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 24-Nov-2024 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 Nov 24 2024 19F 13F / 98% NW 13 G 23 MPH 4700 FT 13:1 / 8% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Sun Nov 24 2024 18F 13F / 98% NW 11 G 17 MPH 4800 FT 12:1 / 8% 0.06" / 0.7" 0.06" / 0.7" 2 07 AM Sun Nov 24 2024 18F 12F / 100% SE 12 G 18 MPH 4900 FT 14:1 / 7% 0.08" / 1.1" 0.14" / 1.8" 3 08 AM Sun Nov 24 2024 17F 11F / 97% WNW 13 G 19 MPH 4800 FT 18:1 / 6% 0.03" / 0.5" 0.17" / 2.3" 4 09 AM Sun Nov 24 2024 18F 11F / 95% WNW 14 G 23 MPH 4900 FT 17:1 / 6% 0.03" / 0.5" 0.20" / 2.8" 5 10 AM Sun Nov 24 2024 20F 12F / 79% WNW 14 G 21 MPH 5100 FT 16:1 / 6% 0.01" / 0.2" 0.21" / 3.0" 6 11 AM Sun Nov 24 2024 20F 11F / 85% W 15 G 20 MPH 5200 FT 15:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 7 12 PM Sun Nov 24 2024 20F 11F / 84% WNW 14 G 21 MPH 5100 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 8 01 PM Sun Nov 24 2024 20F 12F / 84% WNW 13 G 20 MPH 5200 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 9 02 PM Sun Nov 24 2024 22F 12F / 87% W 11 G 17 MPH 5200 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 10 03 PM Sun Nov 24 2024 21F 12F / 84% W 13 G 19 MPH 5400 FT 16:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 11 04 PM Sun Nov 24 2024 19F 12F / 70% W 13 G 20 MPH 5400 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 12 05 PM Sun Nov 24 2024 16F 11F / 63% WNW 14 G 20 MPH 5100 FT 16:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 13 06 PM Sun Nov 24 2024 13F 9F / 59% WNW 14 G 20 MPH 5200 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 14 07 PM Sun Nov 24 2024 12F 8F / 57% WNW 14 G 18 MPH 5100 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 15 08 PM Sun Nov 24 2024 11F 8F / 55% W 13 G 18 MPH 5000 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 16 09 PM Sun Nov 24 2024 10F 9F / 50% W 15 G 17 MPH 4900 FT 19:1 / 5% 0.00" / 0.0" 0.21" / 3.0" 17 10 PM Sun Nov 24 2024 11F 9F / 47% W 14 G 16 MPH 4600 FT 18:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 18 11 PM Sun Nov 24 2024 12F 10F / 44% W 15 G 19 MPH 4500 FT 17:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 19 12 AM Mon Nov 25 2024 12F 10F / 41% W 17 G 21 MPH 4600 FT 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 20 01 AM Mon Nov 25 2024 12F 11F / 38% W 17 G 24 MPH 4700 FT 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 21 02 AM Mon Nov 25 2024 13F 11F / 40% W 19 G 26 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 22 03 AM Mon Nov 25 2024 13F 11F / 45% W 18 G 26 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 23 04 AM Mon Nov 25 2024 13F 11F / 52% W 16 G 23 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 24 05 AM Mon Nov 25 2024 14F 11F / 52% WSW 14 G 20 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 25 06 AM Mon Nov 25 2024 14F 12F / 55% W 15 G 21 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 26 07 AM Mon Nov 25 2024 15F 12F / 59% WSW 13 G 19 MPH ≤ KSLC 15:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 27 08 AM Mon Nov 25 2024 15F 13F / 62% SW 13 G 20 MPH ≤ KSLC 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 28 09 AM Mon Nov 25 2024 16F 14F / 62% SW 14 G 21 MPH 4300 FT 16:1 / 6% 0.00" / 0.0" 0.21" / 3.0" 29 10 AM Mon Nov 25 2024 20F 16F / 65% SW 14 G 25 MPH 4600 FT 14:1 / 7% 0.00" / 0.0" 0.21" / 3.0" 30 11 AM Mon Nov 25 2024 22F 16F / 64% SSW 15 G 26 MPH 4900 FT 11:1 / 9% 0.00" / 0.0" 0.21" / 3.0" 31 12 PM Mon Nov 25 2024 25F 17F / 66% SSW 15 G 28 MPH 5300 FT 11:1 / 9% 0.00" / 0.0" 0.21" / 3.0" 32 01 PM Mon Nov 25 2024 27F 19F / 72% S 15 G 31 MPH 5400 FT 11:1 / 9% 0.00" / 0.0" 0.21" / 3.0" 33 02 PM Mon Nov 25 2024 27F 19F / 67% SSW 16 G 31 MPH 5700 FT 12:1 / 8% 0.00" / 0.0" 0.21" / 3.0" 34 03 PM Mon Nov 25 2024 25F 19F / 70% SSW 19 G 34 MPH 6000 FT 11:1 / 9% 0.00" / 0.0" 0.21" / 3.0" 35 04 PM Mon Nov 25 2024 24F 19F / 67% SW 20 G 40 MPH 6300 FT 9:1 / 11% 0.00" / 0.0" 0.21" / 3.0" 36 05 PM Mon Nov 25 2024 22F 18F / 60% SW 21 G 38 MPH 6400 FT 9:1 / 11% 0.00" / 0.0" 0.21" / 3.0" 37 06 PM Mon Nov 25 2024 22F 18F / 66% WSW 23 G 39 MPH 6400 FT 10:1 / 10% 0.00" / 0.0" 0.21" / 3.0" 38 07 PM Mon Nov 25 2024 22F 19F / 77% WSW 20 G 34 MPH 6500 FT 11:1 / 9% 0.00" / 0.0" 0.21" / 3.0" 39 08 PM Mon Nov 25 2024 24F 20F / 84% SW 24 G 38 MPH 6900 FT 11:1 / 9% 0.00" / 0.0" 0.21" / 3.0" 40 09 PM Mon Nov 25 2024 25F 20F / 100% SSW 23 G 38 MPH 7300 FT 8:1 / 12% 0.01" / 0.1" 0.22" / 3.1" 41 10 PM Mon Nov 25 2024 25F 20F / 94% SSW 23 G 42 MPH 7500 FT 9:1 / 11% 0.03" / 0.3" 0.25" / 3.4" 42 11 PM Mon Nov 25 2024 26F 21F / 88% SSW 23 G 41 MPH 7400 FT 9:1 / 11% 0.04" / 0.4" 0.29" / 3.8" 43 12 AM Tue Nov 26 2024 26F 21F / 84% SW 21 G 38 MPH 7400 FT 10:1 / 10% 0.06" / 0.6" 0.35" / 4.4" 44 01 AM Tue Nov 26 2024 26F 21F / 87% SW 22 G 39 MPH 7400 FT 8:1 / 12% 0.05" / 0.4" 0.40" / 4.8" 45 02 AM Tue Nov 26 2024 27F 22F / 85% SW 21 G 37 MPH 7500 FT 9:1 / 11% 0.03" / 0.3" 0.43" / 5.1" 46 03 AM Tue Nov 26 2024 27F 21F / 94% SW 20 G 37 MPH 7600 FT 9:1 / 11% 0.02" / 0.2" 0.45" / 5.3" 47 04 AM Tue Nov 26 2024 26F 21F / 96% WSW 19 G 33 MPH 7600 FT 9:1 / 11% 0.05" / 0.4" 0.50" / 5.7" 48 05 AM Tue Nov 26 2024 26F 21F / 94% SW 25 G 42 MPH 7900 FT 8:1 / 12% 0.07" / 0.6" 0.57" / 6.3"