood WarningGLDHitchcock, Red Willow3 hr
Jul 7, 2:45 AM CDTSpecial Weather StatementGLDRed Willow15 min
Jul 7, 6:27 PM CDTSpecial Weather StatementGLDDundy33 min
Jul 7, 6:52 PM CDTSevere Thunderstorm WarningGLDDundy38 min

Nearby

Special Weather Statements in Kansas, 2016Every special weather statement in 2016

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.