Gradient winds in the wake of a thunderstorm complex caused scattered damage across parts of eastern Nebraska during the early morning hours of June 23rd. The winds lasted for about an hour or so with sustained speeds of 30 mph or more and some gusts of 50 mph or more.
Every event with a place to put it; 2 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS OAX wrote it up.
Gradient winds in the wake of a thunderstorm complex caused scattered damage across parts of eastern Nebraska during the early morning hours of June 23rd. The winds lasted for about an hour or so with sustained speeds of 30 mph or more and some gusts of 50 mph or more.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Omaha, NE wrote its last area forecast discussion before the first event at Jun 23, 10:50 PM CST, 3 hours 10 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 1150 PM CDT SAT JUN 23 2012 .AVATION... 06Z TAFS FOR KOMA...KOFK...KLNK VFR CONDS ARE EXPECTED THROUGH THE PERIOD. && .DISCUSSION... MAIN FORECAST CHALLENGE WILL BE TEMPERATURES OVER THE NEXT SEVERAL DAYS AS CONVECTIVE CHANCES REMAIN GENERALLY TOO SMALL OR ORGANIZED TO MENTION IN THE FORECAST AT THIS TIME. UPPER WAVE THAT BROUGHT RAIN EARLIER TO THE AREA IS PUSHING EAST WITH ALL CONVECTION EAST OF THE FORECAST AREA. WHILE A WARM FRONT WILL BECOME ESTABLISHED ALONG INTERSTATE 80 OVERNIGHT...RIDGING ALOFT AND ABSENCE OF ANY ADDITIONAL DISTURBANCES SHOULD LEAD TO DRY CONDITIONS OVERNIGHT. DEWPOINTS HAVE SURGED INTO THE MIDDLE TO UPPER 60S AS A RESULT OF THE RAIN...AND ESSENTIALLY SHOULD REMAIN AT THOSE LEVELS THROUGH TOMORROW...PUSHING TOWARD 70 THROUGH SUNDAY AFTERNOON. MEANWHILE... VERY WARM TEMPERATURES ALOFT SHOULD RESULT IN HIGHS IN THE LOWER TO MIDDLE 90S FOR MOST OF THE AREA SUNDAY...AND WHEN COMBINED WITH DEWPOINTS NEAR 70...SHOULD RESULT IN AFTERNOON HEAT INDEX VALUES FROM 98 TO 102. BOTH THE SREF AND GFS HINT AT SOME ISOLATED CONVECTION TOMORROW AFTERNOON BUT BELIEVE THAT IS OVERDONE AND THEREFORE LEFT IT OUT OF THE FORECAST. WITH PERSISTENT EASTERLY FLOW ON MONDAY...WE DO GET A VERY BRIEF RESPITE IN THE OPPRESSIVE TEMPS AND HUMIDITY...BUT IT IS VERY SHORT LIVED. UPPER RIDGE BUILDS BACK ACROSS THE PLAINS THROUGH MID WEEK...WHICH SHOULD ULTIMATELY ALLOW TEMPERATURES TO RISE INTO THE 95 TO 101 RANGE BY WEDNESDAY AS H85 TEMPS RISE TO NEAR +30. JUST A COUPLE OF DEGREES COOLER ON THURSDAY. A WEAK FRONT DOES TRY TO UNDERCUT THE RIDGE THURSDAY NIGHT THROUGH FRIDAY WHICH MAY BE ENOUGH TO INCLUDE WHAT IS ESSENTIALLY CLIMATOLOGY POPS BY THEN RANGING FROM 20 TO 30 PERCENT. DEWALD && .OAX WATCHES/WARNINGS/ADVISORIES... NE...NONE. IA...NONE. &&
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE OMAHA/VALLEY NE 458 PM CDT SAT JUN 23 2012 IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034- 042>045-050>053-065>068-078-088>093-241200- 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- 458 PM CDT SAT JUN 23 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST IOWA...WEST CENTRAL IOWA...EAST CENTRAL NEBRASKA...NORTHEAST NEBRASKA AND SOUTHEAST NEBRASKA. .DAY ONE...TONIGHT AND SUNDAY HOT CONDITIONS ARE EXPECTED TO DEVELOP ON SUNDAY AS TEMPERATURES CLIMB INTO THE LOWER AND MID 90S AND THE HUMIDITY LEVELS INCREASE. THIS WILL PRODUCE HEAT INDEX VALUES OF 95 TO 102 ON SUNDAY AFTERNOON. .DAYS TWO THROUGH SEVEN...SUNDAY NIGHT THROUGH FRIDAY HOT WEATHER IS EXPECTED TO DEVELOP ACROSS THE AREA FROM TUESDAY THROUGH THURSDAY. DURING THIS TIME DAILY HIGH TEMPERATURES WILL BE IN THE 90S WITH SEASONABLY HIGH HUMIDITY LEVELS. THIS WILL CREATE DAILY HEAT INDEX VALUES NEAR OR SLIGHTLY OVER 100. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED TONIGHT OR SUNDAY.
The national radar mosaic for the moment the first event began.
2 strong wind. Local standard time, as filed.
Strong gradient winds in the wake of a thunderstorm complex caused scattered tree and blew down a chicken coop near Prague. The winds lasted around an hour and peaked at 56 mph at the Wahoo Awos, which is about 15 miles to the southeast.
Strong gradient winds in the wake of a thunderstorm complex caused scattered tree, especially in the Endicott area. The winds lasted for about an hour and were estimated at between 40 and 50 mph.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Nebraska in 2012Every state in 2012This day in weather historyWarnings in Nebraska, June 2012
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 379319, 379322.