Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 536
NWS Storm Prediction Center Norman OK
735 PM MDT Sat Jul 20 2019
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Extreme east central Colorado
Northwestern Kansas
* Effective this Saturday night and Sunday morning from 735 PM
until 200 AM MDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
Scattered large hail events to 1.5 inches in diameter possible
SUMMARY...An organized cluster of storms in southeastern Colorado
will likely interact with newly forming storms near the
Kansas/Colorado border. Storm interactions/mergers will support a
gradual northeastward expansion of a damaging wind and large hail
threat into northwestern Kansas along the immediate cool side of a
slow-moving front.
The severe thunderstorm watch area is approximately along and 45
statute miles east and west of a line from 45 miles north of
Goodland KS to 70 miles south southeast of Burlington CO. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU6).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for 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. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 533...WW 534...WW 535...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
23020.
...Thompson
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 536 SEVERE TSTM CO KS 210135Z - 210800Z
AXIS..45 STATUTE MILES EAST AND WEST OF LINE..
45N GLD/GOODLAND KS/ - 70SSE ITR/BURLINGTON CO/
..AVIATION COORDS.. 40NM E/W /37N GLD - 43E LAA/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 23020.
LAT...LON 40000084 38290095 38290262 40000255
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 536 Status Report Messages:
STATUS REPORT #4 ON WW 536
VALID 210540Z - 210640Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 50 WSW HLC
TO 25 NW GLD TO 30 NW ITR.
..GLEASON..07/21/19
ATTN...WFO...GLD...
&&
STATUS REPORT FOR WS 536
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC023-153-181-193-210640-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE RAWLINS SHERMAN
THOMAS
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 536
VALID 210445Z - 210540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 NNW GCK
TO 40 S GLD TO 20 ESE LIC.
..LEITMAN..07/21/19
ATTN...WFO...GLD...
&&
STATUS REPORT FOR WS 536
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC063-210540-
CO
. COLORADO COUNTIES INCLUDED ARE
KIT CARSON
$$
KSC023-109-153-181-193-199-210540-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE LOGAN RAWLINS
SHERMAN THOMAS WALLACE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 536
VALID 210325Z - 210440Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LEITMAN..07/21/19
ATTN...WFO...GLD...
&&
STATUS REPORT FOR WS 536
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC017-063-210440-
CO
. COLORADO COUNTIES INCLUDED ARE
CHEYENNE KIT CARSON
$$
KSC023-071-109-153-181-193-199-203-210440-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE GREELEY LOGAN
RAWLINS SHERMAN THOMAS
WALLACE WICHITA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 536
VALID 210225Z - 210340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..BENTLEY..07/21/19
ATTN...WFO...GLD...
&&
STATUS REPORT FOR WS 536
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC017-063-210340-
CO
. COLORADO COUNTIES INCLUDED ARE
CHEYENNE KIT CARSON
$$
KSC023-071-109-153-181-193-199-203-210340-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE GREELEY LOGAN
RAWLINS SHERMAN THOMAS
WALLACE WICHITA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (10%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (20%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (70%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.
weather.gov 
@NWSSPC
