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 143
NWS STORM PREDICTION CENTER NORMAN OK
1230 PM MDT SAT MAY 7 2016
THE NWS STORM PREDICTION CENTER HAS ISSUED A
* TORNADO WATCH FOR PORTIONS OF
NORTHEAST COLORADO
* EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 1230 PM
UNTIL 700 PM MDT.
* PRIMARY THREATS INCLUDE...
A FEW TORNADOES POSSIBLE
WIDESPREAD LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL
EVENTS TO 2.5 INCHES IN DIAMETER POSSIBLE
ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
SUMMARY...THUNDERSTORMS ARE EXPECTED TO DEVELOP EARLY THIS AFTERNOON
OVER PARTS OF NORTHEAST CO AND AFFECT THE WATCH AREA THROUGH EARLY
EVENING. SUPERCELLS CAPABLE OF VERY LARGE HAIL AND A FEW TORNADOES
ARE POSSIBLE.
THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 65 STATUTE
MILES NORTH AND SOUTH OF A LINE FROM 65 MILES NORTHWEST OF LIMON
COLORADO TO 50 MILES NORTH NORTHEAST OF BURLINGTON COLORADO. FOR
A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU3).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
&&
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
450. MEAN STORM MOTION VECTOR 20025.
...HART
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 143 TORNADO CO 071830Z - 080100Z
AXIS..65 STATUTE MILES NORTH AND SOUTH OF LINE..
65NW LIC/LIMON CO/ - 50NNE ITR/BURLINGTON CO/
..AVIATION COORDS.. 55NM N/S /9NE DEN - 33NNW GLD/
HAIL SURFACE AND ALOFT..2.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 450. MEAN STORM MOTION VECTOR 20025.
LAT...LON 40860454 40840191 38970191 38990454
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 143 Status Report Messages:
STATUS REPORT #3 ON WW 143
VALID 080045Z - 080140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 SE ITR TO
15 ESE AKO TO 15 WSW SNY.
PORTIONS OF TORNADO WATCH 143 HAVE BEEN LOCALLY EXTENDED UNTIL 03Z.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 551
..GUYER..05/08/16
ATTN...WFO...BOU...GLD...
&&
STATUS REPORT FOR WT 143
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC017-063-075-095-115-125-080140-
CO
. COLORADO COUNTIES INCLUDED ARE
CHEYENNE KIT CARSON LOGAN
PHILLIPS SEDGWICK YUMA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 143
VALID 072245Z - 072340Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 SE LIC TO
25 NNW LIC TO 30 SE CYS.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 547
..GUYER..05/07/16
ATTN...WFO...BOU...GLD...
&&
STATUS REPORT FOR WT 143
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC017-063-073-075-087-095-115-121-123-125-072340-
CO
. COLORADO COUNTIES INCLUDED ARE
CHEYENNE KIT CARSON LINCOLN
LOGAN MORGAN PHILLIPS
SEDGWICK WASHINGTON WELD
YUMA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 143
VALID 072025Z - 072140Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LEITMAN..05/07/16
ATTN...WFO...BOU...GLD...
&&
STATUS REPORT FOR WT 143
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC001-005-017-039-063-073-075-087-095-115-121-123-125-072140-
CO
. COLORADO COUNTIES INCLUDED ARE
ADAMS ARAPAHOE CHEYENNE
ELBERT KIT CARSON LINCOLN
LOGAN MORGAN PHILLIPS
SEDGWICK WASHINGTON WELD
YUMA
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (50%)
|
Probability of 1 or more strong (F2-F5) tornadoes
|
Low (20%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
Probability of 1 or more wind events > 65 knots
|
Low (10%)
|
Hail
Probability of 10 or more severe hail events
|
High (80%)
|
Probability of 1 or more hailstones > 2 inches
|
Mod (40%)
|
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.