NWS has issued a Red Flag Warning for both of our fire weather zones today. No open burning in the CCCFPD today. Our fire weather forecast is below.
Please note: Our community (and fire protection district) cover significantly different elevations and slopes and aspects. Some higher or north facing areas can still be damp with snow, while other places in the district are open, wind & sun dried with exposed fuels. No open burning mandates still cover the whole district, across all three counties, and are enforced by the local Sheriff departments.
FNUS55 KBOU 121047 FWFBOU FIRE WEATHER PLANNING FORECAST FOR NORTHEAST AND NORTH CENTRAL COLORADO NATIONAL WEATHER SERVICE DENVER/BOULDER CO 447 AM MDT SUN APR 12 2015 .DISCUSSION...TODAY AND TONIGHT... ...RED FLAG WARNING IN EFFECT FOR WIND AND LOW HUMIDITY FOR THE NORTHERN FRONT RANGE FOOTHILLS AND NORTHEAST PLAINS MAINLY NORTH OF THE I-70 CORRIDOR FROM 10 AM MDT UNTIL 7 PM MDT TODAY...FIRE WEATHER ZONES 215...238...239...242 THROUGH 244...AND 248 THROUGH 251... A COLD FRONT WILL MOVE ACROSS THE AREA LATER THIS MORNING BRINGING GUSTY NORTHWEST WINDS TO THE FORECAST DISTRICT...BUT TEMPERATURES WILL STILL BE MILD AND THE AIRMASS WILL REMAIN QUITE DRY. RED FLAG CONDITIONS ARE EXPECTED TO DEVELOP AS THE WINDS INCREASE AND AIRMASS DRIES LATE THIS MORNING THROUGH THE AFTERNOON...MAINLY NORTH OF THE I-70 CORRIDOR WHERE WINDS WILL BE STRONGEST. WINDS WILL DECREASE AND RED FLAG CONDITIONS WILL ABATE EARLY THIS EVENING AS SURFACE HIGH PRESSURE BUILDS INTO THE STATE. LONG TERM DISCUSSION...MONDAY THROUGH THURSDAY...AN UPPER RIDGE WITH LIGHT WESTERLY FLOW ALOFT WILL COVER COLORADO ON MONDAY. TEMEPRATURES WILL BE ABOVE NORMAL BUT HUMIDITIES WILL BE HIGHER THAN ON SUNDAY. TUESDAY WILL SEE INCREASING MOISTURE AND SOUTHWEST FLOW ALOFT WITH A BETTER CHANCE OF AFTERNOON CONVECTION. ON WEDNESDAY... A RATHER SUBSTANTIAL PRECIPITATION EVENT MAY OCCUR AS A STRONG WEATHER SYSTEM DEVELOPS OVER THE CENTRAL ROCKIES. DEPENDING ON THE TRACK OF THIS SYSTEM...COOL WET WEATHER MAY LINGER INTO THE LATTER PART OF THE WORK WEEK. ...THUNDERSTORMS IMPLY STRONG GUSTY ERRATIC WINDS... ...ALL SURFACE WINDS ARE 20-FOOT...10-MINUTE AVERAGED WINDS... ...CWR IS CHANCE OF WETTING RAIN - 0.10 INCH OR MORE LIQUID... ...24 HR TRENDS ARE BASED ON AVERAGES OVER THE RESPECTIVE ZONE GROUPS AND MAY NOT MATCH THE ACTUAL FORECAST VALUES SHOWN IN THOSE GROUPS... COZ239-122200- BOULDER AND JEFFERSON COUNTIES BELOW 6000 FEET/WEST BROOMFIELD COUNTY- INCLUDING ARVADA...BOULDER...GOLDEN...LAKEWOOD...LONGMONT 447 AM MDT SUN APR 12 2015 ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY... ...RED FLAG WARNING IN EFFECT FROM 10 AM THIS MORNING TO 7 PM MDT THIS EVENING... .TODAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 0800...THEN PARTLY CLOUDY(35-45%) UNTIL 1600...THEN MOSTLY SUNNY. MAX TEMPERATURE.....66-70. 24 HR TREND......LITTLE CHANGE. MIN HUMIDITY........8-12%. 24 HR TREND......LITTLE CHANGE. 20-FOOT WINDS.......WEST 11-17 MPH. GUSTS UP TO 20 MPH INCREASING TO 30 MPH IN THE AFTERNOON. HAINES INDEX........3 VERY LOW. LAL.................1. CWR.................0 PERCENT. 15K FT MSL WINDS....WEST 25-35 MPH. MIXING HEIGHT.......12500-13500 FT AGL. TRANSPORT WINDS.....WEST 15-20 MPH UNTIL 1200...THEN 20-25 MPH. SMOKE DISPERSAL.....POOR UNTIL 0900. EXCELLENT AFTER 1300. .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....36-40. 24 HR TREND......7-10 DEGREES COOLER. MAX HUMIDITY........48-58%. 24 HR TREND......15-20% WETTER. 20-FOOT WINDS.......VARIABLE LESS THAN 8 MPH. GUSTS UP TO 25 MPH IN THE EVENING. HAINES INDEX........4 LOW. LAL.................1. CWR.................0 PERCENT. 15K FT MSL WINDS....WEST 20-30 MPH. MIXING HEIGHT.......10000-11000 FT AGL UNTIL 2000...THEN 2000-3000 FT AGL. TRANSPORT WINDS.....NORTHWEST 15-20 MPH UNTIL 2100. LIGHT AND VARIABLE AFTER 0500. SMOKE DISPERSAL.....EXCELLENT UNTIL 1900. POOR AFTER 2100. .MONDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....65-69. 24 HR TREND......LITTLE CHANGE. MIN HUMIDITY........18-22%. 24 HR TREND......7-10% WETTER. 20-FOOT WINDS.......VARIABLE LESS THAN 8 MPH BECOMING SOUTHEAST 8-12 MPH IN THE AFTERNOON. HAINES INDEX........3 VERY LOW. LAL.................1. CWR.................0 PERCENT. 15K FT MSL WINDS....WEST 15-25 MPH. MIXING HEIGHT.......9000-10000 FT AGL. TRANSPORT WINDS.....LIGHT AND VARIABLE UNTIL 1000...THEN SOUTH AROUND 10 MPH UNTIL 1700...THEN LIGHT AND VARIABLE. SMOKE DISPERSAL.....POOR UNTIL 1300...THEN FAIR. .MONDAY NIGHT...MOSTLY CLEAR. LOWS IN THE LOWER 40S. VARIABLE WINDS LESS THAN 8 MPH. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF RAIN SHOWERS. HIGHS IN THE LOWER 70S. VARIABLE WINDS LESS THAN 8 MPH. .WEDNESDAY...COOLER. MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS AND ISOLATED THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 50S. NORTH WINDS 8-13 MPH. .THURSDAY...MOSTLY CLOUDY. CHANCE OF RAIN AND SNOW SHOWERS. LOWS IN THE LOWER 30S. HIGHS IN THE MID 50S. VARIABLE WINDS LESS THAN 8 MPH.