Alert archive / Nebraska / Special Weather Statements in 2017

Special Weather Statement, NWS Omaha, NE

June 14, 2017Douglas County, Washington County, Nebraska

NWS Omaha, NE issued this special weather statement at Jun 14, 2017, 12:13 AM CDT for Douglas County, Washington County, Nebraska. It was in force for 32 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Jun 14, 2017, 12:13 AM CDT (05:13 UTC)
Expired: Jun 14, 2017, 12:45 AM CDT
In force: 32 min
Issued by: NWS Omaha, NE

Counties Douglas County, NE, Washington County, NE

The radar

The Omaha radar (KOAX), 9 km from the middle of the area, began a volume at 05:12 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 nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 5.2 hours before the alert went out and 9 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 3011 J/kg
Mixed-layer CIN: -60 J/kg
Mixed-layer LCL: 1474 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 222 m²/s²
0-3 km storm-relative helicity: 345 m²/s²
Significant tornado parameter: 1.7
Supercell composite: 21.5

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 13, 11:40 PM CDT, 33 minutes earlier.

Area forecast discussion, Jun 13, 11:40 PM CDT, 33 minutes before

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Hazardous weather outlook, Jun 13, 10:21 PM CDT, 1 hour 52 minutes before

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In the hours before

Local storm report, Jun 13, 11:10 PM CDT, 1 hour 3 minutes before

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Special weather statement, Jun 13, 11:36 PM CDT, 37 minutes before

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Local storm report, Jun 13, 11:36 PM CDT, 37 minutes before

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Special weather statement, Jun 13, 11:39 PM CDT, 34 minutes before

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Local storm report, Jun 14, 12:11 AM CDT, 2 minutes before

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Special weather statement, Jun 14, 12:13 AM CDT, 0 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 13, 7:24 PM CDT	Special Weather Statement	OAX	Platte	36 min
Jun 13, 7:45 PM CDT	Special Weather Statement	OAX	Platte	30 min
Jun 13, 7:48 PM CDT	Special Weather Statement	OAX	Platte, Stanton	27 min
Jun 13, 7:56 PM CDT	Severe Thunderstorm Warning	OAX	Boone, Platte	34 min
Jun 13, 8:05 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax, Platte	25 min
Jun 13, 8:14 PM CDT	Severe Thunderstorm Warning	OAX	Colfax, Madison, Platte, Stanton	31 min
Jun 13, 8:21 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax, Dodge, Platte, Saunders	24 min
Jun 13, 8:23 PM CDT	Severe Thunderstorm Warning	OAX	Burt, Cuming, Stanton, Thurston, Wayne	37 min
Jun 13, 8:29 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax, Platte	31 min
Jun 13, 8:42 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax, Cuming, Dodge, Lancaster, Saunders and 1 more	33 min
Jun 13, 8:46 PM CDT	Special Weather Statement	OAX	Cedar	29 min
Jun 13, 8:58 PM CDT	Severe Thunderstorm Warning	OAX	Burt, Cuming, Dodge, Thurston, Washington	32 min
Jun 13, 9:07 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax, Dodge, Lancaster, Saunders, Seward	23 min
Jun 13, 9:27 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Lancaster, Saunders, Seward	33 min
Jun 13, 9:31 PM CDT	Special Weather Statement	OAX	Colfax, Platte, Stanton, Wayne	44 min
Jun 13, 9:33 PM CDT	Special Weather Statement	OAX	Burt, Dodge, Washington	42 min
Jun 13, 10:23 PM CDT	Severe Thunderstorm Warning	OAX	Saline, Seward	37 min
Jun 13, 10:50 PM CDT	Special Weather Statement	OAX	Butler	25 min
Jun 13, 10:57 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Lancaster, Saline, Saunders, Seward	33 min
Jun 13, 11:14 PM CDT	Severe Thunderstorm Warning	OAX	Butler, Colfax, Dodge, Lancaster, Saline, Saunders and 1 more	31 min
Jun 13, 11:36 PM CDT	Special Weather Statement	OAX	Colfax, Dodge	39 min
Jun 13, 11:39 PM CDT	Special Weather Statement	OAX	Thurston	36 min
Jun 14, 12:36 AM CDT	Special Weather Statement	OAX	Johnson	24 min
Jun 14, 1:35 AM CDT	Special Weather Statement	OAX	Nemaha	25 min
Jun 14, 3:31 AM CDT	Special Weather Statement	OAX	Saline	29 min
Jun 14, 4:20 AM CDT	Special Weather Statement	OAX	Seward	25 min
Jun 14, 4:41 AM CDT	Special Weather Statement	OAX	Seward	19 min
Jun 14, 5:17 AM CDT	Areal Flood Advisory	OAX	Butler	3 hr
Jun 14, 6:48 AM CDT	Special Weather Statement	OAX	Cass	27 min
Jun 14, 7:03 AM CDT	Special Weather Statement	OAX	Gage, Johnson	27 min
Jun 14, 7:16 AM CDT	Severe Thunderstorm Warning	OAX	Cass, Johnson, Nemaha, Otoe	29 min
Jun 14, 1:15 AM CDT	Special Weather Statement	OAX	Pottawattamie	30 min
Jun 14, 1:22 AM CDT	Special Weather Statement	OAX	Fremont	23 min
Jun 14, 7:44 AM CDT	Severe Thunderstorm Warning	OAX	Fremont, Page	31 min
Jun 14, 8:15 AM CDT	Severe Thunderstorm Warning	OAX	Montgomery, Page	30 min

Nearby

Special Weather Statements in Nebraska, 2017 Every special weather statement in 2017

Sources

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