Alert archive / Oregon / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 8, NWS Boise, ID

May 29, 2003Baker County, Oregon

NWS Boise, ID issued this severe thunderstorm warning at May 29, 2003, 9:14 PM PDT for Baker County, Oregon. It was in force for 31 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, 2003, 9:14 PM PDT (04:14 UTC)
Expired
May 29, 2003, 9:45 PM PDT
In force
31 min
Issued by
NWS Boise, ID
Area
Counties, with a storm outline in the text

County Baker County, OR

The radar

The Pendleton radar (KPDT), 143 km from the middle of the area, began a volume at 04:16 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 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, 7:47 PM PDT, 1 hour 27 minutes earlier.

Area forecast discussion, May 29, 7:47 PM PDT, 1 hour 27 minutes before
SOUTHWEST IDAHO/SOUTHEAST OREGON AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE BOISE IDAHO
848 PM MDT THU MAY 29 2003

CONVECTIVE DEVELOPMENT GRADUALLY INCREASING FROM THE SOUTH AND SW.
MOISTURE HAS ROTATED AROUND FOUR CORNERS UPPER HIGH AND ADVECTED
NORTH THROUGH NEVADA WHILE MID LEVEL SW WINDS HAVE BEGUN TO INCREASE
AHEAD OF UPPER LOW APPROACHING FROM OFF THE CALIF COAST.  SPC
ALREADY HAS SEVERE THUNDERSTORM WATCH VALID TIL 06Z IN SCENTRAL
OREGON AS FAR EAST AS HARNEY COUNTY...STORMS SO FAR HAVE BEEN LESS
THAN SEVERE BUT AS OF 0230Z SEVERAL STRONG STORMS HAVE FORMED IN
SERN OREGON AND EWD ALL THE WAY TO TWIN FALLS COUNTY...SO FAR
STAYING SOUTH OF THE SNAKE RIVER.  WHEN THE UPPER LOW COMES CLOSER
FRIDAY AND THE AIR MASS MOISTENS FURTHER...MORE NUMEROUS AND
STRONGER THUNDERSTORMS WILL DEVELOP.  FRIDAY/S ACTIVITY SHOULD BE
STRONGER THAN TODAY/S.  ALL THIS IN CURRENT FORECASTS.  FOR NOW WILL
BE FOCUSING MAINLY ON MONITORING CURRENT THUNDERSTORM ACTIVITY.

=
L COLIN
Hazardous weather outlook, May 29, 11:18 AM PDT, 9 hours 56 minutes before
IDZ011>016-028>030-ORZ061>064-301200-

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE BOISE IDAHO
530 AM MDT THU MAY 29 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHWEST IDAHO AND SOUTHEAST
OREGON.

.DAY ONE...TODAY

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS LATE THIS AFTERNOON
THROUGH TONIGHT.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

The office that day

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

IssuedProductOfficeCountiesLasted
May 30, 8:17 AM PDTSevere Thunderstorm WarningBOIAda, Elmore, Owyhee43 min
May 30, 9:03 AM PDTSevere Thunderstorm WarningBOIAda, Boise, Elmore42 min
May 30, 9:25 AM PDTFlash Flood WarningBOIBoise35 min
May 30, 11:33 AM PDTSevere Thunderstorm WarningBOIOwyhee42 min
May 30, 12:28 PM PDTSevere Thunderstorm WarningBOIOwyhee62 min
May 30, 1:27 PM PDTSevere Thunderstorm WarningBOIElmore, Owyhee33 min

Nearby

Severe Thunderstorm Warnings in Oregon, 2003Every severe thunderstorm warning in 2003

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.