Alert archive / Kansas / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 52, NWS Goodland, KS
NWS Goodland, KS issued this severe thunderstorm warning at Jun 12, 2009, 4:28 AM CDT for 4 counties in 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 counties it named.
The facts
- Issued
- Jun 12, 2009, 4:28 AM CDT (09:28 UTC)
- Expired
- Jun 12, 2009, 5:03 AM CDT
- In force
- 35 min
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
Counties Gove County, KS, Logan County, KS, Sheridan County, KS, Thomas County, KS
The radar
The Goodland radar (KGLD), 83 km from the middle of the area, began a volume at 09:29 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, 9.5 hours before the alert went out and 170 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.
- Mixed-layer CAPE
- 342 J/kg
- Mixed-layer CIN
- -38 J/kg
- Mixed-layer LCL
- 955 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 199 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.4
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 Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 12, 2:18 AM CDT, 2 hours 10 minutes earlier.
Area forecast discussion, Jun 12, 2:18 AM CDT, 2 hours 10 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GOODLAND KS 118 AM MDT FRI JUN 12 2009 .DISCUSSION... 118 AM MDT FRI JUN 12 2009 RUC/WATER VAPOR SATELLITE INDICATED WSW FLOW ACROSS THE ROCKIES AND POINTS EAST WHILE THE SUBTROPICAL RIDGE REMAINS CONFINED TO MEXICO AND THE WESTERN GULF AND A MEAN TROUGH OF LOW PRESSURE WAS LOCATED FROM THE PACNW SSW OFF THE WEST COAST OF SOUTHERN CALIFORNIA. H7 WAA PATTERN CONTINUES TO SUPPORT NOCTURNAL THUNDERSTORM ACTIVITY EARLY THIS MORNING WHICH MAY LINGER EARLY INTO THE FIRST PERIOD. THIS SHOULD BE FOLLOWED BY A PERIOD OF SUBSIDENCE THROUGH AT LEAST 20-21Z BEFORE WIDELY SCATTERED THUNDERSTORMS DEVELOP IN WEAKLY CAPPED ENVIRONMENT. HARD TO PINPOINT SPECIFICS GIVEN LACK OF FOCUS AND MAINTAINED LOW POPS FROM PREVIOUS FORECAST. H7 WAA PATTERN WILL SUPPORT DEEP MOIST CONVECTION ONCE AGAIN FRI NIGHT WHICH WAS HANDLED WELL IN THE PREVIOUS FORECAST. SAT-SUN...SFC TROUGH AXIS IS PROGGED TO LIE ACROSS E CO THROUGH THE PERIOD AND WILL PROVIDE A FOCUS FOR DEEP MOIST CONVECTION DURING THE AFTERNOON HOURS. SHEAR/CAPE PROFILES SUPPORT SEVERE THUNDERSTORMS BOTH DAYS. SUN NIGHT APPEARS TO BE A BETTER NIGHT FOR NOCTURNAL ACTIVITY WITH STRONG H7 WAA PROGGED AND INCREASED PROBABILITIES ACROSS THE NORTHERN ZONES. THE PREVIOUS FORECAST HANDLED THE ANTICIPATED SCENARIO WELL WITH ONLY MINOR ADJUSTMENTS NEEDED. DAYS 4 THROUGH 7...NO CHANGES. && .AVIATION... 1108 PM MDT THU JUN 11 2009 FOR THE 06Z TAF...CONVECTIVE REDEVELOPMENT CURRENTLY UNDERWAY OVER EASTERN COLORADO COULD IMPACT THE KGLD TERMINAL THROUGH THE NIGHT. LATEST RUC/NAM BUFKIT SOUNDINGS INDICATE STRONG POTENTIAL FOR IFR CIGS AFTER AROUND 09Z FOR KGLD. CURRENT LIFR CIGS FOR KMCK SHOULD CONTINUE THROUGH THE NIGHT WITH PRECIP REMAINING WEST OF THE TERMINAL. WILL SEE IMPROVEMENT TO VFR AT BOTH SITES BY AROUND 17Z FRIDAY. FOLTZ && .GLD WATCHES/WARNINGS/ADVISORIES... KS...NONE. NE...NONE. CO...NONE. &&
Hazardous weather outlook, Jun 11, 4:53 PM CDT, 11 hours 35 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GOODLAND KS 353 PM MDT THU JUN 11 2009 COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-121315- YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-NORTON- SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-GREELEY-WICHITA- DUNDY-HITCHCOCK-RED WILLOW- 353 PM MDT THU JUN 11 2009 /453 PM CDT THU JUN 11 2009/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHWEST NEBRASKA...NORTHWEST KANSAS AND EAST CENTRAL COLORADO. .DAY ONE...THIS AFTERNOON AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE TRI- STATE AREA LATER THIS AFTERNOON AND EVENING. THUNDERSTORMS THAT FORM OVER THE HIGHER TERRAIN IN EASTERN COLORADO WILL DRIFT EAST INTO WESTERN KANSAS. THERE IS ENOUGH SHEAR FOR A FEW SUPERCELLS. THE MAIN THREAT WOULD BE LARGE HAIL AND DAMAGING WIND. THERE IS A SMALL THREAT FOR TORNADOES MAINLY WEST OF HIGHWAY 27. IN ADDITION TO THE POTENTIAL FOR SEVERE WEATHER...HEAVY RAINFALL WILL BE POSSIBLE. WITH SOME AREAS ALREADY RECEIVING AROUND AN INCH OF RAIN LAST NIGHT...THERE IS A POSSIBILITY OF LOCALIZED FLOODING OVERNIGHT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY A PERSISTENT WEATHER PATTERN WILL CAUSE THUNDERSTORMS TO BE A DAILY OCCURRENCE ACROSS THE TRI-STATE AREA THROUGH TUESDAY. WITH EACH ROUND OF THUNDERSTORMS...THERE WILL BE THE POTENTIAL FOR LOCALLY HEAVY RAIN THROUGH THE BEGINNING OF THE WEEK. THE THREAT FOR FLOODING WILL ALSO INCREASE THROUGH THE PERIOD AS THE GROUND BECOMES SATURATED IN SOME AREAS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND EVENING. JRM
In the hours before
Special weather statement, Jun 12, 4:12 AM CDT, 16 minutes before
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</html>The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 3:43 AM CDT | Severe Thunderstorm Warning | GLD | Cheyenne, Sherman, Thomas, Wallace | 26 min |
| Jun 12, 6:50 PM CDT | Severe Thunderstorm Warning | GLD | Cheyenne | 55 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 2009Every severe thunderstorm warning in 2009
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.