Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
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Watch Status Reports.
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 323
NWS Storm Prediction Center Norman OK
200 PM MDT Thu Jul 2 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northeast Colorado
Northwest Kansas
Southwest Nebraska
* Effective this Thursday afternoon and evening from 200 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 70 mph possible
SUMMARY...A cluster of thunderstorms over northeast Colorado will
likely intensify and build eastward this afternoon and evening
across the watch area. The stronger cells will pose a risk of large
hail and damaging wind gusts.
The severe thunderstorm watch area is approximately along and 80
statute miles east and west of a line from 45 miles north northeast
of Imperial NE to 20 miles southeast of Goodland KS. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU3).
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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 322...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
27030.
...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 323 SEVERE TSTM CO KS NE 022000Z - 030300Z
AXIS..80 STATUTE MILES EAST AND WEST OF LINE..
45NNE IML/IMPERIAL NE/ - 20SE GLD/GOODLAND KS/
..AVIATION COORDS.. 70NM E/W /26W LBF - 18SE GLD/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 27030.
LAT...LON 41119975 39159994 39150293 41110283
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 323 Status Report Messages:
STATUS REPORT #5 ON WW 323
VALID 030155Z - 030240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 55 SE GLD TO
25 WSW HLC TO 15 ESE MCK TO 30 NE LBF.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1086
..MOORE..07/03/20
ATTN...WFO...GLD...BOU...LBF...
&&
STATUS REPORT FOR WS 323
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC063-065-137-030240-
KS
. KANSAS COUNTIES INCLUDED ARE
GOVE GRAHAM NORTON
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 323
VALID 030050Z - 030140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 NNW GCK
TO 15 W LBF TO 35 S MHN.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1086
..MOORE..07/03/20
ATTN...WFO...GLD...BOU...LBF...
&&
STATUS REPORT FOR WS 323
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC039-063-065-137-179-030140-
KS
. KANSAS COUNTIES INCLUDED ARE
DECATUR GOVE GRAHAM
NORTON SHERIDAN
$$
NEC063-111-145-030140-
NE
. NEBRASKA COUNTIES INCLUDED ARE
FRONTIER LINCOLN RED WILLOW
$$
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.
$$
STATUS REPORT #3 ON WW 323
VALID 022350Z - 030040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NE LAA TO
50 ENE SNY.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1084
..MOORE..07/02/20
ATTN...WFO...GLD...BOU...LBF...
&&
STATUS REPORT FOR WS 323
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC023-039-063-065-109-137-153-179-181-193-199-030040-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GRAHAM LOGAN NORTON
RAWLINS SHERIDAN SHERMAN
THOMAS WALLACE
$$
NEC029-057-063-085-087-101-111-135-145-030040-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DUNDY FRONTIER
HAYES HITCHCOCK KEITH
LINCOLN PERKINS 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 323
VALID 022300Z - 030040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NE LHX TO
SNY TO 30 S BFF.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1084
..MOORE..07/02/20
ATTN...WFO...GLD...BOU...LBF...
&&
STATUS REPORT FOR WS 323
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC017-063-095-115-125-030040-
CO
. COLORADO COUNTIES INCLUDED ARE
CHEYENNE KIT CARSON PHILLIPS
SEDGWICK YUMA
$$
KSC023-039-063-065-109-137-153-179-181-193-199-030040-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GRAHAM LOGAN NORTON
RAWLINS SHERIDAN SHERMAN
THOMAS WALLACE
$$
NEC029-049-057-063-085-087-101-111-135-145-030040-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DEUEL DUNDY
FRONTIER HAYES HITCHCOCK
KEITH LINCOLN PERKINS
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 323
VALID 022155Z - 022240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 40 NNW LHX
TO 35 S BFF.
..MOORE..07/02/20
ATTN...WFO...GLD...BOU...LBF...
&&
STATUS REPORT FOR WS 323
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
COC017-063-075-095-115-121-125-022240-
CO
. COLORADO COUNTIES INCLUDED ARE
CHEYENNE KIT CARSON LOGAN
PHILLIPS SEDGWICK WASHINGTON
YUMA
$$
KSC023-039-063-065-109-137-153-179-181-193-199-022240-
KS
. KANSAS COUNTIES INCLUDED ARE
CHEYENNE DECATUR GOVE
GRAHAM LOGAN NORTON
RAWLINS SHERIDAN SHERMAN
THOMAS WALLACE
$$
NEC029-049-057-063-085-087-101-111-135-145-022240-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CHASE DEUEL DUNDY
FRONTIER HAYES HITCHCOCK
KEITH LINCOLN PERKINS
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 (<5%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (50%)
|
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.
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