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Severe Thunderstorm Warning


Severe Weather Statement
National Weather Service Sioux Falls SD
1208 PM CDT MON AUG 21 2017

SDC003-023-035-043-053-067-211745-
/O.CON.KFSD.SV.W.0230.000000T0000Z-170821T1745Z/
Davison SD-Aurora SD-Charles Mix SD-Gregory SD-Douglas SD-
Hutchinson SD-
1208 PM CDT MON AUG 21 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT
FOR SOUTHERN DAVISON...SOUTHERN AURORA...EASTERN CHARLES MIX...
SOUTHEASTERN GREGORY...DOUGLAS AND WESTERN HUTCHINSON COUNTIES...

At 1207 PM CDT, severe thunderstorms were located along a line
extending from near Stickney to 6 miles west of Armour to 10 miles
east of Bonesteel, moving east at 40 mph.

HAZARD...Two inch hail and 70 mph wind gusts.

SOURCE...Public. At 12:05 PM CDT, golf ball size hail was reported
         2 miles south of Aurora Center.

IMPACT...People and animals outdoors will be injured. Expect hail
         damage to roofs, siding, windows, and vehicles. Expect
         considerable tree damage. Wind damage is also likely to
         mobile homes, roofs, and outbuildings.

These severe storms will be near...
  Armour around 1215 PM CDT.
  Pickstown around 1225 PM CDT.
  Delmont around 1230 PM CDT.
  Marty around 1235 PM CDT.
  Dimock around 1240 PM CDT.
  Parkston, Tripp and Dante around 1245 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

&&

LAT...LON 4339 9865 4359 9870 4360 9814 4352 9797
      4350 9796 4349 9789 4322 9795 4317 9801
      4317 9808 4308 9811 4292 9828 4299 9850
      4300 9850 4310 9893
TIME...MOT...LOC 1707Z 292DEG 36KT 4351 9845 4333 9847 4309 9875

HAIL...2.00IN
WIND...70MPH

$$

Schumacher

Severe Weather Statement
National Weather Service Sioux Falls SD
1152 AM CDT MON AUG 21 2017

SDC003-015-023-043-053-211715-
/O.CON.KFSD.SV.W.0229.000000T0000Z-170821T1715Z/
Aurora SD-Charles Mix SD-Gregory SD-Douglas SD-Brule SD-
1152 AM CDT MON AUG 21 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1215 PM CDT
FOR SOUTHWESTERN AURORA...NORTHWESTERN CHARLES MIX...SOUTHERN
GREGORY...NORTHERN DOUGLAS AND SOUTHEASTERN BRULE COUNTIES...

At 1151 AM CDT, severe thunderstorms were located along a line
extending from near Aurora Center to 7 miles north of Bonesteel,
moving east at 40 mph.

These are very dangerous storms.

HAZARD...Three inch hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be severely injured.
         Expect shattered windows, extensive damage to roofs,
         siding, and vehicles.

These severe storms will be near...
  New Holland and Aurora Center around 1200 PM CDT.
  Harrison around 1205 PM CDT.
  Geddes around 1210 PM CDT.
  Corsica around 1215 PM CDT.

Other locations impacted by these severe thunderstorms include
Fairfax.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

These are dangerous storms. Prepare immediately for large destructive
hail capable of producing significant damage. People outside should
move to a shelter, inside a strong building and away from windows.

&&

LAT...LON 4344 9822 4300 9871 4300 9902 4315 9931
      4362 9891
TIME...MOT...LOC 1651Z 280DEG 35KT 4350 9868 4318 9900

HAIL...3.00IN
WIND...70MPH

$$

Schumacher


Severe Weather Statement


Severe Weather Statement
National Weather Service Sioux Falls SD
1208 PM CDT MON AUG 21 2017

SDC003-023-035-043-053-067-211745-
/O.CON.KFSD.SV.W.0230.000000T0000Z-170821T1745Z/
Davison SD-Aurora SD-Charles Mix SD-Gregory SD-Douglas SD-
Hutchinson SD-
1208 PM CDT MON AUG 21 2017

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT
FOR SOUTHERN DAVISON...SOUTHERN AURORA...EASTERN CHARLES MIX...
SOUTHEASTERN GREGORY...DOUGLAS AND WESTERN HUTCHINSON COUNTIES...

At 1207 PM CDT, severe thunderstorms were located along a line
extending from near Stickney to 6 miles west of Armour to 10 miles
east of Bonesteel, moving east at 40 mph.

HAZARD...Two inch hail and 70 mph wind gusts.

SOURCE...Public. At 12:05 PM CDT, golf ball size hail was reported
         2 miles south of Aurora Center.

IMPACT...People and animals outdoors will be injured. Expect hail
         damage to roofs, siding, windows, and vehicles. Expect
         considerable tree damage. Wind damage is also likely to
         mobile homes, roofs, and outbuildings.

These severe storms will be near...
  Armour around 1215 PM CDT.
  Pickstown around 1225 PM CDT.
  Delmont around 1230 PM CDT.
  Marty around 1235 PM CDT.
  Dimock around 1240 PM CDT.
  Parkston, Tripp and Dante around 1245 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

&&

LAT...LON 4339 9865 4359 9870 4360 9814 4352 9797
      4350 9796 4349 9789 4322 9795 4317 9801
      4317 9808 4308 9811 4292 9828 4299 9850
      4300 9850 4310 9893
TIME...MOT...LOC 1707Z 292DEG 36KT 4351 9845 4333 9847 4309 9875

HAIL...2.00IN
WIND...70MPH

$$

Schumacher


Civil Emergency Message


NEC159-212300-

URGENT - IMMEDIATE BROADCAST REQUESTED
CIVIL EMERGENCY MESSAGE
SEWARD CITY ADMINISTRATOR
RELAYED BY NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1025 PM CDT SUN AUG 20 2017

THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE SEWARD
CITY ADMINISTRATOR.

THE FOLLOWING MESSAGE IS TRANSMITTED AT THE REQUEST OF THE CITY
ADMINISTRATOR FOR THE CITY OF SEWARD NEBRASKA.

EMERGENCY NOTICE:

DO NOT CONSUME ANY SEWARD CITY WATER DUE TO UNKNOWN CONCENTRATIONS
IN THE WATER! THIS EMERGENCY IS EXPECTED TO CONTINUE UNTIL AT
LEAST WEDNESDAY.

THE CITY OF SEWARD IS ACTIVELY WORKING ON A MAJOR WATER ISSUE.
BOTH WATER TOWER SYSTEMS HAVE RUN DRY DUE TO AN UNKNOWN LEAK IN
THE SYSTEM. WILL WILL NEED TO REFILL BOTH TOWERS WITH RAW WATER TO
LOCATE THE LEAK.

DO NOT BOIL WATER FOR CONSUMPTION, INCLUDING DRINKING AND COOKING.
YOU MAY STILL SHOWER, FLUSH TOILETS, AND DO LAUNDRY. PLEASE LIMIT
YOUR WATER USE TO ENSURE PRESSURE REMAINS IN THE SYSTEM.

MAKE SURE THAT SMALL CHILDREN ARE NOT CONSUMING THE WATER WHILE
BATHING.

WE ARE UNSURE IF THE LEAK IS RELATED TO THE RECENT FLOODING
ISSUE. WE HAVE ALL CITY AND EMERGENCY PERSONNEL WORKING ON THE
ISSUE

PLEASE ONLY CALL CITY HALL OR 911 DISPATCH IF YOU HAVE AN
EMERGENCY.

MORE INFORMATION WILL BE FORTHCOMING.

$$


Flood Warning


Flood Statement
National Weather Service Omaha/Valley Nebraska
510 AM CDT Mon Aug 21 2017

...The Flood Warning is cancelled for...

  Big Blue River Near Surprise affecting Butler County.

...The Flood Warning continues for...

  Big Blue River Near Seward affecting Seward County.

  Big Blue River Near Crete affecting Saline County.

  Lincoln Creek Near Seward affecting Seward County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive cars through areas where water covers the road.  The
water depth may be too great to allow your vehicle to pass safely.
Turn around...don`t drown!

Additional information is available at:
http://www.water.weather.gov/ahps2/index.php?wfo=oax

&&

NEC159-220110-
/O.CON.KOAX.FL.W.0026.000000T0000Z-170822T2200Z/
/SWRN1.1.ER.170820T1722Z.170821T1800Z.170822T0400Z.NO/
510 AM CDT Mon Aug 21 2017

The Flood Warning continues for
  The Big Blue River Near Seward.
* At  4:45 AM Monday the stage was 18.1 feet...or 0.1 feet above
  flood stage.
* Flood stage is 18.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 18.5 feet by this
  afternoon. The river will fall below flood stage tonight.
* Impact...at 18.0 feet...Rural lowlands commence to flood.

&&

LAT...LON 4097 9717 4097 9713 4070 9695 4070 9702


$$

Flood Statement
National Weather Service Omaha/Valley Nebraska
510 AM CDT Mon Aug 21 2017

...The Flood Warning is cancelled for...

  Big Blue River Near Surprise affecting Butler County.

...The Flood Warning continues for...

  Big Blue River Near Seward affecting Seward County.

  Big Blue River Near Crete affecting Saline County.

  Lincoln Creek Near Seward affecting Seward County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive cars through areas where water covers the road.  The
water depth may be too great to allow your vehicle to pass safely.
Turn around...don`t drown!

Additional information is available at:
http://www.water.weather.gov/ahps2/index.php?wfo=oax

&&

NEC151-220110-
/O.CON.KOAX.FL.W.0027.000000T0000Z-170822T1200Z/
/CRTN1.1.ER.170821T0315Z.170821T0945Z.170821T1800Z.NO/
510 AM CDT Mon Aug 21 2017

The Flood Warning continues for
  The Big Blue River Near Crete.
* At  4:45 AM Monday the stage was 21.4 feet...or 0.4 feet above
  flood stage.
* Flood stage is 21.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue to fall to below flood stage by
  this afternoon.


&&

LAT...LON 4070 9702 4070 9695 4039 9685 4037 9690
      4042 9697

$$

Flood Statement
National Weather Service Omaha/Valley Nebraska
510 AM CDT Mon Aug 21 2017

...The Flood Warning is cancelled for...

  Big Blue River Near Surprise affecting Butler County.

...The Flood Warning continues for...

  Big Blue River Near Seward affecting Seward County.

  Big Blue River Near Crete affecting Saline County.

  Lincoln Creek Near Seward affecting Seward County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Do not drive cars through areas where water covers the road.  The
water depth may be too great to allow your vehicle to pass safely.
Turn around...don`t drown!

Additional information is available at:
http://www.water.weather.gov/ahps2/index.php?wfo=oax

&&

NEC159-220110-
/O.CON.KOAX.FL.W.0028.000000T0000Z-170822T1800Z/
/SWDN1.1.ER.170820T1113Z.170821T0930Z.170822T0000Z.NO/
510 AM CDT Mon Aug 21 2017

The Flood Warning continues for
  The Lincoln Creek Near Seward.
* At  4:45 AM Monday the stage was 16.9 feet...or 1.9 feet above
  flood stage.
* Flood stage is 15.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue to fall to below flood stage by
  this evening.
* Impact...at 17.0 feet...Continuous flooding continues across the
  lowlands with some county roads inundated by flood waters. Access
  to the gage from the east floods.

&&

LAT...LON 4100 9737 4099 9725 4093 9709 4089 9710
      4096 9737

$$


Severe Thunderstorm Watch


WATCH COUNTY NOTIFICATION FOR WATCHES 459/460
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1134 AM CDT MON AUG 21 2017

SDC003-015-023-035-043-053-073-111-211900-
/O.CON.KFSD.SV.A.0459.000000T0000Z-170821T1900Z/

SEVERE THUNDERSTORM WATCH 459 REMAINS VALID UNTIL 2 PM CDT THIS
AFTERNOON FOR THE FOLLOWING AREAS

IN SOUTH DAKOTA THIS WATCH INCLUDES 8 COUNTIES

IN CENTRAL SOUTH DAKOTA

JERAULD

IN EAST CENTRAL SOUTH DAKOTA

SANBORN

IN SOUTH CENTRAL SOUTH DAKOTA

AURORA                BRULE                 CHARLES MIX
DOUGLAS               GREGORY

IN SOUTHEAST SOUTH DAKOTA

DAVISON

$$

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 460
NWS STORM PREDICTION CENTER NORMAN OK
1135 AM CDT MON AUG 21 2017

SEVERE THUNDERSTORM WATCH 460 IS IN EFFECT UNTIL 700 PM CDT
FOR THE FOLLOWING LOCATIONS

NEC003-015-021-027-039-043-051-089-103-107-119-139-149-167-173-
179-220000-
/O.NEW.KWNS.SV.A.0460.170821T1635Z-170822T0000Z/

NE
.    NEBRASKA COUNTIES INCLUDED ARE

ANTELOPE             BOYD                BURT
CEDAR                CUMING              DAKOTA
DIXON                HOLT                KEYA PAHA
KNOX                 MADISON             PIERCE
ROCK                 STANTON             THURSTON
WAYNE
$$

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 460
NWS STORM PREDICTION CENTER NORMAN OK
1135 AM CDT MON AUG 21 2017

SEVERE THUNDERSTORM WATCH 460 IS IN EFFECT UNTIL 700 PM CDT
FOR THE FOLLOWING LOCATIONS

IAC021-035-041-059-093-119-133-141-143-149-167-193-220000-
/O.NEW.KWNS.SV.A.0460.170821T1635Z-170822T0000Z/

IA
.    IOWA COUNTIES INCLUDED ARE

BUENA VISTA          CHEROKEE            CLAY
DICKINSON            IDA                 LYON
MONONA               O`BRIEN             OSCEOLA
PLYMOUTH             SIOUX               WOODBURY
$$

SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 460
NWS STORM PREDICTION CENTER NORMAN OK
1135 AM CDT MON AUG 21 2017

SEVERE THUNDERSTORM WATCH 460 IS IN EFFECT UNTIL 700 PM CDT
FOR THE FOLLOWING LOCATIONS

SDC009-027-061-067-079-083-087-097-099-101-125-127-135-220000-
/O.NEW.KWNS.SV.A.0460.170821T1635Z-170822T0000Z/

SD
.    SOUTH DAKOTA COUNTIES INCLUDED ARE

BON HOMME            CLAY                HANSON
HUTCHINSON           LAKE                LINCOLN
MCCOOK               MINER               MINNEHAHA
MOODY                TURNER              UNION
YANKTON
$$


ATTN...WFO...FSD...OAX...LBF...


Flash Flood Watch


Flood Watch
National Weather Service Topeka KS
355 AM CDT Mon Aug 21 2017

KSZ011-012-022>024-026-036>040-054>056-058-059-212100-
/O.CON.KTOP.FF.A.0003.170822T0000Z-170822T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Nemaha-Brown-Riley-Pottawatomie-Jackson-Jefferson-Geary-Morris-
Wabaunsee-Shawnee-Douglas-Lyon-Osage-Franklin-Coffey-Anderson-
Including the cities of Sabetha, Seneca, Hiawatha, Horton,
Manhattan, Wamego, St. Marys, Holton, Valley Falls, Oskaloosa,
Perry, McLouth, Grantville, Meriden, Nortonville, Junction City,
Council Grove, Alma, Eskridge, Maple Hill, Alta Vista, McFarland,
Harveyville, Paxico, Topeka, Lawrence, Emporia, Osage City,
Carbondale, Lyndon, Burlingame, Overbrook, Ottawa, Burlington,
Lebo, and Garnett
355 AM CDT Mon Aug 21 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
TUESDAY MORNING...

The Flash Flood Watch continues for

* Portions of east central Kansas and northeast Kansas,
  including the following areas, in east central Kansas,
  Anderson, Coffey, Douglas, Franklin, Geary, Lyon, Morris,
  Osage, Shawnee, and Wabaunsee. In northeast Kansas, Brown,
  Jackson, Jefferson, Nemaha, Pottawatomie, and Riley.

* From this evening through Tuesday morning

* A period of heavy rainfall is expected with the potential for
  some locations to receive between 1 and 3 inches of rain by
  Tuesday morning.

* The heavy rainfall over a short period of time could lead to
  rapid rises on creeks and streams, especially in urban areas.
  Ponding of water on roads is also likely.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.

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

&&

$$

Flood Watch
National Weather Service Kansas City/Pleasant Hill MO
307 AM CDT Mon Aug 21 2017

...Flash flood threat tonight into Tuesday morning...

.Multiple rounds of storms producing heavy rainfall are expected
to develop this evening and continue through the overnight hours.
This flooding threat is of particular concern to those camping
outdoors tonight, and especially those not familiar with the local
area, typical flood-prone areas, and low water crossings. Be sure
to have a method of monitoring conditions and receiving warnings,
and identify more than one possible escape route should flood-
waters threaten.

KSZ025-057-060-102>105-MOZ012>016-020>024-028>032-037>039-043>045-
053-054-212200-
/O.CON.KEAX.FF.A.0006.170822T0300Z-170822T1500Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-
Johnson KS-Andrew-De Kalb-Daviess-Grundy-Sullivan-Buchanan-
Clinton-Caldwell-Livingston-Linn MO-Platte-Clay-Ray-Carroll-
Chariton-Jackson-Lafayette-Saline-Cass-Johnson MO-Pettis-Bates-
Henry-
Including the cities of Atchison, Paola, Osawatomie, Louisburg,
Pleasanton, La Cygne, Mound City, Wathena, Elwood, Troy,
Highland, Fort Leavenworth, Leavenworth, Lansing,
Kansas City Kansas, Overland Park, Stanley, Olathe, Shawnee,
Lenexa, Savannah, Country Club Villa, Maysville, Stewartsville,
Osborn, Union Star, Clarksdale, Gallatin, Jamesport, Trenton,
Milan, Green City, St. Joseph Airport, St. Joseph, Cameron,
Plattsburg, Lathrop, Hamilton, Braymer, Polo, Breckenridge,
Chillicothe, Brookfield, Marceline, Parkville, Platte City,
Riverside, Weatherby Lake, Weston, Gladstone, Liberty,
Excelsior Springs, Richmond, Lawson, Carrollton, Salisbury,
Brunswick, Keytesville, Kansas City, Independence, Odessa,
Higginsville, Lexington, Concordia, Marshall, Belton, Raymore,
Harrisonville, Pleasant Hill, Warrensburg, Sedalia, Butler,
Adrian, Rich Hill, Clinton, and Windsor
307 AM CDT Mon Aug 21 2017

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM THIS EVENING THROUGH
TUESDAY MORNING...

The Flash Flood Watch continues for

* Portions of Kansas and Missouri, including the following
  areas, in Kansas, Atchison KS, Doniphan, Johnson KS,
  Leavenworth, Linn KS, Miami, and Wyandotte. In Missouri,
  Andrew, Bates, Buchanan, Caldwell, Carroll, Cass, Chariton,
  Clay, Clinton, Daviess, De Kalb, Grundy, Henry, Jackson,
  Johnson MO, Lafayette, Linn MO, Livingston, Pettis, Platte,
  Ray, Saline, and Sullivan.

* From this evening through Tuesday morning

* A storm system with a slow moving surface front will bring
  periods of moderate to heavy rain to the watch area on Monday
  evening into Tuesday morning. High rain rates capable of
  producing two to three inches of rain are expected with
  locally higher amounts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a VERY DANGEROUS SITUATION.

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

&&

$$

Laflin


Special Weather Statement


Special Weather Statement
National Weather Service Des Moines IA
1123 AM CDT MON AUG 21 2017

IAZ005-015-023-024-035-211715-
Humboldt IA-Palo Alto IA-Kossuth IA-Webster IA-Pocahontas IA-
1123 AM CDT MON AUG 21 2017

...Thunderstorms with Hail over Northwest Iowa...

At 1121 AM CDT, local law enforcement in Pocahontas County reported
a strong thunderstorm with dime sized hail 7 miles northeast of
Pocahontas, moving northeast at 40 mph. Other storms were also
farther west of Pocahontas moving toward Havelock.

Up to nickel size hail will be possible with these storms.

Locations impacted include...
Algona, Pocahontas, Dakota City, Humboldt, Laurens, West Bend, Fonda,
Rolfe, Gilmore City, Wesley, Livermore, Corwith, Bode, Mallard, Lu
Verne, Renwick, Thor, Palmer, Havelock and Rutland.

LAT...LON 4314 9397 4264 9397 4256 9491 4292 9492
TIME...MOT...LOC 1621Z 243DEG 36KT 4279 9454

$$

Small


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service North Platte NE
1144 AM CDT Mon Aug 21 2017

NEZ004>010-022>029-035>038-056>059-069>071-094-221645-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-
Grant-Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-
Logan-Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
1144 AM CDT Mon Aug 21 2017 /1044 AM MDT Mon Aug 21 2017/

This Hazardous Weather Outlook is for portions of western and
north central Nebraska.

.DAY ONE...THIS AFTERNOON AND TONIGHT.

A cool front will move across western Nebraska through this
evening that will be the focus for a few severe thunderstorms.
The area of concern is to the east of a line from Valentine to
Ogallala. The main threat will be large hail and damaging winds.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

Thursday through Saturday thunderstorms appear possible across
portions of the outlook area, mainly in the afternoon and
evening.However, the risk for severe thunderstorms is low at this
time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed through this evening.

&&
Get your latest weather, hydrological, and climate information
at http://www.weather.gov/northplatte

$$

Keck

Hazardous Weather Outlook
National Weather Service Hastings NE
630 AM CDT Mon Aug 21 2017

KSZ005>007-017>019-NEZ039>041-046>049-060>064-072>077-082>087-
221200-
Phillips-Smith-Jewell-Rooks-Osborne-Mitchell-Valley-Greeley-Nance-
Sherman-Howard-Merrick-Polk-Dawson-Buffalo-Hall-Hamilton-York-
Gosper-Phelps-Kearney-Adams-Clay-Fillmore-Furnas-Harlan-Franklin-
Webster-Nuckolls-Thayer-
630 AM CDT Mon Aug 21 2017

This Hazardous Weather Outlook is for south central Nebraska and
portions of north central Kansas.

.DAY ONE...Today and Tonight.

Patchy dense fog is possible through 9 am along the Platte River
in Dawson and western Buffalo Counties and also along the North
Loup River near Ord with visibility at one quarter mile or less at
times.

Chances of thunderstorms begin to increase by late afternoon and
into the evening. There is a marginal chance of severe
thunderstorms primarily between 6 pm and 11 pm. The primary
potential threats include 60 mph wind gusts and quarter size
hail.
Localized flooding is also possible, especially east of Highway
281.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

There are at least slight chances for thunderstorms for parts of
the
outlook area late Thursday night through Sunday. At this time, it
appears that the best chances for thunderstorms will be Friday
and
Saturday nights.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this evening, mainly between
6 pm
and 11 pm. Please pass along any severe weather reports to the
National Weather Service.

&&

More information may be obtained at the following web page:
   https://www.weather.gov/hastings

$$

Heinlein/Mangels

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
529 AM CDT Mon Aug 21 2017

IAZ001>003-012>014-020>022-031-032-MNZ089-090-NEZ013-014-SDZ067-
070-071-221030-
Lyon IA-Osceola-Dickinson-Sioux-O`Brien-Clay IA-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Nobles-Jackson-Dixon-Dakota-Lincoln SD-
Clay SD-Union-
529 AM CDT Mon Aug 21 2017

This Hazardous Weather Outlook is for portions of northwest Iowa,
west central Iowa, southwest Minnesota, northeast Nebraska, and
southeast South Dakota.

.DAY ONE...Today and Tonight
After early day thunderstorms with areas of diminish, additional
storms are likely to develop and spread into the area during the
mid to late afternoon. Storms could produce hail up to 2 inches in
diameter and winds up to 70 mph. An isolated tornado is also
possible. Heavy rain and flash flooding will also be a concern
later afternoon into early evening, especially for areas of
northwest Iowa south of Highway 3 which received heavy rainfall on
Sunday night.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is likely between 3 pm and 9 pm.

$$

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
529 AM CDT Mon Aug 21 2017

MNZ071-072-080-081-097-098-SDZ040-050-054>056-058>066-068-069-
221030-
Lincoln MN-Lyon MN-Murray-Cottonwood-Pipestone-Rock-Brookings-
Gregory-Miner-Lake-Moody-Aurora-Davison-Hanson-McCook-Minnehaha-
Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-
529 AM CDT Mon Aug 21 2017

This Hazardous Weather Outlook is for portions of southwest
Minnesota, east central South Dakota, south central South Dakota,
and southeast South Dakota.

.DAY ONE...Today and Tonight

Scattered thunderstorms are expected to develop across the area
during the early to mid afternoon, moving out of the area by early
evening. Severe storms are possible, with hail to golf ball size
and winds to 65 mph the primary threat.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will be possible between 1 pm and 7 pm.

$$

Hazardous Weather Outlook
National Weather Service Omaha/Valley NE
416 AM CDT Mon Aug 21 2017

IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
042>045-050>053-065>068-078-088>093-212330-
Monona-Harrison-Shelby-Pottawattamie-Mills-Montgomery-Fremont-
Page-Knox-Cedar-Thurston-Antelope-Pierce-Wayne-Boone-Madison-
Stanton-Cuming-Burt-Platte-Colfax-Dodge-Washington-Butler-
Saunders-Douglas-Sarpy-Seward-Lancaster-Cass-Otoe-Saline-
Jefferson-Gage-Johnson-Nemaha-Pawnee-Richardson-
416 AM CDT Mon Aug 21 2017

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
IOWA...WEST CENTRAL IOWA...EAST CENTRAL NEBRASKA...NORTHEAST
NEBRASKA AND SOUTHEAST NEBRASKA.

.DAY ONE...TODAY AND TONIGHT

River flooding will continue today along the Big Blue River and
Lincoln Creek, mainly in Butler, Seward and Saline counties. River
and stream levels will likely rise today across portions of
western Iowa in response to heavy rainfall overnight.

Thunderstorm chances will increase later this afternoon into
tonight along and ahead of a cold front moving through the area. A
few severe storms appear possible with a risk for damaging winds,
large hail and flooding rainfall.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

Some flooding remains possible along the Big Blue River into
Tuesday.

Thunderstorm chances return on Friday night and continue
for at least parts of the area through Sunday.

..SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon or evening.

$$

Hazardous Weather Outlook
National Weather Service Topeka KS
412 AM CDT Mon Aug 21 2017

KSZ008>012-020>024-026-034>040-054>056-058-059-220915-
Republic-Washington-Marshall-Nemaha-Brown-Cloud-Clay-Riley-
Pottawatomie-Jackson-Jefferson-Ottawa-Dickinson-Geary-Morris-
Wabaunsee-Shawnee-Douglas-Lyon-Osage-Franklin-Coffey-Anderson-
412 AM CDT Mon Aug 21 2017

This hazardous weather outlook is for east central...north
central and northeast Kansas.

.DAY ONE...Today and Tonight.

There is a chance for isolated to scattered thunderstorms this
morning across most of northeast and north central Kansas. There
is a risk for severe thunderstorms this afternoon and evening
across much of the area. The severe risk for large hail and strong
winds will mainly occur as thunderstorms develop during the
afternoon and evening. Storms are expected to evolve into a slow
moving line during the evening with the main risk transitioning to
very heavy rainfall. Because of this, a Flash Flood Watch has
been posted beginning this evening for northeast and east central
Kansas, or areas east of a line from Abilene to Marysville.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

The Flash Flood Watch continues into the morning hours of Tuesday
as thunderstorms slowly exit the area to the southeast.

.SPOTTER INFORMATION STATEMENT...

Spotter activation should not be needed through tonight. Spotters
are encouraged to report rainfall amounts over one inch to the
National Weather Service in Topeka.

&&

More detailed information can be accessed at...
http://www.weather.gov/top/sitrep

$$

Hazardous Weather Outlook
National Weather Service Des Moines IA
403 AM CDT Mon Aug 21 2017

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-220915-
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-
403 AM CDT Mon Aug 21 2017

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...Today and tonight

Periods of thunderstorms will occur today and tonight. There is a
marginal risk for hail and strong wind with the storms this
morning, along with heavy rainfall that could lead to localized
flooding.

There is a slight risk for severe storms late this afternoon and
tonight. All modes of severe weather is possible along with heavy
rainfall which could lead to localized flooding. Very large hail
is possible across much of central Iowa especially north of
Interstate 80 and west of Interstate 35. Damaging wind and a few
tornadoes are possible across all of central Iowa.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed this afternoon and evening.

$$

FAB

Hazardous Weather Outlook
National Weather Service Kansas City/Pleasant Hill MO
315 AM CDT Mon Aug 21 2017

KSZ025-057-060-102>105-MOZ001>008-011>017-020>025-028>033-037>040-
043>046-053-054-220815-
Atchison KS-Miami-Linn KS-Doniphan-Leavenworth-Wyandotte-Johnson KS-
Atchison MO-Nodaway-Worth-Gentry-Harrison-Mercer-Putnam-Schuyler-
Holt-Andrew-De Kalb-Daviess-Grundy-Sullivan-Adair-Buchanan-Clinton-
Caldwell-Livingston-Linn MO-Macon-Platte-Clay-Ray-Carroll-Chariton-
Randolph-Jackson-Lafayette-Saline-Howard-Cass-Johnson MO-Pettis-
Cooper-Bates-Henry-
315 AM CDT Mon Aug 21 2017

This hazardous weather outlook is for northwest...north central and
west central Missouri...as well as extreme eastern Kansas.

.DAY ONE...Today and Tonight

 Multiple rounds of thunderstorms are possible this afternoon and
 this evening, some which could become strong to severe. Strong
 winds, hail and perhaps even an isolated tornado are possible with
 the afternoon round especially along and north of Highway 36, and
 strong winds are possible with the late evening-overnight round
 throughout the outlook area.

 In addition to the severe threat, flooding will be a concern this
 evening and tonight throughout the outlook area. Several inches of
 rain are possible, and may fall very rapidly in stronger storms.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

 No hazardous weather is expected at this time.

 More detailed information can be accessed at...
 https://www.weather.gov/eax/hwo

$$


Short Term Forecast


Short Term Forecast
National Weather Service North Platte NE
1138 AM CDT Mon Aug 21 2017

NEZ006-007-009-010-211745-
Keya Paha-Boyd-Rock-Holt-
Including the cities of Springview, Spencer, Butte, Lynch,
Bassett, Rose, Oneill, and Atkinson
1138 AM CDT Mon Aug 21 2017

.NOW...
...Severe Thunderstorm Watch in Effect Until 7 PM CDT...
Scattered thunderstorms will approach northern Keya Paha and Boyd
counties through 1240 pm CDT. The storms while moving east
southeast at 35 t0 40 mph should clip areas north of Highway 12,
although additional development further south cannot be ruled out.
The primary threats will be large hail and damaging winds with
storms that further intensify while moving southeast.

$$

Keck

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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