Alert archive / Oregon / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 3, NWS Pendleton, OR

June 23, 2021Crook County, Deschutes County, Jefferson County, Oregon

NWS Pendleton, OR issued this severe thunderstorm warning at Jun 23, 2021, 5:56 PM PDT for Crook County, Deschutes County, Jefferson County, Oregon. It was in force for 49 min. 10 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 23, 2021, 5:56 PM PDT (00:56 UTC)
Expired: Jun 23, 2021, 6:45 PM PDT
In force: 49 min
Issued by: NWS Pendleton, OR
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Crook County, OR, Deschutes County, OR, Jefferson County, OR

The radar

The Portland,OR radar (KRTX), 216 km from the middle of the area, began a volume at 01:00 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

Time	Report	Where	Remark
Jun 23, 6:00 PM PDT	HAIL 0.75	Bend, OR	DIME SIZE HAIL.
Jun 23, 6:00 PM PDT	HAIL 1	Bend, OR	SOCIAL MEDIA. QUARTER SIZE HAIL IN BEND.
Jun 23, 6:00 PM PDT	HAIL 1.25	3 Nw Bend, OR	CORRECTS PREVIOUS HAIL REPORT FROM 3 NW BEND. PICTURE/REPORT VIA SOCIAL MEDIA.
Jun 23, 6:05 PM PDT	HAIL 1	3 Nne Bend, OR	2.68 INCHES OF RAIN IN 1 HOUR
Jun 23, 6:15 PM PDT	HAIL 0.75	Bend, OR	SOCIAL MEDIA. PEA TO PENNY SIZE HAIL.
Jun 23, 6:30 PM PDT	HAIL 1	4 N Bend, OR	VIA SOCIAL MEDIA.
Jun 23, 6:31 PM PDT	HAIL 0.25	2 Ne Bend, OR	SHARING VIDEO VIA SOCIAL MEDIA.
Jun 23, 6:33 PM PDT	HAIL 1	1 Ne Bend, OR	VIA SOCIAL MEDIA.
Jun 23, 6:35 PM PDT	HAIL 1	4 N Bend, OR	CORRECTS PREVIOUS HAIL REPORT FROM 4 N BEND. VIA SOCIAL MEDIA.
Jun 23, 6:52 PM PDT	HAIL 1.25	3 Nw Bend, OR	PICTURE/REPORT VIA SOCIAL MEDIA.

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 00:00Z, 0.9 hours before the alert went out and 161 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: 106 J/kg
Mixed-layer CIN: -339 J/kg
Mixed-layer LCL: 1466 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: -8 m²/s²
0-3 km storm-relative helicity: 41 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

723 
WUUS56 KPDT 240056
SVRPDT
ORC013-017-031-240145-
/O.NEW.KPDT.SV.W.0003.210624T0056Z-210624T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pendleton OR
556 PM PDT Wed Jun 23 2021

The National Weather Service in Pendleton Oregon has issued a

* Severe Thunderstorm Warning for...
  Southwestern Jefferson County in central Oregon...
  West central Crook County in central Oregon...
  North central Deschutes County in central Oregon...

* Until 645 PM PDT.

* At 556 PM PDT, a severe thunderstorm was located near Tumalo, or 8
  miles north of Bend, moving northeast at 10 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Bend, Redmond, Prineville, Culver, Tumalo, Terrebonne, Powell Butte
  and Deschutes River Woods.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4397 12114 4398 12141 4412 12155 4449 12152
      4457 12110 4430 12081
TIME...MOT...LOC 0056Z 213DEG 10KT 4416 12126 

HAIL...1.00IN
WIND...60MPH
 
$$

VP

2 follow-up statements

458 
WWUS56 KPDT 240119
SVSPDT

Severe Weather Statement
National Weather Service Pendleton OR
619 PM PDT Wed Jun 23 2021

ORC013-017-031-240145-
/O.CON.KPDT.SV.W.0003.000000T0000Z-210624T0145Z/
Jefferson OR-Crook OR-Deschutes OR-
619 PM PDT Wed Jun 23 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM PDT
FOR SOUTHWESTERN JEFFERSON...WEST CENTRAL CROOK AND NORTH CENTRAL
DESCHUTES COUNTIES...

At 618 PM PDT, a severe thunderstorm was located near Redmond, moving
northeast at 10 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Bend, Redmond, Prineville, Culver, Tumalo, Terrebonne, Powell Butte
and Deschutes River Woods.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4397 12114 4398 12141 4412 12155 4449 12152
      4457 12110 4430 12081
TIME...MOT...LOC 0118Z 213DEG 10KT 4421 12121 

HAIL...1.00IN
WIND...60MPH
 
$$

VP

196 
WWUS56 KPDT 240142
SVSPDT

Severe Weather Statement
National Weather Service Pendleton OR
642 PM PDT Wed Jun 23 2021

ORC013-017-031-240152-
/O.EXP.KPDT.SV.W.0003.000000T0000Z-210624T0145Z/
Jefferson OR-Crook OR-Deschutes OR-
642 PM PDT Wed Jun 23 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN JEFFERSON...WEST
CENTRAL CROOK AND NORTH CENTRAL DESCHUTES COUNTIES WILL EXPIRE AT 645
PM PDT...
    
The severe thunderstorm which prompted the warning has weakened and 
moved out of the warned area. Therefore, the warning will be allowed 
to expire.

LAT...LON 4397 12114 4398 12141 4412 12155 4449 12152
      4457 12110 4430 12081
TIME...MOT...LOC 0142Z 213DEG 10KT 4425 12117 

$$

VP

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 23, 5:08 PM PDT	Special Weather Statement	PDT	Wallowa	52 min
Jun 23, 5:54 PM PDT	Special Weather Statement	PDT	Jefferson	51 min
Jun 24, 9:00 AM PDT	Excessive Heat Warning	PDT	Crook, Deschutes, Gilliam, Grant, Jefferson, Morrow and 6 more	8 days

Nearby

Severe Thunderstorm Warnings in Oregon, 2021 Every severe thunderstorm warning in 2021

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.