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 02-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 05 AM Sun Mar 02 2025 29F 26F / 34% SSW 13 G 20 MPH 7200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Sun Mar 02 2025 27F 26F / 33% SSW 13 G 21 MPH 7100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 2 07 AM Sun Mar 02 2025 24F 25F / 39% SSW 14 G 21 MPH 7000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 3 08 AM Sun Mar 02 2025 25F 24F / 44% S 14 G 24 MPH 7000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 4 09 AM Sun Mar 02 2025 28F 25F / 44% SSW 13 G 22 MPH 7000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 5 10 AM Sun Mar 02 2025 32F 27F / 40% SSW 11 G 20 MPH 7000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 6 11 AM Sun Mar 02 2025 34F 27F / 41% S 11 G 24 MPH 6700 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 7 12 PM Sun Mar 02 2025 35F 27F / 41% S 13 G 28 MPH 6800 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 8 01 PM Sun Mar 02 2025 34F 27F / 46% S 12 G 28 MPH 7000 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 9 02 PM Sun Mar 02 2025 35F 26F / 47% S 9 G 24 MPH 7300 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 10 03 PM Sun Mar 02 2025 34F 26F / 45% S 11 G 30 MPH 7400 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 11 04 PM Sun Mar 02 2025 34F 27F / 45% SSE 11 G 29 MPH 7400 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 12 05 PM Sun Mar 02 2025 32F 26F / 47% SSE 10 G 26 MPH 7600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 13 06 PM Sun Mar 02 2025 30F 25F / 52% S 11 G 22 MPH 7500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 14 07 PM Sun Mar 02 2025 28F 22F / 59% S 15 G 32 MPH 7100 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 15 08 PM Sun Mar 02 2025 24F 19F / 72% S 15 G 36 MPH 6500 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 16 09 PM Sun Mar 02 2025 23F 18F / 72% S 15 G 35 MPH 6200 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 17 10 PM Sun Mar 02 2025 21F 16F / 71% S 13 G 32 MPH 5900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 18 11 PM Sun Mar 02 2025 21F 16F / 72% SSE 12 G 27 MPH 5900 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 19 12 AM Mon Mar 03 2025 21F 16F / 71% SSE 13 G 30 MPH 5700 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 20 01 AM Mon Mar 03 2025 20F 16F / 72% SE 12 G 30 MPH 5800 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 21 02 AM Mon Mar 03 2025 20F 15F / 75% SE 12 G 28 MPH 5600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 22 03 AM Mon Mar 03 2025 19F 15F / 77% ESE 14 G 33 MPH 5200 FT 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 23 04 AM Mon Mar 03 2025 19F 15F / 82% SE 15 G 31 MPH 5200 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 24 05 AM Mon Mar 03 2025 19F 14F / 88% SE 16 G 34 MPH 5200 FT 12:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 25 06 AM Mon Mar 03 2025 19F 13F / 89% SE 12 G 26 MPH 5000 FT 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 26 07 AM Mon Mar 03 2025 18F 12F / 93% SE 10 G 21 MPH 5300 FT 14:1 / 7% 0.00" / 0.0" 0.00" / 0.0" 27 08 AM Mon Mar 03 2025 17F 12F / 89% SW 7 G 11 MPH 5400 FT 21:1 / 5% 0.00" / 0.0" 0.00" / 0.0" 28 09 AM Mon Mar 03 2025 18F 11F / 93% NW 8 G 17 MPH 5600 FT 17:1 / 6% 0.03" / 0.5" 0.03" / 0.5" 29 10 AM Mon Mar 03 2025 20F 12F / 97% E 6 G 10 MPH 5700 FT 18:1 / 6% 0.04" / 0.7" 0.07" / 1.2" 30 11 AM Mon Mar 03 2025 23F 14F / 96% NNE 5 G 12 MPH 5700 FT 16:1 / 6% 0.08" / 1.3" 0.15" / 2.5" 31 12 PM Mon Mar 03 2025 23F 16F / 95% NNE 6 G 13 MPH 5700 FT 18:1 / 6% 0.02" / 0.4" 0.17" / 2.9" 32 01 PM Mon Mar 03 2025 25F 17F / 97% NW 9 G 15 MPH 5600 FT 15:1 / 7% 0.01" / 0.2" 0.18" / 3.1" 33 02 PM Mon Mar 03 2025 25F 17F / 97% NNW 14 G 25 MPH 5900 FT 14:1 / 7% 0.01" / 0.1" 0.19" / 3.2" 34 03 PM Mon Mar 03 2025 26F 15F / 99% NW 17 G 29 MPH 6200 FT 12:1 / 8% 0.08" / 1.0" 0.27" / 4.2" 35 04 PM Mon Mar 03 2025 25F 15F / 97% WNW 13 G 26 MPH 6500 FT 13:1 / 8% 0.02" / 0.3" 0.29" / 4.5" 36 05 PM Mon Mar 03 2025 23F 15F / 92% WNW 18 G 31 MPH 6600 FT 13:1 / 8% 0.06" / 0.8" 0.35" / 5.3" 37 06 PM Mon Mar 03 2025 22F 15F / 93% NW 22 G 35 MPH 6800 FT 12:1 / 8% 0.02" / 0.2" 0.37" / 5.5" 38 07 PM Mon Mar 03 2025 22F 15F / 95% NNW 23 G 37 MPH 6300 FT 11:1 / 9% 0.01" / 0.1" 0.38" / 5.6" 39 08 PM Mon Mar 03 2025 22F 15F / 90% NNW 22 G 36 MPH 6200 FT 10:1 / 10% 0.00" / 0.0" 0.38" / 5.6" 40 09 PM Mon Mar 03 2025 21F 15F / 97% NW 20 G 35 MPH 6200 FT 10:1 / 10% 0.00" / 0.0" 0.38" / 5.6" 41 10 PM Mon Mar 03 2025 21F 15F / 93% NNW 23 G 35 MPH 6300 FT 13:1 / 8% 0.00" / 0.0" 0.38" / 5.6" 42 11 PM Mon Mar 03 2025 21F 16F / 95% NW 24 G 37 MPH 6200 FT 12:1 / 8% 0.00" / 0.0" 0.38" / 5.6" 43 12 AM Tue Mar 04 2025 21F 16F / 88% NW 24 G 36 MPH 6200 FT 10:1 / 10% 0.00" / 0.0" 0.38" / 5.6" 44 01 AM Tue Mar 04 2025 20F 15F / 95% NW 25 G 37 MPH 6200 FT 11:1 / 9% 0.00" / 0.0" 0.38" / 5.6" 45 02 AM Tue Mar 04 2025 20F 15F / 91% NW 24 G 37 MPH 6100 FT 11:1 / 9% 0.00" / 0.0" 0.38" / 5.6" 46 03 AM Tue Mar 04 2025 20F 15F / 96% NW 25 G 35 MPH 5900 FT 10:1 / 10% 0.00" / 0.0" 0.38" / 5.6" 47 04 AM Tue Mar 04 2025 20F 14F / 91% NW 24 G 34 MPH 5700 FT 12:1 / 8% 0.00" / 0.0" 0.38" / 5.6" 48 05 AM Tue Mar 04 2025 20F 14F / 92% NW 26 G 38 MPH 5600 FT 13:1 / 8% 0.00" / 0.0" 0.38" / 5.6"