Alert archive / Colorado / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 200, NWS Goodland, KS
NWS Goodland, KS issued this severe thunderstorm warning at Jun 20, 2008, 4:13 PM MDT for Yuma County, Colorado. It was in force for 49 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 20, 2008, 4:13 PM MDT (22:13 UTC)
- Expired
- Jun 20, 2008, 5:02 PM MDT
- In force
- 49 min
- Issued by
- NWS Goodland, KS
- Area
- Storm-based polygon
County Yuma County, CO
The radar
The Goodland radar (KGLD), 94 km from the middle of the area, began a volume at 22:13 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 19, 6:22 PM MDT | Severe Thunderstorm Watch | SPC | 27 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 10.2 hours before the alert went out and 70 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
- 359 J/kg
- Mixed-layer CIN
- -185 J/kg
- Mixed-layer LCL
- 1200 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 21 m²/s²
- 0-3 km storm-relative helicity
- 81 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
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 20, 2:41 PM MDT, 1 hour 32 minutes earlier.
Area forecast discussion, Jun 20, 2:41 PM MDT, 1 hour 32 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GOODLAND KS 241 PM MDT FRI JUN 20 2008 .DISCUSSION... 241 PM MDT FRI JUN 20 2008 ONGOING THUNDERSTORMS WILL LIKELY LINGER INTO THE EARLY EVENING HOURS...ESPECIALLY OVER THE SOUTHERN ZONES. FURTHER NORTH...DIURNALLY DRIVEN ACTIVITY OVER SOUTHEAST WYOMING MAY EVENTUALLY BUILD INTO INSTABILITY AXIS NEAR THE CO/KS STATE LINE AND WILL KEEP LOW PROBABILITIES WEIGHTED IN THE WEST AFTER MIDNIGHT WITH LOW CONFIDENCE GIVEN NEGLIGIBLE LARGE SCALE FORCING FOR ASCENT AND INCREASING CINH THROUGH THE NIGHT. RISING HEIGHTS/THICKNESS SUPPORT WARMING TEMPERATURES ACROSS THE TRI-STATE AREA ON SATURDAY WITH ONLY A MINOR CONCERN FOR AN ISOLATED AFTERNOON THUNDERSTORM DURING PEAK HEATING ALONG REMNANT STATIONARY FRONT/TROUGH AXIS. SUNDAY-MONDAY...TEMPERATURES WILL SOAR INTO THE MID/UPPER 90S ON SUNDAY AS H7 THERMAL RIDGE BUILDS OVER THE ROCKIES AND INTO THE HIGH PLAINS LIKELY LIMITING DEEP MOIST CONVECTION. MAY KEEP SOME LOW POPS IN VICINITY OF SFC TROUGH AXIS DURING THE AFTERNOON/EVENING. A STRONGER SHORTWAVE TROUGH IS PROGGED TO BREAK DOWN THE MID/UPPER RIDGE LATE ON MONDAY WITH BETTER CHANCES FOR DEEP MOIST CONVECTION THROUGH MONDAY NIGHT. THE PREVIOUS FORECAST CAPTURED THIS SCENARIO WITH LITTLE CHANGES PLANNED. DAYS 4 THROUGH 7...AT THE START OF THE PERIOD...THE MID/UPPER RIDGE CENTERED OVER THE ROCKIES ON TUESDAY WILL AMPLIFY ACROSS THE CENTRAL HIGH PLAINS IN THE WAKE OF A SHORTWAVE TROUGH TRANSLATING EAST INTO THE CENTRAL AND SOUTHERN PLAINS STATES. RETAINED SOME LOW POPS GIVEN TIMING UNCERTAINTY IN NORTHWEST MID/UPPER FLOW WITH SEASONABLE HIGHS IN THE UPPER 80S/LOWER 90S. A SUBSIDENT REGIME UNDER H5 RIDGE IS EXPECTED ON WEDNESDAY WITH HIGHS CLIMBING INTO THE MID 90S. ANOTHER SHORTWAVE TROUGH WILL TRANSLATE SOUTHEAST OVER THE CENTRAL AND NORTHERN PLAINS ON THURSDAY AND WILL KEEP SOME LOW PROBABILITIES FOR DEEP MOIST CONVECTION THROUGH FRIDAY WITH STATIONARY FRONT MEANDERING OVER THE CENTRAL PLAINS STATES. MCGUIRE && .AVIATION... 241 PM MDT FRI JUN 20 2008 18Z TAFS... VFR WILL PERSIST AT BOTH KGLD AND KMCK THROUGH THE NEXT 24 HOURS. TRANSIENT MVFR MAY DEVELOP IN ISOLATED/WIDELY SCATTERED SHOWERS THROUGH 03-04Z WITH THUNDERSTORM ACTIVITY DIMINISHING THEREAFTER. WINDS WILL REMAIN LIGHT AND VARIABLE OUTSIDE THUNDERSTORM ACTIVITY THROUGHOUT THE PERIOD. && .GLD WATCHES/WARNINGS/ADVISORIES... KS...NONE. NE...NONE. CO...NONE. &&
Hazardous weather outlook, Jun 20, 10:46 AM MDT, 5 hours 27 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GOODLAND KS 1046 AM MDT FRI JUN 20 2008 COZ090>092-KSZ001>004-013>016-027>029-041-042-NEZ079>081-211500- YUMA-KIT CARSON-CHEYENNE CO-CHEYENNE KS-RAWLINS-DECATUR-NORTON- SHERMAN-THOMAS-SHERIDAN-GRAHAM-WALLACE-LOGAN-GOVE-GREELEY-WICHITA- DUNDY-HITCHCOCK-RED WILLOW- 1046 AM MDT FRI JUN 20 2008 /1146 AM CDT FRI JUN 20 2008/ THIS HAZARDOUS WEATHER OUTLOOK IS FOR EXTREME SOUTHWEST NEBRASKA...NORTHWEST KANSAS AND EAST CENTRAL COLORADO. .DAY ONE...THIS AFTERNOON AND TONIGHT THUNDERSTORMS WILL CONTINUE TO INCREASE IN COVERAGE AND SLIDE TO THE SOUTHEAST ACROSS THE AREA TODAY...WITH THE BEST COVERAGE EXPECTED ALONG AND WEST OF A MCCOOK TO GOVE LINE. SEVERE THUNDERSTORMS WILL BE POSSIBLE...ESPECIALLY DURING THE AFTERNOON HOURS. THERE IS A SMALL THREAT FOR A BRIEF TORNADO TODAY...BUT THE PRIMARY THREAT WILL BE LARGE HAIL AND DAMAGING STRAIGHT LINE WINDS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY THERE WILL BE A SLIGHT CHANCE OF THUNDERSTORMS DURING THE AFTERNOON AND EVENING HOURS FROM SATURDAY THROUGH MONDAY AND ONCE AGAIN WEDNESDAY. AT THIS TIME...THESE STORMS ARE NOT EXPECTED TO BECOME SEVERE WITH OCCASIONAL CLOUD TO GROUND LIGHTNING BEING THE MAIN THREAT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON WEST OF A MCCOOK TO GOVE LINE. JRM
In the hours before
Local storm report, Jun 20, 12:41 PM MDT, 3 hours 32 minutes before
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</html>Local storm report, Jun 20, 1:32 PM MDT, 2 hours 41 minutes before
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</html>Local storm report, Jun 20, 2:39 PM MDT, 1 hour 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GOODLAND KS
239 PM MDT FRI JUN 20 2008
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0209 PM TSTM WND GST FIRSTVIEW 38.82N 102.53W
06/20/2008 M59 MPH CHEYENNE CO MESONET
MEASURED BY CDOT INSTRUMENT AT FIRSTVIEW.
&&
JMARTINSpecial weather statement, Jun 20, 4:03 PM MDT, 10 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GOODLAND KS 403 PM MDT FRI JUN 20 2008 COZ090-202300- YUMA COUNTY- 403 PM MDT FRI JUN 20 2008 ...THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A SIGNIFICANT WEATHER ALERT FOR YUMA COUNTY IN NORTHEAST COLORADO... AT 400 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING A SEVERE THUNDERSTORM 10 MILES EAST OF ELBA...OR 15 MILES WEST OF ABARR...AND MOVING NORTHEAST AT 21 MPH. QUARTER SIZE HAIL...AND WINDS TO 55 MPH ARE EXPECTED WITH THIS STORM. PEOPLE IN WESTERN YUMA COUNTY...SHOULD MONITOR THE WEATHER SITUATION CLOSELY. A WARNING MAY BE NEEDED IF THE STORMS MOVE INTO THE AREA. BE READY TO SEEK SHELTER IF SEVERE WEATHER THREATENS. THEDE
The office that day
Everything else NWS Goodland, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 7:13 PM MDT | Severe Thunderstorm Warning | GLD | Wallace | 20 min |
| Jun 20, 11:03 AM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Rawlins, Sherman, Thomas | 32 min |
| Jun 20, 12:14 PM MDT | Severe Thunderstorm Warning | GLD | Rawlins, Thomas | 61 min |
| Jun 20, 12:29 PM MDT | Severe Thunderstorm Warning | GLD | Logan | 50 min |
| Jun 20, 1:11 PM MDT | Severe Thunderstorm Warning | GLD | Logan, Wichita | 30 min |
| Jun 20, 5:44 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 41 min |
| Jun 20, 11:42 AM MDT | Severe Thunderstorm Warning | GLD | Cheyenne, Kit Carson | 63 min |
| Jun 20, 12:22 PM MDT | Tornado Warning | GLD | Cheyenne, Kit Carson | 38 min |
| Jun 20, 12:56 PM MDT | Tornado Warning | GLD | Cheyenne, Kit Carson | 64 min |
| Jun 20, 2:00 PM MDT | Severe Thunderstorm Warning | GLD | Cheyenne | 29 min |
Nearby
Severe Thunderstorm Warnings in Colorado, 2008Every severe thunderstorm warning in 2008
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.