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 28-Mar-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 Fri Mar 28 2025 27F 22F / 100% SE 7 G 10 MPH 7900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 1 07 AM Fri Mar 28 2025 26F 25F / 91% S 8 G 15 MPH 7700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 2 08 AM Fri Mar 28 2025 27F 24F / 89% SW 6 G 12 MPH 7700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 3 09 AM Fri Mar 28 2025 28F 24F / 89% SSW 6 G 11 MPH 7600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 4 10 AM Fri Mar 28 2025 31F 25F / 85% SE 8 G 16 MPH 7600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 5 11 AM Fri Mar 28 2025 34F 26F / 84% SSE 8 G 16 MPH 7900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 6 12 PM Fri Mar 28 2025 36F 27F / 76% SSE 9 G 20 MPH 8400 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 7 01 PM Fri Mar 28 2025 37F 28F / 76% S 8 G 20 MPH 8500 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 8 02 PM Fri Mar 28 2025 37F 28F / 76% SSW 7 G 19 MPH 8300 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 9 03 PM Fri Mar 28 2025 37F 28F / 79% WSW 8 G 17 MPH 8300 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 10 04 PM Fri Mar 28 2025 35F 27F / 89% WSW 8 G 17 MPH 8100 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 11 05 PM Fri Mar 28 2025 32F 26F / 82% SSW 9 G 20 MPH 7900 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 12 06 PM Fri Mar 28 2025 32F 26F / 89% WSW 9 G 17 MPH 7800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 13 07 PM Fri Mar 28 2025 30F 25F / 87% W 11 G 17 MPH 7600 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 14 08 PM Fri Mar 28 2025 27F 23F / 81% W 12 G 19 MPH 7300 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 15 09 PM Fri Mar 28 2025 25F 22F / 77% W 12 G 20 MPH 6900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 16 10 PM Fri Mar 28 2025 25F 22F / 67% W 13 G 19 MPH 7100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 17 11 PM Fri Mar 28 2025 25F 21F / 61% W 13 G 18 MPH 7200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 18 12 AM Sat Mar 29 2025 24F 21F / 60% WNW 13 G 18 MPH 7400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 19 01 AM Sat Mar 29 2025 23F 20F / 64% SSE 11 G 16 MPH 7000 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 20 02 AM Sat Mar 29 2025 22F 20F / 67% W 11 G 14 MPH 7100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 21 03 AM Sat Mar 29 2025 23F 20F / 75% W 8 G 9 MPH 7100 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 22 04 AM Sat Mar 29 2025 23F 19F / 82% W 9 G 11 MPH 7100 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 23 05 AM Sat Mar 29 2025 23F 19F / 81% SSE 10 G 14 MPH 7200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 24 06 AM Sat Mar 29 2025 22F 19F / 82% SE 10 G 13 MPH 7200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 25 07 AM Sat Mar 29 2025 22F 19F / 82% S 9 G 13 MPH 7300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 26 08 AM Sat Mar 29 2025 22F 19F / 82% SE 10 G 14 MPH 6900 FT 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 27 09 AM Sat Mar 29 2025 24F 20F / 77% S 10 G 17 MPH 6900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 28 10 AM Sat Mar 29 2025 27F 21F / 86% S 10 G 19 MPH 6900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 29 11 AM Sat Mar 29 2025 28F 21F / 96% SE 9 G 19 MPH 7200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 30 12 PM Sat Mar 29 2025 31F 22F / 97% S 10 G 21 MPH 7300 FT 11:1 / 9% 0.01" / 0.1" 0.01" / 0.1" 31 01 PM Sat Mar 29 2025 32F 24F / 92% SSW 9 G 20 MPH 7000 FT 10:1 / 10% 0.00" / 0.0" 0.01" / 0.1" 32 02 PM Sat Mar 29 2025 30F 23F / 96% S 9 G 21 MPH 7000 FT 11:1 / 9% 0.00" / 0.0" 0.01" / 0.1" 33 03 PM Sat Mar 29 2025 28F 21F / 99% W 15 G 28 MPH 6500 FT 12:1 / 8% 0.08" / 1.0" 0.09" / 1.1" 34 04 PM Sat Mar 29 2025 27F 18F / 95% WNW 20 G 31 MPH 6100 FT 11:1 / 9% 0.19" / 2.1" 0.28" / 3.2" 35 05 PM Sat Mar 29 2025 26F 18F / 94% WNW 19 G 32 MPH 6300 FT 10:1 / 10% 0.14" / 1.4" 0.42" / 4.6" 36 06 PM Sat Mar 29 2025 23F 17F / 93% WNW 16 G 28 MPH 6200 FT 12:1 / 8% 0.04" / 0.5" 0.46" / 5.1" 37 07 PM Sat Mar 29 2025 23F 17F / 92% WNW 16 G 26 MPH 6200 FT 12:1 / 8% 0.01" / 0.1" 0.47" / 5.2" 38 08 PM Sat Mar 29 2025 21F 15F / 93% WNW 13 G 22 MPH 6300 FT 15:1 / 7% 0.01" / 0.2" 0.48" / 5.4" 39 09 PM Sat Mar 29 2025 20F 15F / 92% WNW 17 G 26 MPH 6300 FT 15:1 / 7% 0.09" / 1.3" 0.57" / 6.7" 40 10 PM Sat Mar 29 2025 20F 15F / 95% WNW 17 G 26 MPH 6400 FT 13:1 / 8% 0.06" / 0.8" 0.63" / 7.5" 41 11 PM Sat Mar 29 2025 18F 13F / 89% WNW 18 G 27 MPH 6500 FT 13:1 / 8% 0.00" / 0.0" 0.63" / 7.5" 42 12 AM Sun Mar 30 2025 19F 14F / 93% WNW 16 G 23 MPH 6300 FT 14:1 / 7% 0.01" / 0.1" 0.64" / 7.6" 43 01 AM Sun Mar 30 2025 18F 13F / 96% WNW 18 G 26 MPH 6100 FT 16:1 / 6% 0.02" / 0.3" 0.66" / 7.9" 44 02 AM Sun Mar 30 2025 17F 12F / 96% WNW 23 G 34 MPH 5900 FT 19:1 / 5% 0.00" / 0.0" 0.66" / 7.9" 45 03 AM Sun Mar 30 2025 15F 11F / 82% WNW 23 G 33 MPH 5600 FT 15:1 / 7% 0.00" / 0.0" 0.66" / 7.9" 46 04 AM Sun Mar 30 2025 13F 11F / 72% W 22 G 33 MPH 5400 FT 13:1 / 8% 0.00" / 0.0" 0.66" / 7.9" 47 05 AM Sun Mar 30 2025 13F 10F / 71% WNW 23 G 31 MPH 5100 FT 14:1 / 7% 0.00" / 0.0" 0.66" / 7.9" 48 06 AM Sun Mar 30 2025 13F 11F / 73% W 22 G 30 MPH 5000 FT 15:1 / 7% 0.00" / 0.0" 0.66" / 7.9"