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Severe Thunderstorm Watch until 6-am Sunday, 6/7/15

Weather

June 6th, 2015 by Ric Hanson

SEVERE THUNDERSTORM WATCH NUMBER 266 – NWS STORM PREDICTION CENTER NORMAN OK – 1120 PM CDT SAT JUN 6 2015

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* SEVERE THUNDERSTORM WATCH FOR PORTIONS OF WESTERN AND CENTRAL IOWA and a SMALL PART OF EXTREME EASTERN NEBRASKA

* EFFECTIVE THIS SATURDAY NIGHT AND SUNDAY MORNING FROM 1120 PM UNTIL 600 AM CDT. COUNTIES INCLUDED IN THE WATCH LOCALLY: ADAIR, AUDUBON, CARROLL, CASS, CRAWFORD, DALLAS, GUTHRIE, HARRISON, MADISON, SAC, SHELBY AND UNION.

* PRIMARY THREATS INCLUDE…

SCATTERED DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 75 MPH POSSIBLE A TORNADO OR TWO POSSIBLE SUMMARY…AN INCREASINGLY ORGANIZED…BOWING COMPLEX OF THUNDERSTORMS IS EXPECTED TO POSE A PRIMARY RISK OF DAMAGING GUSTS AS IT CROSSES MUCH OF THE WATCH AREA OVERNIGHT. SECONDARILY…THIS ACTIVITY MAY PRODUCE A BRIEF TORNADO AND/OR MARGINALLY SEVERE HAIL.

THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 55 STATUTE MILES EITHER SIDE OF A LINE FROM 20 MILES NORTH NORTHWEST OF DENISON IOWA TO 35 MILES NORTHEAST OF KNOXVILLE IOWA. 

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.

 

Flash Flood Watch Sat. night through early Sunday morning for counties along & north of I-80 (6/6-7)

Weather

June 6th, 2015 by Ric Hanson

HEAVY RAINFALL COULD CAUSE FLASH FLOODING INTO EARLY SUNDAY MORNING. THUNDERSTORMS WILL DEVELOP ACROSS NORTHEAST NEBRASKA TONIGHT AND ARE EXPECTED TO PERSIST OVER THE REGION INTO THE OVERNIGHT.

Counties in green are included in a Flash Flood Watch

Counties in green are included in a Flash Flood Watch

DUE TO THE INTENSE RAINFALL RATES EXPECTED...A FLASH FLOOD WATCH HAS BEEN ISSUED FOR MONONA-HARRISON-AND SHELBY COUNTIES FROM 7-PM SAT. THROUGH LATE TONIGHT AND EARLY SUNDAY. A FLASH FLOOD WATCH GOES INTO EFFECT AT 8-P.M. FOR SAC-CRAWFORD-CARROLL-AUDUBON-GUTHRIE AND DALLAS COUNTIES IN OUR AREA.

RAINFALL RATES ARE EXPECTED TO BE HIGH AND WILL DROP LOCALLY HEAVY AMOUNTS OF RAIN.

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.

HAZARDOUS WEATHER OUTLOOK: SAT., JUNE 6 2015

Weather

June 6th, 2015 by Ric Hanson

SAC-CRAWFORD-CARROLL-AUDUBON-GUTHRIE-DALLAS-CASS-ADAIR-MADISON-ADAMS-UNION-TAYLOR-RINGGOLD COUNTIES
514 AM CDT SAT JUN 6 2015

TODAY AND TONIGHT: SCATTERED THUNDERSTORMS ARE POSSIBLE THIS MORNING. THE RISK OF SEVERE STORMS IS LOW. ADDITIONAL THUNDERSTORMS ARE LIKELY LATE THIS AFTERNOON AND ESPECIALLY TONIGHT. LARGE HAIL AND DAMAGING WIND ARE THE MAIN THREATS BUT AN ISOLATED TORNADO CANNOT BE RULED OUT ACROSS THE FAR WESTERN OUTLOOK AREA LATE THIS AFTERNOON INTO EARLY EVENING. HEAVY RAINFALL IS POSSIBLE WITH ANY THUNDERSTORM.

MONONA-HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-PAGE COUNTIES….

TODAY AND TONIGHT: AN AREA OF SHOWERS AND THUNDERSTORMS WILL BE MOVING ACROSS EASTERN NEBRASKA AND SOUTHWEST IOWA THIS MORNING. A FEW STORMS MAY PRODUCE HAIL…GUSTY WINDS AND HEAVY RAIN…BUT ORGANIZED SEVERE STORMS ARE NOT EXPECTED THIS MORNING.

THERE IS A HIGHER CHANCE OF THUNDERSTORMS THIS AFTERNOON AND INTO TONIGHT…AND SOME MAY BE SEVERE. INSTABILITY AND WIND SHEAR WILL BE SUFFICIENT FOR AT LEAST SCATTERED SUPERCELL THUNDERSTORMS BY MID TO LATE AFTERNOON.  THE PRIMARY HAZARDS ARE EXPECTED TO BE LARGE HAIL…DAMAGING WINDS AND LOCALLY HEAVY RAIN. TORNADOES WILL BE POSSIBLE WITH THE STRONGEST STORMS. THIS ACTIVITY WILL BE OCCURRING AHEAD OF A WEAK COLD FRONT THAT WILL PUSH SOUTHEAST ACROSS THE AREA TONIGHT AND SUNDAY.

NWS forecast for Atlantic & the KJAN listening area, 6/6/2015

Weather

June 6th, 2015 by Ric Hanson

Today: Mostly Cloudy & breezy, w/a 50 chance of shwrs & tstrms. High around 81. SE @ 10-20 w/gusts to 25mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight: Mo. Cldy w/a 50% chance of shwrs & tstrms. Low 69. S @ 15-25. New rainfall amounts between three quarters and one inch possible.

Sunday: P/Sunny w/a slight chance of shwrs & tstrms thru mid-day. High 84. S/SW winds becoming W/NW @ 10-15
Sunday Night: Partly cloudy, with a low around 64.

Monday: Sunny, with a high near 85.
Tuesday: Mostly sunny, with a high near 86.

Foul weather expected in part of Plains during weekend

News, Weather

June 6th, 2015 by Ric Hanson

NORMAN, Okla. (AP) – Forecasters are warning that severe weather could hit parts of the nation’s midsection this weekend. The Storm Prediction Center in Norman, Oklahoma said there is a risk for tornadoes and very large hail in northeastern Colorado on Friday, with severe storms developing in Nebraska and Iowa during the day today (Saturday).

By Sunday, the storms could stretch from near the Oklahoma Panhandle into the Ohio Valley. The threat of tornadoes during the day Saturday in the mid-Missouri River Valley is expected to evolve into a mass of storms with high winds.

Hazardous Weather outlook for far west/s.w. IA Counties

Weather

June 5th, 2015 by Ric Hanson

MONONA-HARRISON-SHELBY-POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT and PAGE COUNTIES...
1051 AM CDT FRI JUN 5 2015

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

TODAY AND TONIGHT: A FEW THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON IN NORTHEAST NEBRASKA…WITH A CHANCE OF THUNDERSTORMS ACROSS REST OF THE AREA TONIGHT. SEVERE THUNDERSTORMS ARE NOT LIKELY…THOUGH STRONGER STORMS COULD PRODUCE SMALL HAIL AND BRIEF HEAVY RAINFALL.

SATURDAY AND SUNDAY: THUNDERSTORMS MAY DEVELOP IN CENTRAL TO NORTHEAST NEBRASKA ON SATURDAY IN THE LATE AFTERNOON AND EVENING…SPREADING ACROSS EASTERN NEBRASKA AND WESTERN IOWA THROUGH THE EVENING AND INTO SATURDAY NIGHT. SEVERE THUNDERSTORMS ARE POSSIBLE…WITH RISKS FOR LARGE HAIL…DAMAGING WINDS…AND A COUPLE OF TORNADOES. HEAVY
RAIN ALSO IS POSSIBLE…WHICH COULD LEAD TO FLASH FLOODING IN
PRONE LOCATIONS…AS WELL AS ADDITIONAL RIVER FLOODING.

THERE IS A CHANCE OF THUNDERSTORMS ON SUNDAY AFTERNOON INTO SUNDAY NIGHT…MAINLY IN SOUTHEAST NEBRASKA AND PERHAPS FAR SOUTHWESTERN IOWA.

(Podcast) Skyscan Weather forecast, 6/5/2015

Podcasts, Weather

June 5th, 2015 by Ric Hanson

The Freese-Notis forecast for the KJAN listening area and weather info. for Atlantic.

Play

KJAN listening area weather forecast: 6/5/2015

Weather

June 5th, 2015 by Ric Hanson

345 AM CDT FRI JUN 5 2015

EARLY THIS MORNING: MOSTLY CLOUDY WITH ISOLATED THUNDERSTORMS. EAST WIND NEAR 5 MPH. CHANCE OF THUNDERSTORMS 20 PERCENT.

TODAY: MOSTLY CLOUDY. HIGH AROUND 80. EAST WIND NEAR 10 MPH.

TONIGHT: MOSTLY CLOUDY WITH ISOLATED THUNDERSTORMS. LOW IN THE MID 60S. EAST WIND 5 TO 10 MPH. CHANCE OF THUNDERSTORMS 20 PERCENT.

SATURDAY: MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF THUNDERSTORMS. HIGH IN THE UPPER 70S. SOUTHEAST WIND 10 TO 15 MPH.

SATURDAY NIGHT: MOSTLY CLOUDY WITH A 50 PERCENT CHANCE OF THUNDERSTORMS. LOW IN THE MID 60S. SOUTH WIND 10 TO 15 MPH.

SUNDAY: PARTLY SUNNY. A CHANCE OF THUNDERSTORMS IN THE MORNING, THEN A SLIGHT CHANCE OF THUNDERSTORMS IN THE AFTERNOON. HIGH IN THE LOWER 80S. SOUTHWEST WIND AROUND 10 MPH SHIFTING TO THE NORTHWEST IN THE AFTERNOON. CHANCE OF THUNDERSTORMS 50 PERCENT.

MONDAY: MOSTLY SUNNY. HIGH IN THE LOWER 80S.

Flash Flood Watch issued for Mills-Montgomery-Fremont & Page Counties

Weather

June 4th, 2015 by Ric Hanson

114 PM CDT THU JUN 4 2015

…HEAVY RAINFALL COULD CAUSE FLASH FLOODING INTO FRIDAY…

THUNDERSTORMS DEVELOPING IN CENTRAL NEBRASKA THIS AFTERNOON WILL EXPAND IN COVERAGE AS THEY DRIFT EAST INTO EASTERN NEBRASKA AND EVENTUALLY SOUTHWEST IOWA. CONTINUED DEVELOPMENT OF STORMS IS LIKELY OVERNIGHT IN THE WATCH AREA…WITH TRAINING OF STORMS

…FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY AFTERNOON…

THE NATIONAL WEATHER SERVICE IN OMAHA/VALLEY HAS ISSUED A FLASH FLOOD WATCH FOR PORTIONS OF SOUTHWEST IOWA AND NEBRASKA THROUGH FRIDAY AFTERNOON. LOCALLY, THIS INCLUDES MILLS, MONTGOMERY, FREMONT AND PAGE COUNTIES.

* THUNDERSTORMS DEVELOPING THIS AFTERNOON THROUGH THE OVERNIGHT WILL BECOME MORE WIDESPREAD ACROSS EAST CENTRAL AND SOUTHEAST NEBRASKA…AS WELL AS SOUTHWEST IOWA. RAINFALL AMOUNTS OVER AN INCH ARE LIKELY IN MOST OF THE WATCH AREA…WITH LOCAL AMOUNTS TOPPING 3 INCHES. HEAVY RAINS FROM STORMS THROUGH THURSDAY MORNING HAVE SATURATED SOILS…ESPECIALLY IN SOUTHEAST NEBRASKA. ANY ADDITIONAL HEAVY RAINS COULD EASILY CAUSE FLOODING OR FLASH FLOODING.

WITH LOCAL CREEKS AND STREAMS ALREADY RUNNING HIGH…ADDITIONAL RAINFALL COULD PUSH THESE OUT OF THEIR BANKS. STREET FLOODING IS LIKELY IN CITIES AND TOWNS AS WELL…WITH PONDING OF WATER ON ROADWAYS ALSO CAUSING TRAVEL PROBLEMS. THIS WILL BE ESPECIALLY TRUE OVERNIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODING.

 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.

Hazardous Weather Outlook for far west/s.w. Iowa & eastern NE

Weather

June 4th, 2015 by Ric Hanson

POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-PAGE COUNTIES
1136 AM CDT THU JUN 4 2015

THIS AFTERNOON AND TONIGHT: ANOTHER ROUND OF THUNDERSTORMS WITH HEAVY RAIN IS LIKELY ACROSS THE AREA TONIGHT. SOME STORMS MAY BE SEVERE WITH LARGE HAIL AND DAMAGING WINDS THE PRIMARY HAZARD. ISOLATED TORNADOES ARE ALSO POSSIBLE THIS EVENING.

A NEARLY STATIONARY SURFACE BOUNDARY REMAINS ACROSS NORTHERN
KANSAS LATE THIS MORNING AND NEW STORM DEVELOPMENT IS EXPECTED TO TAKE PLACE LATE THIS AFTERNOON IN THE VICINITY OF NORTH CENTRAL KANSAS WHERE BETTER INSTABILITY AND SHEAR WILL BE IN PLACE. STORMS WILL THEN SPREAD EAST OR NORTHEAST DURING THE EVENING AND OVERNIGHT INTO EASTERN NEBRASKA AND SOUTHWEST IOWA.

MONONA-HARRISON-SHELBY COUNTIES

THERE WILL BE A CHANCE OF THUNDERSTORMS LATE TONIGHT ACROSS
NORTHEAST NEBRASKA INTO WEST CENTRAL IOWA. ISOLATED SEVERE STORMS ARE POSSIBLE WITH LARGE HAIL AND DAMAGING WINDS THE PRIMARY HAZARDS.