Alert archive / Oregon / Tornado Warnings in 2016

Tornado Warning 2, NWS Pendleton, OR

June 8, 2016Grant County, Morrow County, Umatilla County, Oregon

NWS Pendleton, OR issued this tornado warning at Jun 8, 2016, 1:54 PM PDT for Grant County, Morrow County, Umatilla County, Oregon. It was in force for 51 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 8, 2016, 1:54 PM PDT (20:54 UTC)
Expired
Jun 8, 2016, 2:45 PM PDT
In force
51 min
Issued by
NWS Pendleton, OR
Area
Storm-based polygon

Counties Grant County, OR, Morrow County, OR, Umatilla County, OR

The radar

The Pendleton radar (KPDT), 107 km from the middle of the area, began a volume at 20:54 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.

What was reported inside it

TimeReportWhereRemark
Jun 8, 2:00 PM PDTHAIL 1.75Monument, ORWIND BLOWN GOLF BALL SIZE HAIL DENTED MOST EXPOSED VEHICLES AND CRACKED WINDSHIELDS. A FEW HOMES HAD CRACKED OR BROKEN WINDOWS. TIME BASED ON RADAR ESTIMATE.
Jun 8, 2:02 PM PDTHAIL 1.752 N Monument, OR

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Salem/Mcnary, OR (KSLE), launched 12:00Z, 8.9 hours before the alert went out and 276 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, Salem/Mcnary, OR at 12:00Z on 2016-06-08Temperature 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, Salem/Mcnary, OR at 12:00Z on 2016-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 square meters per square second.1939587897Sfc1 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
802 m above ground
0-6 km bulk shear
60 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
46 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

451 
WFUS56 KPDT 082054
TORPDT
ORC023-049-059-082145-
/O.NEW.KPDT.TO.W.0002.160608T2054Z-160608T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PENDLETON OR
154 PM PDT WED JUN 8 2016

THE NATIONAL WEATHER SERVICE IN PENDLETON HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL UMATILLA COUNTY IN NORTHEASTERN OREGON...
  NORTHWESTERN GRANT COUNTY IN NORTHEASTERN OREGON...
  SOUTHEASTERN MORROW COUNTY IN NORTHEASTERN OREGON...

* UNTIL 245 PM PDT
    
* AT 154 PM PDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED
  NEAR MONUMENT...OR 35 MILES NORTHEAST OF MITCHELL...AND MOVING
  NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MONUMENT...RITTER...DALE AND KIMBERLY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4468 11966 4482 11966 4483 11967 4485 11968
      4525 11929 4498 11879 4463 11957
TIME...MOT...LOC 2054Z 224DEG 39KT 4481 11952 

$$
MJM
1 follow-up statement
822 
WWUS56 KPDT 082113
SVSPDT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PENDLETON OR
213 PM PDT WED JUN 8 2016

ORC023-049-059-082145-
/O.CON.KPDT.TO.W.0002.000000T0000Z-160608T2145Z/
UMATILLA OR-GRANT OR-MORROW OR-
213 PM PDT WED JUN 8 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM PDT FOR SOUTH
CENTRAL UMATILLA...NORTHWESTERN GRANT AND SOUTHEASTERN MORROW
COUNTIES...
    
AT 211 PM PDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 9 MILES
NORTHEAST OF MONUMENT...OR 30 MILES SOUTH OF HEPPNER...MOVING NORTHEAST
AT 45 MPH.

IN ADDITION...AT 210 PM PDT GOLFBALL SIZE HAIL WAS REPORTED IN
MONUMENT. THIS STORM COULD ALSO PRODUCE WINDS IN EXCESS OF 60 MPH.

LOCATIONS IMPACTED INCLUDE...
MONUMENT...RITTER AND DALE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4479 11949 4485 11968 4525 11929 4498 11879
      4474 11932
TIME...MOT...LOC 2111Z 224DEG 39KT 4495 11934 

$$

MJM

The office that day

Everything else NWS Pendleton, OR issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 12:58 PM PDTSpecial Weather StatementPDTWheeler32 min
Jun 8, 1:27 PM PDTSevere Thunderstorm WarningPDTGrant, Wheeler48 min
Jun 8, 1:49 PM PDTSpecial Weather StatementPDTWallowa26 min
Jun 8, 2:35 PM PDTTornado WarningPDTUmatilla, Union40 min

Nearby

Tornado Warnings in Oregon, 2016Every tornado warning in 2016Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.