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
Severe Thunderstorm Watch Number 213
NWS Storm Prediction Center Norman OK
825 PM CDT Sat May 23 2020
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
West central and central Nebraska
South central South Dakota
* Effective this Saturday night and Sunday morning from 825 PM
until 200 AM CDT.
* Primary threats include...
Scattered large hail likely with isolated very large hail events
to 2 inches in diameter possible
Scattered damaging wind gusts to 70 mph likely
A tornado or two possible
SUMMARY...Storms are growing into a larger line along a cold front
moving into southwest South Dakota and the Nebraska Panhandle. This
convection will spread eastward overnight with a continued threat
for large hail and damaging winds. An isolated tornado cannot be
ruled out with embedded circulations and/or supercell structures.
The severe thunderstorm watch area is approximately along and 75
statute miles east and west of a line from 5 miles northeast of
Pierre SD to 60 miles southwest of North Platte NE. 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 208...WW 209...WW
210...WW 211...WW 212...
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 550. Mean storm motion vector
27025.
...Thompson
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 213 SEVERE TSTM NE SD 240125Z - 240700Z
AXIS..75 STATUTE MILES EAST AND WEST OF LINE..
5NE PIR/PIERRE SD/ - 60SW LBF/NORTH PLATTE NE/
..AVIATION COORDS.. 65NM E/W /2NW PIR - 45WNW MCK/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 27025.
LAT...LON 44429869 40500006 40500292 44420173
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 213 Status Report Messages:
STATUS REPORT #6 ON WW 213
VALID 240625Z - 240700Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 45 ESE LBF
TO 30 SW BBW TO 20 SSW BBW.
WW 213 WILL BE ALLOWED TO EXPIRE AT 240700Z.
..SMITH..05/24/20
ATTN...WFO...LBF...UNR...ABR...
&&
STATUS REPORT FOR WS 213
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC041-240700-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CUSTER
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #5 ON WW 213
VALID 240600Z - 240625Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 E IML TO
5 SW BBW TO 40 E PIR.
..SMITH..05/24/20
ATTN...WFO...LBF...UNR...ABR...
&&
STATUS REPORT FOR WS 213
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC041-063-103-111-115-149-240625-
NE
. NEBRASKA COUNTIES INCLUDED ARE
CUSTER FRONTIER KEYA PAHA
LINCOLN LOUP ROCK
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #4 ON WW 213
VALID 240520Z - 240600Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 W IML TO
35 WNW BBW TO 5 W ANW TO 15 ENE PIR.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 697
..SMITH..05/24/20
ATTN...WFO...LBF...UNR...ABR...
&&
STATUS REPORT FOR WS 213
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC009-017-029-041-063-085-103-111-113-115-149-240600-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BLAINE BROWN CHASE
CUSTER FRONTIER HAYES
KEYA PAHA LINCOLN LOGAN
LOUP ROCK
$$
SDC065-085-123-240600-
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
HUGHES LYMAN TRIPP
$$
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.
$$
STATUS REPORT #3 ON WW 213
VALID 240445Z - 240540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 WSW IML
TO 40 NW LBF TO 30 S VTN TO 20 NNE VTN TO 15 NW PIR.
..BROYLES..05/24/20
ATTN...WFO...LBF...UNR...ABR...
&&
STATUS REPORT FOR WS 213
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC009-017-029-041-063-085-103-111-113-115-117-135-149-171-
240540-
NE
. NEBRASKA COUNTIES INCLUDED ARE
BLAINE BROWN CHASE
CUSTER FRONTIER HAYES
KEYA PAHA LINCOLN LOGAN
LOUP MCPHERSON PERKINS
ROCK THOMAS
$$
SDC065-085-123-240540-
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
HUGHES LYMAN TRIPP
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 213
VALID 240335Z - 240440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 N AKO TO
45 ENE SNY TO 30 WNW MHN TO 35 SE PHP TO 35 WNW PIR.
..BROYLES..05/24/20
ATTN...WFO...LBF...UNR...ABR...
&&
STATUS REPORT FOR WS 213
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC005-009-017-029-031-041-063-075-085-091-101-103-111-113-115-
117-135-149-171-240440-
NE
. NEBRASKA COUNTIES INCLUDED ARE
ARTHUR BLAINE BROWN
CHASE CHERRY CUSTER
FRONTIER GRANT HAYES
HOOKER KEITH KEYA PAHA
LINCOLN LOGAN LOUP
MCPHERSON PERKINS ROCK
THOMAS
$$
SDC065-075-085-095-117-121-123-240440-
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
HUGHES JONES LYMAN
MELLETTE STANLEY TODD
TRIPP
$$
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.
$$
STATUS REPORT #1 ON WW 213
VALID 240220Z - 240340Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LYONS..05/24/20
ATTN...WFO...LBF...UNR...ABR...
&&
STATUS REPORT FOR WS 213
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
NEC005-009-017-029-031-041-049-063-069-075-085-091-101-103-111-
113-115-117-135-149-161-171-240340-
NE
. NEBRASKA COUNTIES INCLUDED ARE
ARTHUR BLAINE BROWN
CHASE CHERRY CUSTER
DEUEL FRONTIER GARDEN
GRANT HAYES HOOKER
KEITH KEYA PAHA LINCOLN
LOGAN LOUP MCPHERSON
PERKINS ROCK SHERIDAN
THOMAS
$$
SDC007-055-065-071-075-085-095-117-121-123-240340-
SD
. SOUTH DAKOTA COUNTIES INCLUDED ARE
BENNETT HAAKON HUGHES
JACKSON JONES LYMAN
MELLETTE STANLEY TODD
TRIPP
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
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 (<2%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (60%)
|
Probability of 1 or more wind events > 65 knots
|
Low (20%)
|
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% (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.