Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 116
NWS Storm Prediction Center Norman OK
1020 AM CDT Tue Apr 16 2024
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southern Iowa
Western and Northern Missouri
* Effective this Tuesday morning and evening from 1020 AM until
600 PM CDT.
* Primary threats include...
A few tornadoes and a couple intense tornadoes possible
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Storms will likely continue to intensify and organize,
including supercells, as they further develop and move northeastward
across the region today, with steady destabilization into afternoon
as heating occurs and cloud breaks occur.
The tornado watch area is approximately along and 65 statute miles
east and west of a line from 25 miles west northwest of Knoxville IA
to 10 miles south southeast of Knob Noster MO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).
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 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 23040.
...Guyer
SEL6
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 116
NWS Storm Prediction Center Norman OK
1020 AM CDT Tue Apr 16 2024
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Southern Iowa
Western and Northern Missouri
* Effective this Tuesday morning and evening from 1020 AM until
600 PM CDT.
* Primary threats include...
A few tornadoes and a couple intense tornadoes possible
Scattered large hail and isolated very large hail events to 2
inches in diameter possible
Scattered damaging wind gusts to 70 mph possible
SUMMARY...Storms will likely continue to intensify and organize,
including supercells, as they further develop and move northeastward
across the region today, with steady destabilization into afternoon
as heating occurs and cloud breaks occur.
The tornado watch area is approximately along and 65 statute miles
east and west of a line from 25 miles west northwest of Knoxville IA
to 10 miles south southeast of Knob Noster MO. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU6).
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 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 23040.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW6
WW 116 TORNADO IA MO 161520Z - 162300Z
AXIS..65 STATUTE MILES EAST AND WEST OF LINE..
25WNW OXV/KNOXVILLE IA/ - 10SSE SZL/KNOB NOSTER MO/
..AVIATION COORDS.. 55NM E/W /4E DSM - 51ENE BUM/
HAIL SURFACE AND ALOFT..2 INCHES. WIND GUSTS..60 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 23040.
LAT...LON 41439231 38589228 38589468 41439482
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU6.
Watch 116 Status Report Messages:
STATUS REPORT #4 ON WW 116
VALID 162020Z - 162140Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 30 ESE SZL
TO 45 SW OTM TO 20 W DSM.
..LEITMAN..04/16/24
ATTN...WFO...DMX...EAX...
&&
STATUS REPORT FOR WT 116
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
IAC007-013-015-017-023-033-049-051-069-075-079-083-099-117-123-
125-127-135-153-157-169-171-179-181-197-162140-
IA
. IOWA COUNTIES INCLUDED ARE
APPANOOSE BLACK HAWK BOONE
BREMER BUTLER CERRO GORDO
DALLAS DAVIS FRANKLIN
GRUNDY HAMILTON HARDIN
JASPER LUCAS MAHASKA
MARION MARSHALL MONROE
POLK POWESHIEK STORY
TAMA WAPELLO WARREN
WRIGHT
$$
MOC001-041-053-089-121-175-197-162140-
MO
. MISSOURI COUNTIES INCLUDED ARE
ADAIR CHARITON COOPER
HOWARD MACON RANDOLPH
SCHUYLER
$$
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.
$$
STATUS REPORT #3 ON WW 116
VALID 161935Z - 162040Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 S SZL TO
25 E LWD TO 50 W DSM.
FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 460.
..LEITMAN..04/16/24
ATTN...WFO...DMX...EAX...
&&
STATUS REPORT FOR WT 116
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
IAC007-013-015-017-023-033-039-049-051-069-075-079-083-099-117-
121-123-125-127-135-153-157-169-171-179-181-185-197-162040-
IA
. IOWA COUNTIES INCLUDED ARE
APPANOOSE BLACK HAWK BOONE
BREMER BUTLER CERRO GORDO
CLARKE DALLAS DAVIS
FRANKLIN GRUNDY HAMILTON
HARDIN JASPER LUCAS
MADISON MAHASKA MARION
MARSHALL MONROE POLK
POWESHIEK STORY TAMA
WAPELLO WARREN WAYNE
WRIGHT
$$
MOC001-041-053-089-115-121-159-171-175-195-197-211-162040-
MO
. MISSOURI COUNTIES INCLUDED ARE
ADAIR CHARITON COOPER
HOWARD LINN MACON
PETTIS PUTNAM RANDOLPH
SALINE SCHUYLER SULLIVAN
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 116
VALID 161830Z - 161940Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 15 SSE STJ
TO 35 NW CDJ TO 20 NW LWD TO 45 SE DNS.
..LEITMAN..04/16/24
ATTN...WFO...DMX...EAX...
&&
STATUS REPORT FOR WT 116
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
IAC001-007-013-015-017-023-033-039-049-051-053-069-075-079-083-
099-117-121-123-125-127-135-153-157-159-169-171-175-179-181-185-
197-161940-
IA
. IOWA COUNTIES INCLUDED ARE
ADAIR APPANOOSE BLACK HAWK
BOONE BREMER BUTLER
CERRO GORDO CLARKE DALLAS
DAVIS DECATUR FRANKLIN
GRUNDY HAMILTON HARDIN
JASPER LUCAS MADISON
MAHASKA MARION MARSHALL
MONROE POLK POWESHIEK
RINGGOLD STORY TAMA
UNION WAPELLO WARREN
WAYNE WRIGHT
$$
MOC001-025-033-037-041-047-049-053-061-063-079-081-089-095-101-
107-115-117-121-129-159-171-175-177-195-197-211-161940-
MO
. MISSOURI COUNTIES INCLUDED ARE
ADAIR CALDWELL CARROLL
CASS CHARITON CLAY
CLINTON COOPER DAVIESS
DEKALB GRUNDY HARRISON
HOWARD JACKSON JOHNSON
LAFAYETTE LINN LIVINGSTON
MACON MERCER PETTIS
PUTNAM RANDOLPH RAY
SALINE SCHUYLER SULLIVAN
$$
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.
$$
STATUS REPORT #1 ON WW 116
VALID 161650Z - 161740Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..LEITMAN..04/16/24
ATTN...WFO...DMX...EAX...
&&
STATUS REPORT FOR WT 116
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
IAC001-003-007-039-051-053-117-121-123-125-135-159-173-175-179-
181-185-161740-
IA
. IOWA COUNTIES INCLUDED ARE
ADAIR ADAMS APPANOOSE
CLARKE DAVIS DECATUR
LUCAS MADISON MAHASKA
MARION MONROE RINGGOLD
TAYLOR UNION WAPELLO
WARREN WAYNE
$$
MOC001-003-025-033-037-041-047-049-053-061-063-075-079-081-089-
095-101-107-115-117-121-129-147-159-171-175-177-195-197-211-227-
161740-
MO
. MISSOURI COUNTIES INCLUDED ARE
ADAIR ANDREW CALDWELL
CARROLL CASS CHARITON
CLAY CLINTON COOPER
DAVIESS DEKALB GENTRY
GRUNDY HARRISON HOWARD
JACKSON JOHNSON LAFAYETTE
LINN LIVINGSTON MACON
MERCER NODAWAY PETTIS
PUTNAM RANDOLPH RAY
SALINE SCHUYLER SULLIVAN
WORTH
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Mod (50%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Mod (30%)
|
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 (40%)
|
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.