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 28-Dec-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 11 PM Fri Dec 27 2024 20F 13F / 98% WNW 32 G 47 MPH 6200 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 1 12 AM Sat Dec 28 2024 18F 13F / 86% WNW 34 G 51 MPH 6000 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 2 01 AM Sat Dec 28 2024 18F 12F / 88% WNW 32 G 48 MPH 5900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 3 02 AM Sat Dec 28 2024 19F 13F / 100% W 27 G 41 MPH 5900 FT 9:1 / 11% 0.01" / 0.1" 0.01" / 0.1" 4 03 AM Sat Dec 28 2024 20F 16F / 96% W 29 G 45 MPH 5900 FT 7:1 / 14% 0.03" / 0.2" 0.04" / 0.3" 5 04 AM Sat Dec 28 2024 21F 16F / 100% W 31 G 48 MPH 5900 FT 8:1 / 12% 0.04" / 0.3" 0.08" / 0.6" 6 05 AM Sat Dec 28 2024 22F 18F / 95% W 31 G 49 MPH 5900 FT 8:1 / 12% 0.06" / 0.5" 0.14" / 1.1" 7 06 AM Sat Dec 28 2024 23F 18F / 100% W 28 G 45 MPH 6100 FT 8:1 / 12% 0.06" / 0.5" 0.20" / 1.6" 8 07 AM Sat Dec 28 2024 23F 19F / 100% W 28 G 45 MPH 6700 FT 7:1 / 14% 0.05" / 0.4" 0.25" / 2.0" 9 08 AM Sat Dec 28 2024 24F 18F / 98% W 32 G 50 MPH 7000 FT 7:1 / 14% 0.10" / 0.7" 0.35" / 2.7" 10 09 AM Sat Dec 28 2024 25F 18F / 100% W 34 G 52 MPH 7100 FT 7:1 / 14% 0.11" / 0.8" 0.46" / 3.5" 11 10 AM Sat Dec 28 2024 27F 19F / 100% W 32 G 49 MPH 7300 FT 7:1 / 14% 0.08" / 0.6" 0.54" / 4.1" 12 11 AM Sat Dec 28 2024 29F 20F / 97% W 31 G 47 MPH 7600 FT 7:1 / 14% 0.08" / 0.6" 0.62" / 4.7" 13 12 PM Sat Dec 28 2024 29F 21F / 99% W 28 G 44 MPH 7800 FT 8:1 / 12% 0.09" / 0.7" 0.71" / 5.4" 14 01 PM Sat Dec 28 2024 29F 20F / 96% W 29 G 47 MPH 7800 FT 7:1 / 14% 0.09" / 0.6" 0.80" / 6.0" 15 02 PM Sat Dec 28 2024 29F 21F / 95% W 31 G 47 MPH 7900 FT 7:1 / 14% 0.10" / 0.7" 0.90" / 6.7" 16 03 PM Sat Dec 28 2024 30F 21F / 98% W 30 G 48 MPH 8100 FT 8:1 / 12% 0.10" / 0.8" 1.00" / 7.5" 17 04 PM Sat Dec 28 2024 28F 21F / 99% W 31 G 48 MPH 8200 FT 8:1 / 12% 0.11" / 0.9" 1.11" / 8.4" 18 05 PM Sat Dec 28 2024 27F 21F / 95% W 29 G 47 MPH 8300 FT 8:1 / 12% 0.13" / 1.0" 1.24" / 9.4" 19 06 PM Sat Dec 28 2024 27F 21F / 99% W 32 G 50 MPH 8500 FT 9:1 / 11% 0.12" / 1.1" 1.36" / 10.5" 20 07 PM Sat Dec 28 2024 27F 22F / 100% W 32 G 50 MPH 8600 FT 8:1 / 12% 0.09" / 0.7" 1.45" / 11.2" 21 08 PM Sat Dec 28 2024 28F 23F / 100% W 30 G 47 MPH 8800 FT 8:1 / 12% 0.09" / 0.7" 1.54" / 11.9" 22 09 PM Sat Dec 28 2024 29F 24F / 100% W 29 G 47 MPH 9100 FT 7:1 / 14% 0.12" / 0.8" 1.66" / 12.7" 23 10 PM Sat Dec 28 2024 29F 24F / 99% W 30 G 48 MPH 9000 FT 8:1 / 12% 0.10" / 0.8" 1.76" / 13.5" 24 11 PM Sat Dec 28 2024 30F 24F / 100% W 29 G 48 MPH 9200 FT 8:1 / 12% 0.08" / 0.6" 1.84" / 14.1" 25 12 AM Sun Dec 29 2024 30F 24F / 98% WSW 27 G 43 MPH 9100 FT 8:1 / 12% 0.01" / 0.1" 1.85" / 14.2" 26 01 AM Sun Dec 29 2024 30F 24F / 96% WSW 25 G 41 MPH 9000 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 27 02 AM Sun Dec 29 2024 30F 24F / 91% WSW 23 G 36 MPH 8900 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 28 03 AM Sun Dec 29 2024 29F 24F / 88% WSW 23 G 39 MPH 8800 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 29 04 AM Sun Dec 29 2024 29F 24F / 85% WSW 24 G 39 MPH 8700 FT 7:1 / 14% 0.00" / 0.0" 1.85" / 14.2" 30 05 AM Sun Dec 29 2024 28F 24F / 76% WSW 25 G 39 MPH 8600 FT 7:1 / 14% 0.00" / 0.0" 1.85" / 14.2" 31 06 AM Sun Dec 29 2024 26F 24F / 73% WSW 25 G 38 MPH 8400 FT 7:1 / 14% 0.00" / 0.0" 1.85" / 14.2" 32 07 AM Sun Dec 29 2024 26F 24F / 65% WSW 25 G 38 MPH 8200 FT 7:1 / 14% 0.00" / 0.0" 1.85" / 14.2" 33 08 AM Sun Dec 29 2024 26F 25F / 60% WSW 23 G 38 MPH 8100 FT 7:1 / 14% 0.00" / 0.0" 1.85" / 14.2" 34 09 AM Sun Dec 29 2024 27F 25F / 52% SW 22 G 37 MPH 7800 FT 7:1 / 14% 0.00" / 0.0" 1.85" / 14.2" 35 10 AM Sun Dec 29 2024 30F 25F / 49% SW 23 G 38 MPH 7600 FT 8:1 / 12% 0.00" / 0.0" 1.85" / 14.2" 36 11 AM Sun Dec 29 2024 30F 25F / 51% SSW 21 G 40 MPH 7600 FT 8:1 / 12% 0.00" / 0.0" 1.85" / 14.2" 37 12 PM Sun Dec 29 2024 30F 23F / 49% SSW 29 G 51 MPH 7600 FT 6:1 / 17% 0.00" / 0.0" 1.85" / 14.2" 38 01 PM Sun Dec 29 2024 30F 23F / 58% SSW 28 G 54 MPH 7900 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 39 02 PM Sun Dec 29 2024 32F 24F / 51% SW 29 G 55 MPH 7700 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 40 03 PM Sun Dec 29 2024 29F 23F / 54% SW 27 G 50 MPH 7900 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 41 04 PM Sun Dec 29 2024 29F 23F / 60% WSW 32 G 55 MPH 8100 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 42 05 PM Sun Dec 29 2024 28F 24F / 63% WSW 30 G 50 MPH 8100 FT 8:1 / 12% 0.00" / 0.0" 1.85" / 14.2" 43 06 PM Sun Dec 29 2024 29F 24F / 64% WSW 31 G 55 MPH 8000 FT 9:1 / 11% 0.00" / 0.0" 1.85" / 14.2" 44 07 PM Sun Dec 29 2024 27F 20F / 98% W 25 G 39 MPH 7700 FT 8:1 / 12% 0.02" / 0.2" 1.87" / 14.4" 45 08 PM Sun Dec 29 2024 28F 21F / 95% W 28 G 49 MPH 7500 FT 9:1 / 11% 0.11" / 1.0" 1.98" / 15.4" 46 09 PM Sun Dec 29 2024 27F 20F / 96% W 33 G 55 MPH 6500 FT 8:1 / 12% 0.19" / 1.5" 2.17" / 16.9" 47 10 PM Sun Dec 29 2024 24F 18F / 95% W 28 G 49 MPH 5700 FT 10:1 / 10% 0.17" / 1.7" 2.34" / 18.6" 48 11 PM Sun Dec 29 2024 21F 15F / 94% W 29 G 48 MPH 5900 FT 10:1 / 10% 0.09" / 0.9" 2.43" / 19.5"