808  
FWUS45 KTFX 300900  
AVGTFX  
FWUS45 KTFX 300900  
AVGTFX  
 
AVALANCHE WEATHER GUIDANCE  
NATIONAL WEATHER SERVICE GREAT FALLS MT  
300 AM MDT FRI APR 30 2021  
 
***EXPERIMENTAL***EXPERIMENTAL***EXPERIMENTAL***EXPERIMENTAL***  
 
WE WANT TO KNOW WHAT YOU THINK!! PLEASE TAKE OUR USER SURVEY AT:  
SURVEYMONKEY.COM/R/EXPAVALANCHEWEATHERGUIDANCE_2020  
 
***EXPERIMENTAL***EXPERIMENTAL***EXPERIMENTAL***EXPERIMENTAL***  
 
   
..GLACIER NAT'L PARK/MARIAS PASS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC SC SC SC SC SC SC SC SC SC SC SC BK BK BK BK BK  
CLOUD COVER (%) 45 35 45 50 40 45 40 45 50 40 35 45 60 60 65 70 70  
TEMPERATURE 41 47 52 55 52 45 42 40 37 40 45 46 43 37 32 31 29  
MAX/MIN TEMP 55 37 46 29  
WIND DIR SW SW W W SW W W W W W W W W W NW NW NW  
WIND (MPH) 19 21 29 28 28 25 25 25 21 18 21 24 17 13 10 9 9  
WIND GUST (MPH) 42 49 54 54 49 49 54 52 42 36 41 44 34 33 24 18 18  
PRECIP PROB (%) 0 0 0 0 5 5 5 5 5 0 0 20 20 40 40 50 50  
PRECIP TYPE S S S S S S S  
12 HOUR QPF 0.00 0.00 0.01 0.16  
12 HOUR SNOW 0.0 0.0 0.0 1.1  
SNOW LEVEL (KFT) 8 8 8 8 9 9 8 8 7 7 7 7 7 6 6 5 5  
 
   
..BOB MARSHALL/SCAPEGOAT WILDERNESS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC SC SC SC SC SC SC SC BK BK SC SC SC SC SC SC BK  
CLOUD COVER (%) 40 30 35 40 35 30 30 40 55 55 50 45 40 35 50 50 65  
TEMPERATURE 42 48 56 58 54 46 42 40 38 41 46 49 45 38 34 32 30  
MAX/MIN TEMP 59 38 49 30  
WIND DIR W W W W W W W W W W W W W W W W NW  
WIND (MPH) 16 19 29 28 28 23 20 18 14 14 19 21 14 12 10 8 6  
WIND GUST (MPH) 37 41 54 54 48 41 41 36 32 33 36 41 35 34 31 19 19  
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 10 10 10 10 10 10 20 20  
PRECIP TYPE R R R R S S S S S  
12 HOUR QPF 0.00 0.00 0.01 0.01  
12 HOUR SNOW 0.0 0.0 0.0 0.1  
SNOW LEVEL (KFT) 8 9 9 9 8 8 9 8 8 8 7 7 7 7 6 6 5  
 
   
..NEVADA MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK SC SC SC SC SC SC SC BK BK BK BK SC FW SC SC BK  
CLOUD COVER (%) 60 50 40 40 40 35 30 35 55 60 65 60 40 25 30 40 60  
TEMPERATURE 47 53 62 65 62 53 48 44 42 46 50 53 52 45 39 36 34  
MAX/MIN TEMP 65 42 53 34  
WIND DIR SW SW W W W W W W W W W W W W W W NW  
WIND (MPH) 11 12 24 25 28 19 17 16 12 13 16 20 14 12 11 9 8  
WIND GUST (MPH) 25 26 41 41 43 35 34 29 26 27 32 32 27 27 26 23 18  
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 20 20 20 20 5 5 10 10  
PRECIP TYPE R R R R S  
12 HOUR QPF 0.00 0.00 0.02 0.00  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 9 10 10 10 9 8 8 9 9 8 8 8 8 7 7 6 6  
 
   
..ELKHORN/BOULDER MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK BK SC SC SC BK BK BK OV OV OV OV BK SC SC SC SC  
CLOUD COVER (%) 60 55 45 50 45 50 60 70 75 85 80 75 55 35 30 30 45  
TEMPERATURE 45 53 65 69 65 54 47 44 41 47 52 52 51 44 38 35 32  
MAX/MIN TEMP 69 41 53 32  
WIND DIR SW SW W W W NW W W W W W W NW NW NW NW NW  
WIND (MPH) 9 10 23 24 26 16 11 9 8 9 13 16 13 12 11 10 9  
WIND GUST (MPH) 24 25 39 40 41 28 28 23 20 21 26 26 27 28 27 27 21  
PRECIP PROB (%) 0 0 0 0 5 0 0 5 5 10 10 40 40 10 10 10 10  
PRECIP TYPE R R R S S  
12 HOUR QPF 0.00 0.00 0.04 0.00  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 9 10 10 11 11 10 9 8 8 8 9 9 8 7 7 6 6  
 
   
..BIG BELT MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER OV BK BK BK BK BK BK BK OV OV OV OV BK SC SC SC BK  
CLOUD COVER (%) 70 65 55 55 65 65 65 70 75 75 75 75 55 35 35 40 60  
TEMPERATURE 48 54 65 70 66 57 51 47 45 49 54 55 54 47 42 38 35  
MAX/MIN TEMP 70 45 56 35  
WIND DIR SW SW W W W W W W W W W W NW NW W NW NW  
WIND (MPH) 12 12 20 25 21 16 12 11 10 11 17 17 13 12 10 9 9  
WIND GUST (MPH) 28 28 40 41 37 27 29 27 23 26 29 32 27 27 25 23 20  
PRECIP PROB (%) 0 0 0 0 0 0 0 5 5 10 10 30 30 10 10 20 20  
PRECIP TYPE R R R R S S S  
12 HOUR QPF 0.00 0.00 0.04 0.01  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 9 10 10 10 10 9 8 9 8 8 8 8 8 7 7 6 6  
 
   
..LITTLE BELT MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK BK BK BK BK BK BK BK OV BK OV BK BK BK SC BK BK  
CLOUD COVER (%) 55 55 55 55 70 65 60 60 75 70 75 70 60 50 45 50 65  
TEMPERATURE 45 53 64 68 64 54 49 46 44 48 53 56 53 46 40 36 33  
MAX/MIN TEMP 68 44 56 33  
WIND DIR SW SW W W W W W W W W W W NW NW NW NW NW  
WIND (MPH) 13 14 21 24 19 14 13 12 11 13 17 16 11 9 8 8 6  
WIND GUST (MPH) 34 34 39 41 36 31 34 31 26 26 32 31 26 26 24 23 21  
PRECIP PROB (%) 0 0 0 0 5 0 0 5 5 10 10 30 30 20 20 20 20  
PRECIP TYPE R R R S S S S  
12 HOUR QPF 0.00 0.00 0.03 0.03  
12 HOUR SNOW 0.0 0.0 0.0 0.1  
SNOW LEVEL (KFT) 9 9 10 10 10 9 8 9 9 8 9 8 8 8 7 6 6  
 
   
..HIGHWOOD MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK BK BK BK BK BK BK OV OV OV BK SC BK BK SC BK OV  
CLOUD COVER (%) 60 55 60 60 65 60 65 75 90 80 60 50 50 55 45 55 70  
TEMPERATURE 51 57 65 69 66 58 53 50 48 51 54 58 56 50 44 39 36  
MAX/MIN TEMP 69 48 58 36  
WIND DIR W W W W W W W W W W W W W NW W W W  
WIND (MPH) 20 21 28 31 24 21 19 18 14 18 20 19 16 14 13 12 12  
WIND GUST (MPH) 36 37 43 51 41 27 29 27 23 26 32 31 26 27 24 23 21  
PRECIP PROB (%) 0 0 0 0 0 0 5 5 5 10 10 10 10 5 5 20 20  
PRECIP TYPE R R S S S  
12 HOUR QPF 0.00 0.00 0.02 0.08  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 9 8 10 10 9 8 9 9 8 8 8 8 8 7 7 6 5  
 
   
..SNOWY/JUDITH MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC FW BK SC SC BK BK BK OV OV OV OV BK BK BK SC BK  
CLOUD COVER (%) 35 25 55 45 45 55 60 65 85 80 70 70 65 65 55 50 60  
TEMPERATURE 44 57 68 72 69 58 53 50 48 53 58 59 56 50 45 41 36  
MAX/MIN TEMP 72 48 59 36  
WIND DIR W W W W NW W W W W W W NW NW NW NW NW NW  
WIND (MPH) 10 14 23 24 20 14 13 13 12 14 18 17 12 10 11 11 11  
WIND GUST (MPH) 25 29 39 42 39 29 34 32 28 27 29 29 26 25 26 28 28  
PRECIP PROB (%) 0 0 0 0 5 0 0 5 5 10 10 30 30 20 20 10 10  
PRECIP TYPE R R R R R S S  
12 HOUR QPF 0.00 0.00 0.02 0.02  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 9 9 10 10 11 10 9 9 9 8 9 9 8 8 7 6 6  
 
   
..BEARS PAW MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC FW SC SC SC SC SC SC SC SC SC SC SC SC SC SC BK  
CLOUD COVER (%) 40 25 30 40 45 45 35 25 35 45 40 40 35 35 45 50 65  
TEMPERATURE 48 58 67 71 68 58 54 50 47 54 60 62 59 50 44 40 37  
MAX/MIN TEMP 71 47 62 37  
WIND DIR W W W W W W W W W W W W W NW NW NW NW  
WIND (MPH) 16 21 29 32 25 20 19 18 16 17 21 20 17 11 11 10 10  
WIND GUST (MPH) 29 35 44 51 43 28 33 31 29 27 33 33 29 24 23 23 25  
PRECIP PROB (%) 0 0 0 0 0 5 5 0 0 0 0 5 5 10 10 20 20  
PRECIP TYPE R S S  
12 HOUR QPF 0.00 0.00 0.00 0.02  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 8 8 8 8 8 8 9 8 7 7 7 7 7 7 6 6 5  
 
   
..CASTLE/CRAZY MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC BK BK SC BK BK BK SC BK OV OV OV BK SC SC SC BK  
CLOUD COVER (%) 45 55 55 40 60 65 50 45 65 75 75 75 60 50 40 45 55  
TEMPERATURE 44 52 64 70 67 56 49 45 43 48 54 55 52 45 41 37 34  
MAX/MIN TEMP 70 43 55 34  
WIND DIR SW SW W W W W W W W W W W W W NW W W  
WIND (MPH) 12 14 24 26 23 12 10 10 11 13 20 18 13 11 10 10 9  
WIND GUST (MPH) 28 31 40 44 37 25 28 26 24 27 34 29 29 25 25 24 21  
PRECIP PROB (%) 0 0 0 0 5 0 0 0 0 10 10 40 40 30 30 20 20  
PRECIP TYPE R R R S S S S  
12 HOUR QPF 0.00 0.00 0.03 0.01  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 10 9 10 11 11 11 10 9 8 8 9 9 8 8 7 6 6  
 
   
..BRIDGER RANGE
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK BK SC SC BK OV SC SC BK OV OV OV BK BK SC SC BK  
CLOUD COVER (%) 60 60 40 30 65 70 50 50 65 80 75 80 65 60 45 50 55  
TEMPERATURE 44 53 64 69 66 56 50 46 43 49 54 54 49 44 40 37 34  
MAX/MIN TEMP 69 43 55 34  
WIND DIR SW SW W W W NW NW W W W W NW NW NW NW NW W  
WIND (MPH) 10 11 20 24 20 10 8 6 8 10 16 16 11 9 9 9 8  
WIND GUST (MPH) 21 21 33 39 36 19 19 18 17 17 26 25 21 19 20 19 18  
PRECIP PROB (%) 0 0 0 0 5 5 0 0 0 10 10 50 50 40 40 20 20  
PRECIP TYPE R R R R S S S  
12 HOUR QPF 0.00 0.00 0.04 0.05  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 10 10 10 11 11 11 10 9 8 8 9 9 9 8 7 6 6  
 
   
..MADISON RANGE/SPANISH PEAKS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC SC SC SC BK BK BK BK OV OV OV OV OV OV BK BK BK  
CLOUD COVER (%) 40 40 35 45 55 55 60 65 75 85 85 85 80 75 60 65 60  
TEMPERATURE 39 48 58 63 59 51 46 42 39 45 51 50 42 37 34 32 30  
MAX/MIN TEMP 63 39 52 30  
WIND DIR SW SW SW SW SW W W SW SW W W W NW NW NW NW NW  
WIND (MPH) 10 11 16 20 19 12 9 6 6 5 12 13 9 8 8 8 8  
WIND GUST (MPH) 21 23 31 37 36 23 19 14 13 14 26 28 21 18 19 20 21  
PRECIP PROB (%) 0 0 0 0 5 5 5 5 0 10 10 60 60 60 60 20 20  
PRECIP TYPE S S R R S S S S S  
12 HOUR QPF 0.00 0.00 0.13 0.20  
12 HOUR SNOW 0.0 0.0 0.0 0.3  
SNOW LEVEL (KFT) 10 10 10 11 11 11 11 10 10 9 10 10 9 9 8 7 7  
 
   
..GALLATIN RANGE/HYALITE MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC SC SC SC BK SC SC BK BK BK OV OV OV OV OV OV OV  
CLOUD COVER (%) 35 35 35 40 55 45 50 55 65 70 85 85 80 75 70 70 70  
TEMPERATURE 41 50 63 67 63 53 47 43 40 46 53 52 44 39 36 34 32  
MAX/MIN TEMP 67 40 54 31  
WIND DIR SW SW SW SW SW W W W W W W NW NW W NW NW NW  
WIND (MPH) 12 12 17 21 20 12 10 8 9 8 13 13 9 6 8 6 6  
WIND GUST (MPH) 25 23 29 34 32 20 19 14 16 13 24 23 21 18 19 19 18  
PRECIP PROB (%) 0 0 0 0 5 5 0 0 0 10 10 60 60 60 60 20 20  
PRECIP TYPE R R S S S S S  
12 HOUR QPF 0.00 0.00 0.11 0.23  
12 HOUR SNOW 0.0 0.0 0.0 0.3  
SNOW LEVEL (KFT) 10 10 10 11 11 11 11 10 10 9 9 10 9 9 8 7 6  
 
   
..LIONHEAD RANGE
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC SC FW FW SC SC SC SC BK OV OV OV OV OV BK BK BK  
CLOUD COVER (%) 35 35 20 20 35 50 40 50 60 75 75 80 85 80 55 65 60  
TEMPERATURE 36 47 60 65 62 52 45 42 38 46 57 57 48 40 35 33 31  
MAX/MIN TEMP 65 38 58 31  
WIND DIR S SW SW SW SW SW SW SW S SW SW SW W N N N N  
WIND (MPH) 6 8 12 14 12 9 8 5 4 4 8 11 6 4 3 4 5  
WIND GUST (MPH) 14 16 21 24 25 20 19 14 11 11 14 21 19 11 11 13 13  
PRECIP PROB (%) 0 0 0 0 5 5 5 0 0 30 30 60 60 60 60 20 20  
PRECIP TYPE R R R R R R S S S  
12 HOUR QPF 0.00 0.00 0.08 0.12  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 10 10 10 11 11 11 11 10 10 10 10 10 10 9 8 8 7  
 
   
..TOBACCO ROOT MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC BK SC SC BK BK BK OV OV OV OV OV OV BK SC SC BK  
CLOUD COVER (%) 50 55 45 50 65 70 65 85 90 90 85 85 75 55 50 45 50  
TEMPERATURE 43 51 62 68 63 54 48 45 42 46 52 52 45 41 36 34 31  
MAX/MIN TEMP 68 42 53 31  
WIND DIR SW SW SW W W W W W W W W W NW NW NW NW NW  
WIND (MPH) 11 12 21 27 26 16 10 8 5 5 14 17 11 9 9 8 6  
WIND GUST (MPH) 23 25 35 42 41 25 18 16 14 13 27 32 23 21 23 23 21  
PRECIP PROB (%) 0 0 0 0 5 5 0 0 0 10 10 60 60 30 30 10 10  
PRECIP TYPE R R S S S  
12 HOUR QPF 0.00 0.00 0.07 0.08  
12 HOUR SNOW 0.0 0.0 0.0 0.1  
SNOW LEVEL (KFT) 10 10 10 11 11 11 10 10 9 9 9 9 9 8 7 7 6  
 
   
..SNOWCREST/GRAVELLY/RUBY/BLACKTAIL RANGES
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC SC SC BK BK BK OV OV OV OV OV OV OV BK SC BK BK  
CLOUD COVER (%) 45 45 40 55 55 65 75 80 90 90 85 85 80 60 50 55 50  
TEMPERATURE 41 50 62 67 65 54 48 44 42 47 54 54 47 41 37 34 31  
MAX/MIN TEMP 67 41 55 31  
WIND DIR S S SW SW W W W W W W W W NW NW NW NW NW  
WIND (MPH) 10 11 18 24 23 14 11 8 6 5 16 18 13 11 10 9 9  
WIND GUST (MPH) 20 20 31 43 40 24 18 13 12 31 36 26 23 23 19 18  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 10 10 60 60 30 30 5 5  
PRECIP TYPE R R R R R S S  
12 HOUR QPF 0.00 0.00 0.10 0.09  
12 HOUR SNOW 0.0 0.0 0.0 0.1  
SNOW LEVEL (KFT) 10 10 10 11 11 11 10 10 9 9 10 10 9 9 8 7 6  
 
   
..CENTENNIAL MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK SC SC SC SC BK SC BK OV OV OV OV OV BK SC BK BK  
CLOUD COVER (%) 55 40 30 30 45 55 50 70 80 90 80 80 75 70 45 55 55  
TEMPERATURE 39 46 56 62 62 53 48 44 41 46 52 53 46 40 36 34 31  
MAX/MIN TEMP 63 41 54 31  
WIND DIR S S S SW SW SW W W W W W SW NW NW NW N N  
WIND (MPH) 8 9 14 18 17 12 10 6 6 5 10 14 11 10 10 10 10  
WIND GUST (MPH) 16 17 23 29 28 20 12 11 19 25 23 20 20 19 19  
PRECIP PROB (%) 0 0 0 0 5 5 5 0 0 40 40 60 60 50 50 10 10  
PRECIP TYPE R R R R R S S S  
12 HOUR QPF 0.00 0.00 0.08 0.15  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 10 10 10 11 11 11 10 10 9 9 10 10 10 9 8 7 7  
 
   
..ANACONDA/HIGHLAND RANGES
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK BK SC BK BK BK BK OV OV OV OV OV BK SC SC SC SC  
CLOUD COVER (%) 55 65 40 55 60 65 65 75 80 85 85 75 55 40 35 45 50  
TEMPERATURE 41 48 62 66 61 50 44 41 39 44 49 50 47 39 34 32 29  
MAX/MIN TEMP 66 39 50 29  
WIND DIR SW SW SW W W W NW W NW W W W NW NW NW NW NW  
WIND (MPH) 6 8 17 20 25 13 11 9 6 5 11 16 12 11 9 8 6  
WIND GUST (MPH) 13 14 29 40 35 23 19 18 14 16 21 28 26 24 20 19 18  
PRECIP PROB (%) 0 0 0 0 5 0 0 5 5 40 40 50 50 20 20 10 10  
PRECIP TYPE S R R R S S S S S  
12 HOUR QPF 0.00 0.00 0.06 0.01  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 10 10 10 11 11 10 9 9 8 9 9 9 8 7 7 6 6  
 
   
..PIONEER MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK BK SC SC BK BK BK BK OV OV OV OV BK SC SC SC SC  
CLOUD COVER (%) 55 55 35 40 55 55 55 65 75 85 80 80 60 40 40 50 45  
TEMPERATURE 41 51 64 68 64 53 45 41 38 44 50 48 45 39 34 31 29  
MAX/MIN TEMP 68 38 50 29  
WIND DIR SW SW SW W W W W W W W W W NW NW NW NW NW  
WIND (MPH) 8 9 19 23 24 12 9 8 5 5 13 16 13 10 9 8 6  
WIND GUST (MPH) 20 21 33 42 39 26 23 19 17 17 31 35 28 29 24 23 20  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 20 20 50 50 20 20 5 5  
PRECIP TYPE S S R S S S S  
12 HOUR QPF 0.00 0.00 0.04 0.01  
12 HOUR SNOW 0.0 0.0 0.0 0.0  
SNOW LEVEL (KFT) 10 10 10 11 11 11 10 9 9 9 9 9 9 8 7 6 6  
 
   
..BEAVERHEAD/TENDOY MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER BK BK SC SC SC BK BK OV OV OV OV OV BK SC SC BK BK  
CLOUD COVER (%) 55 50 40 40 50 55 55 70 85 90 80 80 65 50 50 55 55  
TEMPERATURE 41 50 62 66 62 52 45 42 40 46 52 51 46 39 34 32 30  
MAX/MIN TEMP 66 40 53 30  
WIND DIR SW SW SW SW W W W W W W W W NW NW NW NW NW  
WIND (MPH) 9 9 16 21 23 12 9 9 6 5 13 16 13 11 10 9 9  
WIND GUST (MPH) 19 19 29 41 36 24 19 17 16 16 28 33 28 26 25 25 25  
PRECIP PROB (%) 0 0 0 0 0 0 0 0 0 10 10 50 50 20 20 5 5  
PRECIP TYPE R R R R S S S  
12 HOUR QPF 0.00 0.00 0.06 0.04  
12 HOUR SNOW 0.0 0.0 0.0 0.1  
SNOW LEVEL (KFT) 10 10 10 11 11 11 10 9 9 9 9 9 9 8 7 7 6  
 
   
..ABSORAKA-BEARTOOTH/COOKE CITY MOUNTAINS
 
 
DATE FRIDAY 04/30 SATURDAY 05/01  
TIME (LT) 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06  
 
CLOUD COVER SC SC FW FW SC SC FW SC SC BK OV OV OV OV BK BK OV  
CLOUD COVER (%) 45 40 25 15 25 30 20 30 40 55 75 80 90 90 65 65 75  
TEMPERATURE 33 42 56 62 54 45 40 37 34 41 49 50 39 32 30 28 26  
MAX/MIN TEMP 62 33 51 26  
WIND DIR SW SW SW SW SW SW W SW SW SW W W NW NW NW NW NW  
WIND (MPH) 10 11 17 20 19 12 8 8 8 8 16 12 9 6 6 6 5  
WIND GUST (MPH) 24 27 31 35 33 28 21 19 19 19 27 23 18 19 19 18 17  
PRECIP PROB (%) 0 0 0 0 5 0 0 0 0 10 10 70 70 80 80 40 40  
PRECIP TYPE  
12 HOUR QPF 0.00 0.00 0.08 0.28  
12 HOUR SNOW 0.0 0.0 0.0 0.9  
SNOW LEVEL (KFT) 10 10 10 11 11 11 11 11 10 10 10 10 10 9 8 7 7  
 

 
 
--- PRECIP TYPE CODES ---  
 
CODE TYPE  
T THUNDERSTORMS  
R RAIN  
S SNOW  
I SLEET  
Z FREEZING RAIN  
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab MT Page Main Text Page