339
FNUS75 KBOI 291247
FWSBOI
SPOT FORECAST FOR POORMAN RX...USFS
NATIONAL WEATHER SERVICE BOISE ID
647 AM MDT FRI MAY 29 2026
FORECAST IS BASED ON IGNITION TIME OF 0800 MDT ON MAY 29.
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.
..ISOLATED SHOWERS AND THUNDERSTORMS TODAY AND SATURDAY
..COOLER AND BREEZY THROUGH THE WEEKEND
DISCUSSION
AN AREA OF LOW PRESSURE WILL BRING ISOLATED SHOWERS AND
THUNDERSTORMS TO THE BOISE MOUNTAINS EACH AFTERNOON TODAY AND
SATURDAY. GUSTY OUTFLOW WINDS, SMALL HAIL, BRIEF HEAVY RAIN, AND
LIGHTNING ARE POSSIBLE FROM STORMS, BUT THE THREAT IS LOW.
WINDS WILL BE A BIT BREEZY FROM THE WEST EACH DAY. TEMPERATURES
WILL TREND 5-10 DEGREES COOLER EACH DAY WITH INCREASING RELATIVE
HUMIDITY. DRY CONDITIONS WILL RETURN BY SUNDAY WITH WARMER AND DRY
CONDITIONS NEXT WEEK.
TODAY
SKY/WEATHER.........PARTLY SUNNY. A 10% CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....71 TO 77.
MIN HUMIDITY........28 TO 33 PERCENT.
CWR.................5 PERCENT.
WIND - 20 FOOT......WEST 2 TO 5 MPH IN THE MORNING, INCREASING TO
5 TO 10 MPH IN THE AFTERNOON. GUSTY AND ERRATIC
WINDS EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......8500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 10 MPH.
VENTILATION INDEX...850 EXCELLENT.
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY. A 20% CHANCE OF SHOWERS IN THE
EVENING.
MIN TEMPERATURE.....42 TO 47.
MAX HUMIDITY........80 TO 90 PERCENT.
CWR.................10 PERCENT.
WIND - 20 FOOT......NORTHWEST 3 TO 8 MPH. GUSTS UP TO 14 MPH IN THE
EVENING.
MIXING HEIGHT.......300 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.
VENTILATION INDEX...30 POOR.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.
A SLIGHT CHANCE OF THUNDERSTORMS IN THE
AFTERNOON. CHANCE OF PRECIPITATION 20 PERCENT.
MAX TEMPERATURE.....64 TO 71.
MIN HUMIDITY........39 TO 44 PERCENT.
CWR.................10 PERCENT.
WIND - 20 FOOT......WEST 6 TO 12 MPH WITH GUSTS TO AROUND 18 MPH.
GUSTY AND ERRATIC WINDS EXPECTED NEAR
THUNDERSTORMS.
MIXING HEIGHT.......5500 FT AGL.
TRANSPORT WINDS.....NORTHWEST AROUND 15 MPH.
VENTILATION INDEX...825 EXCELLENT.
FORECASTER...TANGEN
REQUESTED BY...RYAN SHANNAHAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2611661.29/BOI
.DELDT 05/29/26
.FORMATTERVERSION 2.0.0
.EMAIL RYAN.SHANNAHAN@USDA.GOV
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