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 06Z 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 12 AM Sat Jul 05 2025 49F 47F / 49% SSW 17 G 29 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Sat Jul 05 2025 47F 47F / 50% SSW 20 G 32 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Sat Jul 05 2025 47F 46F / 43% SSW 20 G 34 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Sat Jul 05 2025 46F 45F / 40% SSW 21 G 38 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Sat Jul 05 2025 45F 45F / 35% SW 21 G 36 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Sat Jul 05 2025 45F 45F / 37% SW 20 G 35 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Sat Jul 05 2025 45F 44F / 36% SW 19 G 32 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Sat Jul 05 2025 45F 44F / 43% SW 19 G 32 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Sat Jul 05 2025 46F 45F / 40% SSW 18 G 31 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Sat Jul 05 2025 47F 46F / 44% SSW 18 G 30 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Sat Jul 05 2025 50F 46F / 44% SSW 16 G 30 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Sat Jul 05 2025 55F 47F / 51% SSW 15 G 30 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Sat Jul 05 2025 58F 49F / 40% SSW 14 G 28 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 01 PM Sat Jul 05 2025 60F 50F / 28% SW 14 G 28 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 14 02 PM Sat Jul 05 2025 61F 51F / 22% SW 15 G 29 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 15 03 PM Sat Jul 05 2025 62F 51F / 19% SSW 15 G 29 MPH 13700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 16 04 PM Sat Jul 05 2025 63F 53F / 20% SW 14 G 28 MPH 13700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 17 05 PM Sat Jul 05 2025 62F 53F / 12% SW 14 G 26 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 18 06 PM Sat Jul 05 2025 60F 53F / 23% SW 12 G 22 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 19 07 PM Sat Jul 05 2025 57F 52F / 44% W 9 G 14 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 20 08 PM Sat Jul 05 2025 55F 50F / 47% WSW 10 G 14 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 21 09 PM Sat Jul 05 2025 51F 50F / 36% SW 12 G 18 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 22 10 PM Sat Jul 05 2025 50F 50F / 29% SW 14 G 19 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 23 11 PM Sat Jul 05 2025 51F 50F / 19% SSW 15 G 23 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 24 12 AM Sun Jul 06 2025 50F 49F / 20% SW 18 G 28 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 25 01 AM Sun Jul 06 2025 49F 48F / 25% SSW 15 G 24 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 26 02 AM Sun Jul 06 2025 47F 47F / 28% SSW 14 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 27 03 AM Sun Jul 06 2025 47F 47F / 26% SW 14 G 21 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 28 04 AM Sun Jul 06 2025 46F 46F / 30% SW 15 G 21 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 29 05 AM Sun Jul 06 2025 47F 47F / 29% WSW 14 G 20 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 30 06 AM Sun Jul 06 2025 47F 47F / 27% WSW 15 G 21 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 31 07 AM Sun Jul 06 2025 46F 46F / 26% WSW 15 G 21 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 32 08 AM Sun Jul 06 2025 47F 47F / 25% W 15 G 20 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 33 09 AM Sun Jul 06 2025 49F 47F / 31% WSW 13 G 20 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 34 10 AM Sun Jul 06 2025 52F 48F / 23% WSW 10 G 17 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 35 11 AM Sun Jul 06 2025 57F 50F / 20% WSW 9 G 17 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 36 12 PM Sun Jul 06 2025 61F 52F / 16% WSW 9 G 16 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 37 01 PM Sun Jul 06 2025 65F 56F / 12% W 7 G 14 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 38 02 PM Sun Jul 06 2025 66F 56F / 12% WSW 10 G 18 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 39 03 PM Sun Jul 06 2025 66F 57F / 15% WSW 9 G 18 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 40 04 PM Sun Jul 06 2025 66F 58F / 22% WSW 8 G 16 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 41 05 PM Sun Jul 06 2025 66F 57F / 26% WNW 12 G 21 MPH 13300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 42 06 PM Sun Jul 06 2025 63F 57F / 26% W 10 G 16 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 43 07 PM Sun Jul 06 2025 60F 56F / 30% W 12 G 18 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 44 08 PM Sun Jul 06 2025 57F 55F / 32% W 11 G 18 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 45 09 PM Sun Jul 06 2025 53F 52F / 34% WSW 12 G 18 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 46 10 PM Sun Jul 06 2025 51F 51F / 29% WSW 13 G 19 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 47 11 PM Sun Jul 06 2025 50F 51F / 31% WSW 14 G 19 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 48 12 AM Mon Jul 07 2025 51F 52F / 17% SW 15 G 20 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0"