Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 174
NWS Storm Prediction Center Norman OK
800 PM CDT Wed May 1 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northeast Colorado
Northwest and North-Central Kansas
Southwest Nebraska
* Effective this Wednesday night and Thursday morning from 800 PM
until 200 AM CDT.
* Primary threats include...
Scattered large hail events to 1.5 inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...Severe storms are expected to further develop from
northeast Colorado into southwest Nebraska and northwest Kansas,
while additional area of storms could move into north-central
Kansas. Large hail should be the most common severe hazard, but
locally damaging gusts are possible and some tornado risk may exist
across north-central Kansas.
The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 45 miles north
northwest of Burlington CO to 45 miles south of Hastings NE. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU4).
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 170...WW 171...WW
172...WW 173...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
25025.
...Guyer
SEL4
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 174
NWS Storm Prediction Center Norman OK
800 PM CDT Wed May 1 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northeast Colorado
Northwest and North-Central Kansas
Southwest Nebraska
* Effective this Wednesday night and Thursday morning from 800 PM
until 200 AM CDT.
* Primary threats include...
Scattered large hail events to 1.5 inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...Severe storms are expected to further develop from
northeast Colorado into southwest Nebraska and northwest Kansas,
while additional area of storms could move into north-central
Kansas. Large hail should be the most common severe hazard, but
locally damaging gusts are possible and some tornado risk may exist
across north-central Kansas.
The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 45 miles north
northwest of Burlington CO to 45 miles south of Hastings NE. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU4).
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 170...WW 171...WW
172...WW 173...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
25025.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW4
WW 174 SEVERE TSTM CO KS NE 020100Z - 020700Z
AXIS..50 STATUTE MILES NORTH AND SOUTH OF LINE..
45NNW ITR/BURLINGTON CO/ - 45S HSI/HASTINGS NE/
..AVIATION COORDS.. 45NM N/S /33SE AKO - 72NNW SLN/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 25025.
LAT...LON 40560260 40669843 39239843 39120260
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU4.
Watch 174 Status Report Messages:
STATUS REPORT #1 ON WW 174
VALID 020405Z - 020540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 SW ITR TO
45 NE MCK.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 597
..MOSIER..05/02/24
ATTN...WFO...GLD...GID...LBF...
&&
STATUS REPORT FOR WS 174
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
KSC039-065-089-123-137-141-147-153-163-179-181-183-193-020540-
KS
. KANSAS COUNTIES INCLUDED ARE
DECATUR GRAHAM JEWELL
MITCHELL NORTON OSBORNE
PHILLIPS RAWLINS ROOKS
SHERIDAN SHERMAN SMITH
THOMAS
$$
NEC001-061-065-073-083-099-137-181-020540-
NE
. NEBRASKA COUNTIES INCLUDED ARE
ADAMS FRANKLIN FURNAS
GOSPER HARLAN KEARNEY
PHELPS WEBSTER
$$
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 (20%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (30%)
|
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
|
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% (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.