7 products issued by NWS for: Dike IA
Hazardous Weather Outlook
National Weather Service Des Moines IA
215 PM CDT Tue May 21 2024

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-221915-
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun-
Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene-
Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper-
Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-
Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
215 PM CDT Tue May 21 2024

This Hazardous Weather Outlook is for portions of central Iowa,
north central Iowa, northeast Iowa, northwest Iowa, south central
Iowa, southeast Iowa, southwest Iowa, and west central Iowa.



A cold front that will be moving eastward across the state of Iowa
to generate a line of strong-severe storms during the afternoon
and evening hours with tornadoes, damaging winds, flash flooding,
and large hail all possible with the strongest storms. The worst
of the storms will be primarily during the 3 pm to 9 pm timeframe.
Winds could gust over 40 mph at times this evening as the storms
move off to the east.



Additional thunderstorm chances return at times Friday and
through the weekend. The severe weather potential for these days
will be better determined in the coming days.

.SPOTTER INFORMATION STATEMENT...

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Severe Weather Statement
National Weather Service Des Moines IA
512 PM CDT Tue May 21 2024

IAC075-083-099-125-127-153-169-181-212230-
/O.CON.KDMX.SV.W.0114.000000T0000Z-240521T2230Z/
Polk IA-Story IA-Marshall IA-Hardin IA-Marion IA-Grundy IA-Jasper IA-
Warren IA-
512 PM CDT Tue May 21 2024


FOR EASTERN POLK...EASTERN STORY...MARSHALL...SOUTHEASTERN HARDIN...
NORTHWESTERN MARION...SOUTHWESTERN GRUNDY...JASPER AND EASTERN WARREN
COUNTIES...

At 511 PM CDT, severe thunderstorms were located along a line
extending from near Steamboat Rock to Reasnor, moving northeast at 65
mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Trained weather spotters.

IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.

Locations impacted include...
Marshalltown, Newton, Altoona, Pleasant Hill, Nevada, Grundy Center,
Carlisle, Bondurant, Mitchellville, Colfax, Monroe, Pleasantville,
Prairie City, State Center, Conrad, Baxter, Adventureland Amusement
Park, Iowa Speedway, Prairie Meadows, and Rock Creek Lake.

This includes Interstate 80 between mile markers 141 and 180.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM CDT for central and
south central Iowa.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.



LAT...LON 4116 9351 4209 9351 4241 9276 4158 9277
TIME...MOT...LOC 2211Z 226DEG 57KT 4246 9305 4157 9304

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

---

Severe Weather Statement
National Weather Service Des Moines IA
512 PM CDT Tue May 21 2024

IAC075-083-099-125-127-153-169-181-212230-
/O.CON.KDMX.SV.W.0114.000000T0000Z-240521T2230Z/
Polk IA-Story IA-Marshall IA-Hardin IA-Marion IA-Grundy IA-Jasper IA-
Warren IA-
512 PM CDT Tue May 21 2024


FOR EASTERN POLK...EASTERN STORY...MARSHALL...SOUTHEASTERN HARDIN...
NORTHWESTERN MARION...SOUTHWESTERN GRUNDY...JASPER AND EASTERN WARREN
COUNTIES...

At 511 PM CDT, severe thunderstorms were located along a line
extending from near Steamboat Rock to Reasnor, moving northeast at 65
mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Trained weather spotters.

IMPACT...Hail damage to vehicles is expected. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.

Locations impacted include...
Marshalltown, Newton, Altoona, Pleasant Hill, Nevada, Grundy Center,
Carlisle, Bondurant, Mitchellville, Colfax, Monroe, Pleasantville,
Prairie City, State Center, Conrad, Baxter, Adventureland Amusement
Park, Iowa Speedway, Prairie Meadows, and Rock Creek Lake.

This includes Interstate 80 between mile markers 141 and 180.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM CDT for central and
south central Iowa.

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

For your protection move to an interior room on the lowest floor of a
building.



LAT...LON 4116 9351 4209 9351 4241 9276 4158 9277
TIME...MOT...LOC 2211Z 226DEG 57KT 4246 9305 4157 9304

TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH

---

Severe Weather Statement
National Weather Service Des Moines IA
509 PM CDT Tue May 21 2024

IAC023-033-069-075-083-212230-
/O.CON.KDMX.SV.W.0115.000000T0000Z-240521T2230Z/
Hardin IA-Franklin IA-Grundy IA-Butler IA-Cerro Gordo IA-
509 PM CDT Tue May 21 2024


FOR NORTHEASTERN HARDIN...EASTERN FRANKLIN...NORTHERN GRUNDY...BUTLER
AND SOUTHEASTERN CERRO GORDO COUNTIES...

At 508 PM CDT, severe thunderstorms were located along a line
extending from near Dougherty to Dumont to near Ackley, moving east
at 45 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated. Personal weather station gusts have been
between 45 and 55 mph near and west of Hampton as these
storms passed through.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Iowa Falls, Allison, Parkersburg, Ackley, Clarksville, Shell Rock,
Greene, Aplington, Dumont, New Hartford, Stout, Geneva, Bristow,
Hansell, Aredale, Dougherty, Allison Municipal Airport, and Ackley
Municipal Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 900 PM CDT for central, north
central and northeastern Iowa.

For your protection move to an interior room on the lowest floor of a
building.



LAT...LON 4250 9328 4274 9314 4298 9317 4301 9302
4291 9302 4291 9256 4274 9255 4252 9256
TIME...MOT...LOC 2208Z 264DEG 41KT 4292 9297 4276 9295 4260 9303

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

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WATCH COUNTY NOTIFICATION FOR WATCH 277
NATIONAL WEATHER SERVICE DES MOINES IA
507 PM CDT TUE MAY 21 2024

IAC007-013-017-023-033-039-051-053-069-075-079-081-083-099-117-
123-125-127-135-153-157-169-171-179-181-185-189-195-197-220200-
/O.CON.KDMX.TO.A.0277.000000T0000Z-240522T0200Z/

TORNADO WATCH 277 REMAINS VALID UNTIL 9 PM CDT THIS EVENING FOR
THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 29 COUNTIES

IN CENTRAL IOWA

GRUNDY HAMILTON HARDIN
JASPER MARSHALL POLK
POWESHIEK STORY TAMA

IN NORTH CENTRAL IOWA

BUTLER CERRO GORDO FRANKLIN
HANCOCK WINNEBAGO WORTH
WRIGHT

IN NORTHEAST IOWA

BLACK HAWK BREMER

IN SOUTH CENTRAL IOWA

APPANOOSE CLARKE DECATUR
LUCAS MAHASKA MARION
MONROE WARREN WAYNE

IN SOUTHEAST IOWA

DAVIS WAPELLO

THIS INCLUDES THE CITIES OF ACKLEY, ALBIA, ALLERTON, ALLISON,
AMES, APLINGTON, BELMOND, BLOOMFIELD, BRITT, CARLISLE,
CEDAR FALLS, CENTERVILLE, CHARITON, CLARION, CLARKSVILLE,
CLEAR LAKE, CONRAD, CORYDON, DES MOINES, DIKE, DUMONT, DYSART,
EAGLE GROVE, ELDORA, FOREST CITY, GARNER, GLADBROOK, GREENE,
GRINNELL, GRUNDY CENTER, HAMPTON, HUMESTON, INDIANOLA,
IOWA FALLS, KANAWHA, KNOXVILLE, LAKE MILLS, LAMONI, LEON, MANLY,
MARSHALLTOWN, MASON CITY, NEWTON, NORTHWOOD, NORWALK, OSCEOLA,
OSKALOOSA, OTTUMWA, PARKERSBURG, PELLA, REINBECK, SEYMOUR,
SHELL ROCK, TAMA, TOLEDO, TRAER, WATERLOO, WAVERLY, WEBSTER CITY,
AND WELLSBURG.

...THIS IS A PARTICULARLY DANGEROUS SITUATION. STRONG LONG LIVED
TORNADOES MAY OCCUR...

* PRIMARY THREATS INCLUDE...

SEVERAL TORNADOES AND A FEW INTENSE TORNADOES LIKELY.
WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 90
MPH LIKELY.
SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS
TO 4 INCHES IN DIAMETER POSSIBLE.

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Flood Statement
National Weather Service Des Moines IA
428 PM CDT Tue May 21 2024

IAC013-017-023-069-075-083-099-127-153-157-169-171-220415-
/O.CON.KDMX.FA.W.0003.000000T0000Z-240522T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Black Hawk IA-Bremer IA-Butler IA-Franklin IA-Grundy IA-Hardin IA-
Jasper IA-Marshall IA-Polk IA-Poweshiek IA-Story IA-Tama IA-
428 PM CDT Tue May 21 2024



* WHAT...Flooding caused by excessive rainfall continues.

* WHERE...Portions of central, north central, and northeast Iowa,
including the following counties, in central Iowa, Grundy, Hardin,
Jasper, Marshall, Polk, Poweshiek, Story and Tama. In north
central Iowa, Butler and Franklin. In northeast Iowa, Black Hawk
and Bremer.

* WHEN...Until 1115 PM CDT Tuesday.

* IMPACTS...Flooding of rivers, creeks, streams, and other low-lying
and flood-prone locations is imminent or occurring. Numerous roads
remain closed due to flooding. Streams continue to rise due to
excess runoff from earlier rainfall. It will take several hours
for all the water from these storms to work through local drainage
systems in urban areas.

* ADDITIONAL DETAILS...
- At 425 PM CDT, Emergency management reported ongoing flooding
across the warned area. Several road closures, road washouts
and isolated landslides have been reported. Additional
rainfall of around 1 inch over the next few hours may lead to
renewed, additional or worse flooding.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

For the latest river and stream observations and forecasts refer to
weather.gov/desmoines/water.

Turn around, don`t drown when encountering flooded roads. Most flood
deaths occur in vehicles.



LAT...LON 4280 9208 4230 9207 4230 9230 4151 9230
4151 9326 4202 9349 4221 9350 4221 9346
4247 9346 4247 9350 4282 9350

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Flood Watch
National Weather Service Des Moines IA
1132 AM CDT Tue May 21 2024

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-220000-
/O.CON.KDMX.FA.A.0003.000000T0000Z-240522T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun-
Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene-
Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper-
Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-
Including the cities of Grundy Center, Boone, Stuart, Conrad,
Denison, Aplington, Adair, Waverly, Pomeroy, Belmond,
Clarksville, Sac City, Odebolt, Wall Lake, Mason City, Forest
City, Northwood, Laurens, Perry, Winterset, Fort Dodge, Waukee,
Norwalk, Clarion, Gladbrook, Exira, Estherville, Lake Mills,
Wellsburg, Fontanelle, Bayard, Fonda, Eldora, Ames, Des Moines,
Rolfe, Iowa Falls, Toledo, Greenfield, Lake View, Indianola,
Schaller, Britt, Manly, Kanawha, Hampton, Reinbeck, Traer,
Gilmore City, Lake City, Panora, Allison, Clear Lake, Emmetsburg,
Dysart, Dike, Knoxville, Greene, Pocahontas, Shell Rock, Eagle
Grove, Guthrie Center, Newton, Cedar Falls, Humboldt, Pella,
Grinnell, Marshalltown, Earlham, Algona, Manson, Dumont, Casey,
Ackley, Oskaloosa, Carroll, Jefferson, Garner, Rockwell City,
Early, Tama, Atlantic, Parkersburg, Waterloo, Adel, Audubon,
Webster City, and Carlisle
1132 AM CDT Tue May 21 2024



* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...Much of central Iowa.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

* ADDITIONAL DETAILS...
- Rainfall of 3 to 5 inches with isolated higher amounts fell
over parts of central Iowa last night into this morning and
led to flash flooding in some areas. Additional round of
storms is expected this afternoon that may cause new flash
flooding or prolong or renew flash flooding in areas that
experienced flash flooding earlier.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

For the latest river and stream observations and forecasts refer to
weather.gov/desmoines/water.