138
FNUS75 KBOI 152000
FWSBOI
SPOT FORECAST FOR DIAMOND SWAMP...BURNS BLM
NATIONAL WEATHER SERVICE BOISE ID
200 PM MDT WED APR 15 2026
FORECAST IS BASED ON FORECAST START TIME OF 1400 MDT ON APRIL 15.
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.
..CHANCE OF A THUNDERSTORM AND GUSTY WINDS THROUGH THIS EVENING
..BREEZY AND COOLER THURSDAY WITH A CHANCE OF SNOW SHOWERS
DISCUSSION
A COLD FRONT WILL PUSH THROUGH HARNEY COUNTY LATE THIS AFTERNOON
BRINGING SHOWERS, GUSTY NORTHWEST WINDS AND THE CHANCE OF A
THUNDERSTORM. WIND GUSTS TO 40 MPH ARE POSSIBLE WITH THE COLD
FRONTAL PASSAGE. IT WILL REMAIN WINDY OVERNIGHT AS COLDER AIR
MOVES INTO THE REGION. THURSDAY WILL SEE BREEZY NORTHWEST WINDS
AND A CHANCE OF SNOW SHOWERS. A BUILDING HIGH PRESSURE SYSTEM WILL
BRING DRIER AND WARMER CONDITIONS STARTING FRIDAY AND CONTINUING
INTO THE WEEKEND.
REST OF TODAY
SKY/WEATHER.........SHOWERS AND A SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF PRECIPITATION 80 PERCENT.
MAX TEMPERATURE.....52 TO 57.
MIN HUMIDITY........58 TO 63 PERCENT.
CWR.................70 PERCENT.
WIND - 20 FOOT......WEST-SOUTHWEST 17 TO 20 MPH WITH GUSTS TO AROUND
30 MPH SHIFTING TO THE NORTHWEST AROUND 5 PM LOCAL.
GUSTY WINDS TO 40 MPH EXPECTED FROM SHOWERS AND
THUNDERSTORMS.
MIXING HEIGHT.......5000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 40 MPH.
VENTILATION INDEX...2000 EXCELLENT.
TONIGHT
SKY/WEATHER.........RAIN AND SNOW SHOWERS IN THE EVENING, THEN A
CHANCE OF SNOW SHOWERS OVERNIGHT. CHANCE OF
PRECIPITATION 80 PERCENT. LITTLE OR NO SNOW
ACCUMULATION.
MIN TEMPERATURE.....21 TO 26.
MAX HUMIDITY........82 TO 87 PERCENT.
CWR.................30 PERCENT.
WIND - 20 FOOT......NORTHWEST 13 TO 17 MPH. GUSTS UP TO 30 MPH IN
THE EVENING DECREASING TO 20 MPH OVERNIGHT.
MIXING HEIGHT.......1500 FT AGL.
TRANSPORT WINDS.....WEST AROUND 25 MPH.
VENTILATION INDEX...375 FAIR.
THURSDAY
SKY/WEATHER.........PARTLY SUNNY WITH A 40 PERCENT CHANCE OF SNOW
SHOWERS.
MAX TEMPERATURE.....40 TO 45.
MIN HUMIDITY........33 TO 38 PERCENT.
CWR.................20 PERCENT.
WIND - 20 FOOT......NORTHWEST 7 TO 12 MPH WITH GUSTS TO AROUND 20
MPH.
MIXING HEIGHT.......9000 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 25 MPH.
VENTILATION INDEX...2250 EXCELLENT.
FORECASTER...GROENERT
REQUESTED BY...MANDY DECROO
TYPE OF REQUEST...WILDFIRE
.TAG 2610451.0/BOI
.DELDT 04/15/26
.FORMATTERVERSION 2.0.0
.EMAIL ANDRES_OROZCO-JARAMILLO@FWS.GOV,MMDECROO@BLM.GOV,DLJOHNSON@BLM.GOV
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