FNUS75 KABQ 041602 FWSABQ SPOT FORECAST FOR LARGO CANYON...TFO BLM NATIONAL WEATHER SERVICE ALBUQUERQUE NM 902 AM MST THU FEB 4 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. DISCUSSION...CLOUDY CONDITIONS AND HIGH HUMIDITY STARTING THE MORNING AT THE BURN SITE WITH CLOUDS GRADUALLY BREAKING UP IN THE LATE MORNING AND EARLY AFTERNOON. MIXING WILL NOT BE VERY EFFICIENT AND THUS POOR VENTILATION IS EXPECTED TODAY. OTHERWISE TEMPERATURES WILL WARM INTO THE UPPER 30S WITH HUMIDITY ONLY FALLING TO NEAR 60 PERCENT. NORTHWESTERLY WINDS WILL DEVELOP THIS AFTERNOON WITH LIGHT TO MODERATE SPEEDS BETWEEN 8 TO 12 KNOTS. EXCELLENT HUMIDITY RECOVERY EXPECTED TONIGHT WITH WARMER TEMPS AND POOR VENTILATION ON FRIDAY. FOR PLANNED IGNITION TIME OF 1000 MST 2/4/10 CLOUDS/WEATHER......PATCHY FOG IN THE MORNING. MOSTLY CLOUDY IN THE MORNING...THEN PARTLY CLOUDY. MAX TEMPERATURE.....37-41. RELATIVE HUMIDITY...MIN 61-66 PERCENT. MIXING HEIGHT....... .2500 FT AGL. TRANSPORT WIND......WEST 13 KNOTS. VENTILATION CAT.....POOR/32500 KNOT-FT. FORECASTS FOR WINDS ARE 20 FOOT WIND SPEEDS AND MUST BE ADJUSTED ACCORDING TO FUEL TYPE AND SHELTERING TO GET EYE LEVEL WIND SPEED. FORECASTER...52 $$ REQUESTED BY...KYLE SAHD REASON FOR REQUEST...PRESCRIBED .TAG 20100204.LARGO.01/ABQ