Alert archive / Nebraska / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 103, NWS Omaha, NE

June 10, 2015Colfax County, Platte County, Stanton County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Jun 10, 2015, 8:29 PM CDT for Colfax County, Platte County, Stanton County, Nebraska. It was in force for 31 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 10, 2015, 8:29 PM CDT (01:29 UTC)
Expired: Jun 10, 2015, 9:00 PM CDT
In force: 31 min
Issued by: NWS Omaha, NE
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Colfax County, NE, Platte County, NE, Stanton County, NE

The radar

The Omaha radar (KOAX), 85 km from the middle of the area, began a volume at 01:30 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, 1.5 hours before the alert went out and 85 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: 879 J/kg
Mixed-layer CIN: -145 J/kg
Mixed-layer LCL: 1918 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: -97 m²/s²
0-3 km storm-relative helicity: -59 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -2.3

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Jun 10, 7:28 PM CDT, 1 hour 1 minute earlier.

Area forecast discussion, Jun 10, 7:28 PM CDT, 1 hour 1 minute before

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Hazardous weather outlook, Jun 10, 5:10 PM CDT, 3 hours 19 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
510 PM CDT WED JUN 10 2015

IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
042>045-050>053-065>068-078-088>093-111215-
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-
510 PM CDT WED JUN 10 2015

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 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 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 NIGHT 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, 4:44 PM CDT, 3 hours 45 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
444 PM CDT WED JUN 10 2015

IAZ079-090-NEZ067-068-102230-
FREMONT IA-MILLS IA-CASS NE-OTOE NE-
444 PM CDT WED JUN 10 2015

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN MILLS...NORTHWESTERN
FREMONT...SOUTHEASTERN CASS AND NORTH CENTRAL OTOE COUNTIES UNTIL
530 PM CDT...

AT 444 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM OVER
UNION...OR 28 MILES SOUTH OF OMAHA...MOVING EAST AT 15 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
MURRAY...UNION...NEHAWKA...TABOR AND THURMAN.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 75 IN NEBRASKA BETWEEN MILE MARKERS 57 AND 59.
 INTERSTATE 29 BETWEEN MILE MARKERS 15 AND 29.

LAT...LON 4070 9567 4077 9601 4098 9600 4097 9564
TIME...MOT...LOC 2144Z 275DEG 11KT 4086 9590

MILLER

Special weather statement, Jun 10, 5:30 PM CDT, 2 hours 59 minutes before

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Local storm report, Jun 10, 5:38 PM CDT, 2 hours 51 minutes before

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Special weather statement, Jun 10, 6:12 PM CDT, 2 hours 17 minutes before

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Special weather statement, Jun 10, 6:13 PM CDT, 2 hours 16 minutes before

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Special weather statement, Jun 10, 6:52 PM CDT, 1 hour 37 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, 8:32 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	Cass	42 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

Severe Thunderstorm Warnings in Nebraska, 2015 Every severe thunderstorm 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.