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Hazardous Weather Outlook


HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
957 AM CDT SAT APR 18 2015

IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
042>045-050>053-065>068-078-088>093-190500-
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-
957 AM CDT SAT APR 18 2015

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

THUNDERSTORMS WILL MOVE THROUGH THE AREA THROUGH THE MORNING AND
AFTERNOON HOURS. SOME OF THE STORMS COULD PRODUCE BRIEF HEAVY
RAIN BUT SEVERE STORMS ARE NOT EXPECTED WITH THIS FIRST BATCH.

MORE THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS PORTIONS OF THE
HIGH PLAINS THIS EVENING TO OUR WEST...BUT BUT BY THE TIME THEY
REACH FAR EASTERN NEBRASKA AND WESTERN IOWA...INSTABILITY IS
EXPECTED TO DECREASE AND THUS WIDESPREAD SEVERE STORMS ARE NOT
EXPECTED IN OUR AREA.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

WIND GUSTS IN EXCESS OF 40 MPH WILL BE POSSIBLE SUNDAY AFTERNOON
AS A COLD FRONT MOVES THROUGH THE REGION.

THERE IS A CHANCE FOR MORE THUNDERSTORMS LATE THIS WEEK ON THURSDAY
AND FRIDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION SHOULD NOT BE NEEDED TODAY OR TONIGHT.

$$

DEWALD

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RAPID CITY SD
655 AM MDT SAT APR 18 2015

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-191300-
HARDING-PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-
NORTHERN BLACK HILLS-NORTHERN FOOT HILLS-RAPID CITY-
SOUTHERN FOOT HILLS-CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-
CUSTER CO PLAINS-PENNINGTON CO PLAINS-HAAKON-FALL RIVER-SHANNON-
JACKSON-BENNETT-MELLETTE-TODD-TRIPP-STURGIS/PIEDMONT FOOT HILLS-
SOUTHERN MEADE CO PLAINS-HERMOSA FOOT HILLS-NORTHERN CAMPBELL-
SOUTHERN CAMPBELL-WESTERN CROOK-WYOMING BLACK HILLS-WESTON-
NORTHEASTERN CROOK-
655 AM MDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN SOUTH DAKOTA AND
NORTHEASTERN WYOMING.

.DAY ONE...TODAY AND TONIGHT

AN UPPER LEVEL SYSTEM WILL MOVE SLOWLY ACROSS EASTERN COLORADO
TODAY AND THEN SPEED UP AS IT MOVES ACROSS THE CENTRAL PLAINS
TONIGHT AND SUNDAY MORNING. SHOWERS AND ISOLATED THUNDERSTORMS
WILL OVERSPREAD MUCH OF THE AREA TODAY AND CONTINUE INTO THIS
EVENING. SEVERE THUNDERSTORMS ARE NOT EXPECTED AT THIS TIME.

A COLD FRONT WILL MOVE WEST TO EAST ACROSS THE AREA LATE TODAY
AND TONIGHT. GUSTY NORTHWEST WINDS TO 45 MPH ARE POSSIBLE FOR A
BRIEF PERIOD BEHIND THE PASSAGE OF THE FRONT LATE TODAY AND THIS
EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A TIGHT PRESSURE GRADIENT OVER THE AREA ON SUNDAY WILL PRODUCE
GUSTY NORTHWEST WINDS DURING THE DAYTIME HOURS. GUSTS OF 45 TO 50
MPH ARE LIKELY ON THE PLAINS FROM NORTHWEST INTO SOUTH CENTRAL
SOUTH DAKOTA...ESPECIALLY DURING THE LATE MORNING AND AFTERNOON
HOURS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...
OR CHECK OUR WEB SITE AT WEATHER.GOV/RAPIDCITY

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DES MOINES IA
540 AM CDT SAT APR 18 2015

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-191045-
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-
540 AM CDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

SHOWERS AND ISOLATED THUNDERSTORMS ARE EXPECTED THROUGH TONIGHT.
THE MOST WIDESPREAD ACTIVITY WILL BE THIS AFTERNOON AND EVENING.
AN ISOLATED SEVERE STORM WITH QUARTER SIZED HAIL MAY OCCUR.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

ISOLATED TO SCATTERED THUNDERSTORMS WILL BE POSSIBLE SUNDAY. THE
THREAT OF SEVERE WEATHER IS LOW. WINDY CONDITIONS ARE EXPECTED BY
SUNDAY AFTERNOON WITH SUSTAINED 30 MPH WINDS OR GREATER POSSIBLE.

AREAS OF FROST OR AT LEAST FREEZING TEMPERATURES ARE POSSIBLE
ACROSS PORTIONS OF THE AREA ON TUESDAY...WEDNESDAY AND THURSDAY
MORNINGS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
433 AM CDT SAT APR 18 2015

NEZ004>010-022>029-035>038-056>059-069>071-094-190945-
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-
433 AM CDT SAT APR 18 2015 /333 AM MDT SAT APR 18 2015/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND
NORTH CENTRAL NEBRASKA.

.DAY ONE...TODAY AND TONIGHT.

SEVERE THUNDERSTORMS CAPABLE OF LARGE HAIL...WIND DAMAGE AND
ISOLATED TORNADOES ARE POSSIBLE THIS AFTERNOON AND THIS EVENING.
THE AREA OF CONCERN IS GENERALLY ALONG AND EAST OF A LINE FROM
IMPERIAL TO STAPLETON TO CHAMBERS.

STORM DEVELOPMENT IS EXPECTED TO COMMENCE ACROSS SOUTHWEST AND
SOUTH CENTRAL NEBRASKA THIS AFTERNOON WITH STORMS MOVING NORTH
AND EAST INTO THE EVENING HOURS. VERY COLD AIR ALOFT WILL SUPPORT
STORMS CAPABLE OF DAMAGING HAIL. A FEW TORNADOES AND WIND DAMAGE
ARE ALSO POSSIBLE. THE COLD AIR ALOFT MAY ALSO SUPPORT THE
DEVELOPMENT OF LAND SPOUTS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED THROUGH TONIGHT.

&&

GET YOUR WEATHER...HYDROLOGICAL...AND CLIMATE INFORMATION AT
HTTP://WWW.WEATHER.GOV/NORTHPLATTE (ALL LOWERCASE)

$$

CDC

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
418 AM CDT SAT APR 18 2015

IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-190930-
LYON IA-OSCEOLA-DICKINSON-SIOUX-O`BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-
BUENA VISTA-WOODBURY-IDA-LINCOLN MN-LYON MN-MURRAY-COTTONWOOD-
NOBLES-JACKSON-PIPESTONE-ROCK-DIXON-DAKOTA-BEADLE-KINGSBURY-
BROOKINGS-GREGORY-JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-
DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-
TURNER-LINCOLN SD-BON HOMME-YANKTON-CLAY SD-UNION-
418 AM CDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST
IOWA...SOUTHWEST MINNESOTA...NORTHEAST NEBRASKA...EAST CENTRAL
SOUTH DAKOTA...SOUTH CENTRAL SOUTH DAKOTA AND SOUTHEAST SOUTH
DAKOTA.

.DAY ONE...TODAY AND TONIGHT

ISOLATED THUNDERSTORMS MAY ACCOMPANY NUMEROUS SHOWERS TODAY INTO
TONIGHT. NO SEVERE STORMS ARE EXPECTED.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

ELEVATED FIRE DANGER...HIGH TO VERY HIGH...IS POSSIBLE SUNDAY
THROUGH TUESDAY DUE TO STRONG WINDS. THIS POTENTIAL MAY BE
AFFECTED SOMEWHAT IF SIGNIFICANT RAINFALL IS RECEIVED TODAY AND
TONIGHT...BUT IN ANY EVENT THE STRONG WINDS WOULD THREATEN THE
SPREAD OF ANY FIRES THAT DO START.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED TODAY AND TONIGHT.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ABERDEEN SD
410 AM CDT SAT APR 18 2015

MNZ039-046-SDZ007-008-011-020>023-190915-
TRAVERSE-BIG STONE-MARSHALL-ROBERTS-DAY-CODINGTON-GRANT-HAMLIN-
DEUEL-
410 AM CDT SAT APR 18 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WEST CENTRAL
MINNESOTA AND NORTHEAST SOUTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

EASTERLY WINDS OF 10 TO 15 MPH AND RELATIVE HUMIDITY VALUES AROUND
30 PERCENT WILL CREATE VERY HIGH FIRE DANGER TODAY. HOWEVER...CLOUD
COVER SHOULD BE INCREASING AS THE DAY WEARS ON...AS WELL AS AN
INCREASE IN LOW LEVEL MOISTURE AND RELATIVE HUMIDITY HEADING INTO
TONIGHT. WETTING RAIN CHANCES INCREASE SUBSTANTIALLY BY LATE THIS
AFTERNOON...AND ON INTO TONIGHT. THUNDERSTORMS ARE POSSIBLE LATE
THIS AFTERNOON THROUGH THIS EVENING AS WELL.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NORTHWESTERLY WINDS OF 20 TO 30 MPH WITH GUSTS AROUND 45 MPH WILL
BE POSSIBLE ON SUNDAY.

SUSTAINED NORTHWESTERLY WINDS OF 25 TO 35 MPH WITH GUSTS EXCEEDING
45 MPH WILL BE POSSIBLE ON MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY OR TONIGHT.

$$

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE ABERDEEN SD
410 AM CDT SAT APR 18 2015

SDZ003>006-009-010-015>019-033>037-045-048-051-190915-
CORSON-CAMPBELL-MCPHERSON-BROWN-WALWORTH-EDMUNDS-DEWEY-POTTER-
FAULK-SPINK-CLARK-STANLEY-SULLY-HUGHES-HYDE-HAND-JONES-LYMAN-
BUFFALO-
410 AM CDT SAT APR 18 2015 /310 AM MDT SAT APR 18 2015/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF CENTRAL SOUTH
DAKOTA...NORTH CENTRAL SOUTH DAKOTA AND NORTHEAST SOUTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON. SEVERE STORMS ARE
NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NORTHWESTERLY WINDS OF 20 TO 30 MPH WITH GUSTS AROUND 45 MPH WILL
BE POSSIBLE ON SUNDAY.

SUSTAINED NORTHWESTERLY WINDS OF 25 TO 35 MPH WITH GUSTS EXCEEDING
45 MPH WILL BE POSSIBLE ON MONDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED TODAY OR TONIGHT.

$$

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
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE