Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL7
URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 207
NWS STORM PREDICTION CENTER NORMAN OK
455 PM CDT SUN MAY 23 2010
THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF
EASTERN COLORADO
WESTERN KANSAS
SOUTHWEST NEBRASKA
OKLAHOMA PANHANDLE
NORTHERN TEXAS PANHANDLE
EFFECTIVE THIS SUNDAY AFTERNOON FROM 455 PM UNTIL MIDNIGHT CDT.
TORNADOES...HAIL TO 3 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES SOUTHEAST OF CLAYTON
NEW MEXICO TO 30 MILES WEST NORTHWEST OF MCCOOK NEBRASKA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU7).
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 206...
DISCUSSION...SCATTERED THUNDERSTORMS ARE FORECAST TO INTENSIFY THIS
AFTERNOON ACROSS WESTERN KS AND EASTERN CO...IN REGIME OF RAPIDLY
INCREASING LOW LEVEL MOISTURE AND SHEAR. STRONG EFFECTIVE SHEAR AND
IMPROVING LOW LEVEL SHEAR WITH TIME WILL PROMOTE THE RISK OF
SUPERCELLS CAPABLE OF VERY LARGE HAIL AND ISOLATED TORNADOES.
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24030.
...HART
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW7
WW 207 TORNADO CO KS NE OK TX 232155Z - 240500Z
AXIS..70 STATUTE MILES EAST AND WEST OF LINE..
45SE CAO/CLAYTON NM/ - 30WNW MCK/MCCOOK NE/
..AVIATION COORDS.. 60NM E/W /62NW AMA - 26WNW MCK/
HAIL SURFACE AND ALOFT..3 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 24030.
LAT...LON 35970383 40360244 40369977 35970133
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU7.
Watch 207 Status Report Messages:
STATUS REPORT #3 ON WW 207
VALID 240250Z - 240340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 ENE MCK
TO 45 SSW MCK TO 45 WNW GCK TO 45 N EHA TO 25 E DHT.
..DIAL..05/24/10
ATTN...WFO...PUB...GLD...DDC...AMA...
&&
STATUS REPORT FOR WT 207
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-011-017-061-063-099-125-240340-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA BENT CHEYENNE
KIOWA KIT CARSON PROWERS
YUMA
$$
KSC023-039-071-109-153-181-193-199-203-240340-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GREELEY
LOGAN RAWLINS SHERMAN
THOMAS WALLACE WICHITA
$$
NEC057-087-145-240340-
NE
. NEBRASKA COUNTIES INCLUDED ARE
DUNDY HITCHCOCK RED WILLOW
$$
OKC025-139-240340-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON TEXAS
$$
TXC111-205-421-240340-
TX
. TEXAS COUNTIES INCLUDED ARE
DALLAM HARTLEY SHERMAN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 207
VALID 240140Z - 240240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 NE HLC TO
30 NE EHA TO 35 NW BGD.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 678
..DIAL..05/24/10
ATTN...WFO...PUB...GLD...DDC...AMA...
&&
STATUS REPORT FOR WT 207
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-011-017-061-063-099-125-240240-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA BENT CHEYENNE
KIOWA KIT CARSON PROWERS
YUMA
$$
KSC023-039-063-071-075-093-109-129-137-153-171-179-181-187-193-
199-203-240240-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GREELEY HAMILTON KEARNY
LOGAN MORTON NORTON
RAWLINS SCOTT SHERIDAN
SHERMAN STANTON THOMAS
WALLACE WICHITA
$$
NEC057-087-145-240240-
NE
. NEBRASKA COUNTIES INCLUDED ARE
DUNDY HITCHCOCK RED WILLOW
$$
OKC025-139-240240-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON TEXAS
$$
TXC111-205-421-240240-
TX
. TEXAS COUNTIES INCLUDED ARE
DALLAM HARTLEY SHERMAN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 207
VALID 240025Z - 240140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 55 NNE GCK
TO 30 NE EHA TO 10 S GUY TO 20 N BGD.
..DIAL..05/24/10
ATTN...WFO...PUB...GLD...DDC...AMA...
&&
STATUS REPORT FOR WT 207
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC009-011-017-061-063-099-125-240140-
CO
. COLORADO COUNTIES INCLUDED ARE
BACA BENT CHEYENNE
KIOWA KIT CARSON PROWERS
YUMA
$$
KSC023-039-063-065-071-075-093-109-129-137-153-171-179-181-187-
193-195-199-203-240140-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GRAHAM GREELEY HAMILTON
KEARNY LOGAN MORTON
NORTON RAWLINS SCOTT
SHERIDAN SHERMAN STANTON
THOMAS TREGO WALLACE
WICHITA
$$
NEC057-087-145-240140-
NE
. NEBRASKA COUNTIES INCLUDED ARE
DUNDY HITCHCOCK RED WILLOW
$$
OKC025-139-240140-
OK
. OKLAHOMA COUNTIES INCLUDED ARE
CIMARRON TEXAS
$$
TXC111-205-421-240140-
TX
. TEXAS COUNTIES INCLUDED ARE
DALLAM HARTLEY SHERMAN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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 (60%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (60%)
|
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 (90%)
|
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.