Alert archive / Kansas / Special Weather Statements in 2012

Special Weather Statement, NWS Goodland, KS

June 30, 2012Gove County, Kansas

NWS Goodland, KS issued this special weather statement at Jun 30, 2012, 7:55 PM CDT for Gove County, Kansas. It was in force for 35 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
Jun 30, 2012, 7:55 PM CDT (00:55 UTC)
Expired
Jun 30, 2012, 8:30 PM CDT
In force
35 min
Issued by
NWS Goodland, KS

County Gove County, KS

The radar

The Goodland radar (KGLD), 97 km from the middle of the area, began a volume at 00:59 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, 0.9 hours before the alert went out and 161 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, Dodge City, at 00:00Z on 2012-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 295 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, Dodge City, at 00:00Z on 2012-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 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
295 J/kg
Mixed-layer CIN
-128 J/kg
Mixed-layer LCL
3515 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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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 Jun 30, 6:23 PM CDT, 1 hour 32 minutes earlier.

Area forecast discussion, Jun 30, 6:23 PM CDT, 1 hour 32 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
523 PM MDT SAT JUN 30 2012

.UPDATE...
ISSUED AT 510 PM MDT SAT JUN 30 2012

MADE MINOR TWEEKS TO THE FORECAST FOR THIS EVENING DUE TO THE LINE
OF STORMS PROGRESSING EAST FASTER THAN ANTICIPATED. DURING THE
LATE EVENING THE HIGHER PRECIP. CHANCES SHIFT BACK WEST AS ANOTHER
UPPER LEVEL SHORT WAVE TROUGH MOVES INTO THE AREA. STORM ACTIVITY
STILL LOOKS TO DISSIPATE AFTER MIDNIGHT.

ALSO UPDATED THE WIND FORECAST. AHEAD OF THE STORMS WINDS ARE FROM
THE EAST. ONCE THE STORMS MOVE THROUGH WINDS BECOME ERRATIC WITH
GUSTS UP TO 40 OR 50 MPH. WINDS SLOWLY DECLINE BEHIND THE
STORMS...ALTHOUGH THE VARIOUS OUTFLOW BOUNDARIES MAKE PICKING A
DIRECTION TRICKY BUT WINDS SHOULD GENERALLY COME AROUND TO THE SOUTH.

&&

.SHORT TERM...(THIS EVENING THROUGH SUNDAY)
ISSUED AT 202 PM MDT SAT JUN 30 2012

NEXT IN A SERIES OF SHORTWAVE TROUGHS IS ALREADY MOVING INTO
NORTHERN CO...WITH MODERATELY UNSTABLE AIR MASS IN PLACE ACROSS
CWA. INITIAL IMPRESSIONS WERE THAT STABLE AIR BEHIND FIRST
EXITING SHORTWAVE WOULD BE ENOUGH TO LIMIT THUNDERSTORM INITIATION
UNTIL 00Z...HOWEVER HIGH BASE SHOWERS AND THUNDERSTORMS HAVE
ALREADY DEVELOPED ALONG CONVERGENCE ZONE ALONG EASTERN EXTENT OF
SURFACE TROUGH. AS SHORTWAVE TROUGH OVER NORTHERN COLORADO MOVES
EAST THIS ACTIVITY SHOULD INCREASE IN COVERAGE THROUGH LATE
AFTERNOON/EARLY EVENING. LLJ DEVELOPS AROUND 00Z...AND WILL HELP
SUPPORT SHEER PROFILES FAVORABLE FOR HIGH WIND/HAIL THREAT THIS
AFTERNOON AND EVENING.

ANY THUNDERSTORM ACTIVITY SHOULD END BY AROUND 09Z AS SHORTWAVE
MOVES EAST. NEXT WEAK SHORTWAVE IS EXPECTED TO ARRIVE LATE
AFTERNOON/EARLY EVENING ON SUNDAY AND COULD BRING ISOLATED
THUNDERSTORM CHANCES TO THE AREA...POSSIBLY A REPEAT OF TONIGHT
WITH HIGH BASED SHOWERS/THUNDERSTORMS. I KEPT COVERAGE LIMITED TO
ISOLATED DURING THE AFTERNOON PERIOD WITH TIMING OF INITIATION
STILL FAVORED IN THE EVENING.

.LONG TERM...(SUNDAY NIGHT THROUGH SATURDAY)
ISSUED AT 203 PM MDT SAT JUN 30 2012

DO NOT SEE MUCH CHANGE DURING THIS PERIOD. A LARGE SPRAWLING UPPER
LEVEL RIDGE WILL DOMINATE THE CONUS WEATHER EAST OF THE ROCKIES.
THE LOCAL FORECAST AREA WILL BE CLOSE ENOUGH TO THE WESTERN FRINGE
OF THE ANTICYCLONIC CIRCULATION TO OPEN THE DOOR FOR SHORTWAVE
TROUGHS MOVING ACROSS THE ROCKIES AND ALMOST DAILY CHANCES FOR
THUNDERSTORMS...BEST CHANCES BEING IN EASTERN COLORADO...IN THE
LATE AFTERNOON AND EVENING HOURS. HIGH TEMPERATURES WILL GENERALLY
BE IN THE 100-105 RANGE WITH LOW TEMPERATURES IN THE UPPER 60S TO
MIDDLE 70S.

&&

.AVIATION...(FOR THE 00Z TAFS THROUGH 00Z SUNDAY EVENING)
ISSUED AT 510 PM MDT SAT JUN 30 2012

VFR CONDITIONS ARE FORECAST FOR THE 0Z TAFS. THUNDERSTORMS
CURRENTLY OVER THE TAF SITES SHOULD MOVE EAST OF THE SITES BY 0Z.
AFTER THAT HAVE VCTS THROUGH THE EVENING INTO THE OVERNIGHT HOURS.
DID NOT INSERT A TEMPO GROUP FOR TS DURING THE EVENING SINCE
STORMS WILL LIKELY BE TOO SPOTTY TO TIME IN TO EITHER SITE. WILL
MONITOR THROUGH THE EVENING INCASE A TEMPO GROUP IS NEEDED. IF
STORMS DO MOVE OVER THE SITES WINDS MAY GUST UP TO 35KTS OR SO.
DURING THE OVERNIGHT HOURS THE INSTABILITY AND LIFT BEGIN TO WANE
BRINGING STORM ACTIVITY TO AN END. SUNDAY AFTERNOON THUNDERSTORMS
MAY AGAIN DEVELOP ACROSS THE TRI-STATE AREA. WILL HOLD OFF
INSERTING ANY MENTION WITH THESE TAFS DUE TO THE ISOLATED NATURE.

&&

.GLD WATCHES/WARNINGS/ADVISORIES...
KS...NONE.
CO...NONE.
NE...NONE.
&&

UPDATE...JTL
SHORT TERM...DR
LONG TERM...024
AVIATION...JTL
Hazardous weather outlook, Jun 30, 11:15 AM CDT, 8 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GOODLAND KS
1015 AM MDT SAT JUN 30 2012

COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-011300-
YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-NORTON-
SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-GREELEY-WICHITA-
DUNDY-HITCHCOCK-RED WILLOW-
1015 AM MDT SAT JUN 30 2012 /1115 AM CDT SAT JUN 30 2012/

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

THERE IS A CHANCE FOR SEVERE THUNDERSTORMS THIS AFTERNOON AND
EVENING ACROSS THE TRI STATE AREA...WITH THE BEST CHANCE NORTH OF
INTERSTATE 70. DAMAGING WIND GUSTS...LARGE HAIL AND FIRES DUE TO
LIGHTNING STRIKES WILL BE THE PRIMARY THREAT.

ALTHOUGH TEMPERATURES WILL BE SLIGHTLY COOLER TODAY THAN THE PAST
SEVERAL DAYS...HIGH TEMPERATURES WILL BE AROUND 100 DEGREES
ACROSS MUCH OF THE AREA. TAKE EXTRA PRECAUTIONS IF WORKING
OUTDOORS TODAY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

LATE AFTERNOON AND EVENING THUNDERSTORMS ARE EXPECTED SUNDAY AND
MONDAY...MAINLY WEST OF THE KANSAS AND COLORADO STATE LINE.
DAMAGING WIND GUSTS WOULD BE THE PRIMARY THREAT WITH ANY STORM
THAT FORMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.

JRM/DR

In the hours before

Special weather statement, Jun 30, 5:18 PM CDT, 2 hours 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
418 PM MDT SAT JUN 30 2012

KSZ001-302245-
CHEYENNE-
518 PM CDT SAT JUN 30 2012

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR CHEYENNE COUNTY IN NORTHWEST KANSAS...

AT 515 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM 9 MILES NORTHEAST OF HALE...MOVING EAST AT 10
MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THIS STORM.

&&

LAT...LON 3975 10173 3958 10176 3959 10205 3979 10205
TIME...MOT...LOC 2218Z 285DEG 7KT 3968 10198

THEDE
Special weather statement, Jun 30, 5:44 PM CDT, 2 hours 11 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
544 PM CDT SAT JUN 30 2012

KSZ002-003-NEZ080-081-302330-
DECATUR-HITCHCOCK-RAWLINS-RED WILLOW-
544 PM CDT SAT JUN 30 2012

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR RAWLINS COUNTY IN NORTHWEST KANSAS...DECATUR
COUNTY IN NORTHWEST KANSAS...HITCHCOCK COUNTY IN SOUTHWEST NEBRASKA
AND RED WILLOW COUNTY IN SOUTHWEST NEBRASKA...

AT 543 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES EAST OF
PALISADE TO TRENTON TO 10 MILES SOUTH OF STRATTON NE...MOVING EAST AT
30 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THESE STORMS.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

&&

LAT...LON 4025 10041 4001 10037 3979 10077 3998 10141
      4000 10138 4000 10133 4004 10132 4020 10102
      4035 10104 4035 10075
TIME...MOT...LOC 2245Z 291DEG 26KT 4032 10093 4017 10091
          4000 10121

THEDE
Special weather statement, Jun 30, 6:10 PM CDT, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
510 PM MDT SAT JUN 30 2012

COZ091-092-010000-
CHEYENNE COUNTY-KIT CARSON COUNTY-
510 PM MDT SAT JUN 30 2012

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR CHEYENNE COUNTY IN EAST CENTRAL COLORADO AND KIT
CARSON COUNTY IN EAST CENTRAL COLORADO...

AT 506 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 15 MILES NORTH OF
CHEYENNE WELLS TO FIRSTVIEW TO 6 MILES NORTHEAST OF EADS...MOVING
SOUTHEAST AT 20 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 55 MPH ARE EXPECTED WITH
THESE STORMS.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

&&

LAT...LON 3883 10263 3915 10247 3900 10205 3887 10205
      3861 10220 3861 10278 3862 10279
TIME...MOT...LOC 2310Z 294DEG 15KT 3902 10240 3879 10252
          3855 10271

THEDE
Special weather statement, Jun 30, 6:22 PM CDT, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
522 PM MDT SAT JUN 30 2012

KSZ002-302345-
RAWLINS-
622 PM CDT SAT JUN 30 2012

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR RAWLINS COUNTY IN NORTHWEST KANSAS...

AT 620 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR BEARDSLEY...MOVING SOUTHEAST AT 20 MPH.

PENNY TO NICKEL SIZE HAIL...AND WINDS TO 50 MPH ARE EXPECTED WITH
THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

&&

LAT...LON 3990 10123 3965 10095 3956 10122 3957 10123
      3978 10141 3980 10141
TIME...MOT...LOC 2322Z 324DEG 16KT 3977 10126

THEDE
Local storm report, Jun 30, 7:43 PM CDT, 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
643 PM MDT SAT JUN 30 2012

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

0635 PM     TSTM WND GST     3 N COLBY               39.43N 101.05W
06/30/2012  M62 MPH          THOMAS             KS   AWOS

&&

PMURRAY
Special weather statement, Jun 30, 7:55 PM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
655 PM MDT SAT JUN 30 2012

KSZ015-029-010130-
GOVE-SHERIDAN-
755 PM CDT SAT JUN 30 2012

...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT
WEATHER ADVISORY FOR SHERIDAN COUNTY IN NORTHWEST KANSAS AND GOVE
COUNTY IN WEST CENTRAL KANSAS...

AT 754 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A
STRONG THUNDERSTORM NEAR GRINNELL...MOVING EAST AT 10 MPH.

PENNY TO NICKEL SIZE HAIL...WINDS TO 50 MPH AND FREQUENT LIGHTNING
WHICH MAY PRODUCE SPOT FIRES ARE POSSIBLE WITH THIS STORM.

BE PREPARED TO TAKE SHELTER IN THE EVENT THESE STORMS INTENSIFY AND
BECOME SEVERE.

&&

LAT...LON 3902 10043 3898 10077 3913 10081 3913 10073
      3919 10072 3924 10050
TIME...MOT...LOC 0055Z 256DEG 7KT 3909 10068

THEDE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 7:33 PM CDTSevere Thunderstorm WarningGLDDecatur, Rawlins, Sheridan, Thomas57 min
Jun 30, 8:08 PM CDTSevere Thunderstorm WarningGLDGove, Graham, Logan, Sheridan67 min
Jun 30, 9:25 PM CDTSpecial Weather StatementGLDGraham35 min
Jul 1, 12:03 AM CDTSpecial Weather StatementGLDDecatur, Gove, Graham, Norton, Sheridan57 min
Jul 1, 6:06 PM CDTSpecial Weather StatementGLDLincoln14 min
Jul 1, 6:25 PM CDTSpecial Weather StatementGLDLincoln20 min
Jul 1, 6:46 PM CDTSevere Thunderstorm WarningGLDCheyenne44 min

Nearby

Special Weather Statements in Kansas, 2012Every special weather statement in 2012

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.