Alert archive / Oregon / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 25, NWS Pendleton, OR

July 19, 2004Union County, Oregon

NWS Pendleton, OR issued this severe thunderstorm warning at Jul 19, 2004, 4:44 PM PDT for Union County, Oregon. It was in force for 61 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 19, 2004, 4:44 PM PDT (23:44 UTC)
Expired
Jul 19, 2004, 5:45 PM PDT
In force
61 min
Issued by
NWS Pendleton, OR
Area
Counties, with a storm outline in the text

County Union County, OR

The radar

The Pendleton radar (KPDT), 78 km from the middle of the area, began a volume at 23:45 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 19, 3:15 PM PDTSevere Thunderstorm WatchSPC7 hr

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 19, 2:50 PM PDT, 1 hour 54 minutes earlier.

Area forecast discussion, Jul 19, 2:50 PM PDT, 1 hour 54 minutes before
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Hazardous weather outlook, Jul 19, 4:00 PM PDT, 44 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE PENDLETON OREGON
400 PM PDT MON JUL 19 2004

ORZ041>050-WAZ024>030-201200-
NORTH CENTRAL OREGON-CENTRAL OREGON-LOWER COLUMBIA BASIN (OR)-
FOOTHILLS OF THE BLUE MOUNTAINS (OR)-BLUE MOUNTAINS-JOHN DAY BASIN-
OCHOCO-JOHN DAY HIGHLANDS-GRANDE RONDE VALLEY-WALLOWA COUNTY-
EASTERN COLUMBIA RIVER GORGE (WA)-
EAST SLOPES OF THE SOUTHERN CASCADES-KITTITAS VALLEY-YAKIMA VALLEY-
LOWER COLUMBIA BASIN (WA)-FOOTHILLS OF THE BLUE MOUNTAINS (WA)-
NORTHWEST BLUE MOUNTAINS-
400 PM PDT MON JUL 19 2004

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL AND NORTHEAST OREGON
AS WELL AS SOUTH CENTRAL AND SOUTHEAST WASHINGTON.

.DAY ONE...TONIGHT

SEVERE THUNDERSTORM WATCH
     LOWER COLUMBIA BASIN (WA), FOOTHILLS OF THE BLUE MOUNTAINS (WA),
     NORTHWEST BLUE MOUNTAINS, CENTRAL OREGON, LOWER COLUMBIA BASIN
     (OR), FOOTHILLS OF THE BLUE MOUNTAINS (OR), BLUE MOUNTAINS, JOHN
     DAY BASIN, OCHOCO-JOHN DAY HIGHLANDS, GRANDE RONDE VALLEY,
     WALLOWA COUNTY

THUNDERSTORMS
     EASTERN COLUMBIA RIVER GORGE (WA), EAST SLOPES OF THE SOUTHERN
     CASCADES, KITTITAS VALLEY, YAKIMA VALLEY, EASTERN COLUMBIA RIVER
     GORGE (OR), NORTH CENTRAL OREGON

NUMEROUS THUNDERSTORMS WILL CONTINUE ACROSS CENTRAL AND EASTERN
OREGON AND SOUTHEAST WASHINGTON THIS EVENING.  STORM PREDICTION
CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH THROUGH 10 PM TONIGHT
FOR THIS AREA.  PLEASE REFER TO THE LATEST AREAL OUTLINE FOR SEVERE
THUNDERSTORM WATCH AT PDXSLSOR WWUS66 KPQR FOR DETAILS.  GOLFBALL
SIZE HAIL...WINDS GUSTING TO 65 MPH...AND HEAVY RAIN CAN BE
EXPECTED.  THERE IS ALSO A POTENTIAL FOR TORNADO THIS EVENING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH MONDAY

THUNDERSTORMS TUESDAY
          NORTHWEST BLUE MOUNTAINS, BLUE MOUNTAINS, OCHOCO-JOHN DAY
          HIGHLANDS, GRANDE RONDE VALLEY, WALLOWA COUNTY

LINGERING MOISTURE AND INSTABILITY WILL ALLOW FOR ISOLATED
THUNDERSTORMS IN THE NORTHEAST OREGON AND SOUTHEAST WASHINGTON
MOUNTAINS ON TUESDAY.  AFTER TUESDAY DRY AND STABLE AIR WILL MOVE
INTO THE REGION WITH BUILDING HIGH PRESSURE AND WARMING TEMPERATURES
AGAIN.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

PROTOTYPE GRAPHICAL FORECASTS OF WEATHER HAZARDS OUT TO SEVEN DAYS
ARE DISPLAYED ON THE WORLD WIDE WEB AT:

WWW.WRH.NOAA.GOV/PENDLETON/FORECAST/HWOGRAPHICS/HWOGRAPHICS.PHP

ALL LETTERS IN THE ABOVE URL ARE LOWER CASE...EXCEPT THE G IN
HWOGRAPHICS AND THE G IN HWOGRAPHICS.PHP.

In the hours before

Local storm report, Jul 19, 2:38 PM PDT, 2 hours 6 minutes before
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Local storm report, Jul 19, 3:10 PM PDT, 1 hour 34 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PENDLETON OR
310 PM PDT MON JUL 19 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0220 PM     TSTM WND GST     8 S KIMBERLY            44.76N 119.64W
07/19/2004  40 MPH           GRANT              OR   TRAINED SPOTTER

            ESTIMATED 40 MPH WIND GUSTS...AND 1/4 INCH HAIL. HEAVY
            RAIN...0.30 INCH IN 20 MINUTES.

0230 PM     HAIL             N KIMBERLY              44.76N 119.64W
07/19/2004  0.50 INCH        GRANT              OR   TRAINED SPOTTER

            MARBLE SIZED HAIL...TREE LIMBS DOWN

0245 PM     HEAVY RAIN       1 N WINLOCK             44.91N 119.89W
07/19/2004  0.80 INCH        WHEELER            OR   TRAINED SPOTTER

            HEAVY RAIN...0.80 INCH IN 10 MINUTES.

&&

DK
Local storm report, Jul 19, 3:36 PM PDT, 1 hour 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PENDLETON OR
336 PM PDT MON JUL 19 2004

..TIME...   ...EVENT...     ...CITY LOCATION...      ...LAT.LON...
..DATE...   ....MAG....     ..COUNTY LOCATION...ST.. ...SOURCE....
            ..REMARKS..

0315 PM     HAIL             RITTER                  44.88N 119.13W
07/19/2004  1.25 INCH        GRANT              OR   PUBLIC

            1 1/4 INCH HAIL

0315 PM     TORNADO          10 E MONUMENT           44.82N 119.21W
07/19/2004                   GRANT              OR   PUBLIC

            A POSSIBLE TORNADO TOUCHED DOWN BETWEEN LONG CREEK AND
            MONUMENT NEAR HAMILTON.

&&

JAS
Local storm report, Jul 19, 3:57 PM PDT, 47 minutes before
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Local storm report, Jul 19, 4:12 PM PDT, 32 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 12:34 PM PDTSevere Thunderstorm WarningPDTGrant41 min
Jul 19, 12:48 PM PDTSevere Thunderstorm WarningPDTCrook57 min
Jul 19, 1:28 PM PDTSevere Thunderstorm WarningPDTWheeler62 min
Jul 19, 2:05 PM PDTSevere Thunderstorm WarningPDTUnion55 min
Jul 19, 2:14 PM PDTSevere Thunderstorm WarningPDTGrant61 min
Jul 19, 2:38 PM PDTSevere Thunderstorm WarningPDTMorrow67 min
Jul 19, 3:02 PM PDTTornado WarningPDTGrant43 min
Jul 19, 3:08 PM PDTSevere Thunderstorm WarningPDTUmatilla67 min
Jul 19, 3:41 PM PDTSevere Thunderstorm WarningPDTUnion64 min

Nearby

Severe Thunderstorm Warnings in Oregon, 2004Every severe thunderstorm warning in 2004

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.