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 12Z 06-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 AM Sun Jul 06 2025 45F 45F / 32% WSW 14 G 20 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 07 AM Sun Jul 06 2025 46F 46F / 37% WSW 13 G 18 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 08 AM Sun Jul 06 2025 47F 46F / 40% WSW 12 G 17 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 09 AM Sun Jul 06 2025 48F 47F / 33% WSW 10 G 14 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 10 AM Sun Jul 06 2025 52F 48F / 33% WSW 9 G 14 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 11 AM Sun Jul 06 2025 57F 49F / 36% SW 6 G 11 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 12 PM Sun Jul 06 2025 60F 51F / 25% SW 5 G 11 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 01 PM Sun Jul 06 2025 61F 52F / 20% WSW 6 G 12 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 02 PM Sun Jul 06 2025 64F 53F / 16% WSW 7 G 14 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 03 PM Sun Jul 06 2025 64F 54F / 19% W 9 G 17 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 04 PM Sun Jul 06 2025 63F 55F / 27% W 10 G 17 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 05 PM Sun Jul 06 2025 63F 54F / 31% W 9 G 17 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 06 PM Sun Jul 06 2025 60F 54F / 32% W 9 G 17 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 07 PM Sun Jul 06 2025 58F 53F / 36% W 11 G 17 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 14 08 PM Sun Jul 06 2025 54F 51F / 36% W 11 G 17 MPH 13400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 15 09 PM Sun Jul 06 2025 51F 49F / 38% W 12 G 17 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 16 10 PM Sun Jul 06 2025 50F 49F / 31% W 13 G 20 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 17 11 PM Sun Jul 06 2025 50F 49F / 31% WSW 13 G 17 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 18 12 AM Mon Jul 07 2025 49F 49F / 27% WSW 15 G 21 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 19 01 AM Mon Jul 07 2025 50F 49F / 13% WSW 16 G 20 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 20 02 AM Mon Jul 07 2025 48F 48F / 25% W 14 G 19 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 21 03 AM Mon Jul 07 2025 49F 48F / 24% W 16 G 21 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 22 04 AM Mon Jul 07 2025 48F 48F / 27% W 16 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 23 05 AM Mon Jul 07 2025 49F 48F / 22% W 16 G 22 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 24 06 AM Mon Jul 07 2025 48F 48F / 26% W 16 G 21 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 25 07 AM Mon Jul 07 2025 48F 47F / 24% W 15 G 21 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 26 08 AM Mon Jul 07 2025 49F 48F / 27% W 16 G 22 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 27 09 AM Mon Jul 07 2025 51F 49F / 29% W 15 G 20 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 28 10 AM Mon Jul 07 2025 55F 50F / 26% WSW 10 G 17 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 29 11 AM Mon Jul 07 2025 60F 51F / 15% WSW 8 G 15 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 30 12 PM Mon Jul 07 2025 63F 54F / 12% W 6 G 15 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 31 01 PM Mon Jul 07 2025 64F 55F / 13% W 11 G 20 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 32 02 PM Mon Jul 07 2025 66F 55F / 6% SSW 11 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 33 03 PM Mon Jul 07 2025 65F 55F / 7% SW 8 G 17 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 34 04 PM Mon Jul 07 2025 65F 56F / 10% SW 8 G 16 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 35 05 PM Mon Jul 07 2025 66F 56F / 19% WNW 14 G 21 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 36 06 PM Mon Jul 07 2025 61F 55F / 18% WNW 13 G 21 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 37 07 PM Mon Jul 07 2025 62F 58F / 16% W 13 G 21 MPH 12900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 38 08 PM Mon Jul 07 2025 58F 57F / 19% W 12 G 17 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 39 09 PM Mon Jul 07 2025 54F 53F / 19% W 13 G 17 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 40 10 PM Mon Jul 07 2025 53F 53F / 19% W 16 G 22 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 41 11 PM Mon Jul 07 2025 53F 53F / 10% WSW 15 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 42 12 AM Tue Jul 08 2025 54F 54F / 10% WSW 17 G 22 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 43 01 AM Tue Jul 08 2025 52F 53F / 10% WSW 15 G 21 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 44 02 AM Tue Jul 08 2025 54F 53F / 7% W 14 G 21 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 45 03 AM Tue Jul 08 2025 52F 53F / 10% WSW 15 G 20 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 46 04 AM Tue Jul 08 2025 53F 53F / 12% SSW 15 G 20 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 47 05 AM Tue Jul 08 2025 51F 52F / 7% SSW 16 G 22 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 48 06 AM Tue Jul 08 2025 49F 50F / 9% SSW 17 G 21 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0"