Alert archive / Idaho / Severe Thunderstorm Warnings in 2005

Severe Thunderstorm Warning 10, NWS Boise, ID

May 29, 2005Payette County, Washington County, Idaho; Malheur County, Oregon

NWS Boise, ID issued this severe thunderstorm warning at May 29, 2005, 6:44 PM MDT for Payette County, Washington County, Idaho; Malheur County, Oregon. It was in force for 46 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: May 29, 2005, 6:44 PM MDT (00:44 UTC)
Expired: May 29, 2005, 7:30 PM MDT
In force: 46 min
Issued by: NWS Boise, ID
Area: Counties, with a storm outline in the text

Counties Payette County, ID, Washington County, ID, Malheur County, OR

The radar

The Boise radar (KCBX), 79 km from the middle of the area, began a volume at 00:47 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

Elko, NV (KLKN), launched 00:00Z, 0.7 hours before the alert went out and 409 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1923 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 607 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 Boise, ID wrote its last area forecast discussion before this severe thunderstorm warning went out at May 29, 3:05 PM MDT, 3 hours 39 minutes earlier.

Area forecast discussion, May 29, 3:05 PM MDT, 3 hours 39 minutes before

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Hazardous weather outlook, May 29, 6:32 AM MDT, 12 hours 12 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE BOISE ID
632 AM MDT SUN MAY 29 2005

IDZ011>016-028>030-ORZ061>064-301232-
WEST CENTRAL MOUNTAINS-LOWER TREASURE VALLEY ID-BOISE MOUNTAINS-
UPPER TREASURE VALLEY-SOUTHWEST HIGHLANDS-WESTERN MAGIC VALLEY-
CAMAS PRAIRIE-OWYHEE MOUNTAINS-SOUTHERN TWIN FALLS COUNTY-
HARNEY COUNTY-BAKER COUNTY-MALHEUR COUNTY-
LOWER TREASURE VALLEY OR-
532 AM PDT SUN MAY 29 2005 /632 AM MDT SUN MAY 29 2005/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
IDAHO...SOUTHWEST IDAHO...WEST CENTRAL IDAHO...SOUTHEAST OREGON
AND NORTHEAST OREGON.

.DAY ONE...TODAY AND TONIGHT

NO HAZARDOUS WEATHER EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY

NO HAZARDOUS WEATHER EXPECTED AT THIS TIME.

In the hours before

Local storm report, May 29, 2:59 PM MDT, 3 hours 45 minutes before

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Local storm report, May 29, 4:51 PM MDT, 1 hour 53 minutes before

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Local storm report, May 29, 5:57 PM MDT, 47 minutes before

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The office that day

Everything else NWS Boise, ID issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 30, 4:17 PM MDT	Severe Thunderstorm Warning	BOI	Camas	28 min
May 30, 4:42 PM MDT	Severe Thunderstorm Warning	BOI	Camas	33 min

Nearby

Severe Thunderstorm Warnings in Idaho, 2005 Severe Thunderstorm Warnings in Oregon, 2005 Every severe thunderstorm warning 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.