Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 240
NWS Storm Prediction Center Norman OK
135 PM MDT Fri May 26 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Eastern Colorado
Nebraska Panhandle
Southeast Wyoming
* Effective this Friday afternoon and evening from 135 PM until
900 PM MDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 65 mph possible
SUMMARY...Thunderstorms are building across the mountains and
foothills of central Colorado and southern Wyoming. This activity
will spread eastward and intensify through the afternoon, with a
risk of large hail in the strongest cells.
The severe thunderstorm watch area is approximately along and 55
statute miles east and west of a line from 65 miles north northeast
of Douglas WY to 30 miles southeast of Pueblo CO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
24025.
...Hart
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 240
NWS Storm Prediction Center Norman OK
135 PM MDT Fri May 26 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Eastern Colorado
Nebraska Panhandle
Southeast Wyoming
* Effective this Friday afternoon and evening from 135 PM until
900 PM MDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 65 mph possible
SUMMARY...Thunderstorms are building across the mountains and
foothills of central Colorado and southern Wyoming. This activity
will spread eastward and intensify through the afternoon, with a
risk of large hail in the strongest cells.
The severe thunderstorm watch area is approximately along and 55
statute miles east and west of a line from 65 miles north northeast
of Douglas WY to 30 miles southeast of Pueblo CO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
24025.
...Hart
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 240 SEVERE TSTM CO NE WY 261935Z - 270300Z
AXIS..55 STATUTE MILES EAST AND WEST OF LINE..
65NNE DGW/DOUGLAS WY/ - 30SE PUB/PUEBLO CO/
..AVIATION COORDS.. 50NM E/W /69ENE DDY - 24SE PUB/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..55 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24025.
LAT...LON 43610377 37970310 37970512 43610597
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 240 Status Report Messages:
STATUS REPORT #5 ON WW 240
VALID 270135Z - 270240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 ENE LIC
TO AKO TO 15 SW SNY TO 30 SSE BFF TO 20 ENE DGW TO 50 NNE CPR.
..WENDT..05/27/23
ATTN...WFO...BOU...PUB...CYS...
&&
STATUS REPORT FOR WS 240
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC075-121-270240-
CO
. COLORADO COUNTIES INCLUDED ARE
LOGAN WASHINGTON
$$
NEC013-033-045-123-157-165-270240-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BOX BUTTE CHEYENNE DAWES
MORRILL SCOTTS BLUFF SIOUX
$$
WYC009-015-027-270240-
WY
. WYOMING COUNTIES INCLUDED ARE
CONVERSE GOSHEN NIOBRARA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 240
VALID 270030Z - 270140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 SE LIC TO
15 NE LIC TO 40 NNW LIC TO 20 W AKO TO 30 NNW AKO TO 35 W SNY TO
20 SSW TOR TO 40 WNW TOR TO 25 ENE CPR.
..WENDT..05/27/23
ATTN...WFO...BOU...PUB...CYS...
&&
STATUS REPORT FOR WS 240
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC075-087-121-270140-
CO
. COLORADO COUNTIES INCLUDED ARE
LOGAN MORGAN WASHINGTON
$$
NEC007-013-033-045-105-123-157-165-270140-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BANNER BOX BUTTE CHEYENNE
DAWES KIMBALL MORRILL
SCOTTS BLUFF SIOUX
$$
WYC009-015-027-270140-
WY
. WYOMING COUNTIES INCLUDED ARE
CONVERSE GOSHEN NIOBRARA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #3 ON WW 240
VALID 262330Z - 270040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 WSW LAA
TO 40 NNE LHX TO 30 NE COS TO 30 ESE DEN TO 40 W AKO TO 45 NW AKO
TO 40 ESE CYS TO 30 NNE CYS TO 35 W TOR TO 30 SSE DGW TO 35 WSW
DGW.
..WENDT..05/26/23
ATTN...WFO...BOU...PUB...CYS...
&&
STATUS REPORT FOR WS 240
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-039-073-075-087-121-123-270040-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE ELBERT
LINCOLN LOGAN MORGAN
WASHINGTON WELD
$$
NEC007-013-033-045-105-123-157-165-270040-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BANNER BOX BUTTE CHEYENNE
DAWES KIMBALL MORRILL
SCOTTS BLUFF SIOUX
$$
WYC009-015-021-027-031-270040-
WY
. WYOMING COUNTIES INCLUDED ARE
CONVERSE GOSHEN LARAMIE
NIOBRARA PLATTE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 240
VALID 262240Z - 262340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 W PUB TO
30 S DEN TO 30 NNE DEN TO 15 S CYS TO 25 ESE CPR.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 876
..WENDT..05/26/23
ATTN...WFO...BOU...PUB...CYS...
&&
STATUS REPORT FOR WS 240
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-025-031-035-039-041-073-075-087-101-121-123-262340-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE CROWLEY
DENVER DOUGLAS ELBERT
EL PASO LINCOLN LOGAN
MORGAN PUEBLO WASHINGTON
WELD
$$
NEC007-013-033-045-105-123-157-165-262340-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BANNER BOX BUTTE CHEYENNE
DAWES KIMBALL MORRILL
SCOTTS BLUFF SIOUX
$$
WYC009-015-021-027-031-262340-
WY
. WYOMING COUNTIES INCLUDED ARE
CONVERSE GOSHEN LARAMIE
NIOBRARA PLATTE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 240
VALID 262025Z - 262140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..GOSS..05/26/23
ATTN...WFO...BOU...PUB...CYS...
&&
STATUS REPORT FOR WS 240
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-013-014-025-031-035-039-041-059-069-073-075-087-101-
119-121-123-262140-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE BOULDER
BROOMFIELD CROWLEY DENVER
DOUGLAS ELBERT EL PASO
JEFFERSON LARIMER LINCOLN
LOGAN MORGAN PUEBLO
TELLER WASHINGTON WELD
$$
NEC007-013-033-045-105-123-157-165-262140-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BANNER BOX BUTTE CHEYENNE
DAWES KIMBALL MORRILL
SCOTTS BLUFF SIOUX
$$
WYC001-009-015-021-027-031-262140-
WY
. WYOMING COUNTIES INCLUDED ARE
ALBANY CONVERSE GOSHEN
LARAMIE NIOBRARA PLATTE
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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 (50%)
|
Probability of 1 or more hailstones > 2 inches
|
Mod (30%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
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
