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 00Z 17-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 PM Sun Feb 16 2025 26F 18F / 99% W 28 G 45 MPH 4900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 1 06 PM Sun Feb 16 2025 23F 16F / 100% W 27 G 42 MPH 5600 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 2 07 PM Sun Feb 16 2025 22F 16F / 100% W 24 G 38 MPH 6100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 3 08 PM Sun Feb 16 2025 23F 17F / 100% W 24 G 39 MPH 6300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 4 09 PM Sun Feb 16 2025 23F 17F / 99% W 27 G 44 MPH 6500 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 5 10 PM Sun Feb 16 2025 24F 17F / 98% W 27 G 42 MPH 6700 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 6 11 PM Sun Feb 16 2025 24F 17F / 100% W 26 G 42 MPH 6700 FT 12:1 / 8% 0.01" / 0.1" 0.01" / 0.1" 7 12 AM Mon Feb 17 2025 24F 17F / 100% W 29 G 46 MPH 6600 FT 11:1 / 9% 0.03" / 0.3" 0.04" / 0.4" 8 01 AM Mon Feb 17 2025 24F 17F / 100% W 28 G 46 MPH 5700 FT 10:1 / 10% 0.07" / 0.7" 0.11" / 1.1" 9 02 AM Mon Feb 17 2025 20F 15F / 95% W 22 G 35 MPH 5700 FT 14:1 / 7% 0.08" / 1.1" 0.19" / 2.2" 10 03 AM Mon Feb 17 2025 21F 15F / 97% W 25 G 41 MPH 5600 FT 12:1 / 8% 0.05" / 0.6" 0.24" / 2.8" 11 04 AM Mon Feb 17 2025 20F 14F / 92% W 25 G 41 MPH 5600 FT 13:1 / 8% 0.00" / 0.0" 0.24" / 2.8" 12 05 AM Mon Feb 17 2025 20F 13F / 97% W 24 G 40 MPH 5800 FT 15:1 / 7% 0.00" / 0.0" 0.24" / 2.8" 13 06 AM Mon Feb 17 2025 18F 12F / 93% W 25 G 39 MPH 5800 FT 16:1 / 6% 0.00" / 0.0" 0.24" / 2.8" 14 07 AM Mon Feb 17 2025 17F 11F / 95% W 24 G 37 MPH 5700 FT 17:1 / 6% 0.00" / 0.0" 0.24" / 2.8" 15 08 AM Mon Feb 17 2025 17F 11F / 92% W 25 G 37 MPH 5500 FT 16:1 / 6% 0.00" / 0.0" 0.24" / 2.8" 16 09 AM Mon Feb 17 2025 18F 11F / 88% W 24 G 37 MPH 5400 FT 15:1 / 7% 0.00" / 0.0" 0.24" / 2.8" 17 10 AM Mon Feb 17 2025 20F 11F / 89% W 22 G 35 MPH 5300 FT 15:1 / 7% 0.00" / 0.0" 0.24" / 2.8" 18 11 AM Mon Feb 17 2025 21F 12F / 89% W 21 G 35 MPH 5600 FT 16:1 / 6% 0.00" / 0.0" 0.24" / 2.8" 19 12 PM Mon Feb 17 2025 22F 12F / 87% W 23 G 37 MPH 5400 FT 16:1 / 6% 0.00" / 0.0" 0.24" / 2.8" 20 01 PM Mon Feb 17 2025 23F 13F / 93% W 23 G 36 MPH 5500 FT 15:1 / 7% 0.00" / 0.0" 0.24" / 2.8" 21 02 PM Mon Feb 17 2025 21F 12F / 96% W 21 G 35 MPH 5500 FT 14:1 / 7% 0.00" / 0.0" 0.24" / 2.8" 22 03 PM Mon Feb 17 2025 21F 11F / 97% W 21 G 33 MPH 5500 FT 14:1 / 7% 0.03" / 0.4" 0.27" / 3.2" 23 04 PM Mon Feb 17 2025 21F 11F / 98% W 23 G 36 MPH 5300 FT 14:1 / 7% 0.01" / 0.1" 0.28" / 3.3" 24 05 PM Mon Feb 17 2025 19F 10F / 99% W 22 G 35 MPH 5400 FT 13:1 / 8% 0.01" / 0.1" 0.29" / 3.4" 25 06 PM Mon Feb 17 2025 17F 9F / 95% W 23 G 35 MPH 5500 FT 13:1 / 8% 0.01" / 0.1" 0.30" / 3.5" 26 07 PM Mon Feb 17 2025 15F 9F / 91% W 23 G 37 MPH 5400 FT 15:1 / 7% 0.00" / 0.0" 0.30" / 3.5" 27 08 PM Mon Feb 17 2025 15F 9F / 96% W 23 G 34 MPH 5400 FT 14:1 / 7% 0.00" / 0.0" 0.30" / 3.5" 28 09 PM Mon Feb 17 2025 15F 9F / 98% W 22 G 35 MPH 5300 FT 15:1 / 7% 0.00" / 0.0" 0.30" / 3.5" 29 10 PM Mon Feb 17 2025 15F 9F / 95% W 22 G 34 MPH 5200 FT 14:1 / 7% 0.00" / 0.0" 0.30" / 3.5" 30 11 PM Mon Feb 17 2025 15F 8F / 99% WNW 20 G 30 MPH 5100 FT 16:1 / 6% 0.01" / 0.2" 0.31" / 3.7" 31 12 AM Tue Feb 18 2025 14F 8F / 94% WNW 21 G 31 MPH 5100 FT 16:1 / 6% 0.01" / 0.2" 0.32" / 3.9" 32 01 AM Tue Feb 18 2025 14F 8F / 94% WNW 20 G 30 MPH 5000 FT 18:1 / 6% 0.00" / 0.0" 0.32" / 3.9" 33 02 AM Tue Feb 18 2025 14F 8F / 95% WNW 18 G 28 MPH 4900 FT 18:1 / 6% 0.00" / 0.0" 0.32" / 3.9" 34 03 AM Tue Feb 18 2025 13F 7F / 96% WNW 19 G 30 MPH 4800 FT 17:1 / 6% 0.00" / 0.0" 0.32" / 3.9" 35 04 AM Tue Feb 18 2025 13F 8F / 91% WNW 20 G 30 MPH 4500 FT 16:1 / 6% 0.00" / 0.0" 0.32" / 3.9" 36 05 AM Tue Feb 18 2025 13F 7F / 93% WNW 20 G 31 MPH 4500 FT 18:1 / 6% 0.02" / 0.4" 0.34" / 4.3" 37 06 AM Tue Feb 18 2025 13F 8F / 96% WNW 20 G 28 MPH 4400 FT 19:1 / 5% 0.01" / 0.2" 0.35" / 4.5" 38 07 AM Tue Feb 18 2025 13F 8F / 91% WNW 20 G 30 MPH 4300 FT 17:1 / 6% 0.02" / 0.3" 0.37" / 4.8" 39 08 AM Tue Feb 18 2025 13F 7F / 91% WNW 19 G 28 MPH 4300 FT 19:1 / 5% 0.00" / 0.0" 0.37" / 4.8" 40 09 AM Tue Feb 18 2025 14F 8F / 94% WNW 18 G 28 MPH 4400 FT 19:1 / 5% 0.00" / 0.0" 0.37" / 4.8" 41 10 AM Tue Feb 18 2025 15F 8F / 92% WNW 20 G 28 MPH 4500 FT 19:1 / 5% 0.00" / 0.0" 0.37" / 4.8" 42 11 AM Tue Feb 18 2025 17F 9F / 91% WNW 20 G 30 MPH 4400 FT 19:1 / 5% 0.00" / 0.0" 0.37" / 4.8" 43 12 PM Tue Feb 18 2025 20F 11F / 90% WNW 21 G 31 MPH 4500 FT 18:1 / 6% 0.00" / 0.0" 0.37" / 4.8" 44 01 PM Tue Feb 18 2025 20F 11F / 92% WNW 21 G 31 MPH 4600 FT 18:1 / 6% 0.00" / 0.0" 0.37" / 4.8" 45 02 PM Tue Feb 18 2025 20F 10F / 92% WNW 23 G 34 MPH 4600 FT 19:1 / 5% 0.00" / 0.0" 0.37" / 4.8" 46 03 PM Tue Feb 18 2025 18F 9F / 92% WNW 25 G 40 MPH 4700 FT 16:1 / 6% 0.00" / 0.0" 0.37" / 4.8" 47 04 PM Tue Feb 18 2025 18F 10F / 92% WNW 24 G 38 MPH 4600 FT 18:1 / 6% 0.01" / 0.2" 0.38" / 5.0" 48 05 PM Tue Feb 18 2025 17F 9F / 89% WNW 26 G 41 MPH 5000 FT 18:1 / 6% 0.05" / 0.9" 0.43" / 5.9"