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Watch Status Reports.
SEL2
URGENT - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WATCH NUMBER 692
NWS STORM PREDICTION CENTER NORMAN OK
150 AM MDT MON AUG 10 2009
THE NWS STORM PREDICTION CENTER HAS ISSUED A
SEVERE THUNDERSTORM WATCH FOR PORTIONS OF
EASTERN COLORADO
WESTERN KANSAS
SOUTHWEST NEBRASKA
EFFECTIVE THIS MONDAY MORNING FROM 150 AM UNTIL 900 AM MDT.
HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 60
MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75
STATUTE MILES NORTH AND SOUTH OF A LINE FROM 50 MILES WEST
NORTHWEST OF LIMON COLORADO TO 35 MILES SOUTH SOUTHEAST OF MCCOOK
NEBRASKA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU2).
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.
DISCUSSION...TSTMS...INCLUDING POSSIBLE SUPERCELLS...EXPECTED TO
PERSIST AND POSSIBLY INCREASE IN COVERAGE/STRENGTH OVER THE CNTRL HI
PLNS THIS MORNING IN ASSOCIATION WITH PASSING UPR LVL IMPULSE /SEE
MCD 1850/ AND SUSTAINED MOIST ELY UPSLOPE FLOW. THREAT WILL EXIST
FOR LARGE HAIL AND POSSIBLY ISOLD DMGG WIND.
AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 50
KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
MOTION VECTOR 26025.
...CORFIDI
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW2
WW 692 SEVERE TSTM CO KS NE 100750Z - 101500Z
AXIS..75 STATUTE MILES NORTH AND SOUTH OF LINE..
50WNW LIC/LIMON CO/ - 35SSE MCK/MCCOOK NE/
..AVIATION COORDS.. 65NM N/S /17SSE DEN - 29N HLC/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..50 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 26025.
LAT...LON 40630454 40810033 38650033 38450454
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU2.
Watch 692 Status Report Messages:
STATUS REPORT #4 ON WW 692
VALID 101225Z - 101340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 55 SSE ITR
TO 5 NNE ITR TO 30 NNE GLD TO 15 SSW MCK TO 20 SE MCK.
FOR ADDITIONAL INFORMATION SEE SPC MESOSCALE DISCUSSION 1851.
..EDWARDS..08/10/09
ATTN...WFO...BOU...GLD...PUB...LBF...
&&
STATUS REPORT FOR WS 692
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC063-101340-
CO
. COLORADO COUNTIES INCLUDED ARE
KIT CARSON
$$
KSC023-039-063-071-109-153-179-181-193-199-203-101340-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GREELEY LOGAN RAWLINS
SHERIDAN SHERMAN THOMAS
WALLACE WICHITA
$$
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.
$$
STATUS REPORT #3 ON WW 692
VALID 101135Z - 101240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 N LHX TO
30 N LIC TO 40 SW IML TO 15 ESE MCK.
FOR ADDITIONAL INFORMATION SEE SPC MESOSCALE DISCUSSION 1851.
..EDWARDS..08/10/09
ATTN...WFO...BOU...GLD...PUB...LBF...
&&
STATUS REPORT FOR WS 692
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC017-061-063-073-121-125-101240-
CO
. COLORADO COUNTIES INCLUDED ARE
CHEYENNE KIOWA KIT CARSON
LINCOLN WASHINGTON YUMA
$$
KSC023-039-063-071-109-153-179-181-193-199-203-101240-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GREELEY LOGAN RAWLINS
SHERIDAN SHERMAN THOMAS
WALLACE WICHITA
$$
NEC057-087-145-101240-
NE
. NEBRASKA COUNTIES INCLUDED ARE
DUNDY HITCHCOCK RED WILLOW
$$
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.
$$
STATUS REPORT #2 ON WW 692
VALID 100930Z - 101040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 ENE DEN
TO 35 NW AKO TO 25 S SNY.
..EDWARDS..08/10/09
ATTN...WFO...BOU...GLD...PUB...LBF...
&&
STATUS REPORT FOR WS 692
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-017-039-041-061-063-073-075-087-095-115-121-125-
101040-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE CHEYENNE
ELBERT EL PASO KIOWA
KIT CARSON LINCOLN LOGAN
MORGAN PHILLIPS SEDGWICK
WASHINGTON YUMA
$$
KSC023-039-063-071-109-153-179-181-193-199-203-101040-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GREELEY LOGAN RAWLINS
SHERIDAN SHERMAN THOMAS
WALLACE WICHITA
$$
NEC029-057-063-085-087-145-101040-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DUNDY FRONTIER
HAYES HITCHCOCK RED WILLOW
$$
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.
$$
STATUS REPORT #1 ON WW 692
VALID 100815Z - 100940Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
FOR ADDITIONAL INFORMATION SEE SPC MESOSCALE DISCUSSION 1850.
..EDWARDS..08/10/09
ATTN...WFO...BOU...GLD...PUB...LBF...
&&
STATUS REPORT FOR WS 692
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-017-039-041-061-063-073-075-087-095-115-121-125-
100940-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE CHEYENNE
ELBERT EL PASO KIOWA
KIT CARSON LINCOLN LOGAN
MORGAN PHILLIPS SEDGWICK
WASHINGTON YUMA
$$
KSC023-039-063-071-109-153-179-181-193-199-203-100940-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GREELEY LOGAN RAWLINS
SHERIDAN SHERMAN THOMAS
WALLACE WICHITA
$$
NEC029-057-063-085-087-145-100940-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DUNDY FRONTIER
HAYES HITCHCOCK RED WILLOW
$$
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 (F2-F5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Low (20%)
|
Probability of 1 or more wind events > 65 knots
|
Low (10%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (30%)
|
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 (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% (F2-F5 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 
