FNUS75 KBOU 202211 FWSBOU SPOT FORECAST FOR BERRY RIDGE FIRE...COUNTY NATIONAL WEATHER SERVICE DENVER CO 411 PM MDT THU MAY 20 2010 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...AN UPPER LEVEL RIDGE WILL BE OVER THE AREA TONIGHT WITH WEAK WESTERLY FLOW ALOFT. ON FRIDAY...FLOW ALOFT WILL BECOME MODERATE AND MORE SOUTHWESTERLY. AT THE SURFACE...WEAK HIGH PRESSURE OVER THE NORTHERN PLAINS AND LOWER PRESSURE OVER WESTERN COLORADO WILL PRODUCE WEAK EASTERLY WINDS THIS EVENING AND SOUTHEASTERLY WINDS ON FRIDAY. THE AIRMASS WILL BE DRY AND COOL TONIGHT THEN DRY AND WARMER ON FRIDAY. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....38-44. MAX HUMIDITY........66-74%. WIND (20 FT)........EAST 4-8 MPH UNTIL 2000...THEN WEST 4-10 MPH. TRANSPORT WINDS.....WEST 10-16 MPH UNTIL 2400...THEN LIGHT. MIXING HEIGHT.......3500-4000 FT AGL UNTIL 2000...THEN 500 FT AGL. SMOKE DISPERSAL.....FAIR UNTIL 1900. POOR AFTER 2100. HAINES INDEX........2 VERY LOW. .FRIDAY... SKY/WEATHER.........MOSTLY SUNNY UNTIL 1200...THEN PARTLY CLOUDY(50-60%). ISOLATED THUNDERSTORMS AFTER 1200. MAX TEMPERATURE.....66-74. MIN HUMIDITY........26-34%. WIND (20 FT)........DOWNSLOPE/DOWNVALLEY 4-8 MPH UNTIL 0900... THEN SOUTHEAST 8-14 MPH. TRANSPORT WINDS.....SOUTHWEST 12-18 MPH UNTIL 1200...THEN 18-28 MPH. MIXING HEIGHT.......500-1000 FT AGL UNTIL 1000...THEN RISING TO 6000-7000 FT AGL AFTER 1200. SMOKE DISPERSAL.....POOR UNTIL 1000...THEN GOOD UNTIL 1300...THEN VERY GOOD UNTIL 1500...THEN EXCELLENT UNTIL 1700...THEN VERY GOOD. HAINES INDEX........2 VERY LOW. .FRIDAY NIGHT... SKY/WEATHER.........PARTLY CLOUDY(40-50%). SLIGHT CHANCE OF THUNDERSTORMS UNTIL 2400. MIN TEMPERATURE.....40-46. MAX HUMIDITY........48-56%. WIND (20 FT)........BREEZY. DOWNSLOPE/DOWNVALLEY 2-8 MPH UNTIL 2100...THEN WEST 8-10 MPH UNTIL 2400...THEN 17-27 MPH WITH GUSTS TO 35 MPH. TRANSPORT WINDS.....SOUTHWEST 16-24 MPH UNTIL 2400...THEN 25-36 MPH. MIXING HEIGHT.......5000 FT AGL UNTIL 1900...THEN 500-1000 FT AGL. SMOKE DISPERSAL.....VERY GOOD UNTIL 1900. POOR AFTER 2100. HAINES INDEX........5 MODERATE. .SATURDAY... SKY/WEATHER.........MOSTLY SUNNY. MAX TEMPERATURE.....70-78. MIN HUMIDITY........18-24%. WIND (20 FT)........BREEZY. SOUTHWEST WINDS 18-28 MPH WITH GUSTS TO 40 MPH UNTIL 1200...THEN 10-15 MPH. TRANSPORT WINDS.....SOUTHWEST 34-46 MPH. MIXING HEIGHT.......6000-7000 FT AGL AFTER 1100. SMOKE DISPERSAL.....POOR UNTIL 0800. EXCELLENT AFTER 1200. HAINES INDEX........4 LOW. .FORECAST DAYS 3 THROUGH 5... .SUNDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 40S. HIGHS AROUND 70. SOUTH WINDS AROUND 10 MPH WITH GUSTS TO 30 MPH. .MONDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .TUESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS AROUND 40. HIGHS IN THE MID 60S. TYPICAL SLOPE/VALLEY WINDS LESS THAN 10 MPH. .WEDNESDAY...PARTLY CLOUDY. SLIGHT CHANCE OF THUNDERSTORMS AFTER 1200. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 70S. NORTHEAST WINDS AROUND 8 MPH WITH GUSTS TO 20 MPH. EXPERIMENTAL FIRE WEATHER TABLE FOR BERRY RIDGE FIRE. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE DIGITAL DATABASE. VALUES IN THE TABLE MAY NOT AGREE WITH INFORMATION IN THE NARRATIVE FORECAST. INFORMATION CONTAINED IN THIS TABLE SHOULD NOT BE CONSIDERED AN OFFICIAL FORECAST. PLEASE PROVIDE FEEDBACK IF THE INFORMATION IN THIS TABLE HAS BEEN REPRESENTATIVE AND/OR USEFUL. +++ FORECAST SC PP TF RH 20FT G H L 10K MIXG TRAN VENTL AJTV VALID AT % % F % WIND S I A WIND HGT WIND RATE RATNG MPH T L MPH AGL MPH KT-FT 05/20-15 7 0 63 34 E 6 6 2 1 W35 6034 W 15 79713 G 05/20-16 7 0 63 34 E 6 1 5416 W 14 67763 G 05/20-17 7 0 63 37 NE 6 1 4798 W 13 55813 F 05/20-18 34 0 62 41 NE 6 6 2 1 W33 4179 W 12 43863 F 05/20-19 34 0 60 44 N 6 1 2951 W 10 30302 P 05/20-20 34 0 56 48 NW 5 1 1724 W 9 16742 P 05/20-21 18 0 53 52 W 5 5 2 1 W35 496 W 7 3181 P 05/20-22 18 0 51 56 W 6 1 418 W 8 2749 P 05/20-23 18 0 49 59 W 7 1 341 W 8 2317 P 05/21-00 16 0 48 61 W 8 13 2 1 W28 263 W 8 1885 P 05/21-01 16 0 46 64 W 8 1 228 W 8 1562 P 05/21-02 16 0 45 67 W 8 1 194 SW 7 1240 P 05/21-03 16 0 44 69 W 8 13 2 1 SW36 159 SW 7 917 P 05/21-04 16 0 43 67 W 8 1 205 SW 6 878 P 05/21-05 16 0 43 64 W 7 1 252 S 5 838 P 05/21-06 17 1 43 63 W 7 7 2 1 W47 298 S 3 798 P 05/21-07 17 1 45 62 SW 7 1 1465 S 6 13502 P 05/21-08 17 1 50 57 S 7 1 2631 SW 9 26207 P 05/21-09 17 1 54 52 SE 7 7 2 1 W44 3797 SW 12 38911 P 05/21-10 17 1 59 46 SE 8 1 4568 SW 14 57265 F 05/21-11 17 1 62 41 SE 8 1 5340 SW 16 75619 G 05/21-12 51 10 64 38 SE 9 15 2 2 SW35 6112 SW 17 93973 G 05/21-13 51 10 66 37 SE 9 2 6541 SW 21 120270 V 05/21-14 51 10 67 36 SE 10 2 6970 SW 24 146567 V 05/21-15 59 20 67 35 SE 9 15 2 3 SW43 7399 SW 26 172863 E 05/21-16 59 20 68 33 SE 7 3 6671 SW 26 153027 E 05/21-17 59 20 67 31 SE 5 3 5943 SW 25 133191 V 05/21-18 58 20 66 30 SE 3 3 3 3 SW45 5215 SW 25 113355 V 05/21-19 58 20 63 32 S 3 3 3642 SW 22 77958 G 05/21-20 58 20 60 36 SW 5 3 2068 SW 20 42562 F 05/21-21 58 20 56 40 W 6 6 2 3 SW44 495 SW 16 7166 P 05/21-22 58 20 53 42 W 8 3 393 SW 18 5985 P 05/21-23 58 20 51 42 W 10 3 292 SW 21 4804 P 05/22-00 33 0 49 43 W 13 21 2 1 SW45 190 SW 22 3623 P 05/22-01 33 0 48 44 W 16 1 179 SW 28 4208 P 05/22-02 33 0 46 47 W 20 1 168 W 33 4793 P 05/22-03 33 0 45 49 W 22 35 5 1 S40 157 W 39 5378 P 05/22-04 33 0 44 49 W 24 1 169 W 40 5855 P 05/22-05 33 0 44 48 W 26 1 181 W 40 6332 P 05/22-06 7 0 44 49 W 26 43 4 1 SW44 192 W 40 6808 P 05/22-07 7 0 46 48 W 25 1 606 W 44 25508 P 05/22-08 7 0 51 44 W 23 1 1020 W 47 44207 F 05/22-09 7 0 56 39 W 21 33 4 1 SW68 1434 W 51 62907 G 05/22-10 7 0 60 34 SW 18 1 2776 SW 49 116195 V 05/22-11 7 0 63 30 SW 16 1 4118 SW 48 169484 E 05/22-12 20 0 66 26 S 14 22 3 1 SW69 5459 SW 47 222773 E 05/22-13 20 0 68 25 SW 12 1 6125 SW 43 220123 E 05/22-14 20 0 69 24 SW 10 1 6790 SW 38 217473 E 05/22-15 20 0 69 23 SW 10 16 2 1 SW59 7456 SW 33 214823 E 05/22-16 20 0 70 24 SW 13 1 7103 SW 33 207694 E 05/22-17 20 0 69 26 SW 15 1 6750 SW 35 200565 E 05/22-18 20 0 67 29 W 17 28 2 1 SW58 6396 SW 35 193436 E 05/22-19 20 0 65 31 W 17 1 4389 SW 33 132083 V 05/22-20 20 0 60 36 W 16 1 2382 SW 31 70730 G 05/22-21 20 0 56 40 W 15 24 2 1 SW51 374 SW 29 9377 P 05/22-22 20 0 53 44 W 17 1 317 SW 32 8438 P 05/22-23 20 0 51 47 W 20 1 259 SW 35 7498 P 05/23-00 34 0 49 50 W 20 31 5 1 S36 201 SW 38 6559 P 05/23-01 34 0 47 53 SW 15 1 286 SW 31 6681 P 05/23-02 34 0 45 55 SW 9 1 371 SW 24 6803 P 05/23-03 34 0 44 58 SW 5 5 3 1 S40 456 SW 17 6926 P 05/23-04 34 0 43 59 SW 3 1 688 SW 17 10381 P 05/23-05 34 0 43 60 SW 5 1 919 SW 17 13836 P 05/23-06 39 0 43 61 SW 6 6 2 1 SW47 1151 SW 17 17290 P 05/23-07 39 0 45 57 S 6 1 2367 SW 21 51190 F 05/23-08 39 0 50 50 S 7 1 3583 SW 25 85089 G 05/23-09 39 0 55 44 S 7 7 2 1 S40 4799 SW 29 118988 V 05/23-10 39 0 59 39 S 7 1 5988 SW 28 140753 V 05/23-11 39 0 63 36 S 8 1 7176 SW 26 162517 E 05/23-12 49 10 65 34 SE 8 13 2 2 SW39 8365 SW 25 184282 E 05/23-13 49 10 67 34 SE 8 2 8693 SW 25 192811 E 05/23-14 49 10 68 33 SE 8 2 9021 SW 25 201339 E 05/23-15 49 10 69 33 SE 8 13 2 2 SW38 9348 S 25 209868 E 05/23-16 49 10 69 33 SE 10 2 8848 S 26 201449 E 05/23-17 49 10 68 35 S 14 2 8347 S 26 193029 E 05/23-18 49 10 66 36 S 16 25 2 2 S43 7847 S 28 184610 E KEY: FORECAST - MONTH/DAY-HOUR OF FORECAST /24-HOUR CLOCK LOCAL TIME/ VALID AT SC - SKY COVER /PERCENT/ PP - PROBABILITY OF PRECIPITATION /PERCENT/ TF - TEMPERATURE /DEGREES F/ RH - RELATIVE HUMIDITY /PERCENT/ 20FT WIND - 20-FOOT WIND /MPH/ GST - 20-FOOT WIND GUST /MPH/ HI - HAINES INDEX LAL - LIGHTNING ACTIVITY LEVEL 10K WIND - 10000 FEET ABOVE GROUND LEVEL FREE-AIR WINDS /MPH/ MIXG HGT - MIXING HEIGHT /FEET ABOVE GROUND LEVEL/ TRAN WIND - TRANSPORT WINDS /MPH/ VENTL RATE - VENTILATION RATE /KNOT-FEET/ AJTV RATNG - SMOKE DISPERSION ADJECTIVE RATING P - POOR F - FAIR G - GOOD V - VERY GOOD E - EXCELLENT $$ DANKERS...WFO BOULDER REQUESTED BY...KENT SPERRY REASON FOR REQUEST...WILDFIRE .TAG 20100520.BERRY.01/BOU