Alert archive / Nebraska / Special Weather Statements in 2016

Special Weather Statement, NWS North Platte, NE

July 22, 2016Sheridan County, Nebraska

NWS North Platte, NE issued this special weather statement at Jul 22, 2016, 3:05 PM MDT for Sheridan County, Nebraska. It was in force for 40 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: Jul 22, 2016, 3:05 PM MDT (21:05 UTC)
Expired: Jul 22, 2016, 3:45 PM MDT
In force: 40 min
Issued by: NWS North Platte, NE

County Sheridan County, NE

The radar

The North Platte radar (KLNX), 178 km from the middle of the area, began a volume at 21:06 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

Rapid City, SD (KRAP), launched 12:00Z, 9.1 hours before the alert went out and 188 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: 41 J/kg
Mixed-layer CIN: -371 J/kg
Mixed-layer LCL: 3370 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 5 m²/s²
0-3 km storm-relative helicity: 36 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 North Platte, NE wrote its last area forecast discussion before this special weather statement went out at Jul 22, 2:44 PM MDT, 21 minutes earlier.

Area forecast discussion, Jul 22, 2:44 PM MDT, 21 minutes before

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Hazardous weather outlook, Jul 22, 3:00 PM MDT, 5 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE NORTH PLATTE NE
400 PM CDT FRI JUL 22 2016

NEZ004>010-022>029-035>038-056>059-069>071-094-232100-
SHERIDAN-EASTERN CHERRY-KEYA PAHA-BOYD-BROWN-ROCK-HOLT-GARDEN-
GRANT-HOOKER-THOMAS-BLAINE-LOUP-GARFIELD-WHEELER-ARTHUR-MCPHERSON-
LOGAN-CUSTER-DEUEL-KEITH-PERKINS-LINCOLN-CHASE-HAYES-FRONTIER-
WESTERN CHERRY-
400 PM CDT FRI JUL 22 2016 /300 PM MDT FRI JUL 22 2016/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN AND
NORTH CENTRAL NEBRASKA.

.DAY ONE...TONIGHT.

ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE ACROSS WESTERN
AND NORTH CENTRAL NEBRASKA TONIGHT. SOME OF THE THUNDERSTORMS
COULD BE STRONG WITH GUSTY WINDS BEING THE MAIN THREAT.

HEAT INDEX VALUES OVER 105 DEGREES CAN BE EXPECTED EARLY THIS EVENING
ALONG AND EAST OF AN AINSWORTH TO NORTH PLATTE LINE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

IT WILL BE HOT ONCE AGAIN SATURDAY AHEAD OF A COLD FRONT. HEAT
INDEX VALUES WILL ONCE AGAIN TOP 105 DEGREES IN PLACES ALONG AND
EAST OF AN AINSWORTH TO NORTH PLATTE LINE. THERE WILL BE A SLIGHT
CHANCE FOR THUNDERSTORMS ALONG AND AHEAD OF THE FRONT FROM O'NEILL
TO MCCOOK AND AREAS TO THE EAST.

CHANCES FOR THUNDERSTORMS RETURN TO THE REGION MUCH OF NEXT WEEK.
LATER FORECASTS WILL REFINE THE POTENTIAL FOR SEVERE
THUNDERSTORMS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION SHOULD NOT BE NEEDED TONIGHT.

&&

GET YOUR WEATHER...HYDROLOGICAL...AND CLIMATE INFORMATION AT
HTTP://WWW.WEATHER.GOV/NORTHPLATTE (ALL LOWERCASE)

TAYLOR

In the hours before

Special weather statement, Jul 22, 1:25 PM MDT, 1 hour 40 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
125 PM MDT FRI JUL 22 2016

NEZ004-222015-
SHERIDAN NE-
125 PM MDT FRI JUL 22 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN SHERIDAN COUNTY
UNTIL 215 PM MDT...

AT 125 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9
MILES NORTHEAST OF WILD HORSE BUTTE...OR 18 MILES NORTHEAST OF
ALLIANCE...MOVING NORTH AT 15 MPH.

WINDS IN EXCESS OF 40 MPH WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
KRAUSE LAKE AND DIAMOND LAKE.

THIS INCLUDES HIGHWAY 250 BETWEEN MILE MARKERS 16 AND 24.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 4251 10253 4228 10236 4217 10266 4229 10275
      4244 10275 4244 10277 4253 10278 4253 10277
TIME...MOT...LOC 1925Z 186DEG 15KT 4232 10267

TAYLOR

Special weather statement, Jul 22, 2:24 PM MDT, 41 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
224 PM MDT FRI JUL 22 2016

NEZ022-222115-
GARDEN NE-
224 PM MDT FRI JUL 22 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHWESTERN GARDEN COUNTY UNTIL
315 PM MDT...

AT 224 PM MDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 9
MILES SOUTHWEST OF OSHKOSH...MOVING NORTH AT 30 MPH.

NICKEL SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THIS STORM.

THIS STRONG THUNDERSTORM WILL BE NEAR...
  OSHKOSH AROUND 240 PM MDT.

OTHER LOCATIONS IMPACTED BY THIS STORM INCLUDE SUGAR LOAF HILL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 4123 10238 4125 10261 4159 10259 4157 10223
TIME...MOT...LOC 2024Z 185DEG 27KT 4133 10249

TAYLOR

Special weather statement, Jul 22, 2:40 PM MDT, 25 minutes before

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Local storm report, Jul 22, 2:57 PM MDT, 8 minutes before

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Special weather statement, Jul 22, 3:05 PM MDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 22, 1:25 PM MDT	Special Weather Statement	LBF	Sheridan	50 min
Jul 22, 2:24 PM MDT	Special Weather Statement	LBF	Garden	51 min
Jul 22, 2:35 PM MDT	Severe Thunderstorm Warning	LBF	Garden	55 min
Jul 22, 2:40 PM MDT	Special Weather Statement	LBF	Hayes	50 min
Jul 22, 3:08 PM MDT	Special Weather Statement	LBF	Sheridan	52 min
Jul 22, 3:41 PM MDT	Special Weather Statement	LBF	Garden	34 min
Jul 22, 3:48 PM MDT	Special Weather Statement	LBF	Perkins	57 min
Jul 22, 3:54 PM MDT	Special Weather Statement	LBF	Sheridan	66 min
Jul 22, 3:58 PM MDT	Special Weather Statement	LBF	Garden	62 min
Jul 22, 4:28 PM MDT	Special Weather Statement	LBF	Sheridan	62 min
Jul 22, 5:41 PM MDT	Special Weather Statement	LBF	Chase	49 min

Nearby

Special Weather Statements in Nebraska, 2016 Every special weather statement 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.