221 FNUS75 KBOI 291554 FWSBOI Spot Forecast for Deer Flat Piles...US FWS National Weather Service Boise ID 854 AM MST Sun Jan 29 2023 Forecast is based on ignition time of 0900 MST on January 29. If conditions become unrepresentative...contact the National Weather Service. ...COLD AND DRY... .DISCUSSION... Arctic air will keep temperatures below freezing with mostly clear skies Fair ventilation today will deteriorate to poor tonight and Monday as a shallow surface based inversion develops. .REST OF TODAY... Sky/weather.........Sunny. Max temperature.....25 to 30. Min humidity........48 to 53 percent. CWR /0.10 inch/.....0 percent. Wind - eye level....Northwest 8-13 mph. Mixing height.......2000 ft AGL. Transport winds.....Northwest around 15 mph. Haines Index........3 very low. Ventilation index...300 fair. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....2 to 7. Max humidity........74 to 79 percent. CWR /0.10 inch/.....0 percent. Wind - eye level....West 5 to 10 mph. Mixing height.......300 ft AGL. Transport winds.....Southwest around 10 mph. Haines Index........4 low. Ventilation index...30 poor. .MONDAY... Sky/weather.........Sunny. Max temperature.....23 to 28. Min humidity........41 to 47 percent. CWR /0.10 inch/.....0 percent. Wind - eye level....South around 5 mph. Mixing height.......1500 ft AGL. Transport winds.....South around 5 mph. Haines Index........4 low. Ventilation index...75 poor. $$ Forecaster...JT Requested by...Bradley Oen Type of request...PRESCRIBED .TAG 2301309.5/BOI .DELDT 01/29/23 .FormatterVersion 2.0.0 .EMAIL bradley_oen@fws.gov