Hazardous Weather Outlook
Issued by NWS Sioux Falls, SD

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
000
FLUS43 KFSD 211104
HWOFSD

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
604 AM CDT WED SEP 21 2016

IAZ001-002-MNZ081-089-090-221115-
LYON IA-OSCEOLA-COTTONWOOD-NOBLES-JACKSON-
604 AM CDT WED SEP 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST IOWA
AND SOUTHWEST MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS ARE EXPECTED TO BLOSSOM LATER THIS AFTERNOON AND
EVENING. ISOLATED SEVERE STORMS MAY DEVELOP...MAINLY DURING THE
EVENING HOURS PRODUCING HAIL TO PING PONG BALL SIZE AND DAMAGING
WINDS TO 70 MPH...AND POSSIBLY A TORNADO. IN ADDITION...THERE IS
A FAIRLY HIGH PROBABILITY FOR AREAS OF HEAVY RAINFALL TONIGHT.
WITH POTENTIAL RAINFALL OF AN INCH OR TWO...LOCALLY HIGHER
IN TRAINING STORMS...FLOODING OF SMALL STREAMS AS WELL AS URBAN
LOW LYING AND POOR DRAINAGE AREAS WILL BE POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

SOME AREAS OF HEAVY RAINFALL MAY CONTINUE INTO THURSDAY. TOWARD
THE EVENING HOURS...THERE WILL BE THE THREAT FOR ADDITIONAL
THUNDERSTORM DEVELOPMENT...AND AN ISOLATED STORM COULD PRODUCE
LARGE HAIL OR DAMAGING WIND.

ADDITIONAL STORMS LATE SATURDAY COULD ALSO PRODUCE SOME HEAVIER
RAINFALL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS POSSIBLE BETWEEN 6 PM AND MIDNIGHT.

$$

IAZ003-012>014-020>022-031-032-221115-
DICKINSON-SIOUX-O`BRIEN-CLAY IA-PLYMOUTH-CHEROKEE-BUENA VISTA-
WOODBURY-IDA-
604 AM CDT WED SEP 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST IOWA
AND WEST CENTRAL IOWA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS ARE EXPECTED TO BLOSSOM LATER THIS AFTERNOON AND
EVENING. A FEW SEVERE STORMS MAY DEVELOP...MAINLY DURING THE
EVENING HOURS PRODUCING HAIL TO PING PONG BALL SIZE AND DAMAGING
WINDS TO 70 MPH...AND POSSIBLY A TORNADO. IN ADDITION...THERE IS
A FAIRLY HIGH PROBABILITY FOR AREAS OF HEAVY RAINFALL TONIGHT.
WITH POTENTIAL RAINFALL FROM ONE TO THREE INCHES...FLOODING OF
SMALL STREAMS AS WELL AS URBAN LOW LYING AND POOR DRAINAGE AREAS
WILL BE POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

SOME AREAS OF HEAVY RAINFALL MAY CONTINUE INTO THURSDAY. BY
LATE AFTERNOON...THERE WILL BE THE THREAT FOR ADDITIONAL
STRONG THUNDERSTORM DEVELOPMENT...AND AN ISOLATED STORM COULD
PRODUCE LARGE HAIL OR DAMAGING WIND THROUGH THE EVENING...
AS WELL AS SOME ADDITIONAL SPOTTY HEAVY RAINFALL.

ADDITIONAL STORMS LATE SATURDAY COULD ALSO PRODUCE SOME HEAVIER
RAINFALL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE POSSIBLE BETWEEN 6 PM AND MIDNIGHT.

$$

SDZ038>040-053>055-059>061-065-068-069-221115-
BEADLE-KINGSBURY-BROOKINGS-SANBORN-MINER-LAKE-DAVISON-HANSON-
MCCOOK-HUTCHINSON-BON HOMME-YANKTON-
604 AM CDT WED SEP 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
SOUTH DAKOTA AND SOUTHEAST SOUTH DAKOTA.

.DAY ONE...TODAY AND TONIGHT

AN ISOLATED THUNDERSTORM VERY LATE THIS AFTERNOON AND EVENING
WILL BE CAPABLE OF PRODUCING HAIL TO QUARTER SIZE AND WINDS TO 60
MPH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

ALTHOUGH THUNDERSTORMS WILL BE POSSIBLE THURSDAY INTO FRIDAY...AND
AGAIN SATURDAY...NO WIDESPREAD HAZARDOUS WEATHER IS EXPECTED.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE POSSIBLE BETWEEN 6 PM AND 10 PM.

$$

MNZ080-097-098-NEZ013-014-SDZ056-062-066-067-070-071-221115-
MURRAY-PIPESTONE-ROCK-DIXON-DAKOTA-MOODY-MINNEHAHA-TURNER-
LINCOLN SD-CLAY SD-UNION-
604 AM CDT WED SEP 21 2016

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

.DAY ONE...TODAY AND TONIGHT

CHANCES FOR THUNDERSTORMS WILL INCREASE BY LATE THIS AFTERNOON
AND ESPECIALLY DURING THE EVENING. AN ISOLATED SEVERE STORM WILL
BE POSSIBLE...WITH THREATS FOR HAIL UP TO PING PONG BALL SIZE AND
WINDS TO 70 MPH. AN ISOLATED TORNADO IS ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

BY LATE AFTERNOON AND EVENING ON THURSDAY...THERE WILL BE THE
THREAT FOR ADDITIONAL STRONG THUNDERSTORM DEVELOPMENT WHICH WILL
CONTINUE INTO THE EARLY OVERNIGHT HOURS. AN ISOLATED STORM COULD
PRODUCE LARGE HAIL OR DAMAGING WIND...AS WELL AS SOME ADDITIONAL
SPOTTY HEAVY RAINFALL.

ADDITIONAL STORMS SATURDAY COULD ALSO PRODUCE SOME HEAVIER
RAINFALL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE POSSIBLE BETWEEN 6 PM AND MIDNIGHT.

$$

MNZ071-072-221115-
LINCOLN MN-LYON MN-
604 AM CDT WED SEP 21 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST
MINNESOTA.

.DAY ONE...TODAY AND TONIGHT

CHANCES FOR THUNDERSTORMS WILL INCREASE THIS AFTERNOON...AND
ESPECIALLY THIS EVENING. AN ISOLATED SEVERE STORM WILL BE
POSSIBLE...WITH THREATS FOR HAIL UP TO PING PONG BALL SIZE AND
WINDS TO 70 MPH. AN ISOLATED TORNADO IS ALSO POSSIBLE.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORM CHANCES WILL DIMINISH THURSDAY...BUT RETURN LATER
THURSDAY NIGHT THROUGH MIDDAY FRIDAY. SEVERE STORMS ARE NOT
EXPECTED. ADDITIONAL STORMS SATURDAY COULD PRODUCE SOME AREAS OF
HEAVIER RAINFALL.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL BE POSSIBLE BETWEEN 6 PM AND 10 PM.

$$

SDZ050-052-057-058-063-064-221115-
GREGORY-JERAULD-BRULE-AURORA-CHARLES MIX-DOUGLAS-
604 AM CDT WED SEP 21 2016

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

.DAY ONE...TODAY AND TONIGHT

THERE WILL BE AN INCREASING CHANCE FOR THUNDERSTORMS DURING THE
EVENING HOURS...BUT SEVERE STORMS ARE NOT EXPECTED.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

AN OCCASIONAL RISK FOR THUNDERSTORMS WILL RETURN LATER
THURSDAY THROUGH EARLY FRIDAY...AND LATER FRIDAY NIGHT AND
SATURDAY. WHILE NO WIDESPREAD SEVERE THREAT IS EXPECTED...
THERE COULD BE SOME SPOTTY HEAVIER RAINFALL AT TIMES.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

$$



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.