Alert archive / Nebraska / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 114, NWS Omaha, NE

June 20, 2016Madison County, Stanton County, Nebraska

NWS Omaha, NE issued this severe thunderstorm warning at Jun 20, 2016, 3:22 PM CDT for Madison County, Stanton County, Nebraska. It was in force for 38 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 20, 2016, 3:22 PM CDT (20:22 UTC)
Expired: Jun 20, 2016, 4:00 PM CDT
In force: 38 min
Issued by: NWS Omaha, NE
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Madison County, NE, Stanton County, NE

The radar

The Omaha radar (KOAX), 108 km from the middle of the area, began a volume at 20:23 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 12:00Z, 8.4 hours before the alert went out and 108 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: 1650 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 1054 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 188 m²/s²
0-3 km storm-relative helicity: 147 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 4.5

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 20, 3:13 PM CDT, 9 minutes earlier.

Area forecast discussion, Jun 20, 3:13 PM CDT, 9 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jun 20, 12:35 PM CDT, 2 hours 47 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE OMAHA/VALLEY NE
1235 PM CDT MON JUN 20 2016

IAZ043-055-056-069-079-080-090-091-NEZ011-012-015>018-030>034-
042>045-050>053-065>068-078-088>093-210745-
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-
1235 PM CDT MON JUN 20 2016

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

THERE IS A CHANCE FOR THUNDERSTORMS THIS AFTERNOON ACROSS MOST OF
EASTERN NEBRASKA AND SOUTHWEST IOWA AS A COLD FRONT CONTINUES TO
SETTLE SOUTHWARD THROUGH THE AREA. STRONG STORMS COULD OCCUR...WITH
A MARGINAL RISK OF LARGE HAIL AND DAMAGING WINDS.

THE COLD FRONT WILL REMAIN ALONG THE KANSAS AND NEBRASKA BORDER
REGION OVERNIGHT. SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS THE
OUTLOOK AREA NORTH OF THIS BOUNDARY...MAINLY AROUND AND AFTER MIDNIGHT.
WHILE THESE STORMS ARE NOT EXPECTED TO BE SEVERE...ALTHOUGH SOME
HAIL AND GUSTY WINDS WILL BE POSSIBLE...ALONG WITH BRIEF HEAVY RAIN.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THUNDERSTORMS ARE POSSIBLE MOST OF THE DAY TUESDAY AS THE FRONTAL
BOUNDARY TO OUR SOUTH BEGINS TO LIFT NORTHWARD THROUGH THE AREA.
SEVERE STORMS ARE POSSIBLE IN THE AFTERNOON...MAINLY NEAR AND
NORTH OF INTERSTATE 80 WITH LARGE HAIL AND DAMAGING WINDS THE
PRIMARY EXPECTED HAZARDS. THE THUNDERSTORMS SHOULD MOVE NORTHEAST
OF THE AREA TUESDAY EVENING.

ANOTHER CHANCE FOR THUNDERSTORMS ENTERS THE FORECAST THURSDAY
NIGHT AND FRIDAY BEFORE ENDING SATURDAY AS A COLD FRONT MOVES
THROUGH THE REGION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL PROBABLY NOT BE NEEDED TODAY OR TONIGHT.

In the hours before

Special weather statement, Jun 20, 1:52 PM CDT, 1 hour 30 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
152 PM CDT MON JUN 20 2016

NEZ042-043-050-051-201915-
COLFAX NE-PLATTE NE-BUTLER NE-SAUNDERS NE-
152 PM CDT MON JUN 20 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN COLFAX...NORTHWESTERN
SAUNDERS...NORTHERN BUTLER AND SOUTHEASTERN PLATTE COUNTIES UNTIL 215
PM CDT...

AT 151 PM CDT...DOPPLER RADAR WAS TRACKING A CLUSTER OF
THUNDERSTORMS EXTENDING FROM COLUMBUS TO WAHOO...MOVING EAST
SOUTHEAST AT 30 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE
WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
COLUMBUS...SCHUYLER...WAHOO...MEAD...BELLWOOD...WESTON...PRAGUE...
ITHACA...OCTAVIA...MALMO...COLON...BRUNO...LINWOOD...
RICHLAND AND ABIE.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 30 IN NEBRASKA BETWEEN MILE MARKERS 381 AND 393.
 HIGHWAY 77 IN NEBRASKA BETWEEN MILEMARKERS 90 AND 108.
 HIGHWAY 92 IN NEBRASKA BETWEEN MILE MARKERS 442 AND 456.

LAT...LON 4133 9736 4152 9733 4134 9646 4114 9650
TIME...MOT...LOC 1851Z 287DEG 24KT 4139 9699

DEWALD

Special weather statement, Jun 20, 2:17 PM CDT, 1 hour 5 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
217 PM CDT MON JUN 20 2016

IAZ055-NEZ034-201945-
HARRISON IA-BURT NE-
217 PM CDT MON JUN 20 2016

...SIGNIFICANT WEATHER ADVISORY FOR HARRISON AND SOUTHEASTERN BURT
COUNTIES UNTIL 245 PM CDT...

AT 217 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
PISGAH...OR 35 MILES SOUTHWEST OF DENISON...MOVING EAST AT 30 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
LOGAN...MONDAMIN...PERSIA...PISGAH...WOODBINE...DUNLAP...MAGNOLIA...
LITTLE SIOUX...SCHABEN PARK AND WILLOW LAKE RECREATION AREA.

THIS INCLUDES INTERSTATE 29 BETWEEN MILE MARKERS 89 AND 97.

LAT...LON 4172 9621 4186 9604 4185 9557 4155 9556
TIME...MOT...LOC 1917Z 287DEG 24KT 4179 9596

DEWALD

Special weather statement, Jun 20, 2:20 PM CDT, 1 hour 2 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
220 PM CDT MON JUN 20 2016

NEZ050-051-201945-
BUTLER NE-SAUNDERS NE-
220 PM CDT MON JUN 20 2016

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN SAUNDERS AND
NORTHEASTERN BUTLER COUNTIES UNTIL 245 PM CDT...

AT 219 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
PRAGUE...OR 27 MILES EAST OF COLUMBUS...MOVING EAST AT 30 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
DAVID CITY...WESTON...PRAGUE...OCTAVIA...MALMO...COLON...
BRUNO AND ABIE.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 77 IN NEBRASKA BETWEEN MILEMARKERS 90 AND 97.
 HIGHWAY 92 IN NEBRASKA BETWEEN MILE MARKERS 434 AND 452.

LAT...LON 4125 9716 4136 9719 4140 9696 4132 9650
      4115 9655
TIME...MOT...LOC 1919Z 287DEG 24KT 4130 9686

DEWALD

Special weather statement, Jun 20, 2:27 PM CDT, 55 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
227 PM CDT MON JUN 20 2016

NEZ051>053-202000-
DOUGLAS NE-SAUNDERS NE-SARPY NE-
227 PM CDT MON JUN 20 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN DOUGLAS...EAST
CENTRAL SAUNDERS AND WESTERN SARPY COUNTIES UNTIL 300 PM CDT...

AT 227 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 4
MILES SOUTHEAST OF YUTAN...OR 18 MILES WEST OF OMAHA...MOVING EAST AT
30 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
SOUTHWESTERN OMAHA...PAPILLION...LA VISTA...RALSTON...GRETNA...
SPRINGFIELD...YUTAN...WATERLOO...ELKHORN...MILLARD...BOYS TOWN...
TWO RIVERS STATE RECREATION AREA...KOA CAMPGROUND AND CHALCO.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 92 IN NEBRASKA BETWEEN MILE MARKERS 459 AND 466.
 INTERSTATE 80 IN NEBRASKA BETWEEN MILE MARKERS 432 AND 448.

LAT...LON 4114 9650 4131 9641 4124 9603 4113 9603
      4104 9613
TIME...MOT...LOC 1927Z 287DEG 24KT 4118 9635

DEWALD

Special weather statement, Jun 20, 2:42 PM CDT, 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
242 PM CDT MON JUN 20 2016

NEZ016-017-202015-
ANTELOPE NE-PIERCE NE-
242 PM CDT MON JUN 20 2016

...SIGNIFICANT WEATHER ADVISORY FOR EAST CENTRAL ANTELOPE AND PIERCE
COUNTIES UNTIL 315 PM CDT...

AT 242 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 4
MILES SOUTH OF PLAINVIEW...OR 25 MILES NORTHWEST OF NORFOLK...MOVING
EAST AT 30 MPH.

NICKEL SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
PIERCE...PLAINVIEW...OSMOND...
FOSTER AND WILLOW CREEK STATE RECREATION AREA.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 81 IN NEBRASKA BETWEEN MILEMARKERS 169 AND 177.
 HIGHWAY 20 IN NEBRASKA BETWEEN MILE MARKERS 352 AND 367.

LAT...LON 4225 9798 4243 9783 4233 9738 4219 9743
      4210 9754
TIME...MOT...LOC 1942Z 287DEG 24KT 4228 9777

DEWALD

Special weather statement, Jun 20, 3:00 PM CDT, 22 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE OMAHA/VALLEY NEBRASKA
300 PM CDT MON JUN 20 2016

IAZ055-056-202030-
SHELBY IA-HARRISON IA-
300 PM CDT MON JUN 20 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN HARRISON AND
SOUTHERN SHELBY COUNTIES UNTIL 330 PM CDT...

AT 300 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
PERSIA...OR 29 MILES SOUTH OF DENISON...MOVING EAST AT 30 MPH.

DIME SIZE HAIL AND WINDS IN EXCESS OF 30 MPH WILL BE POSSIBLE WITH
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
HARLAN...MISSOURI VALLEY...LOGAN...PERSIA...WOODBINE...PANAMA...
PORTSMOUTH...MAGNOLIA...WESTPHALIA...TENNANT...
HISTORICAL VILLAGE WELCOME CENTER...
PRAIRIE ROSE STATE PARK AND NISHNA BEND RECREATION AREA.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 HIGHWAY 59 IN IOWA BETWEEN MILE MARKERS 70 AND 80.
 INTERSTATE 29 NEAR MILE MARKER 75.

LAT...LON 4152 9510 4154 9592 4175 9591 4170 9509
TIME...MOT...LOC 2000Z 287DEG 24KT 4161 9552

DEWALD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 12:52 PM CDT	Special Weather Statement	OAX	Colfax	23 min
Jun 20, 1:52 PM CDT	Special Weather Statement	OAX	Saunders	23 min
Jun 20, 2:20 PM CDT	Special Weather Statement	OAX	Saunders	25 min
Jun 20, 2:27 PM CDT	Special Weather Statement	OAX	Sarpy	33 min
Jun 20, 2:42 PM CDT	Special Weather Statement	OAX	Pierce	33 min
Jun 20, 3:03 PM CDT	Severe Thunderstorm Warning	OAX	Pierce	27 min
Jun 20, 3:27 PM CDT	Special Weather Statement	OAX	Cuming	33 min
Jun 20, 3:35 PM CDT	Severe Thunderstorm Warning	OAX	Cuming, Stanton	25 min
Jun 20, 4:01 PM CDT	Special Weather Statement	OAX	Cuming, Stanton	29 min
Jun 20, 4:03 PM CDT	Special Weather Statement	OAX	Dodge	27 min
Jun 20, 4:05 PM CDT	Severe Thunderstorm Warning	OAX	Cuming, Stanton	25 min
Jun 20, 4:07 PM CDT	Severe Thunderstorm Warning	OAX	Cuming, Dodge	23 min
Jun 20, 4:28 PM CDT	Severe Thunderstorm Warning	OAX	Cuming, Dodge	47 min
Jun 20, 5:14 PM CDT	Severe Thunderstorm Warning	OAX	Dodge, Washington	46 min
Jun 20, 5:50 PM CDT	Severe Thunderstorm Warning	OAX	Washington	25 min
Jun 20, 2:17 PM CDT	Special Weather Statement	OAX	Harrison	28 min
Jun 20, 3:00 PM CDT	Special Weather Statement	OAX	Harrison, Shelby	30 min
Jun 20, 3:28 PM CDT	Special Weather Statement	OAX	Cass	32 min
Jun 20, 6:13 PM CDT	Special Weather Statement	OAX	Pottawattamie	32 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 2016 Every severe thunderstorm 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.