Alert archive / Nebraska / Tornado Warnings in 2005

Tornado Warning 9, NWS Hastings, NE

April 18, 2005York County, Nebraska

NWS Hastings, NE issued this tornado warning at Apr 18, 2005, 4:40 PM CDT for York County, Nebraska. It was in force for 50 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
Apr 18, 2005, 4:40 PM CDT (21:40 UTC)
Expired
Apr 18, 2005, 5:30 PM CDT
In force
50 min
Issued by
NWS Hastings, NE
Area
Counties, with a storm outline in the text

County York County, NE

The radar

The Grand Island radar (KUEX), 97 km from the middle of the area, began a volume at 21:43 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, 9.7 hours before the alert went out and 111 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-pSkew-T log-p diagram, Omaha, NE at 12:00Z on 2005-04-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 2005-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -109 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1390 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-109 m²/s²
0-3 km storm-relative helicity
-95 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WFUS53 KGID 182140
TORGID
NEC185-182230-
/O.NEW.KGID.TO.W.0009.050418T2140Z-050418T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
440 PM CDT MON APR 18 2005

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR...
  YORK COUNTY IN EAST CENTRAL NEBRASKA

* UNTIL 530 PM CDT

* AT 439 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  DEVELOPING TORNADO 4 MILES WEST OF WACO...OR ABOUT 4 MILES
  NORTHEAST OF YORK...MOVING NORTH AT 30 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  BENEDICT AT 445 PM CDT...
  GRESHAM AT 455 PM CDT...

PEOPLE IN YORK COUNTY SHOULD TAKE SHELTER IMMEDIATELY IN A BASEMENT
OR SMALL INTERIOR ROOM ON THE LOWEST FLOOR.

NEVER TRY TO OUTRUN A TORNADO. IF IN A VEHICLE...LEAVE IT IMMEDIATELY
AND GET INSIDE A STURDY SHELTER. IF NO SHELTER IS AVAILABLE...LIE
FLAT IN THE NEAREST DITCH AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4101 9774 4073 9769 4072 9735 4103 9736

$$
NNNN
FAY
3 follow-up statements
000 
WWUS53 KGID 182149
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
449 PM CDT MON APR 18 2005

NEC185-182230-
/O.CON.KGID.TO.W.0009.000000T0000Z-050418T2230Z/
YORK NE-
449 PM CDT MON APR 18 2005

...A TORNADO WARNING CONTINUES UNTIL 530 PM CDT FOR YORK COUNTY...

AT 447 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR THAYER...OR ABOUT
7 MILES NORTHEAST OF YORK...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  THAYER AT 450 PM CDT...
  GRESHAM AT 500 PM CDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4101 9774 4073 9769 4072 9735 4103 9736

$$

FAY
000 
WWUS53 KGID 182200
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
459 PM CDT MON APR 18 2005

NEC185-182230-
/O.CON.KGID.TO.W.0009.000000T0000Z-050418T2230Z/
YORK NE-
459 PM CDT MON APR 18 2005

...A TORNADO WARNING CONTINUES UNTIL 530 PM CDT FOR YORK COUNTY...

AT 456 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD. 
THIS DEVELOPING TORNADO WAS LOCATED NEAR THAYER...OR ABOUT 7 MILES
NORTHEAST OF YORK...MOVING NORTHEAST AT 15 MPH.

* THE TORNADO WILL BE NEAR...
  THAYER AT 505 PM CDT...
  GRESHAM AT 525 PM CDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4101 9774 4073 9769 4072 9735 4103 9736

$$

FAY
000 
WWUS53 KGID 182217
SVSGID

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HASTINGS NE
517 PM CDT MON APR 18 2005

NEC185-182230-
/O.CON.KGID.TO.W.0009.000000T0000Z-050418T2230Z/
YORK NE-
517 PM CDT MON APR 18 2005

...A TORNADO WARNING CONTINUES UNTIL 530 PM CDT FOR YORK COUNTY...

AT 513 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR THAYER...OR ABOUT
7 MILES NORTHEAST OF YORK...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  THAYER AT 520 PM CDT...
  GRESHAM AT 525 PM CDT...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 4101 9774 4073 9769 4072 9735 4103 9736

$$

FAY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 4:22 PM CDTSevere Thunderstorm WarningGIDYork53 min
Apr 18, 5:29 PM CDTSevere Thunderstorm WarningGIDYork61 min
Apr 18, 5:51 PM CDTSevere Thunderstorm WarningGIDClay39 min
Apr 18, 6:04 PM CDTSevere Thunderstorm WarningGIDFillmore41 min
Apr 18, 6:19 PM CDTTornado WarningGIDFillmore, York46 min
Apr 18, 6:28 PM CDTFlash Flood WarningGIDFillmore6 hr

Nearby

Tornado Warnings in Nebraska, 2005Every tornado warning in 2005Tornadoes in 2005

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.