FNUS75 KBOU 292346 FWSBOU SPOT FORECAST FOR PLETCHER SAR...NPS NATIONAL WEATHER SERVICE DENVER CO 444 PM MST SAT JAN 29 2011 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK UPPER LEVEL RIDGE WILL BRING DRY AND RELATIVELY MILD TEMPERATURES THROUGH SUNDAY. THERE WILL ONLY BE PERIODS OF PASSING HIGH LEVEL CLOUDINESS. HOWEVER...WESTERLY WINDS WILL BE INCREASING SUNDAY IN ADVANCE OF THE NEXT STORM SYSTEM...WITH GUSTS INCREASING TO NEAR 45 MPH ON RIDGETOPS. BY LATE SUNDAY NIGHT...THE CHANCE OF SNOW WILL ENTER THE PICTURE WITH SNOW AND MUCH COLDER TEMPERATURES EXPECTED BY MONDAY AS AN ARCTIC FRONT AND UPPER LEVEL STORM SYSTEM DROP ACROSS THE REGION. TEMPERATURES WILL FALL THROUGH THE DAY MONDAY WITH SINGLE DIGIT READINGS BY AFTERNOON AND READINGS WELL BELOW ZERO MONDAY NIGHT. ...THUNDERSTORMS IMPLY STRONG...GUSTY AND ERRATIC WINDS... .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR. MIN TEMPERATURE.....14-20. MAX HUMIDITY........73%. 20-FOOT WINDS.......WEST WINDS 11-17 MPH. GUSTS UP TO 30 MPH AFTER MIDNIGHT. .SUNDAY... SKY/WEATHER.........PARTLY CLOUDY(35-45%). MAX TEMPERATURE.....26-30. MIN HUMIDITY........45%. 20-FOOT WINDS.......WINDY. WEST WINDS 14-21 MPH WITH GUSTS TO 30 MPH ON RIDGETOPS UNTIL 1200...THEN 20-30 MPH WITH GUSTS TO 45 MPH ON RIDGETOPS. .SUNDAY NIGHT... SKY/WEATHER.........MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 2300 UNTIL 0500...THEN CHANCE OF SNOW. MIN TEMPERATURE.....11. MAX HUMIDITY........89%. 20-FOOT WINDS.......WEST WINDS 7-13 MPH. .MONDAY... SKY/WEATHER.........CLOUDY. SNOW LIKELY. MAX TEMPERATURE.....15...BUT TEMPERATURES FALLING THROUGH THE DAY. MIN HUMIDITY........74%. 20-FOOT WINDS.......SOUTHEAST WINDS 7-13 MPH. .FORECAST DAYS 3 THROUGH 5... .TUESDAY...SNOW LIKELY UNTIL 1800...THEN CHANCE OF SNOW. MUCH COLDER. LOWS AROUND 14 BELOW. HIGHS AROUND 6 BELOW. EAST WINDS AROUND 6 MPH. .WEDNESDAY...PARTLY CLOUDY. CHANCE OF SNOW UNTIL 0600. LOWS AROUND 12 BELOW. HIGHS AROUND 3. NORTHWEST WINDS AROUND 5 MPH. .THURSDAY...MOSTLY CLEAR. NOT AS COLD. LOWS AROUND 1 BELOW. HIGHS AROUND 15. NORTHWEST WINDS AROUND 12 MPH WITH GUSTS TO 20 MPH. .FRIDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW AFTER 1800. LOWS AROUND 10. HIGHS AROUND 20. NORTHWEST WINDS AROUND 13 MPH WITH GUSTS TO 25 MPH. FIRE WEATHER TABLE FOR PLETCHER SAR. +++ DATA IN THE FOLLOWING TABLE HAS BEEN SAMPLED DIRECTLY FROM THE FORECAST DATABASE. VALUES IN THE TABLE MAY VARY SLIGHTLY FROM INFORMATION IN THE NARRATIVE 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 01/29-16 17 0 25 60 W 9 1 1166 W 10 10387 P 01/29-17 17 0 20 71 W 9 9 4 1 W26 432 W 9 3639 P 01/29-18 17 0 18 73 W 9 1 369 W 10 3221 P 01/29-19 17 0 18 71 W 10 1 307 W 10 2804 P 01/29-20 17 0 17 69 W 10 10 4 1 W40 244 W 12 2386 P 01/29-21 17 0 18 67 W 12 1 256 W 12 2660 P 01/29-22 17 0 19 65 W 12 1 268 W 13 2933 P 01/29-23 23 0 19 65 W 13 13 4 1 W40 280 W 13 3207 P 01/30-00 23 0 20 61 W 13 1 299 W 14 3478 P 01/30-01 23 0 19 60 W 14 1 319 W 14 3749 P 01/30-02 23 0 20 55 W 14 22 4 1 W37 338 W 14 4020 P 01/30-03 23 0 20 55 W 14 1 336 W 14 4134 P 01/30-04 23 0 20 56 W 15 1 335 W 15 4248 P 01/30-05 30 0 19 60 W 15 24 4 1 W38 333 W 15 4362 P 01/30-06 30 0 20 59 W 14 1 340 W 15 4407 P 01/30-07 30 0 20 60 W 14 1 348 W 15 4451 P 01/30-08 32 0 20 62 W 14 22 4 1 W40 355 W 15 4496 P 01/30-09 32 0 21 61 W 15 1 681 W 18 13007 P 01/30-10 32 0 25 56 W 17 1 1007 W 22 21518 P 01/30-11 48 0 26 54 SW 20 31 4 1 SW41 1333 W 26 30030 P 01/30-12 48 0 28 48 W 22 1 1738 W 30 48999 F 01/30-13 48 0 27 45 W 26 1 2144 W 35 67969 G 01/30-14 48 0 26 46 W 27 45 3 1 SW46 2549 W 39 86938 G 01/30-15 48 0 22 54 W 23 1 1884 W 32 61075 G 01/30-16 48 0 18 68 W 15 1 1219 W 26 35211 P 01/30-17 70 0 14 80 W 9 15 3 1 SW49 553 W 20 9348 P 01/30-18 70 0 12 84 W 9 1 644 W 20 10862 P 01/30-19 70 0 12 84 W 9 1 735 W 20 12376 P 01/30-20 70 0 12 82 W 9 15 4 1 SW39 825 W 20 13889 P 01/30-21 70 0 12 82 W 9 1 695 W 23 14496 P 01/30-22 70 0 12 82 W 9 1 586 W 21 10968 P 01/30-23 89 23 12 83 W 9 15 3 1 W44 477 W 18 7439 P 01/31-00 89 23 12 85 W 8 1 450 W 17 6886 P 01/31-01 89 23 11 87 W 8 1 423 W 17 6333 P 01/31-02 89 23 11 88 W 7 7 3 1 SW45 396 W 17 5780 P 01/31-03 89 23 11 89 W 7 1 401 W 16 5639 P 01/31-04 89 23 11 89 SW 6 1 406 W 16 5498 P 01/31-05 94 52 11 89 SW 6 6 3 1 SW44 411 W 15 5358 P 01/31-06 94 52 13 82 SW 6 1 413 SW 15 5402 P 01/31-07 94 52 14 77 SW 6 1 415 SW 15 5446 P 01/31-08 94 52 15 74 SW 6 6 4 1 W35 416 SW 15 5490 P 01/31-09 94 52 15 74 S 6 1 691 SW 15 8926 P 01/31-10 94 52 14 75 S 7 1 965 SW 15 12362 P 01/31-11 100 70 13 77 SE 7 7 4 1 SW41 1239 SW 15 15798 P 01/31-12 100 70 11 82 SE 7 1 1544 SW 14 18214 P 01/31-13 100 70 9 89 SE 7 1 1849 SW 13 20629 P 01/31-14 100 70 7 96 SE 7 7 4 1 SW36 2154 SW 13 23045 P 01/31-15 100 70 5 100 SE 7 1 1970 SW 12 20078 P 01/31-16 100 70 3 100 SE 8 1 1786 SW 10 17111 P 01/31-17 100 72 1 100 SE 8 13 4 1 SW29 1602 SW 10 14144 P 01/31-18 100 72 1 100 SE 8 1 1538 S 8 11132 P 01/31-19 100 72 0 100 SE 8 1 1473 S 6 8120 P 01/31-20 100 72 -1 100 SE 8 13 4 1 SW28 1409 S 5 5107 P 01/31-21 100 72 -1 94 SE 8 1 1384 S 5 5098 P 01/31-22 100 72 -2 89 SE 7 1 1359 SE 5 5088 P 01/31-23 98 65 -3 84 SE 7 7 4 1 SW35 1334 E 5 5079 P 02/01-00 98 65 -4 82 SE 7 1 1331 E 5 4776 P 02/01-01 98 65 -5 81 SE 8 1 1329 E 3 4472 P 02/01-02 98 65 -6 81 SE 8 13 4 1 SW38 1326 E 3 4169 P 02/01-03 98 65 -7 85 SE 8 1 1371 E 5 4839 P 02/01-04 98 65 -9 89 SE 8 1 1415 E 5 5509 P 02/01-05 98 65 -10 93 SE 8 13 4 1 SW38 1459 NE 5 6179 P 02/01-06 98 65 -11 95 SE 8 1 02/01-07 98 65 -11 95 E 7 1 02/01-08 98 65 -12 97 E 7 7 1 02/01-09 98 65 -13 100 E 6 1 02/01-10 98 65 -14 100 E 5 1 02/01-11 91 56 -14 100 E 5 5 1 02/01-12 91 56 -14 99 E 5 1 02/01-13 91 56 -14 89 E 6 1 02/01-14 91 56 -14 80 E 6 6 1 02/01-15 91 56 -15 74 E 6 1 02/01-16 91 56 -15 70 E 7 1 02/01-17 70 44 -15 67 E 7 7 1 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 $$ FORECASTER...WFO BOULDER REQUESTED BY...ICP REASON FOR REQUEST...SAR .TAG 20110129.PLETC.02/BOU