620  
FNUS76 KSEW 052214  
FWSSEW  
 
SPOT FORECAST FOR NORTH CASCADES ENVIRONMENTAL LEARNING CENTER...NORTH CASCADES INSTITUTE  
NATIONAL WEATHER SERVICE SEATTLE WA  
214 PM PST TUE DEC 5 2023  
 
FORECAST IS BASED ON FORECAST START TIME OF 1500 PST ON DECEMBER 05.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
PLEASE CONTACT OUR OFFICE AT (206) 526-6095, IF YOU HAVE QUESTIONS  
OR CONCERNS WITH THIS FORECAST.  
   
DISCUSSION  
AN ATMOSPHERIC RIVER EVENT WILL CONTINUE TO BRING  
RAIN OVER THE AREA THROUGH WEDNESDAY. WHILE RAINFALL RATES WILL  
NEED TO BE CONTINUALLY MONITORED, AT THIS TIME IT DOES NOT APPEAR  
THAT THERE WILL BE HEAVY ENOUGH RAINFALL TO TRIGGER IMMEDIATE  
DEBRIS FLOW OR FLASH FLOODING. HOWEVER, GIVEN PRIOR RAINFALL IN  
ADDITION TO WHAT IS CURRENTLY OCCURING, LANDSLIDES WILL CONTINUE  
TO BE A CONCERN THROUGH AT LEAST WEDNESDAY. LOWERING SNOW LEVELS  
STARTING WEDNESDAY WILL ALLOW FOR EITHER SNOWFALL OR MIXED  
PRECIPITATION. THIS WILL ACTUALLY HELP TO LIMIT SOME LANDSLIDE  
RISK. PRECIPITATION IS EXPECTED TO TAPER OFF, AT LEAST IN TERMS OF  
EXPECTED AMOUNTS, LATE WEDNESDAY AND THURSDAY WITH A BRIEF DRY  
PERIOD EXPECTED FOR FRIDAY.  
   
TONIGHT  
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN IN THE EVENING,  
THEN RAIN AND SNOW LIKELY OVERNIGHT.  
CHANCE OF PCPN......90 PERCENT.  
MIN TEMPERATURE.....AROUND 41.  
MAX HUMIDITY........91 PERCENT.  
SURFACE WINDS (MPH).NORTHWEST WINDS AROUND 5 MPH IN THE EVENING  
BECOMING LIGHT.  
PCPN AMOUNT.........0.50 INCHES.  
   
WEDNESDAY  
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN AND SNOW LIKELY IN  
THE MORNING, THEN RAIN AND SNOW IN THE  
AFTERNOON.  
CHANCE OF PCPN......80 PERCENT.  
MAX TEMPERATURE.....AROUND 44.  
MIN HUMIDITY........79 PERCENT.  
SURFACE WINDS (MPH).LIGHT WINDS BECOMING WEST 5 TO 6 MPH IN THE  
AFTERNOON.  
PCPN AMOUNT.........0.16 INCHES.  
   
WEDNESDAY NIGHT  
 
SKY/WEATHER.........CLOUDY (85-95 PERCENT). RAIN AND SNOW.  
CHANCE OF PCPN......90 PERCENT.  
MIN TEMPERATURE.....AROUND 35.  
MAX HUMIDITY........87 PERCENT.  
SURFACE WINDS (MPH).WEST WINDS 5 TO 7 MPH.  
PCPN AMOUNT.........0.05 INCHES.  
   
THURSDAY  
 
SKY/WEATHER.........CLOUDY (90-100 PERCENT). RAIN AND SNOW.  
CHANCE OF PCPN......90 PERCENT.  
MAX TEMPERATURE.....AROUND 39.  
MIN HUMIDITY........74 PERCENT.  
SURFACE WINDS (MPH).WEST WINDS 5 TO 7 MPH.  
PCPN AMOUNT.........0.12 INCHES.  
 
 
FORECASTER...REEDY  
REQUESTED BY...MARIA SANTIAGO  
TYPE OF REQUEST...OTHER  
.TAG 2326454.0/SEW  
.DELDT 12/05/23  
.FORMATTERVERSION 2.0.0  
.EMAIL MARIA_SANTIAGO@NCASCADES.ORG  
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab WA Page
Main Text Page