Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 293
NWS STORM PREDICTION CENTER NORMAN OK
545 PM CDT THU JUN 10 2010
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
MUCH OF NORTHEAST COLORADO
LARGE PART OF NORTHWEST KANSAS
SOUTHWEST NEBRASKA
EFFECTIVE THIS THURSDAY AFTERNOON FROM 545 PM UNTIL MIDNIGHT CDT.
TORNADOES...HAIL TO 3.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 80 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 30 MILES NORTH OF DENVER
COLORADO TO 50 MILES NORTH NORTHEAST OF RUSSELL KANSAS. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU3).
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 292...
DISCUSSION...VERY TO EXTREMELY UNSTABLE AIR MASS STREAMING NNWWD
THRU CENTRAL KS INTO SWRN NEB. WITH MLCAPE AOA 4000 J/KG AND
EXPECTED INCREASE IN THE LOW LEVEL JET BY THIS EVENING TO
40KT...SEVERE THUNDERSTORMS SHOULD RAPIDLY DEVELOP N AND E ACROSS
THE WATCH AREA. PRIMARY THREAT INITIALLY WILL BE VERY LARGE HAIL AND
DAMAGING DOWNBURST WINDS...WITH INCREASING TORNADO THREAT BY AND
AFTER 00Z AS VEERING SHEAR PROFILES INCREASE IN CONCERT WITH THE LOW
LEVEL JET.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
600. MEAN STORM MOTION VECTOR 22025.
...HALES
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 293 TORNADO CO KS NE 102245Z - 110500Z
AXIS..80 STATUTE MILES NORTH AND SOUTH OF LINE..
30N DEN/DENVER CO/ - 50NNE RSL/RUSSELL KS/
..AVIATION COORDS.. 70NM N/S /26NNW DEN - 53NW SLN/
HAIL SURFACE AND ALOFT..3.5 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 600. MEAN STORM MOTION VECTOR 22025.
LAT...LON 41360487 40689845 38369845 39040487
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 293 Status Report Messages:
STATUS REPORT #3 ON WW 293
VALID 110355Z - 110440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 NE COS TO
45 E FCL TO 35 WNW SNY.
..BROYLES..06/11/10
ATTN...WFO...BOU...GLD...DDC...GID...LBF...
&&
STATUS REPORT FOR WT 293
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC005-017-039-063-073-075-087-095-115-121-125-110440-
CO
. COLORADO COUNTIES INCLUDED ARE
ARAPAHOE CHEYENNE ELBERT
KIT CARSON LINCOLN LOGAN
MORGAN PHILLIPS SEDGWICK
WASHINGTON YUMA
$$
KSC023-039-063-065-071-109-137-141-147-153-163-179-181-183-193-
199-203-110440-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GRAHAM GREELEY LOGAN
NORTON OSBORNE PHILLIPS
RAWLINS ROOKS SHERIDAN
SHERMAN SMITH THOMAS
WALLACE WICHITA
$$
NEC029-057-061-063-065-073-083-085-087-099-101-111-135-137-145-
110440-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DUNDY FRANKLIN
FRONTIER FURNAS GOSPER
HARLAN HAYES HITCHCOCK
KEARNEY KEITH LINCOLN
PERKINS PHELPS 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 293
VALID 110140Z - 110240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..BROYLES..06/11/10
ATTN...WFO...BOU...GLD...DDC...GID...LBF...
&&
STATUS REPORT FOR WT 293
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-017-031-039-063-073-075-087-095-115-121-123-125-
110240-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE CHEYENNE
DENVER ELBERT KIT CARSON
LINCOLN LOGAN MORGAN
PHILLIPS SEDGWICK WASHINGTON
WELD YUMA
$$
KSC023-039-051-063-065-071-101-109-135-137-141-147-153-163-165-
171-179-181-183-193-195-199-203-110240-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR ELLIS
GOVE GRAHAM GREELEY
LANE LOGAN NESS
NORTON OSBORNE PHILLIPS
RAWLINS ROOKS RUSH
SCOTT SHERIDAN SHERMAN
SMITH THOMAS TREGO
WALLACE WICHITA
$$
NEC029-057-061-063-065-073-083-085-087-099-101-111-135-137-145-
110240-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DUNDY FRANKLIN
FRONTIER FURNAS GOSPER
HARLAN HAYES HITCHCOCK
KEARNEY KEITH LINCOLN
PERKINS PHELPS 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 293
VALID 110055Z - 110140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..BROYLES..06/11/10
ATTN...WFO...BOU...GLD...DDC...GID...LBF...
&&
STATUS REPORT FOR WT 293
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-017-031-039-063-073-075-087-095-115-121-123-125-
110140-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE CHEYENNE
DENVER ELBERT KIT CARSON
LINCOLN LOGAN MORGAN
PHILLIPS SEDGWICK WASHINGTON
WELD YUMA
$$
KSC023-039-051-063-065-071-101-109-135-137-141-147-153-163-165-
171-179-181-183-193-195-199-203-110140-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR ELLIS
GOVE GRAHAM GREELEY
LANE LOGAN NESS
NORTON OSBORNE PHILLIPS
RAWLINS ROOKS RUSH
SCOTT SHERIDAN SHERMAN
SMITH THOMAS TREGO
WALLACE WICHITA
$$
NEC029-057-061-063-065-073-083-085-087-099-101-111-135-137-145-
110140-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DUNDY FRANKLIN
FRONTIER FURNAS GOSPER
HARLAN HAYES HITCHCOCK
KEARNEY KEITH LINCOLN
PERKINS PHELPS 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
|
Mod (40%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (40%)
|
Hail
Probability of 10 or more severe hail events
|
High (90%)
|
Probability
of 1 or
more hailstones > 2 inches
|
Mod (60%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (>95%)
|
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.