ALTA/LITTLE COTTONWOOD CANYON HRRR-DERIVED FORECAST GUIDANCE *************************************************************** * THIS IS AN EXPERIMENTAL, AUTOMATED, AND UNOFFICIAL FORECAST * *************************************************************** CREATED/MAINTAINED BY THE STEENBURGH GROUP DEPARTMENT OF ATMOSPHERIC SCIENCES UNIVERSITY OF UTAH Contact: jim.steenburgh@utah.edu WETBULBZERO, 1H QPF, ACCUM QPF DIRECTLY FROM HRRR COLLINS SNOW RATIO/H2O, MT BALDY T/RH, MT BALDY WIND, 1H SNOW, and ACCUM SNOW based on machine learning including UU RF SLR algorithm Based on 00Z 05-Jul-2025 intialized HRRR FORECAST HOURS 0-48 FHR VALID MOUNTAIN TIME COLLINS T MT BALDY T/RH MT BALDY WIND WETBULBZERO SLR/H2O 1H QPF / 1H SNOW / ACCUM QPF / ACCUM SNOW 0 06 PM Fri Jul 04 2025 54F 49F / 57% SW 14 G 27 MPH 13300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 07 PM Fri Jul 04 2025 53F 49F / 61% SSW 10 G 20 MPH 13400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 08 PM Fri Jul 04 2025 51F 49F / 44% SSW 17 G 31 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 09 PM Fri Jul 04 2025 51F 48F / 49% SSW 17 G 31 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 10 PM Fri Jul 04 2025 50F 48F / 43% SW 21 G 36 MPH 13700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 11 PM Fri Jul 04 2025 49F 48F / 51% SW 19 G 31 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 12 AM Sat Jul 05 2025 48F 48F / 50% SW 21 G 37 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 01 AM Sat Jul 05 2025 48F 47F / 51% SSW 21 G 36 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 02 AM Sat Jul 05 2025 47F 46F / 41% SSW 22 G 39 MPH 13400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 03 AM Sat Jul 05 2025 46F 45F / 43% SW 24 G 40 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 04 AM Sat Jul 05 2025 45F 45F / 44% SW 21 G 36 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 05 AM Sat Jul 05 2025 45F 45F / 49% SW 21 G 34 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 06 AM Sat Jul 05 2025 44F 44F / 48% SW 19 G 31 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 07 AM Sat Jul 05 2025 45F 44F / 45% SW 20 G 32 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 14 08 AM Sat Jul 05 2025 46F 45F / 42% SW 19 G 31 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 15 09 AM Sat Jul 05 2025 47F 45F / 41% SSW 18 G 31 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 16 10 AM Sat Jul 05 2025 50F 46F / 37% SSW 16 G 29 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 17 11 AM Sat Jul 05 2025 54F 47F / 39% SSW 15 G 29 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 18 12 PM Sat Jul 05 2025 58F 49F / 46% SSW 14 G 28 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 19 01 PM Sat Jul 05 2025 59F 50F / 32% SW 13 G 28 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 20 02 PM Sat Jul 05 2025 61F 51F / 27% SW 13 G 27 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 21 03 PM Sat Jul 05 2025 62F 52F / 27% SW 12 G 26 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 22 04 PM Sat Jul 05 2025 62F 52F / 22% SSW 14 G 26 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 23 05 PM Sat Jul 05 2025 63F 53F / 14% SW 15 G 27 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 24 06 PM Sat Jul 05 2025 59F 54F / 12% SW 15 G 26 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 25 07 PM Sat Jul 05 2025 57F 52F / 44% W 10 G 17 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 26 08 PM Sat Jul 05 2025 54F 50F / 43% WSW 11 G 16 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 27 09 PM Sat Jul 05 2025 51F 49F / 41% WSW 12 G 18 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 28 10 PM Sat Jul 05 2025 50F 49F / 31% SW 12 G 17 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 29 11 PM Sat Jul 05 2025 50F 49F / 30% SW 14 G 21 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 30 12 AM Sun Jul 06 2025 49F 49F / 22% SW 16 G 23 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 31 01 AM Sun Jul 06 2025 47F 47F / 35% SW 13 G 19 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 32 02 AM Sun Jul 06 2025 47F 46F / 34% SW 16 G 22 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 33 03 AM Sun Jul 06 2025 44F 45F / 36% SSW 15 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 34 04 AM Sun Jul 06 2025 45F 45F / 30% SW 13 G 20 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 35 05 AM Sun Jul 06 2025 45F 45F / 31% WSW 13 G 18 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 36 06 AM Sun Jul 06 2025 46F 46F / 29% WSW 13 G 17 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 37 07 AM Sun Jul 06 2025 46F 47F / 30% W 13 G 17 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 38 08 AM Sun Jul 06 2025 47F 48F / 24% WSW 12 G 16 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 39 09 AM Sun Jul 06 2025 50F 50F / 22% WSW 13 G 18 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 40 10 AM Sun Jul 06 2025 53F 50F / 23% W 11 G 16 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 41 11 AM Sun Jul 06 2025 58F 51F / 20% WSW 8 G 15 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 42 12 PM Sun Jul 06 2025 62F 54F / 16% WSW 7 G 14 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 43 01 PM Sun Jul 06 2025 63F 56F / 12% WSW 7 G 16 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 44 02 PM Sun Jul 06 2025 65F 56F / 19% W 8 G 16 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 45 03 PM Sun Jul 06 2025 66F 56F / 25% W 9 G 19 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 46 04 PM Sun Jul 06 2025 65F 57F / 24% W 9 G 18 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 47 05 PM Sun Jul 06 2025 65F 57F / 30% WNW 10 G 17 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 48 06 PM Sun Jul 06 2025 62F 56F / 28% W 11 G 18 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0"