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 29-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 12 AM Sat Mar 29 2025 24F 20F / 55% W 14 G 20 MPH 7300 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 1 01 AM Sat Mar 29 2025 23F 20F / 58% W 12 G 17 MPH 7300 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 2 02 AM Sat Mar 29 2025 22F 20F / 54% WSW 13 G 17 MPH 7100 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 3 03 AM Sat Mar 29 2025 22F 20F / 55% W 13 G 18 MPH 7000 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 4 04 AM Sat Mar 29 2025 22F 20F / 56% W 12 G 16 MPH 7000 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 5 05 AM Sat Mar 29 2025 23F 20F / 60% W 11 G 15 MPH 7100 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 6 06 AM Sat Mar 29 2025 23F 20F / 63% SSE 9 G 10 MPH 7100 FT 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 7 07 AM Sat Mar 29 2025 23F 20F / 64% SE 8 G 12 MPH 7100 FT 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 8 08 AM Sat Mar 29 2025 21F 19F / 71% SSW 10 G 13 MPH 6800 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 9 09 AM Sat Mar 29 2025 23F 21F / 69% S 10 G 16 MPH 6800 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 10 10 AM Sat Mar 29 2025 27F 21F / 74% SSE 10 G 19 MPH 6800 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 11 11 AM Sat Mar 29 2025 29F 22F / 81% SSE 10 G 19 MPH 7000 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 12 12 PM Sat Mar 29 2025 30F 22F / 96% SSW 7 G 15 MPH 7100 FT 10:1 / 10% 0.03" / 0.3" 0.03" / 0.3" 13 01 PM Sat Mar 29 2025 30F 22F / 93% SSW 12 G 27 MPH 7200 FT 10:1 / 10% 0.09" / 0.9" 0.12" / 1.2" 14 02 PM Sat Mar 29 2025 30F 22F / 94% SW 14 G 30 MPH 6900 FT 10:1 / 10% 0.03" / 0.3" 0.15" / 1.5" 15 03 PM Sat Mar 29 2025 29F 21F / 94% SW 15 G 31 MPH 6500 FT 10:1 / 10% 0.02" / 0.2" 0.17" / 1.7" 16 04 PM Sat Mar 29 2025 27F 20F / 88% W 14 G 26 MPH 6000 FT 11:1 / 9% 0.02" / 0.2" 0.19" / 1.9" 17 05 PM Sat Mar 29 2025 25F 18F / 92% W 15 G 27 MPH 6100 FT 12:1 / 8% 0.03" / 0.4" 0.22" / 2.3" 18 06 PM Sat Mar 29 2025 23F 17F / 92% W 16 G 25 MPH 6200 FT 12:1 / 8% 0.02" / 0.2" 0.24" / 2.5" 19 07 PM Sat Mar 29 2025 22F 16F / 89% WNW 15 G 24 MPH 6500 FT 13:1 / 8% 0.00" / 0.0" 0.24" / 2.5" 20 08 PM Sat Mar 29 2025 21F 15F / 90% WNW 16 G 23 MPH 6100 FT 12:1 / 8% 0.00" / 0.0" 0.24" / 2.5" 21 09 PM Sat Mar 29 2025 20F 14F / 95% WNW 16 G 25 MPH 6200 FT 13:1 / 8% 0.03" / 0.4" 0.27" / 2.9" 22 10 PM Sat Mar 29 2025 19F 14F / 94% WNW 18 G 28 MPH 6100 FT 11:1 / 9% 0.01" / 0.1" 0.28" / 3.0" 23 11 PM Sat Mar 29 2025 18F 13F / 88% WNW 19 G 28 MPH 6100 FT 11:1 / 9% 0.00" / 0.0" 0.28" / 3.0" 24 12 AM Sun Mar 30 2025 16F 12F / 91% WNW 18 G 27 MPH 6200 FT 13:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 25 01 AM Sun Mar 30 2025 16F 12F / 90% WNW 17 G 28 MPH 6200 FT 12:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 26 02 AM Sun Mar 30 2025 17F 12F / 92% WNW 20 G 30 MPH 6100 FT 15:1 / 7% 0.00" / 0.0" 0.28" / 3.0" 27 03 AM Sun Mar 30 2025 16F 11F / 86% WNW 20 G 30 MPH 6100 FT 13:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 28 04 AM Sun Mar 30 2025 15F 11F / 79% WNW 23 G 34 MPH 6000 FT 11:1 / 9% 0.00" / 0.0" 0.28" / 3.0" 29 05 AM Sun Mar 30 2025 15F 11F / 83% WNW 22 G 32 MPH 6000 FT 13:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 30 06 AM Sun Mar 30 2025 16F 11F / 81% WNW 22 G 32 MPH 5900 FT 12:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 31 07 AM Sun Mar 30 2025 15F 12F / 75% WNW 21 G 31 MPH 5900 FT 13:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 32 08 AM Sun Mar 30 2025 16F 12F / 67% WNW 20 G 30 MPH 5700 FT 13:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 33 09 AM Sun Mar 30 2025 16F 13F / 64% W 20 G 30 MPH 5700 FT 14:1 / 7% 0.00" / 0.0" 0.28" / 3.0" 34 10 AM Sun Mar 30 2025 20F 14F / 66% W 18 G 26 MPH 5700 FT 12:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 35 11 AM Sun Mar 30 2025 22F 15F / 64% W 16 G 24 MPH 5900 FT 14:1 / 7% 0.00" / 0.0" 0.28" / 3.0" 36 12 PM Sun Mar 30 2025 24F 16F / 67% W 13 G 21 MPH 6200 FT 14:1 / 7% 0.00" / 0.0" 0.28" / 3.0" 37 01 PM Sun Mar 30 2025 25F 18F / 72% WSW 12 G 21 MPH 6300 FT 14:1 / 7% 0.00" / 0.0" 0.28" / 3.0" 38 02 PM Sun Mar 30 2025 27F 20F / 80% WSW 13 G 24 MPH 6500 FT 14:1 / 7% 0.00" / 0.0" 0.28" / 3.0" 39 03 PM Sun Mar 30 2025 28F 21F / 79% WSW 13 G 23 MPH 6500 FT 13:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 40 04 PM Sun Mar 30 2025 27F 20F / 79% WSW 14 G 25 MPH 6500 FT 12:1 / 8% 0.00" / 0.0" 0.28" / 3.0" 41 05 PM Sun Mar 30 2025 27F 20F / 86% WSW 13 G 23 MPH 6500 FT 13:1 / 8% 0.01" / 0.1" 0.29" / 3.1" 42 06 PM Sun Mar 30 2025 27F 19F / 87% WSW 16 G 27 MPH 6700 FT 12:1 / 8% 0.01" / 0.1" 0.30" / 3.2" 43 07 PM Sun Mar 30 2025 26F 20F / 79% W 20 G 32 MPH 6700 FT 12:1 / 8% 0.00" / 0.0" 0.30" / 3.2" 44 08 PM Sun Mar 30 2025 23F 19F / 74% W 24 G 37 MPH 6700 FT 10:1 / 10% 0.00" / 0.0" 0.30" / 3.2" 45 09 PM Sun Mar 30 2025 22F 18F / 68% W 23 G 37 MPH 6700 FT 10:1 / 10% 0.00" / 0.0" 0.30" / 3.2" 46 10 PM Sun Mar 30 2025 23F 19F / 64% W 23 G 35 MPH 6700 FT 12:1 / 8% 0.00" / 0.0" 0.30" / 3.2" 47 11 PM Sun Mar 30 2025 23F 20F / 60% W 21 G 31 MPH 6800 FT 11:1 / 9% 0.00" / 0.0" 0.30" / 3.2" 48 12 AM Mon Mar 31 2025 23F 20F / 62% WSW 20 G 31 MPH 6800 FT 11:1 / 9% 0.00" / 0.0" 0.30" / 3.2"