Alert archive / Kansas / Tornado Watches in 2015
Tornado Watch 206
The Storm Prediction Center issued this tornado watch at May 24, 2015, 4:00 PM MDT for 7 counties in Colorado; 29 counties in Kansas; Dundy County, Hitchcock County, Nebraska. It was in force for 10 hr.
The area
The outline as issued.
The facts
- Issued
- May 24, 2015, 4:00 PM MDT (22:00 UTC)
- Expired
- May 25, 2015, 2:00 AM MDT
- In force
- 10 hr
- Issued by
- the Storm Prediction Center
- Largest hail expected
- 2 in
- Strongest gust expected
- 60 kt
All 38 counties
Baca County, CO, Bent County, CO, Cheyenne County, CO, Kiowa County, CO, Kit Carson County, CO, Prowers County, CO, Yuma County, CO, Cheyenne County, KS, Clark County, KS, Comanche County, KS, Edwards County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Logan County, KS, Meade County, KS, Morton County, KS, Rawlins County, KS, Scott County, KS, Seward County, KS, Sheridan County, KS, Sherman County, KS, Stanton County, KS, Stevens County, KS, Thomas County, KS, Wallace County, KS, Wichita County, KS, Dundy County, NE, Hitchcock County, NE
The radar
The Goodland radar (KGLD), 51 km from the middle of the area, began a volume at 22:00 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.
What SPC expected
The probabilities SPC published with the watch, for the watch area over its life.
- Two or more tornadoes
- 40%
- One or more EF2 to EF5 tornadoes
- 10%
- Ten or more severe wind reports
- 20%
- One or more gusts of 65 knots or more
- 5%
- Ten or more severe hail reports
- 60%
- One or more hailstones of 2 inches or more
- 30%
- Six or more combined severe hail and wind reports
- 80%
Warnings issued inside it
41 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 4:14 PM MDT | Flash Flood Warning | GLD | Kit Carson, Yuma | 3 hr |
| May 24, 4:25 PM MDT | Tornado Warning | PUB | Prowers | 50 min |
| May 24, 4:26 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Las Animas, Prowers | 49 min |
| May 24, 4:56 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 64 min |
| May 24, 4:59 PM MDT | Flash Flood Warning | PUB | Prowers | 3 hr |
| May 24, 5:07 PM MDT | Tornado Warning | PUB | Prowers | 38 min |
| May 24, 5:11 PM MDT | Severe Thunderstorm Warning | PUB | Kiowa, Prowers | 49 min |
| May 24, 5:12 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Bent, Prowers | 48 min |
| May 24, 5:41 PM MDT | Tornado Warning | PUB | Prowers | 18 min |
| May 24, 5:54 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 36 min |
| May 24, 5:58 PM MDT | Severe Thunderstorm Warning | PUB | Prowers | 25 min |
| May 24, 6:02 PM MDT | Severe Thunderstorm Warning | DDC | Hamilton | 43 min |
| May 24, 6:06 PM MDT | Tornado Warning | PUB | Baca, Prowers | 24 min |
| May 24, 6:20 PM MDT | Severe Thunderstorm Warning | DDC | Hamilton, Stanton | 55 min |
| May 24, 6:32 PM MDT | Severe Thunderstorm Warning | PUB | Baca, Prowers | 16 min |
| May 24, 6:40 PM MDT | Severe Thunderstorm Warning | DDC | Seward, Stevens | 50 min |
| May 24, 6:45 PM MDT | Severe Thunderstorm Warning | DDC | Hamilton, Kearny | 45 min |
| May 24, 6:49 PM MDT | Tornado Warning | DDC | Seward, Stevens | 26 min |
| May 24, 7:10 PM MDT | Severe Thunderstorm Warning | DDC | Seward | 20 min |
| May 24, 7:13 PM MDT | Severe Thunderstorm Warning | DDC | Hamilton, Kearny, Stanton | 47 min |
| May 24, 7:31 PM MDT | Severe Thunderstorm Warning | DDC | Grant, Gray, Haskell, Kearny, Meade, Seward and 1 more | 44 min |
| May 24, 7:56 PM MDT | Severe Thunderstorm Warning | DDC | Grant, Hamilton, Kearny, Stanton | 49 min |
| May 24, 8:03 PM MDT | Tornado Warning | DDC | Meade, Seward | 27 min |
| May 24, 8:10 PM MDT | Severe Thunderstorm Warning | DDC | Haskell, Meade, Seward | 50 min |
| May 24, 8:27 PM MDT | Tornado Warning | DDC | Haskell, Meade, Seward | 33 min |
| May 24, 8:33 PM MDT | Severe Thunderstorm Warning | DDC | Grant, Stevens | 12 min |
| May 24, 8:41 PM MDT | Severe Thunderstorm Warning | DDC | Finney, Grant, Haskell, Kearny, Seward, Stevens | 49 min |
| May 24, 8:57 PM MDT | Tornado Warning | DDC | Gray, Meade, Seward | 33 min |
| May 24, 9:24 PM MDT | Tornado Warning | DDC | Gray, Meade | 36 min |
| May 24, 9:25 PM MDT | Severe Thunderstorm Warning | DDC | Finney, Grant, Haskell, Kearny, Seward, Stevens | 65 min |
| May 24, 9:58 PM MDT | Tornado Warning | DDC | Gray, Meade | 47 min |
| May 24, 10:07 PM MDT | Flash Flood Warning | DDC | Gray, Haskell, Meade, Seward | 10 hr |
| May 24, 10:25 PM MDT | Severe Thunderstorm Warning | DDC | Finney, Gray, Haskell, Meade, Seward | 50 min |
| May 24, 10:41 PM MDT | Tornado Warning | DDC | Ford, Gray | 34 min |
| May 24, 11:14 PM MDT | Severe Thunderstorm Warning | DDC | Ford, Gray, Haskell, Hodgeman, Meade, Seward | 46 min |
| May 24, 11:16 PM MDT | Tornado Warning | DDC | Ford | 29 min |
| May 24, 11:36 PM MDT | Tornado Warning | DDC | Ford | 24 min |
| May 24, 11:50 PM MDT | Severe Thunderstorm Warning | DDC | Edwards, Ford, Hodgeman, Kiowa | 55 min |
| May 24, 11:53 PM MDT | Severe Thunderstorm Warning | DDC | Clark, Ford, Gray, Haskell, Meade | 52 min |
| May 25, 12:06 AM MDT | Flash Flood Warning | DDC | Ford, Gray | 6 hr |
| May 25, 12:40 AM MDT | Severe Thunderstorm Warning | DDC | Ford, Gray, Hodgeman, Meade | 50 min |
Discussions around it
SPC mesoscale discussions over the same counties from four hours before the watch to its end.
The nearest sounding before it
Denver, CO (KDEN), launched 12:00Z, 10.0 hours before the alert went out and 154 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1092 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 4 m²/s²
- 0-3 km storm-relative helicity
- 11 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
846
WWUS20 KWNS 242159
SEL6
SPC WW 242159
COZ000-KSZ000-NEZ000-250600-
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 206
NWS STORM PREDICTION CENTER NORMAN OK
500 PM CDT SUN MAY 24 2015
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* TORNADO WATCH FOR PORTIONS OF
EASTERN COLORADO
WESTERN KANSAS
SOUTHWEST NEBRASKA
* EFFECTIVE THIS SUNDAY AFTERNOON AND MONDAY MORNING FROM 500 PM
UNTIL 100 AM CDT.
* PRIMARY THREATS INCLUDE...
A COUPLE TORNADOES POSSIBLE
SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS
TO 2 INCHES IN DIAMETER POSSIBLE
ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
SUMMARY...SCATTERED THUNDERSTORMS NOW FORMING IN EASTERN CO WILL
MOVE/DEVELOP GENERALLY EWD THROUGH LATE EVENING...ACCOMPANIED BY A
RISK FOR SEVERE HAIL AND TORNADOES.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
MILES EAST AND WEST OF A LINE FROM 60 MILES NORTH OF GOODLAND
KANSAS TO 20 MILES EAST OF ELKHART KANSAS. FOR A COMPLETE
DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
(WOUS64 KWNS WOU6).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 202...WW 203...WW
204...WW 205...
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 22020.
...CORFIDISPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 12:22 PM MDT | Mesoscale Discussion | SPC | Baca, Bent, Cheyenne, Crowley, Elbert, Kiowa and 5 more | 83 min |
| May 23, 9:49 PM MDT | Mesoscale Discussion | SPC | Cherokee | 86 min |
Nearby
Tornado Watches in Kansas, 2015Tornado Watches in Colorado, 2015Tornado Watches in Nebraska, 2015Every tornado watch in 2015
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.