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 08-Jun-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 Sun Jun 08 2025 44F 43F / 42% NW 19 G 27 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Sun Jun 08 2025 44F 43F / 40% NW 18 G 26 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Sun Jun 08 2025 45F 43F / 39% NW 19 G 26 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Sun Jun 08 2025 45F 43F / 45% WNW 17 G 25 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Sun Jun 08 2025 44F 43F / 40% WNW 19 G 25 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Sun Jun 08 2025 44F 42F / 44% WNW 19 G 27 MPH 12700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Sun Jun 08 2025 44F 43F / 42% WNW 20 G 28 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Sun Jun 08 2025 43F 42F / 49% WNW 20 G 28 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Sun Jun 08 2025 44F 43F / 44% WNW 20 G 28 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Sun Jun 08 2025 46F 43F / 52% WNW 21 G 27 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Sun Jun 08 2025 49F 43F / 53% WNW 16 G 25 MPH 12400 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Sun Jun 08 2025 53F 45F / 51% WNW 14 G 25 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Sun Jun 08 2025 57F 48F / 43% WNW 16 G 25 MPH 12100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 13 01 PM Sun Jun 08 2025 59F 49F / 39% WNW 16 G 25 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 14 02 PM Sun Jun 08 2025 60F 50F / 35% WNW 15 G 24 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 15 03 PM Sun Jun 08 2025 61F 50F / 36% WNW 14 G 23 MPH 11600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 16 04 PM Sun Jun 08 2025 61F 51F / 31% WNW 13 G 22 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 17 05 PM Sun Jun 08 2025 60F 51F / 25% WNW 14 G 22 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 18 06 PM Sun Jun 08 2025 58F 51F / 27% WNW 13 G 21 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 19 07 PM Sun Jun 08 2025 55F 50F / 46% NW 14 G 20 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 20 08 PM Sun Jun 08 2025 52F 48F / 55% WNW 18 G 25 MPH 13300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 21 09 PM Sun Jun 08 2025 49F 47F / 73% NW 17 G 28 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 22 10 PM Sun Jun 08 2025 48F 46F / 64% NW 17 G 26 MPH 12600 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 23 11 PM Sun Jun 08 2025 46F 45F / 60% NNW 16 G 29 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 24 12 AM Mon Jun 09 2025 45F 44F / 63% N 17 G 29 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 25 01 AM Mon Jun 09 2025 44F 43F / 61% N 20 G 32 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 26 02 AM Mon Jun 09 2025 44F 43F / 61% NNE 19 G 28 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 27 03 AM Mon Jun 09 2025 43F 43F / 56% NNE 17 G 27 MPH 12200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 28 04 AM Mon Jun 09 2025 43F 43F / 52% NNE 16 G 24 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 29 05 AM Mon Jun 09 2025 44F 43F / 54% NNE 17 G 24 MPH 11500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 30 06 AM Mon Jun 09 2025 44F 43F / 50% NE 17 G 26 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 31 07 AM Mon Jun 09 2025 43F 42F / 54% NNE 16 G 25 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 32 08 AM Mon Jun 09 2025 45F 43F / 44% NNE 18 G 27 MPH 11700 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 33 09 AM Mon Jun 09 2025 46F 44F / 47% NE 16 G 25 MPH 11800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 34 10 AM Mon Jun 09 2025 49F 45F / 40% NE 13 G 24 MPH 11900 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 35 11 AM Mon Jun 09 2025 53F 46F / 34% NE 11 G 20 MPH 12000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 36 12 PM Mon Jun 09 2025 58F 49F / 35% NNW 10 G 17 MPH 12300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 37 01 PM Mon Jun 09 2025 62F 53F / 21% NW 9 G 15 MPH 12500 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 38 02 PM Mon Jun 09 2025 63F 54F / 19% NNW 8 G 16 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 39 03 PM Mon Jun 09 2025 65F 55F / 24% NW 11 G 19 MPH 12800 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 40 04 PM Mon Jun 09 2025 66F 55F / 32% NW 12 G 20 MPH 13000 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 41 05 PM Mon Jun 09 2025 65F 55F / 24% NW 12 G 20 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 42 06 PM Mon Jun 09 2025 62F 55F / 20% WNW 10 G 15 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 43 07 PM Mon Jun 09 2025 59F 54F / 23% WNW 13 G 19 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 44 08 PM Mon Jun 09 2025 56F 54F / 33% WNW 13 G 18 MPH 13300 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 45 09 PM Mon Jun 09 2025 51F 51F / 40% NW 12 G 19 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 46 10 PM Mon Jun 09 2025 50F 49F / 40% NW 14 G 21 MPH 13100 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 47 11 PM Mon Jun 09 2025 49F 49F / 49% NNW 13 G 22 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0" 48 12 AM Tue Jun 10 2025 48F 48F / 50% NNE 13 G 20 MPH 13200 FT 0:1 / -% 0.00" / 0.0" 0.00" / 0.0"