Alert archive / Oregon / Flash Flood Warnings in 1996

Flash Flood Warning 5, NWS Medford, OR

November 18, 1996Douglas County, Jackson County, Josephine County, Oregon; Siskiyou County, California

NWS Medford, OR issued this flash flood warning at Nov 18, 1996, 8:48 PM PST for Douglas County, Jackson County, Josephine County, Oregon; Siskiyou County, California. It was in force for 12 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
Nov 18, 1996, 8:48 PM PST (04:48 UTC)
Expired
Nov 19, 1996, 9:00 AM PST
In force
12 hr
Issued by
NWS Medford, OR
Area
Whole counties

Counties Siskiyou County, CA, Douglas County, OR, Jackson County, OR, Josephine County, OR

The radar

The Medford radar (KMAX), 44 km from the middle of the area, began a volume at 04:52 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

Medford/Jackson, OR (KMFR), launched 00:00Z, 4.8 hours before the alert went out and 17 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-pSkew-T log-p diagram, Medford/Jackson, OR at 00:00Z on 1996-11-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Medford/Jackson, OR at 00:00Z on 1996-11-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 374 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
732 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
374 m²/s²
0-3 km storm-relative helicity
850 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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.

NWS Medford, OR wrote its last area forecast discussion before this flash flood warning went out at Nov 18, 8:34 PM PST, 14 minutes earlier.

Area forecast discussion, Nov 18, 8:34 PM PST, 14 minutes before
SOUTHWEST OREGON/NORTHEAST CALIFORNIA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE MEDFORD OR
830 PM PST MON NOV 18 1996

BAROCLINIC BAND MOVG NORTH OVR SWRN ORE.  RADAR AND SATL SHOW
INTENSITY OF THIS BAND DECRNG OVR JACKSON AND JOSEPINE COUNTYS
MNLY...BUT STILL SOME SHWRS OVR THOSE COS AND NRN CAL.  APRS FOR MOST
PART HVY RAINS WILL BE TURNING TO SHWRS FOR THESE AREAS BY SUNRISE.
COAST AND UMPQUA STILL UNDER LCLLY HVY PRECIP.  NEW PROGS CONT TREND
OF CURRENT FCST...SO WILL BASICALLY LEAVE THINGS AS IS.  APPRS WINDS
MAY DCRS MANY AREAS TUE MORN AS OFF SHORE LOW MOVES INLAND EVENTUALLY.
BG

.KMAX...VCP 21...

.MFR...FLW...COQUILLE R./N. UMPQUA
       FFW...SMALL STREAM/URBAN FLOODING JACKSON...JOSEPHINE...
             CURRY...COOS...DOUGLAS...WRN SISKIYOU COUNTIES TGNT
       FFA...MAINSTEM S COAST/W SISKIYOU COUNTY

...SEE PDXCCFPDX FOR CODED CITIES FORECAST.

MFR RC 046/053 039/050 034 05++63
LMT RC 043/050 030/044 Z030 057743
RBG RC 046/052 040/049 040 05++75
4BK RC 052/057 045/055 045 05++75
OTH RC 050/055 045/053 045 05++75
YKA RC 040/052 030/048 030 059963
MHS RC 041/049 035/046 030 059963
S11 RC 037/054 030/050 025 059753

In the hours before

Local storm report, Nov 18, 4:45 PM PST, 4 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEDFORD OREGON
444 PM PST MON NOV 18 1996

TIME(PST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0355 PM    GRANTS PASS               OR
11/18/96   JOSEPHINE                      JO03 NEAR GRANTS PASS 2.64
                                          INCHES OF RAIN FROM 6PM
                                          SUNDAY UNTIL 245PM TODAY.

0357 PM                              OR
11/18/96   COOS                           3S OF MYRTLE POINT 2.5
                                          INCHES OF RAIN PAST 2 DAYS
                                          AS OF 5AM. 3.75 SINCE 5AM.

0358 PM    COPPER                    OR
11/18/96   JACKSON                        COPPER 4NE 1.57 INCHES OF
                                          RAIN 4PM-4PM.

0359 PM                              OR   FLOODING
11/18/96   JOSEPHINE                      NEAR CAVE JUNCTION WATER
                                          OVER THE ROAD HWY 199
                                          MP30.

0400 PM    NORTH BEND                OR   FLOODING
11/18/96   COOS                           NORTH BEND 2.50 INCH OF
                                          RAIN 4PM-4PM. FAIRLY
                                          EXTENSIVE URBAN FLOODING
                                          IN COOS BAY AND NORTH
                                          BEND.

0401 PM    PORT ORFORD               OR
11/18/96   CURRY                          PORT ORFORD 5E 5.25 INCES
                                          OF RAIN 8AM-4PM WIND
                                          25-30G60MPH.

0403 PM    NORTH BEND                OR
11/18/96   COOS                           SPOTTER #47 NORTH BEND 24
                                          HOUR PRECIPITATION ENDING
                                          AT 4PM 3.20 INCHES.
                                          MODERATE RAIN CONTINUES AT
                                          4PM.

0440 PM    PORT ORFORD               OR
11/18/96   CURRY                          SPOTTER REPORTED 1.50
                                          INCHES RAIN FROM 2PM-4PM
                 b                         PST.
Local storm report, Nov 18, 6:20 PM PST, 2 hours 28 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEDFORD OREGON
618 PM PST MON NOV 18 1996

TIME(PST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0500 PM                              OR
11/18/96   DOUGLAS                        5.02 INCHES LAST 24 HOURS

0516 PM    BANDON                    OR
11/18/96   COOS                           THE VERY END OF BILL CREEK
                                          NEAR BANDON...24 HOUR RAIN
                                          - 4.8 " SINCE 9AM ROAD
                                          WASHED OUT TO
                                          HOUSE..OCCUPANTS STRANDED
                                          IN HOME.

0528 PM    MURPHY                    OR
11/18/96   JOSEPHINE                      AT 5PM 24 HOUR RAINFALL
                                          4.8".  3;33 PM AT
                                          MURPHY/RANTS PASS WIND
                                          ESTIMATED 40 TO 50 MPH,
                                          BLEW TREE DOWN-CAR HIT
                                          TREE-UNCONFIRMED INJURY.

0541 PM    GRANTS PASS               OR
11/18/96   JOSEPHINE                      SPOTTER JO30 GRANST PASS
                                          REPORTED 2.2 INCHES OF
                                          RAIN 81M TO 5:30PM

0607 PM    ROSEBURG                  OR
11/18/96   DOUGLAS                        SPOTTER D03 AT MELROSE
                                          NEAR ROSEBURG 3.87 INCHES
                                          7 AM  TO 6 PM THIS EVENIN.

0615 PM    BANDON                    OR
11/18/96   COOS                           NEAR WHISKEY RUN
                                          BEACH...TREES DOWN ON
                                          BEACH LOOP ROAD TAKING
                                          DOWN POWER LINES. 4.4
                                          INCHES RAIN LAST 24 HOURS.
Local storm report, Nov 18, 7:01 PM PST, 1 hour 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEDFORD OREGON
700 PM PST MON NOV 18 1996

TIME(PST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0643 PM    ROSEBURG                  OR
11/18/96   DOUGLAS                        FROM 10PM SUNDAY TIL 6PM
                                          MONDAY 4.85" IN NORTHWEST
                                          ROSEBUJRG

0657 PM    ROSEBURG                  OR
11/18/96   DOUGLAS                        DO11 4.55 INCHES SINCE 10
                                          PM SUNDAY
Local storm report, Nov 18, 7:30 PM PST, 1 hour 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEDFORD OREGON
728 PM PST MON NOV 18 1996

TIME(PST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0724 PM    TALENT                    OR
11/18/96   JACKSON                        .75 INCHES SINCE 7AM THIS
                                          MORNING 1/2 MI EAST OF
                                          TALENT.

0726 PM    BUTTE FALLS               OR
11/18/96   JACKSON                        SPOTTER JA45 BUTTE FALLS
                                          REPORTED 1.57 INCHES SINCE
                                          AM THIS MORNING.
Special weather statement, Nov 18, 7:43 PM PST, 1 hour 5 minutes before
CAC093-ORC011-015-019-029-033-190930-

SPECIAL WEATHER STATEMENT/URBAN AND SMALL STREAM FLOOD STATEMENT
NATIONAL WEATHER SERVICE MEDFORD OR
740 PM PST MON NOV 18 1996

...A SMALL RIVER AND STREAM FLOOD WARNING CONTINUES IN EFFECT UNTIL 930
PM THIS EVENING...

...AN URBAN AND SMALL STREAM FLOOD WARNING CONTINUES IN EFFECT UNTIL
TUESDAY AFTERNOON...

...A FLOOD WATCH CONTINUES IN EFFECT FOR SOUTHWESTERN OREGON AND WESTERN
SISKIYOU COUNTY OF NORTHERN CALIFORNIA...

RADAR AND SATELLITE DATA CONTINUE TO DISPLAY MODERATE TO HEAVY AREAS OF
RAIN FROM THE OREGON COAST EASTWARD TO THE CASCADES THIS EVENING.
HEAVIEST RAIN WAS OBSERVED FROM THE SOUTH COAST THROUGH DOUGLAS COUNTY
AND NORTHERN PORTIONS OF JOSEPHINE AND JACKSON COUNTIES. MORE HEAVY RAIN
BANDS OFF THE COAST WILL SPREAD OVER THE AREA THROUGHOUT THIS EVENING.

FLOODING OF SMALL STREAMS AND CREEKS ACROSS ALL OF SOUTHERN OREGON WEST
OF THE CASCADES AND IN WESTERN SISKIYOU COUNTY IS EXPECTED TO CONTINUE
TONIGHT. REPORTS OF STREAMS APPROACHING OR EXCEEDING BANKFULL HAVE BEEN
SCATTERED ABOUT THE AREA. NEAR THE COAST SECTIONS OF HIGHWAY 101 WERE
CLOSED EARLIER THIS AFTERNOON. RAINFALL AMOUNTS SINCE LATE LAST NIGHT
HAVE RANGED UP TO AROUND SIX INCHES AT GOLD BEACH TO THE ROSEBURG AREA.
SOME RIVERS AND STREAMS...LIKE THE COQUILLE AND UMPQUA...COULD REACH
RECORD LEVELS BY TUESDAY.

IN NORTHERN CALIFORNIA THE SCOTT RIVER HAS SEEN SOME IMPRESSIVE RISES
THE PAST FEW HOURS. PERSONS LIVING IN THE SCOTT RIVER VALLEY SHOULD
MONITOR THE SITUATION AND TAKE QUICK ACTION SHOULD FLOODING OCCUR.

RESIDENTS OF THE ENTIRE AREA SHOULD MAINTAIN HEIGHTENED AWARENESS FOR
POTENTIAL FLOODING OF ROADWAYS...STREAMS AND RIVERS...AND LOW-LYING
AREAS THROUGHOUT TONIGHT AND TUESDAY.

BURBACK
Local storm report, Nov 18, 8:31 PM PST, 17 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE MEDFORD OREGON
829 PM PST MON NOV 18 1996

TIME(PST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0808 PM    GOLD BEACH                OR
11/18/96   CURRY                          SPOTTER #20 CURRY CO IN
                                          GOLD BEACH REPORTED 5.60
                                          INCHES OF RAIN FOR 24
                                          HOURS EDING A 8PM.

0826 PM    COOS BAY                  OR
11/18/96   COOS                           5.05 INCHES OF RAIN SINCE
                                  8        8AM. 2.15 INCHES BETWEEN 7
                                          AND 8 PM POWER WENT OUT
                                          WITH WIND GUSTS TO 50 MPH.

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 18, 5:00 PM PSTFlash Flood WarningMFRDouglas, Josephine19 hr
Nov 18, 8:48 PM PSTFlash Flood WarningMFRCoos, Curry12 hr

Nearby

Flash Flood Warnings in Oregon, 1996Flash Flood Warnings in California, 1996Every flash flood warning in 1996

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.