931  
FNUS76 KMFR 192342  
FWSMFR  
 
SPOT FORECAST FOR LOWER KLAMATH RX...USWFS  
NATIONAL WEATHER SERVICE MEDFORD OR  
442 PM PDT SUN APR 19 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0700 PDT ON APRIL 20.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
A SLOW MOVING LOW PRESSURE SYSTEM WILL BRING SHOWERS  
AND GUSTY WINDS DURING THE SPOT FORECAST PERIOD. DAYTIME HIGHS COOL  
SLIGHTLY ON MONDAY, WITH GUSTY AFTERNOON AND EVENING WINDS. ISOLATED  
SHOWERS ARE POSSIBLE OVERNIGHT, BUT WITH HIGHER CHANCES INTO  
TUESDAY. SLIGHT CHANCES FOR EMBEDDED THUNDERSTORMS ARE PRESENT ON  
TUESDAY AFTERNOON AND EVENING. SHOWERS EASE ON WEDNESDAY, WITH  
ANOTHER ROUND OF GUSTY WINDS POSSIBLE IN THE AFTERNOON AND EVENING.  
WARM AND DRY CONDITIONS ARE FORECAST ON THURSDAY, CONTINUING INTO  
THE WEEKEND.  
   
MONDAY
 
 
SKY/WEATHER.........PARTLY SUNNY. VERY SLIGHT CHANCES (10-15%) FOR  
LIGHT AFTERNOON SHOWERS.  
CHANCE OF LIGHTNING.4 PERCENT.  
MAX TEMPERATURE.....63 TO 66 DEGREES.  
MIN HUMIDITY........31 TO 34 PERCENT.  
EYE LEVEL WINDS.....SOUTH AT 3 TO 5 MPH BECOMING SOUTH AT  
10 TO 12 MP WITH AFTERNOON GUSTS UP TO  
22 MPH.  
WIND (20 FT)........SOUTH AT 5 TO 7 MPH BECOMING SOUTH AT  
17 TO 20 MPH WITH AFTERNOON GUSTS UP TO  
33 MPH.  
MIXING HEIGHT.......6300 FT AGL.  
TRANSPORT WINDS.....SOUTH AT 8 TO 10 MPH BECOMING SOUTH AT  
25 TO 28 MPH IN THE AFTERNOON.  
CWR.................0 PERCENT.  
   
MONDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY. 40% CHANCE OF EVENING SHOWERS  
INCREASING TO 60% EARLY TUESDAY MORNING.  
CHANCE OF LIGHTNING.5 PERCENT.  
MIN TEMPERATURE.....38 TO 41 DEGREES  
MAX HUMIDITY........82 TO 85 PERCENT.  
EYE LEVEL WINDS.....SOUTH AT 9 TO 12 MPH WITH EVENING GUSTS UP TO  
20 MPH BECOMING VARIABLE OVERNIGHT, SETTLING  
AT SOUTHEAST AT 3 TO 5 MPH EARLY TUESDAY  
MORNING.  
WIND (20 FT)........SOUTH AT 15 TO 18 MPH WITH EVENING GUSTS UP TO  
30 MPH BECOMING VARIABLE OVERNIGHT, SETTLING  
AT SOUTHEAST AT 5 TO 7 MPH EARLY TUESDAY  
MORNING.  
MIXING HEIGHT.......800 FT AGL.  
TRANSPORT WINDS.....SOUTH AT 20 TO 22 MPH BECOMING SOUTH AT  
10 TO 12 MPH EARLY TUESDAY MORNING.  
CWR.................5 PERCENT.  
   
TUESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. 60% CHANCES OF MORNING SHOWERS  
INCREASE TO 80% IN THE AFTERNOON.  
CHANCE OF LIGHTNING.15 PERCENT.  
MAX TEMPERATURE.....53 TO 56 DEGREES.  
MIN HUMIDITY........54 TO 58 PERCENT.  
EYE LEVEL WINDS.....SOUTHEAST AT 3 TO 5 MPH BECOMING SOUTH AT  
6 TO 8 MPH WITH AFTERNOON GUSTS UP TO  
14 MPH.  
WIND (20 FT)........SOUTHEAST AT 5 TO 7 MPH BECOMING SOUTH AT  
8 TO 10 MPH WITH AFTERNOON GUSTS UP TO  
18 MPH.  
MIXING HEIGHT.......6400 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AT 8 TO 10 MPH BECOMING SOUTH AT  
12 TO 14 MPH IN THE AFTERNOON.  
CWR.................33 PERCENT.  
   
OUTLOOK FOR MONDAY APRIL 27 THROUGH SUNDAY MAY 03
 
 
FOR OREGON...INCREASED PROBABILITIES FOR ABOVE NORMAL TEMPERATURES  
AND NEAR NORMAL PRECIPITATION.  
FOR NRN CALIF...INCREASED PROBABILITIES FOR ABOVE NORMAL TEMPERATURES  
AND ABOVE NORMAL PRECIPITATION.  
=  

 
FORECASTER...DALDRUP  
REQUESTED BY...JOSEPH SPIVEY  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2610619.0/MFR  
.DELDT 04/20/26  
.FORMATTERVERSION 2.0.0  
.EMAIL JOSEPH_SPIVEY@FWS.GOV  
 
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