1245 AM CDT THU JUL 7 2016

SEVERE THUNDERSTORM WATCH 344 IS IN EFFECT UNTIL 700 AM CDT FOR THE FOLLOWING COUNTIES IN THE KJAN LISTENING AREA: ADAIR AUDUBON CARROLL CASS  CRAWFORD DALLAS GUTHRIE MADISON  and SAC.

* PRIMARY THREATS INCLUDE…

ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE.

PROBABILITY TABLE:

PROB OF 2 OR MORE TORNADOES : <05%

PROB OF 1 OR MORE STRONG /F2-F5/ TORNADOES : <02%

PROB OF 10 OR MORE SEVERE WIND EVENTS : 30%

PROB OF 1 OR MORE WIND EVENTS > 75 MPH : 20%

PROB OF 10 OR MORE SEVERE HAIL EVENTS : 10%

PROB OF 1 OR MORE HAIL EVENTS > 2 INCHES : 10%

PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 60%

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

346 PM CDT WED JUL 6 2016

DAY ONE…TONIGHT AND THURSDAY: THUNDERSTORMS DEVELOPING OVER THE HIGH PLAINS THIS AFTERNOON WILL MERGE INTO A LARGE COMPLEX AND ACCELERATE EAST INTO THE AREA LATE THIS EVENING INTO TONIGHT. THE HIGHEST LIKELIHOOD FOR SEVERE WEATHER IS EXPECTED ACROSS NORTHEAST NEBRASKA…MAINLY NORTH OF A NELIGH TO WAYNE TO SIOUX CITY LINE. HOWEVER…WIDELY SCATTERED SEVERE STORMS ARE POSSIBLE ACROSS THE REMAINDER OF EASTERN NEBRASKA AND SOUTHWEST IOWA WITH DAMAGING WINDS…HAIL AND LOCALLY HEAVY RAINFALL ALL POSSIBLE. ADDITIONAL STORMS ARE EXPECTED TO DEVELOP AHEAD OF A COLD FRONT MOVING THROUGH THE AREA ON THURSDAY. WHILE ORGANIZED SEVERE WEATHER IS NOT EXPECTED…A COUPLE OF STRONG TO MARGINALLY SEVERE STORMS ARE POSSIBLE. .

DAYS TWO THROUGH SEVEN…THURSDAY NIGHT THROUGH WEDNESDAY: A CHANCE FOR THUNDERSTORMS WILL CONTINUE THIS WEEKEND THROUGH THE FIRST PART OF NEXT WEEK. CURRENTLY…IT APPEARS THAT THE BEST STORM CHANCES WILL BE MONDAY AND MONDAY NIGHT WHEN SOME SEVERE WEATHER IS POSSIBLE. .

SPOTTER INFORMATION STATEMENT… SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT OR THURSDAY.

SAC-CRAWFORD-CARROLL-AUDUBON-GUTHRIE-DALLAS-CASS-ADAIR-MADISON-ADAMS-UNION- TAYLOR-RINGGOLD COUNTIES

355 PM CDT WED JUL 6 2016

DAY ONE…THIS AFTERNOON AND TONIGHT: THUNDERSTORMS ARE LIKELY AFTER MIDNIGHT TONIGHT…ESPECIALLY NORTH OF INTERSTATE 80. THE PRIMARY THREAT IS DAMAGING WIND. IN ADDITION…HAIL…HEAVY RAIN AND LOCALIZED FLOODING ARE ALSO POSSIBLE. .

DAYS TWO THROUGH SEVEN…THURSDAY THROUGH TUESDAY: THUNDERSTORMS ARE LIKELY ON THURSDAY ESPECIALLY IN THE LATE AFTERNOON AND EVENING. THERE IS AN ENHANCED RISK OF SEVERE WEATHER WITH ALL MODES POSSIBLE…POTENTIALLY INCLUDING A FEW TORNADOES…ALONG WITH LOCALLY HEAVY RAINFALL. THURSDAY WILL ALSO BE WARM AND VERY HUMID. HEAT INDEX VALUES MAY REACH OR JUST EXCEED 100 DEGREES ACROSS SOUTHERN IOWA. THUNDERSTORM CHANCES WILL RETURN TO THE FORECAST FROM SUNDAY THROUGH THE MIDDLE OF NEXT WEEK…WITH THE HIGHEST CHANCES FROM LATE MONDAY INTO LATE TUESDAY. THE RISK OF SEVERE WEATHER IS UNCLEAR AT THIS TIME. .

SPOTTER INFORMATION STATEMENT… SPOTTER ACTIVATION COULD VERY WELL BE NEEDED THROUGH THURSDAY EVENING…ESPECIALLY TONIGHT AND AGAIN LATE THURSDAY.

• KJAN, Atlantic  .01″
• 7 Miles NNE of Atlantic  .02″
• Elk Horn  .13″
• Avoca  .25″
• Oakland  .1″
• Missouri Valley .04″
• Logan  .04″
• Irwin  .02″
• Woodbine  1.63″
• Sidney  .05″
• Villisca  .16″

Severe storms popped-up late Tuesday night and early this (Wednesday) morning across parts of western Iowa, bringing winds gusting up to 75-mph, and heavy rain. The National Weather Service reports thunderstorm winds caused power lines to fall in the Crawford County community of Schleswig just before 11-p.m.  Not long afterward, pea size hail fell, and winds blowing at an estimated 75-mph, caused tree damage at the Denison Airport.

Similar winds of 60-to 70mph caused trees to fall in the Sac County town of Lake View just before 11:30-p.m., Tuesday. Quarter-size hail fell on Aracadia at around 11:30-p.m., while winds gusted up to 65-mph.  And, just before midnight, winds estimated at 59-mph were measured by an automated weather site two-miles north/northwest of Carroll.

Early this morning, the Weather Service issued an Urban and Small Stream Flood Advisory (Until 8:45-a.m.), for western Montgomery, Mills, and south central Pottawattamie Counties. Doppler radar indicated as much as 3-inches of rain had fallen over the area, causing some minor flooding.

Today: Showers & thunderstorms this morning; P/Cldy, warm & humid. High 91. SE @ 10-15. .

Tonight: Scatt. Showers & tstrms. Low 73. SE @ 10.

Tomorrow: Variably Cldy w/scatt shwrs & tstrms. SE @ 10-15.High 88.

Friday: P/Cldy. Less humid High 85.

Saturday: P/Cldy. High 85.

Tuesday’s High in Atlantic was 88. Our 24-hour Low thru 7-a.m. today was 68. We received a trace of rain this morning, between 6-and 7-a.m. at the KJAN studios. Last year on this date, our High in Atlantic was 76 and the low was 52. The All-time Record High in Atlantic on this date was 106 in 1937. The Record Low was 47 in 1967 & 2006.

550 AM CDT WED JUL 6 2016

THE NATIONAL WEATHER SERVICE IN OMAHA HAS ISSUED A

* FLOOD ADVISORY FOR…WESTERN MONTGOMERY COUNTY IN SOUTHWESTERN IOWA…MILLS COUNTY IN SOUTHWESTERN IOWA…
SOUTH CENTRAL POTTAWATTAMIE COUNTY IN SOUTHWESTERN IOWA…

* UNTIL 845 AM CDT

* AT 550 AM CDT…DOPPLER RADAR INDICATED HEAVY RAIN DUE TO
THUNDERSTORMS. THIS WILL CAUSE MINOR FLOODING IN THE ADVISORY AREA. UP TO THREE INCHES OF RAIN HAVE ALREADY FALLEN.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…
RED OAK…GLENWOOD…MALVERN…STANTON…PACIFIC JUNCTION…
EMERSON…MACEDONIA…SILVER CITY…HENDERSON…HASTINGS…
COBURG AND OLD TOWN PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED ROADS MAKE THE SMART CHOICE…TURN AROUND…DONT DROWN.

FREMONT IA-PAGE IA-MILLS IA-POTTAWATTAMIE IA-MONTGOMERY IA-
459 AM CDT WED JUL 6 2016

…SIGNIFICANT WEATHER ADVISORY FOR MONTGOMERY…SOUTHERN SHELBY…NORTHEASTERN FREMONT…NORTHERN PAGE…SOUTHEASTERN HARRISON…MILLS…POTTAWATTAMIE…UNTIL 600 AM CDT…

AT 458 AM CDT…DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR ELLIOTT…OR 21 MILES SOUTHWEST OF ATLANTIC…MOVING EAST AT 10 MPH. HALF INCH HAIL AND WIND GUSTS OF 50 TO 55 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE…
SOUTHEASTERN COUNCIL BLUFFS…RED OAK…GLENWOOD…OAKLAND…AVOCA…VILLISCA…MALVERN…TREYNOR…UNDERWOOD…CARSON…ESSEX…WALNUT…STANTON…SHELBY…MINDEN…PACIFIC JUNCTION…EMERSON…ELLIOTT…MACEDONIA AND TABOR.

THIS INCLUDES THE FOLLOWING HIGHWAYS…
HIGHWAY 34 IN IOWA BETWEEN MILE MARKERS 1 AND 51.
HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 16 AND 66.
INTERSTATE 29 BETWEEN MILE MARKERS 24 AND 45.
INTERSTATE 80 IN IOWA BETWEEN MILE MARKERS 14 AND 48.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM…AND MAY LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS. FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. LIGHTNING CAN STRIKE 15 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE SHELTER INSIDE A BUILDING OR VEHICLE. THIS STORM MAY INTENSIFY…SO BE CERTAIN TO MONITOR LOCAL RADIO AND TV STATIONS…AS WELL AS LOCAL CABLE TV OUTLETS…FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

Early This Morning: Mostly cloudy with scattered thunderstorms. Southwest wind near 10 mph. Chance of thunderstorms 40 percent.
Today: Hot and humid. Mostly cloudy with isolated thunderstorms through mid morning…then mostly sunny in the late morning and afternoon. High around 90. South wind 5 to 10 mph. Chance of thunderstorms 20 percent. Highest heat index readings 100 to 103 in the afternoon.
Tonight: Partly cloudy in the evening then becoming mostly cloudy. A 50 percent chance of thunderstorms. Low around 70. Southeast wind 5 to 10 mph. Highest heat index readings 100 to 102 through midnight.
Thursday: Hot and humid. Partly sunny with a 40 percent chance of thunderstorms. High around 90. South wind 5 to 10 mph with gusts to around 20 mph. Highest heat index readings around 100 in the afternoon.
Thursday Night: Partly cloudy. Thunderstorms likely through midnight. Low in the mid 60s. Northwest wind 5 to 10 mph. Chance of thunderstorms 60 percent. Highest heat index readings 100 to 102 through midnight.
Friday: Sunny. High in the lower 80s. Northwest wind 5 to 15 mph.

NWS STORM PREDICTION CENTER NORMAN OK

403 AM CDT WED JUL 6 2016

THE NWS STORM PREDICTION CENTER HAS CANCELLED SEVERE THUNDERSTORM WATCH NUMBER 332 ISSUED AT 1035 PM CDT FOR PORTIONS OF IOWA. THERE ARE CURRENTLY NO WATCHES IN EFFECT FOR WESTERN IOWA.

SEVERE WEATHER MAY STILL BE POSSIBLE, TO STAY TUNED TO LOCAL BROADCAST OUTLETS FOR BULLETINS OR ADVISORIES.