Alert archive / Oregon / Flash Flood Warnings in 1998
Flash Flood Warning 9, NWS Boise, ID
NWS Boise, ID issued this flash flood warning at Jun 12, 1998, 5:31 PM PDT for Baker County, Oregon. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 12, 1998, 5:31 PM PDT (00:31 UTC)
- Expired
- Jun 12, 1998, 7:35 PM PDT
- In force
- 2 hr
- Issued by
- NWS Boise, ID
- Area
- Whole counties
County Baker County, OR
The radar
The Pendleton radar (KPDT), 143 km from the middle of the area, began a volume at 00:35 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
Boise Airport, ID (KBOI), launched 00:00Z, 0.5 hours before the alert went out and 173 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.
- Mixed-layer CAPE
- 156 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 1860 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBOI 130034 FFWBOI ORC001-130235- BULLETIN -- IMMEDIATE BROADCAST REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BOISE ID 631 PM MDT (531 PM PDT) FRI JUN 12 1998 THE NATIONAL WEATHER SERVICE IN BOISE HAS ISSUED A * FLASH FLOOD WARNING FOR: NORTHERN BAKER COUNTY - NORTHEASTERN OREGON * UNTIL 735 PM PDT (835 PM MDT) * AT 521 PM PDT...BOISE DOPPLER RADAR INDICATED A THUNDERSTORM 15 MILES NE OF BAKER CITY...NEARLY STATIONARY. * FLASH FLOODING HAS BEEN REPORTED AT KEATING...WATER RUNNING ACROSS STATE HIGHWAY 203...ROADSIDE DITCHES OVERFLOWING. * FLASH FLOODING CAN BE EXPECTED IN THE FOLLOWING LOCATIONS: KEATING...INTERSTATE 84 NORTH OF BAKER...STATE HIGHWAY 203 DO NOT DRIVE YOUR VE HICLE INTO AREAS WHERE WATER COVERS THE ROADWAY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY...MOVE TO HIGHER GROUND. &
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Jun 12, 2:57 PM PDT, 2 hours 34 minutes before
IDZ012>014-ORZ021-130000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BOISE ID 357 PM MDT FRI JUN 12 1998 ...FUNNEL CLOUDS POSSIBLE WITH THUNDERSTORMS TODAY... A CITIZEN ONE MILE SOUTH OF EMMETT OBSERVED A FUNNEL CLOUD OVER THE HILLS SOUTH OF EMMETT. THE FUNNEL RETREATED BACK INTO THE CLOUD...BUT FUNNEL CLOUDS MAY BE OBSERVED WITH THUNDERSTORMS THROUGHOUT THIS EVENING. FUNNEL CLOUDS NORMALLY DO NOT PRESENT A THREAT TO LIFE AND PROPERTY. HOWEVER...FUNNEL CLOUDS CAN OCCASIONALLY TOUCH DOWN AS WEAK TORNADOES. IF THREATENING WEATHER DOES APPROACH YOUR AREA...SEEK SHELTER IMMEDIATELY. DS/NWSFO
Special weather statement, Jun 12, 2:57 PM PDT, 2 hours 34 minutes before
IDZ012>014-ORZ021-130000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BOISE ID 357 PM MDT FRI JUN 12 1998 ...FUNNEL CLOUDS POSSIBLE WITH THUNDERSTORMS TODAY... A CITIZEN ONE MILE SOUTH OF EMMETT OBSERVED A FUNNEL CLOUD OVER THE HILLS SOUTH OF EMMETT. THE FUNNEL RETREATED BACK INTO THE CLOUD...BUT FUNNEL CLOUDS MAY BE OBSERVED WITH THUNDERSTORMS THROUGHOUT THIS EVENING. FUNNEL CLOUDS NORMALLY DO NOT PRESENT A THREAT TO LIFE AND PROPERTY. HOWEVER...FUNNEL CLOUDS CAN OCCASIONALLY TOUCH DOWN AS WEAK TORNADOES. IF THREATENING WEATHER DOES APPROACH YOUR AREA...SEEK SHELTER IMMEDIATELY. DS/NWSFO
Local storm report, Jun 12, 4:28 PM PDT, 1 hour 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BOISE IDAHO
528 PM MDT FRI JUN 12 1998
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0246 PM IDAHO CITY ID
06/12/98 BOISE 0.50 INCHES OF RAIN IN 15
MINUTES
0330 PM BOISE ID FLOODING
06/12/98 ADA WATER COVERING ROAD IN
MANY CITY LOCATIONS
0333 PM 30 S JUNTURA OR
06/12/98 MALHEUR 0.87 INCHES OF RAIN IN ONE
HOUR AT RED BUTTE RAWS
0340 PM BOISE TERMINAL ARPT ID
06/12/98 ADA 0.42 INCHES RAIN IN 18
MINUTES
0350 PM 5 S EMMETT ID
06/12/98 ADA FUNNEL CLOUD OBSERVED;
RETREATED INTO CLOUD
0400 PM JUNTURA OR .75 INCH HAIL
06/12/98 MALHEUR 6 INCHES DEPTH OF
PENNY-SIZED HAIL
0410 PM JUNTURA OR FLOODING
06/12/98 MALHEUR US RTE 20 CLOSED DUE TO
FLOODING
0448 PM 8 S EMMETT ID
06/12/98 ADA SPOTTER REPORTED RAINFALL
RATE OF 2.0 INCHES PER
HOUR.
0450 PM FRENCHGLEN OR FLOODING
06/12/98 HARNEY 2-3 INCHES OF WATER
COVERING STATE HIGHWAY 205Local storm report, Jun 12, 4:28 PM PDT, 1 hour 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE BOISE IDAHO
528 PM MDT FRI JUN 12 1998
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0246 PM IDAHO CITY ID
06/12/98 BOISE 0.50 INCHES OF RAIN IN 15
MINUTES
0330 PM BOISE ID FLOODING
06/12/98 ADA WATER COVERING ROAD IN
MANY CITY LOCATIONS
0333 PM 30 S JUNTURA OR
06/12/98 MALHEUR 0.87 INCHES OF RAIN IN ONE
HOUR AT RED BUTTE RAWS
0340 PM BOISE TERMINAL ARPT ID
06/12/98 ADA 0.42 INCHES RAIN IN 18
MINUTES
0350 PM 5 S EMMETT ID
06/12/98 ADA FUNNEL CLOUD OBSERVED;
RETREATED INTO CLOUD
0400 PM JUNTURA OR .75 INCH HAIL
06/12/98 MALHEUR 6 INCHES DEPTH OF
PENNY-SIZED HAIL
0410 PM JUNTURA OR FLOODING
06/12/98 MALHEUR US RTE 20 CLOSED DUE TO
FLOODING
0448 PM 8 S EMMETT ID
06/12/98 ADA SPOTTER REPORTED RAINFALL
RATE OF 2.0 INCHES PER
HOUR.
0450 PM FRENCHGLEN OR FLOODING
06/12/98 HARNEY 2-3 INCHES OF WATER
COVERING STATE HIGHWAY 205Nearby
Flash Flood Warnings in Oregon, 1998Every flash flood warning in 1998
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.