608
FNUS75 KBOI 301404
FWSBOI
SPOT FORECAST FOR COTTONWOOD III 1A...USFS
NATIONAL WEATHER SERVICE BOISE ID
804 AM MDT WED APR 30 2025
FORECAST IS BASED ON IGNITION TIME OF 0600 MDT ON MAY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (208)334-9060, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
..WARMING AND DRYING TREND THROUGH FRIDAY
DISCUSSION
A RIDGE OF HIGH PRESSURE WILL MOVE IN TODAY, BRINGING LIGHT WINDS
WITH WARM AND DRY CONDITIONS THROUGH FRIDAY MORNING. THERE IS A
LOW CHANCE (5%) OF LIGHT RAIN THIS AFTERNOON WITH WEAK SHOWERS
FORMING MAINLY TO THE EAST OF THE BURN AREA OVER HIGHER TERRAIN.
AN INCOMING SYSTEM ON FRIDAY NIGHT WILL SLIGHTLY ELEVATE SOUTHERLY
WINDS ON FRIDAY AFTERNOON, WITH PEAK GUSTS UP TO 15 MPH ON
RIDGETOPS.
THURSDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....60 TO 67.
MIN HUMIDITY........39 TO 44 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......NORTHEAST 3 TO 5 MPH IN THE MORNING SHIFTING TO THE
SOUTHWEST AROUND 6 TO 8 MPH IN THE AFTERNOON.
MIXING HEIGHT.......6000 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 10 MPH.
VENTILATION INDEX...600 GOOD.
THURSDAY NIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....42 TO 47.
MAX HUMIDITY........58 TO 63 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......WEST 3 TO 5 MPH IN THE EVENING SHIFTING TO THE
EAST 4 TO 8 MPH OVERNIGHT.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....EAST AROUND 10 MPH.
VENTILATION INDEX...20 POOR.
FRIDAY
SKY/WEATHER.........SUNNY.
MAX TEMPERATURE.....67 TO 75.
MIN HUMIDITY........27 TO 32 PERCENT.
CWR.................0 PERCENT.
WIND - 20 FOOT......NORTHEAST 5 TO 9 MPH IN THE MORNING SHIFTING TO THE
SOUTHWEST AROUND 8 TO 12 MPH IN THE AFTERNOON.
MIXING HEIGHT.......7500 FT AGL.
TRANSPORT WINDS.....SOUTH AROUND 14 MPH.
VENTILATION INDEX...1050 EXCELLENT.
FORECASTER...ADAMS
REQUESTED BY...GORDON WELLS
TYPE OF REQUEST...PRESCRIBED
.TAG 2512382.0/BOI
.DELDT 05/01/25
.FORMATTERVERSION 2.0.0
.EMAIL JACOB.MILLER3@USDA.GOV,GORDON.WELLS@USDA.GOV
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