Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 300
NWS Storm Prediction Center Norman OK
240 AM CDT Fri May 24 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central and eastern Iowa
Northern Missouri
* Effective this Friday morning from 240 AM until 1000 AM CDT.
* Primary threats include...
Scattered damaging winds likely with isolated significant gusts
to 80 mph possible
Isolated large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...A severe MCS -- initially over portions of eastern NE and
northeastern KS -- should proceed eastward across the watch area
through the morning, offering swaths of severe gusts as the main
hazard, and the potential for a couple embedded tornadoes and
isolated hail.
The severe thunderstorm watch area is approximately along and 85
statute miles east and west of a line from 15 miles west of
Kirksville MO to 40 miles northeast of Fort Dodge IA. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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 297...WW 298...WW 299...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
27040.
...Edwards
SEL0
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 300
NWS Storm Prediction Center Norman OK
240 AM CDT Fri May 24 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central and eastern Iowa
Northern Missouri
* Effective this Friday morning from 240 AM until 1000 AM CDT.
* Primary threats include...
Scattered damaging winds likely with isolated significant gusts
to 80 mph possible
Isolated large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...A severe MCS -- initially over portions of eastern NE and
northeastern KS -- should proceed eastward across the watch area
through the morning, offering swaths of severe gusts as the main
hazard, and the potential for a couple embedded tornadoes and
isolated hail.
The severe thunderstorm watch area is approximately along and 85
statute miles east and west of a line from 15 miles west of
Kirksville MO to 40 miles northeast of Fort Dodge IA. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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 297...WW 298...WW 299...
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 70 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
27040.
...Edwards
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW0
WW 300 SEVERE TSTM IA MO 240740Z - 241500Z
AXIS..85 STATUTE MILES EAST AND WEST OF LINE..
15W IRK/KIRKSVILLE MO/ - 40NE FOD/FORT DODGE IA/
..AVIATION COORDS.. 75NM E/W /11WSW IRK - 16WSW MCW/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..70 KNOTS.
MAX TOPS TO 550. MEAN STORM MOTION VECTOR 27040.
LAT...LON 40099444 42959532 42959196 40099123
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU0.
Watch 300 Status Report Messages:
STATUS REPORT #3 ON WW 300
VALID 241300Z - 241440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 25 NE CDJ TO
30 N BRL.
..GOSS..05/24/24
ATTN...WFO...DMX...DVN...EAX...
&&
STATUS REPORT FOR WS 300
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
IAC031-057-061-087-105-111-115-139-177-241440-
IA
. IOWA COUNTIES INCLUDED ARE
CEDAR DES MOINES DUBUQUE
HENRY JONES LEE
LOUISA MUSCATINE VAN BUREN
$$
MOC001-045-197-199-211-241440-
MO
. MISSOURI COUNTIES INCLUDED ARE
ADAIR CLARK SCHUYLER
SCOTLAND SULLIVAN
$$
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.
$$
STATUS REPORT #2 ON WW 300
VALID 241135Z - 241240Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NW CDJ TO
20 NW OTM TO 35 WSW CID TO 15 NNW ALO TO 35 ESE MCW.
..GOSS..05/24/24
ATTN...WFO...DMX...DVN...EAX...
&&
STATUS REPORT FOR WS 300
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
IAC007-011-013-017-019-031-051-055-057-061-087-095-101-103-105-
107-111-113-115-123-135-139-177-179-183-185-241240-
IA
. IOWA COUNTIES INCLUDED ARE
APPANOOSE BENTON BLACK HAWK
BREMER BUCHANAN CEDAR
DAVIS DELAWARE DES MOINES
DUBUQUE HENRY IOWA
JEFFERSON JOHNSON JONES
KEOKUK LEE LINN
LOUISA MAHASKA MONROE
MUSCATINE VAN BUREN WAPELLO
WASHINGTON WAYNE
$$
MOC001-045-079-129-171-197-199-211-241240-
MO
. MISSOURI COUNTIES INCLUDED ARE
ADAIR CLARK GRUNDY
MERCER PUTNAM SCHUYLER
SCOTLAND 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 300
VALID 240840Z - 240940Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..GOSS..05/24/24
ATTN...WFO...DMX...DVN...EAX...
&&
STATUS REPORT FOR WS 300
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
IAC001-003-007-009-011-013-015-017-019-023-025-027-029-033-039-
047-049-051-053-055-069-073-075-077-079-081-083-087-091-095-099-
101-103-107-109-111-113-117-121-123-125-127-135-147-151-153-157-
159-161-169-171-173-175-177-179-181-183-185-187-197-240940-
IA
. IOWA COUNTIES INCLUDED ARE
ADAIR ADAMS APPANOOSE
AUDUBON BENTON BLACK HAWK
BOONE BREMER BUCHANAN
BUTLER CALHOUN CARROLL
CASS CERRO GORDO CLARKE
CRAWFORD DALLAS DAVIS
DECATUR DELAWARE FRANKLIN
GREENE GRUNDY GUTHRIE
HAMILTON HANCOCK HARDIN
HENRY HUMBOLDT IOWA
JASPER JEFFERSON JOHNSON
KEOKUK KOSSUTH LEE
LINN LUCAS MADISON
MAHASKA MARION MARSHALL
MONROE PALO ALTO POCAHONTAS
POLK POWESHIEK RINGGOLD
SAC STORY TAMA
TAYLOR UNION VAN BUREN
WAPELLO WARREN WASHINGTON
WAYNE WEBSTER WRIGHT
$$
MOC001-045-075-079-081-129-171-197-199-211-227-240940-
MO
. MISSOURI COUNTIES INCLUDED ARE
ADAIR CLARK GENTRY
GRUNDY HARRISON MERCER
PUTNAM SCHUYLER SCOTLAND
SULLIVAN WORTH
$$
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
|
Low (20%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
High (70%)
|
Probability of 1 or more wind events > 65 knots
|
Mod (30%)
|
Hail
Probability of 10 or more severe hail events
|
Low (20%)
|
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 (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.
weather.gov 
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