Alert archive / Nebraska / River Flood Warnings in 2015

River Flood Warning 32, NWS Omaha, NE

June 11, 2015Cass County, Nebraska

NWS Omaha, NE issued this river flood warning at Jun 11, 2015, 1:52 AM CDT for Cass County, Nebraska. It took effect at Jun 11, 2015, 5:35 PM CDT. It was in force for 27 hr.

The area

The counties it named.

The facts

Issued: Jun 11, 2015, 1:52 AM CDT (06:52 UTC)
In effect from: Jun 11, 2015, 5:35 PM CDT
Expired: Jun 12, 2015, 8:21 PM CDT
In force: 27 hr
Issued by: NWS Omaha, NE
Area: Storm-based polygon
Flood severity: Minor

County Cass County, NE

The radar

The Omaha radar (KOAX), 49 km from the middle of the area, began a volume at 06:52 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Salt Creek near Greenwood (GRNN1). The gauge peaked at 20.62 ft at Jun 11, 2015, 8:00 PM CDT.

Action stage: 18 ft
Minor stage: 20 ft
Moderate stage: 24 ft
Major stage: 31 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06803555, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning went out, 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 this river flood warning went out at Jun 11, 12:23 AM CDT, 1 hour 29 minutes earlier.

Area forecast discussion, Jun 11, 12:23 AM CDT, 1 hour 29 minutes before

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Hazardous weather outlook, Jun 10, 10:57 PM CDT, 2 hours 55 minutes before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1057 PM CDT WED JUN 10 2015

IAZ043-055-056-NEZ011-012-015>018-030>034-042>045-111800-
MONONA-HARRISON-SHELBY-KNOX-CEDAR-THURSTON-ANTELOPE-PIERCE-WAYNE-
BOONE-MADISON-STANTON-CUMING-BURT-PLATTE-COLFAX-DODGE-WASHINGTON-
1057 PM CDT WED JUN 10 2015

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

.DAY ONE...TONIGHT AND THURSDAY

SHOWERS AND THUNDERSTORMS WILL INCREASE IN AREAL COVERAGE DURING
THE OVERNIGHT HOURS ACROSS THE OUTLOOK AREA. AT THIS POINT IT
APPEARS THE MAIN THREAT WILL BE HEAVY RAINFALL...BUT THERE IS A
SMALL CHANCE A FEW STORMS MAY APPROACH OR BECOME SEVERE WITH
LARGE HAIL AND DAMAGING WINDS POSSIBLE.

THUNDERSTORM REDEVELOPMENT WILL BE POSSIBLE ALONG A FRONTAL BOUNDARY
THURSDAY AFTERNOON MAINLY ALONG AND SOUTH OF I-80 WITH POSSIBLE
SEVERE STORM DEVELOPMENT BY LATE AFTERNOON. LARGE HAIL AND
DAMAGING WINDS ARE THE MAIN HAZARDS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORM CHANCES CONTINUE ON AND OFF INTO THE WEEKEND AND
INTO EARLY NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED THROUGH THURSDAY.

IAZ069-079-080-090-091-NEZ050>053-065>068-078-088>093-111800-
POTTAWATTAMIE-MILLS-MONTGOMERY-FREMONT-PAGE-BUTLER-SAUNDERS-
DOUGLAS-SARPY-SEWARD-LANCASTER-CASS-OTOE-SALINE-JEFFERSON-GAGE-
JOHNSON-NEMAHA-PAWNEE-RICHARDSON-
1057 PM CDT WED JUN 10 2015

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

.DAY ONE...TONIGHT AND THURSDAY

FLASH FLOOD WATCH IN EFFECT THROUGH THURSDAY MORNING.

SHOWERS AND THUNDERSTORMS WILL INCREASE IN AREAL COVERAGE DURING
THE OVERNIGHT HOURS ACROSS THE OUTLOOK AREA. AT THIS POINT THE
MAIN THREAT WILL BE HEAVY RAINFALL AND POSSIBLE FLASH FLOODING
TONIGHT IN PRONE AREAS...AS WELL AS FLOODING ALONG RIVERS AND
STREAMS. IN ADDITION...IT IS POSSIBLE THAT A FEW STORMS MAY
APPROACH OR BECOME SEVERE WITH LARGE HAIL AND DAMAGING WINDS
POSSIBLE.

THUNDERSTORM REDEVELOPMENT WILL BE POSSIBLE ALONG A FRONTAL BOUNDARY
THURSDAY AFTERNOON MAINLY ALONG AND SOUTH OF I-80 WITH POSSIBLE
SEVERE STORM DEVELOPMENT BY LATE AFTERNOON. LARGE HAIL AND
DAMAGING WINDS ARE THE MAIN HAZARDS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORM CHANCES CONTINUE ON AND OFF INTO THE WEEKEND AND
INTO EARLY NEXT WEEK.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED THROUGH THURSDAY.

In the hours before

Special weather statement, Jun 10, 9:07 PM CDT, 4 hours 45 minutes before

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Special weather statement, Jun 10, 9:23 PM CDT, 4 hours 29 minutes before

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Special weather statement, Jun 10, 9:31 PM CDT, 4 hours 21 minutes before

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Special weather statement, Jun 10, 10:06 PM CDT, 3 hours 46 minutes before

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Special weather statement, Jun 10, 10:12 PM CDT, 3 hours 40 minutes before

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Special weather statement, Jun 10, 10:14 PM CDT, 3 hours 38 minutes before

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The office that day

Everything else NWS Omaha, NE issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 10, 7:02 PM CDT	Severe Thunderstorm Warning	OAX	Antelope, Boone	43 min
Jun 10, 8:29 PM CDT	Severe Thunderstorm Warning	OAX	Colfax, Platte, Stanton	31 min
Jun 10, 8:32 PM CDT	Severe Thunderstorm Warning	OAX	Madison, Platte, Stanton	28 min
Jun 10, 8:55 PM CDT	Severe Thunderstorm Warning	OAX	Thurston, Wayne	35 min
Jun 10, 8:59 PM CDT	Special Weather Statement	OAX	Colfax, Stanton	46 min
Jun 10, 9:07 PM CDT	Special Weather Statement	OAX	Butler, Seward	53 min
Jun 10, 9:23 PM CDT	Special Weather Statement	OAX	Cuming, Dodge, Thurston	52 min
Jun 10, 9:31 PM CDT	Special Weather Statement	OAX	Thurston	29 min
Jun 10, 10:02 PM CDT	Areal Flood Advisory	OAX	Seward	3 hr
Jun 10, 10:06 PM CDT	Special Weather Statement	OAX	Burt, Thurston, Washington	24 min
Jun 10, 10:12 PM CDT	Special Weather Statement	OAX	Saline	33 min
Jun 10, 10:14 PM CDT	Special Weather Statement	OAX	Lancaster	46 min
Jun 10, 10:18 PM CDT	Areal Flood Advisory	OAX	Lancaster	3 hr
Jun 10, 10:35 PM CDT	Flash Flood Watch	OAX	Butler, Cass, Douglas, Gage, Jefferson, Johnson and 9 more	13 hr
Jun 11, 1:02 AM CDT	Areal Flood Warning	OAX	Butler, Lancaster, Saline, Seward	3 hr
Jun 11, 1:42 AM CDT	River Flood Warning	OAX	Gage	50 hr
Jun 11, 1:42 AM CDT	River Flood Warning	OAX	Seward	64 hr
Jun 11, 1:42 AM CDT	River Flood Warning	OAX	Saline	4 days
Jun 11, 1:52 AM CDT	River Flood Warning	OAX	Saunders	44 hr
Jun 11, 1:52 AM CDT	River Flood Warning	OAX	Saunders	60 hr
Jun 11, 7:39 AM CDT	Areal Flood Advisory	OAX	Lancaster	111 min
Jun 11, 8:43 AM CDT	River Flood Warning	OAX	Lancaster	29 hr
Jun 11, 9:49 AM CDT	River Flood Warning	OAX	Nemaha	41 hr
Jun 11, 10:05 AM CDT	River Flood Warning	OAX	Otoe	71 hr
Jun 11, 10:05 AM CDT	River Flood Warning	OAX	Nemaha	4 days
Jun 11, 10:05 AM CDT	River Flood Warning	OAX	Richardson	5 days
Jun 11, 11:56 AM CDT	Flash Flood Watch	OAX	Cass, Gage, Johnson, Lancaster, Nemaha, Otoe and 4 more	7 hr
Jun 11, 2:15 PM CDT	Special Weather Statement	OAX	Gage	30 min
Jun 11, 2:32 PM CDT	Special Weather Statement	OAX	Gage	43 min
Jun 11, 2:42 PM CDT	Severe Thunderstorm Warning	OAX	Gage, Johnson	33 min
Jun 11, 3:08 PM CDT	Special Weather Statement	OAX	Cass	52 min
Jun 11, 3:27 PM CDT	Flash Flood Warning	OAX	Otoe	3 hr
Jun 11, 3:37 PM CDT	Special Weather Statement	OAX	Richardson	23 min
Jun 11, 4:49 PM CDT	Tornado Warning	OAX	Gage, Johnson, Pawnee	26 min
Jun 11, 5:09 PM CDT	Severe Thunderstorm Warning	OAX	Richardson	22 min
Jun 11, 5:57 PM CDT	Special Weather Statement	OAX	Richardson	33 min
Jun 11, 9:36 AM CDT	Areal Flood Advisory	OAX	Fremont, Page	3 hr
Jun 11, 9:52 AM CDT	River Flood Warning	OAX	Montgomery	66 hr
Jun 11, 9:52 AM CDT	River Flood Warning	OAX	Fremont	4 days
Jun 11, 9:52 AM CDT	River Flood Warning	OAX	Pottawattamie	38 hr
Jun 11, 9:52 AM CDT	River Flood Warning	OAX	Fremont	54 hr
Jun 11, 12:13 PM CDT	River Flood Warning	OAX	Page	33 hr
Jun 11, 3:10 PM CDT	Flash Flood Warning	OAX	Fremont, Page	3 hr
Jun 11, 3:27 PM CDT	Special Weather Statement	OAX	Fremont	33 min
Jun 11, 3:34 PM CDT	Tornado Warning	OAX	Fremont, Page	26 min
Jun 11, 3:49 PM CDT	River Flood Warning	OAX	Fremont	7 days
Jun 11, 3:49 PM CDT	River Flood Warning	OAX	Fremont	7 days
Jun 11, 4:00 PM CDT	Special Weather Statement	OAX	Page	45 min
Jun 11, 4:16 PM CDT	Severe Thunderstorm Warning	OAX	Page	29 min
Jun 11, 5:53 PM CDT	Special Weather Statement	OAX	Page	37 min

Nearby

River Flood Warnings in Nebraska, 2015 Every river flood warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.