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 03-Feb-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 05 AM Mon Feb 03 2025 29F 26F / 68% WSW 30 G 50 MPH 8300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Mon Feb 03 2025 28F 25F / 67% SW 31 G 51 MPH 8300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 2 07 AM Mon Feb 03 2025 28F 26F / 64% SW 32 G 52 MPH 8000 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 3 08 AM Mon Feb 03 2025 28F 26F / 62% SW 30 G 50 MPH 8300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 4 09 AM Mon Feb 03 2025 30F 26F / 56% SW 29 G 50 MPH 8300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 5 10 AM Mon Feb 03 2025 32F 27F / 54% SW 30 G 51 MPH 8200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 6 11 AM Mon Feb 03 2025 35F 27F / 48% SW 28 G 49 MPH 8200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 7 12 PM Mon Feb 03 2025 37F 28F / 39% SW 31 G 52 MPH 8300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 8 01 PM Mon Feb 03 2025 38F 28F / 44% SW 27 G 50 MPH 8600 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 9 02 PM Mon Feb 03 2025 38F 29F / 44% SSW 28 G 53 MPH 8900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 10 03 PM Mon Feb 03 2025 37F 29F / 46% SSW 24 G 50 MPH 8900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 11 04 PM Mon Feb 03 2025 36F 29F / 55% SSW 25 G 51 MPH 9000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 12 05 PM Mon Feb 03 2025 35F 29F / 55% SSW 26 G 52 MPH 9100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 13 06 PM Mon Feb 03 2025 33F 29F / 53% SSW 26 G 52 MPH 8900 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 14 07 PM Mon Feb 03 2025 33F 29F / 55% SSW 28 G 53 MPH 8800 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 15 08 PM Mon Feb 03 2025 33F 28F / 52% SSW 31 G 58 MPH 8700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 16 09 PM Mon Feb 03 2025 32F 28F / 58% SSW 32 G 59 MPH 8700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 17 10 PM Mon Feb 03 2025 32F 28F / 56% SSW 31 G 59 MPH 8700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 18 11 PM Mon Feb 03 2025 32F 27F / 60% SSW 32 G 60 MPH 8600 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 19 12 AM Tue Feb 04 2025 32F 27F / 59% SSW 33 G 59 MPH 8600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 20 01 AM Tue Feb 04 2025 32F 27F / 59% SSW 33 G 60 MPH 8500 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 21 02 AM Tue Feb 04 2025 31F 27F / 62% SSW 34 G 59 MPH 8400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 22 03 AM Tue Feb 04 2025 31F 26F / 64% SSW 32 G 59 MPH 8300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 23 04 AM Tue Feb 04 2025 30F 26F / 64% SSW 33 G 59 MPH 8200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 24 05 AM Tue Feb 04 2025 30F 26F / 67% SW 33 G 57 MPH 8100 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 25 06 AM Tue Feb 04 2025 29F 25F / 71% SSW 30 G 55 MPH 8000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 26 07 AM Tue Feb 04 2025 30F 25F / 74% SSW 31 G 57 MPH 8000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 27 08 AM Tue Feb 04 2025 30F 25F / 75% SSW 30 G 56 MPH 8000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 28 09 AM Tue Feb 04 2025 31F 25F / 75% SSW 29 G 56 MPH 8100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 29 10 AM Tue Feb 04 2025 33F 26F / 75% SSW 27 G 56 MPH 8100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 30 11 AM Tue Feb 04 2025 35F 25F / 75% SSW 25 G 51 MPH 8200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 31 12 PM Tue Feb 04 2025 36F 26F / 73% SSW 23 G 48 MPH 8300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 32 01 PM Tue Feb 04 2025 38F 27F / 70% SSW 20 G 42 MPH 8200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 33 02 PM Tue Feb 04 2025 37F 27F / 69% SW 20 G 43 MPH 8200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 34 03 PM Tue Feb 04 2025 35F 26F / 72% SSW 19 G 40 MPH 8000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 35 04 PM Tue Feb 04 2025 33F 25F / 79% SSW 19 G 39 MPH 8000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 36 05 PM Tue Feb 04 2025 31F 25F / 74% SSW 19 G 37 MPH 8200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 37 06 PM Tue Feb 04 2025 30F 26F / 69% SSW 19 G 36 MPH 8300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 38 07 PM Tue Feb 04 2025 29F 26F / 66% SSW 20 G 41 MPH 8400 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 39 08 PM Tue Feb 04 2025 28F 24F / 69% S 20 G 39 MPH 8300 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 40 09 PM Tue Feb 04 2025 28F 24F / 71% SSW 21 G 38 MPH 8300 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 41 10 PM Tue Feb 04 2025 28F 24F / 76% S 21 G 44 MPH 8100 FT 7:1 / 14% 0.01" / 0.1" 0.01" / 0.1" 42 11 PM Tue Feb 04 2025 28F 24F / 76% SSW 23 G 48 MPH 8000 FT 7:1 / 14% 0.00" / 0.0" 0.01" / 0.1" 43 12 AM Wed Feb 05 2025 27F 23F / 75% SSW 25 G 48 MPH 7700 FT 7:1 / 14% 0.00" / 0.0" 0.01" / 0.1" 44 01 AM Wed Feb 05 2025 26F 22F / 83% SSW 25 G 45 MPH 8000 FT 8:1 / 12% 0.00" / 0.0" 0.01" / 0.1" 45 02 AM Wed Feb 05 2025 27F 21F / 88% SSW 23 G 42 MPH 8200 FT 7:1 / 14% 0.00" / 0.0" 0.01" / 0.1" 46 03 AM Wed Feb 05 2025 27F 21F / 92% SSW 24 G 43 MPH 8300 FT 8:1 / 12% 0.00" / 0.0" 0.01" / 0.1" 47 04 AM Wed Feb 05 2025 28F 22F / 92% SW 24 G 43 MPH 8500 FT 9:1 / 11% 0.01" / 0.1" 0.02" / 0.2" 48 05 AM Wed Feb 05 2025 27F 22F / 98% SW 28 G 46 MPH 8100 FT 8:1 / 12% 0.00" / 0.0" 0.02" / 0.2"