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 07-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 Thu Nov 07 2024 12F 12F / 38% NE 16 G 21 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 1 06 AM Thu Nov 07 2024 12F 13F / 30% NNE 15 G 23 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 2 07 AM Thu Nov 07 2024 14F 14F / 34% NE 15 G 25 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 3 08 AM Thu Nov 07 2024 15F 14F / 30% NE 15 G 23 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 4 09 AM Thu Nov 07 2024 16F 16F / 33% ENE 13 G 20 MPH ≤ KSLC 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 5 10 AM Thu Nov 07 2024 21F 18F / 29% ENE 9 G 14 MPH ≤ KSLC 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 6 11 AM Thu Nov 07 2024 24F 19F / 30% NE 7 G 14 MPH 4300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 7 12 PM Thu Nov 07 2024 27F 20F / 27% ENE 5 G 15 MPH 4500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 8 01 PM Thu Nov 07 2024 28F 21F / 34% NE 5 G 11 MPH 4700 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 9 02 PM Thu Nov 07 2024 28F 22F / 32% NE 3 G 9 MPH 4900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 10 03 PM Thu Nov 07 2024 25F 22F / 32% NE 4 G 9 MPH 4700 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 11 04 PM Thu Nov 07 2024 23F 21F / 34% NNE 7 G 12 MPH 4800 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 12 05 PM Thu Nov 07 2024 20F 21F / 36% NNE 7 G 16 MPH 4600 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 13 06 PM Thu Nov 07 2024 19F 20F / 37% N 11 G 18 MPH 4700 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 14 07 PM Thu Nov 07 2024 19F 21F / 39% N 14 G 22 MPH 4900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 15 08 PM Thu Nov 07 2024 20F 21F / 33% N 15 G 24 MPH 5000 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 16 09 PM Thu Nov 07 2024 20F 21F / 28% N 14 G 24 MPH 4900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 17 10 PM Thu Nov 07 2024 21F 21F / 28% N 15 G 23 MPH 4700 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 18 11 PM Thu Nov 07 2024 21F 22F / 28% N 17 G 25 MPH 4700 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 19 12 AM Fri Nov 08 2024 21F 22F / 30% N 17 G 28 MPH 4600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 20 01 AM Fri Nov 08 2024 21F 22F / 35% N 18 G 28 MPH 4400 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 21 02 AM Fri Nov 08 2024 22F 22F / 33% N 19 G 32 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 22 03 AM Fri Nov 08 2024 22F 22F / 37% NNE 22 G 33 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 23 04 AM Fri Nov 08 2024 21F 21F / 46% NNE 22 G 33 MPH ≤ KSLC 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 24 05 AM Fri Nov 08 2024 20F 22F / 46% NNE 19 G 31 MPH 5100 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 25 06 AM Fri Nov 08 2024 20F 22F / 37% NNE 18 G 28 MPH 5200 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 26 07 AM Fri Nov 08 2024 21F 23F / 34% NE 17 G 28 MPH 4700 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 27 08 AM Fri Nov 08 2024 21F 24F / 32% NE 17 G 28 MPH 5200 FT 7:1 / 14% 0.00" / 0.0" 0.00" / 0.0" 28 09 AM Fri Nov 08 2024 22F 24F / 40% ENE 17 G 28 MPH ≤ KSLC 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 29 10 AM Fri Nov 08 2024 27F 26F / 46% ENE 14 G 23 MPH 4400 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 30 11 AM Fri Nov 08 2024 32F 27F / 36% NE 8 G 17 MPH 4900 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 31 12 PM Fri Nov 08 2024 33F 28F / 38% NE 7 G 15 MPH 5300 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 32 01 PM Fri Nov 08 2024 34F 28F / 39% NE 6 G 14 MPH 5600 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 33 02 PM Fri Nov 08 2024 34F 28F / 50% NE 6 G 14 MPH 5600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 34 03 PM Fri Nov 08 2024 34F 29F / 48% ENE 6 G 17 MPH 5600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 35 04 PM Fri Nov 08 2024 31F 28F / 51% E 4 G 11 MPH 5800 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 36 05 PM Fri Nov 08 2024 27F 27F / 51% NW 5 G 10 MPH 6200 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 37 06 PM Fri Nov 08 2024 25F 26F / 53% W 6 G 11 MPH 6500 FT 10:1 / 10% 0.00" / 0.0" 0.00" / 0.0" 38 07 PM Fri Nov 08 2024 25F 25F / 54% WNW 10 G 14 MPH 6400 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 39 08 PM Fri Nov 08 2024 24F 25F / 60% W 12 G 17 MPH 6500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 40 09 PM Fri Nov 08 2024 24F 24F / 66% WSW 12 G 16 MPH 6600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 41 10 PM Fri Nov 08 2024 25F 24F / 69% NW 15 G 20 MPH 6800 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 42 11 PM Fri Nov 08 2024 26F 25F / 69% NW 14 G 21 MPH 6600 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 43 12 AM Sat Nov 09 2024 25F 25F / 65% NW 15 G 21 MPH 5900 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0" 44 01 AM Sat Nov 09 2024 26F 25F / 63% NW 17 G 21 MPH 5600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 45 02 AM Sat Nov 09 2024 25F 24F / 67% NW 18 G 23 MPH 5500 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 46 03 AM Sat Nov 09 2024 25F 23F / 63% NW 18 G 26 MPH 5600 FT 9:1 / 11% 0.00" / 0.0" 0.00" / 0.0" 47 04 AM Sat Nov 09 2024 25F 24F / 64% NW 18 G 25 MPH 5500 FT 8:1 / 12% 0.00" / 0.0" 0.00" / 0.0" 48 05 AM Sat Nov 09 2024 25F 24F / 62% NW 18 G 24 MPH 4500 FT 11:1 / 9% 0.00" / 0.0" 0.00" / 0.0"