Alert archive / Oregon / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 47, NWS Pendleton, OR

July 5, 2006Morrow County, Oregon

NWS Pendleton, OR issued this severe thunderstorm warning at Jul 5, 2006, 7:00 PM PDT for Morrow County, Oregon. It was in force for 30 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: Jul 5, 2006, 7:00 PM PDT (02:00 UTC)
Expired: Jul 5, 2006, 7:30 PM PDT
In force: 30 min
Issued by: NWS Pendleton, OR
Area: Counties, with a storm outline in the text

County Morrow County, OR

The radar

The Pendleton radar (KPDT), 64 km from the middle of the area, began a volume at 02:00 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.

The nearest sounding before it

Spokane, WA (KOTX), launched 00:00Z, 2.0 hours before the alert went out and 352 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: 502 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 2765 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 5 m²/s²
0-3 km storm-relative helicity: 25 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Pendleton, OR wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 5, 2:15 PM PDT, 4 hours 45 minutes earlier.

Area forecast discussion, Jul 5, 2:15 PM PDT, 4 hours 45 minutes before

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Hazardous weather outlook, Jul 5, 5:48 PM PDT, 1 hour 12 minutes before

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In the hours before

Local storm report, Jul 5, 5:22 PM PDT, 1 hour 38 minutes before

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Local storm report, Jul 5, 5:27 PM PDT, 1 hour 33 minutes before

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Local storm report, Jul 5, 6:05 PM PDT, 55 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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Local storm report, Jul 5, 6:49 PM PDT, 11 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 5:07 PM PDT	Severe Thunderstorm Warning	PDT	Umatilla, Union	53 min
Jul 5, 5:50 PM PDT	Severe Thunderstorm Warning	PDT	Crook	55 min
Jul 5, 6:15 PM PDT	Severe Thunderstorm Warning	PDT	Union	60 min
Jul 5, 7:27 PM PDT	Severe Thunderstorm Warning	PDT	Umatilla	36 min
Jul 6, 1:40 PM PDT	Severe Thunderstorm Warning	PDT	Union	65 min
Jul 6, 2:57 PM PDT	Severe Thunderstorm Warning	PDT	Union	63 min

Nearby

Severe Thunderstorm Warnings in Oregon, 2006 Every severe thunderstorm warning in 2006

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.