Alert archive / Nebraska / River Flood Warnings in 2016

River Flood Warning 20, NWS Omaha, NE

May 11, 2016Cass County, Nebraska; Mills County, Iowa

NWS Omaha, NE issued this river flood warning at May 11, 2016, 1:13 PM CDT for Cass County, Nebraska; Mills County, Iowa. It took effect at May 11, 2016, 8:26 PM CDT. It was in force for 4 days.

The area

The counties it named.

The facts

Issued: May 11, 2016, 1:13 PM CDT (18:13 UTC)
In effect from: May 11, 2016, 8:26 PM CDT
Expired: May 15, 2016, 4:39 PM CDT
In force: 4 days
Issued by: NWS Omaha, NE
Area: Storm-based polygon
Flood severity: Minor

Counties Mills County, IA, Cass County, NE

The radar

The Omaha radar (KOAX), 56 km from the middle of the area, began a volume at 18:13 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 Missouri River at Plattsmouth (PTMN1).

Action stage: 25 ft
Minor stage: 26 ft
Moderate stage: 32 ft
Major stage: 35 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 06805600, 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 May 11, 12:09 PM CDT, 1 hour 4 minutes earlier.

Area forecast discussion, May 11, 12:09 PM CDT, 1 hour 4 minutes before

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Hazardous weather outlook, May 11, 10:24 AM CDT, 2 hours 49 minutes before

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In the hours before

Local storm report, May 11, 7:34 AM CDT, 5 hours 39 minutes before

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Local storm report, May 11, 8:35 AM CDT, 4 hours 38 minutes before

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Local storm report, May 11, 8:36 AM CDT, 4 hours 37 minutes before

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Local storm report, May 11, 8:38 AM CDT, 4 hours 35 minutes before

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Local storm report, May 11, 10:03 AM CDT, 3 hours 10 minutes before

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Local storm report, May 11, 10:07 AM CDT, 3 hours 6 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
May 10, 7:17 PM CDT	Severe Thunderstorm Warning	OAX	Platte	43 min
May 10, 7:58 PM CDT	Severe Thunderstorm Warning	OAX	Colfax, Platte	47 min
May 10, 9:02 PM CDT	Areal Flood Advisory	OAX	Platte	3 hr
May 10, 10:02 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Jefferson, Saline, Seward	43 min
May 10, 10:47 PM CDT	Special Weather Statement	OAX	Butler, Lancaster, Saline, Seward	28 min
May 10, 10:55 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax, Saunders	35 min
May 10, 11:29 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Dodge, Saunders	17 min
May 10, 11:44 PM CDT	Special Weather Statement	OAX	Lancaster	31 min
May 11, 12:14 AM CDT	Special Weather Statement	OAX	Cass	46 min
May 11, 12:40 AM CDT	Special Weather Statement	OAX	Butler	35 min
May 11, 12:56 AM CDT	Special Weather Statement	OAX	Sarpy	34 min
May 11, 1:11 AM CDT	Special Weather Statement	OAX	Butler	34 min
May 11, 1:13 AM CDT	Special Weather Statement	OAX	Sarpy	17 min
May 11, 1:23 AM CDT	Severe Thunderstorm Warning	OAX	Butler	37 min
May 11, 1:28 AM CDT	Severe Thunderstorm Warning	OAX	Cass, Sarpy	32 min
May 11, 1:46 AM CDT	Special Weather Statement	OAX	Saunders	29 min
May 11, 2:11 AM CDT	Special Weather Statement	OAX	Saunders	49 min
May 11, 2:12 AM CDT	Severe Thunderstorm Warning	OAX	Saunders	48 min
May 11, 2:46 AM CDT	Special Weather Statement	OAX	Douglas	29 min
May 11, 2:58 AM CDT	Special Weather Statement	OAX	Douglas	17 min
May 11, 3:05 AM CDT	Severe Thunderstorm Warning	OAX	Douglas	25 min
May 11, 3:27 AM CDT	Severe Thunderstorm Warning	OAX	Douglas, Washington	33 min
May 11, 4:11 AM CDT	River Flood Warning	OAX	Saunders	47 hr
May 11, 4:14 AM CDT	River Flood Warning	OAX	Seward	53 hr
May 11, 5:11 AM CDT	Special Weather Statement	OAX	Douglas, Sarpy	49 min
May 11, 5:22 AM CDT	Areal Flood Advisory	OAX	Douglas, Sarpy, Saunders	3 hr
May 11, 5:38 AM CDT	Special Weather Statement	OAX	Douglas	37 min
May 11, 5:42 AM CDT	Special Weather Statement	OAX	Johnson, Richardson	33 min
May 11, 6:07 AM CDT	Special Weather Statement	OAX	Otoe	38 min
May 11, 6:56 AM CDT	River Flood Warning	OAX	Saunders	20 hr
May 11, 9:24 AM CDT	River Flood Warning	OAX	Otoe	4 days
May 11, 9:34 AM CDT	Areal Flood Warning	OAX	Saunders	24 hr
May 11, 12:15 AM CDT	Areal Flood Warning	OAX	Fremont	12 hr
May 11, 6:27 AM CDT	Special Weather Statement	OAX	Fremont	48 min
May 11, 9:45 AM CDT	River Flood Warning	OAX	Fremont	24 hr
May 11, 9:45 AM CDT	River Flood Warning	OAX	Fremont	24 hr

Nearby

River Flood Warnings in Nebraska, 2016 River Flood Warnings in Iowa, 2016 Every river flood warning in 2016

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.