UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120112.upa.cvt Date: 1200Z 1 DEC 25 Searching for KSLC... Searching the city database file for: KSLC ... Date:1200Z 1 DEC 25 Station: KSLC WMO ident: 72572 Latitude: 40.78 Longitude: -111.97 Elevation: 1288.00 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 237 1 925 868 SFC 878 1288 -2.5 -4.4 87 1.9 -3.2 0 0 280.9 281.4 276.5 289.7 3.14 3 873 1333 -2.1 -5.8 76 3.7 -3.5 8 1 281.8 282.3 276.6 289.8 2.84 4 865 1405 -2.3 -6.3 74 4.0 -3.8 20 1 282.3 282.8 276.7 290.2 2.76 5 858 1469 -2.5 -6.5 74 4.0 -4.0 31 2 282.8 283.2 276.9 290.6 2.74 6 850 1542 -2.1 -5.9 75 3.8 -3.6 110 4 283.9 284.4 277.7 292.2 2.89 7 833 1702 -3.3 -7.7 72 4.4 -4.8 38 5 284.3 284.8 277.5 291.7 2.57 8 818 1846 -4.1 -8.0 74 3.9 -5.5 339 5 285.0 285.4 277.8 292.4 2.55 9 811 1914 -4.3 -8.6 72 4.3 -5.8 333 6 285.5 285.9 277.9 292.6 2.46 10 790 2120 -5.9 -9.5 76 3.6 -7.1 317 8 285.9 286.3 278.0 292.7 2.35 11 783 2189 -6.3 -10.2 74 3.9 -7.6 319 8 286.2 286.6 278.0 292.8 2.24 12 777 2250 -6.9 -9.8 80 2.9 -7.9 324 8 286.2 286.6 278.2 293.0 2.33 13 770 2320 -7.3 -10.7 77 3.4 -8.4 330 8 286.5 286.9 278.1 292.9 2.19 14 756 2463 -7.5 -12.3 68 4.8 -9.0 340 8 287.8 288.1 278.4 293.6 1.96 15 750 2525 -8.1 -12.5 71 4.4 -9.5 340 7 287.8 288.1 278.4 293.6 1.95 16 711 2939 -9.9 -16.9 57 7.0 -11.8 343 9 290.2 290.5 278.9 294.6 1.43 17 700 3059 -9.7 -18.7 48 9.0 -12.1 345 12 291.7 292.0 279.4 295.6 1.25 18 691 3159 -9.3 -20.3 40 11.0 -12.1 347 14 293.3 293.5 279.8 296.7 1.10 19 686 3215 -9.3 -23.3 31 14.0 -12.6 348 15 293.9 294.0 279.8 296.6 0.85 20 674 3351 -9.3 -29.3 18 20.0 -13.3 350 18 295.4 295.5 280.0 297.0 0.50 21 668 3420 -9.7 -30.7 16 21.0 -13.7 352 18 295.7 295.8 280.1 297.1 0.44 22 613 4075 -14.9 -27.9 32 13.0 -17.4 343 18 297.0 297.2 280.9 299.1 0.63 23 580 4491 -16.9 -39.9 12 23.0 -19.9 343 23 299.4 299.5 281.4 300.2 0.20 24 575 4556 -17.1 -40.1 12 23.0 -20.1 345 24 300.0 300.0 281.6 300.7 0.20 25 559 4767 -17.7 -39.7 13 22.0 -20.6 345 26 301.7 301.7 282.4 302.4 0.22 26 544 4971 -16.9 -52.9 3 36.0 -20.4 348 30 305.0 305.0 283.5 305.2 0.05 27 537 5068 -16.5 -49.5 4 33.0 -20.1 351 34 306.6 306.6 284.1 306.9 0.08 28 513 5409 -18.7 -31.7 31 13.0 -21.0 348 38 308.0 308.1 285.2 309.8 0.52 29 500 5600 -19.7 -28.7 45 9.0 -21.4 350 36 309.0 309.2 285.8 311.4 0.72 30 488 5780 -20.7 -27.7 53 7.0 -22.1 350 37 309.9 310.1 286.3 312.7 0.80 31 418 6913 -26.9 -42.9 21 16.0 -28.6 9 68 316.0 316.1 287.7 316.8 0.21 32 400 7230 -28.9 -39.9 34 11.0 -30.2 15 76 317.4 317.5 288.2 318.5 0.30 33 382 7556 -31.5 -40.5 41 9.0 -32.4 15 78 318.2 318.3 288.5 319.3 0.29 34 375 7687 -31.9 -41.9 37 10.0 -32.9 15 79 319.4 319.4 288.8 320.3 0.26 35 350 8168 -35.9 -43.9 44 8.0 -36.5 19 85 320.3 320.4 289.1 321.2 0.22 36 331 8553 -38.5 -48.5 34 10.0 -39.1 15 88 321.9 321.9 289.5 322.5 0.14 37 321 8762 -39.7 -49.7 34 10.0 -40.3 15 87 323.1 323.1 289.9 323.6 0.13 38 300 9220 -42.9 -50.9 41 8.0 -43.3 15 93 324.9 324.9 290.4 325.4 0.12 39 290 9448 -44.7 -52.7 40 8.0 -45.0 15 92 325.5 325.5 290.5 325.9 0.10 40 278 9731 -46.3 -55.3 35 9.0 -46.6 20 93 327.1 327.2 291.0 327.4 0.08 41 267 9998 -48.7 -56.7 39 8.0 -49.0 24 95 327.4 327.5 291.0 327.7 0.07 42 257 10249 -49.7 -58.7 34 9.0 -50.0 22 100 329.6 329.6 291.6 329.8 0.05 43 250 10430 -51.1 -60.1 33 9.0 -51.3 20 103 330.1 330.1 291.8 330.3 0.05 44 249 10456 -51.3 -60.3 33 9.0 -51.5 20 103 330.2 330.2 291.8 330.4 0.05 45 234 10857 -54.1 -63.1 32 9.0 -54.3 23 105 331.9 331.9 292.3 332.0 0.03 46 224 11136 -55.9 -64.9 32 9.0 -56.1 22 104 333.3 333.3 292.6 333.4 0.03 47 206 11665 -59.3 -67.3 35 8.0 -59.4 16 108 336.0 336.0 293.3 336.1 0.02 48 203 11757 -59.7 -67.7 35 8.0 -59.8 15 109 336.8 336.8 293.6 336.9 0.02 49 202 11788 -59.5 -67.8 33 8.3 -59.6 15 109 337.6 337.6 293.7 337.7 0.02 50 200 11850 -59.1 -68.1 30 9.0 -59.2 15 106 339.2 339.2 294.1 339.3 0.02 51 195 12009 -58.5 -67.5 30 9.0 -58.6 15 107 342.6 342.6 295.0 342.7 0.02 52 177 12613 -61.9 -72.9 22 11.0 -62.0 20 65 346.6 346.6 295.9 346.7 0.01 53 173 12755 -62.1 -73.1 22 11.0 -62.2 16 60 348.6 348.6 296.3 348.6 0.01 54 157 13357 -60.7 -74.7 14 14.0 -60.9 357 47 360.8 360.8 298.8 360.8 0.01 55 150 13640 -61.3 -76.3 12 15.0 -61.4 360 45 364.5 364.5 299.5 364.5 0.01 56 147 13765 -61.7 -76.7 12 15.0 -61.9 360 45 365.9 365.9 299.8 365.9 0.01 57 139 14111 -60.7 -76.7 10 16.0 -60.9 354 45 373.6 373.6 301.2 373.6 0.01 58 131 14479 -61.1 -79.1 8 18.0 -61.3 348 42 379.2 379.2 302.1 379.3 0.01 59 121 14973 -58.9 -78.9 6 20.0 -59.2 345 41 392.0 392.0 304.1 392.0 0.01 60 100 16160 -61.3 -84.3 3 23.0 -61.6 320 34 409.3 409.3 306.4 409.3 0.00 61 88 16960 -56.7 -82.7 2 26.0 -57.2 346 28 433.7 433.7 309.2 433.8 0.00 62 77 17797 -61.1 -88.1 2 27.0 -61.4 346 12 441.5 441.5 310.0 441.5 0.00 63 73 18128 -59.7 -88.7 1 29.0 -60.1 347 17 451.2 451.2 311.0 451.2 0.00 64 70 18390 -60.3 -89.3 1 29.0 -60.7 325 12 455.4 455.4 311.4 455.4 0.00 65 69 18480 -60.5 -89.5 1 29.0 -60.9 332 12 456.8 456.8 311.5 456.8 0.00 66 67 18664 -59.3 -88.3 1 29.0 -59.8 335 14 463.3 463.3 312.1 463.3 0.00 67 63 19052 -58.1 -88.1 1 30.0 -58.7 333 21 474.2 474.2 313.0 474.2 0.00 68 62 19153 -58.3 -87.3 1 29.0 -58.9 341 25 475.9 475.9 313.1 475.9 0.00 69 61 19255 -58.3 -87.3 1 29.0 -58.9 348 25 478.1 478.1 313.3 478.1 0.00 70 60 19360 -57.7 -87.7 1 30.0 -58.3 353 23 481.7 481.7 313.6 481.7 0.00 71 58 19575 -56.7 -86.7 1 30.0 -57.5 360 21 488.7 488.7 314.1 488.7 0.00 72 56 19797 -58.1 -87.1 1 29.0 -58.7 360 21 490.4 490.4 314.2 490.4 0.00 73 55 19911 -58.3 -87.3 1 29.0 -58.9 2 16 492.5 492.5 314.4 492.5 0.00 74 52 20267 -54.7 -85.7 1 31.0 -55.7 26 15 508.8 508.8 315.5 508.9 0.00 75 50 20520 -52.9 -83.9 1 31.0 -54.2 60 32 518.8 518.8 316.2 518.9 0.01 76 48 20783 -52.5 -83.5 1 31.0 -53.9 37 33 525.9 525.9 316.6 525.9 0.01 77 44 21342 -54.5 -84.5 1 30.0 -55.7 75 36 534.2 534.2 317.2 534.3 0.01 78 43 21489 -54.9 -84.9 1 30.0 -56.1 70 36 536.8 536.8 317.3 536.8 0.01 79 37 22452 -53.5 -84.5 1 31.0 -55.1 60 36 563.9 563.9 318.9 564.0 0.01 80 37 22452 -53.5 -84.5 1 31.0 -55.1 60 36 563.9 563.9 318.9 564.0 0.01 81 35 22809 -53.9 -83.9 1 30.0 -55.5 68 37 571.9 571.9 319.3 572.0 0.01 82 31 23582 -56.7 -85.7 1 29.0 -58.0 73 41 584.6 584.6 319.9 584.6 0.01 83 30 23790 -56.7 -85.7 1 29.0 -58.0 75 44 590.1 590.1 320.2 590.1 0.01 84 29 24005 -56.9 -85.9 1 29.0 -58.2 75 44 595.3 595.3 320.4 595.3 0.01 85 28 24227 -56.9 -86.9 1 30.0 -58.3 75 44 601.3 601.3 320.7 601.3 0.01 TRP 177 12613 -61.9 -72.9 22 11.0 -62.0 20 65 346.6 346.6 295.9 346.7 0.01 WND 202 11788 -59.5 -67.8 33 8.3 -59.6 15 109 337.6 337.6 293.7 337.7 0.02 Sounding variables and indices 1000-500 mb thick: 5363.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 40.94 % Est. max temperature: 5.43 C = 41.77 F Sfc-Lift cond lev (LCL): 852.07 mb = 1522.94 m = 4996.47 ft T: -2.20 C 700-500 lapse rate: 3.94 C/km ThetaE index: 0.49 C Layer 833.0- 818.0 mb Conv cond level (CCL): 719.53 mb = 2846.25 m = 9337.98 ft Mean mixing ratio: 2.59 g/kg Conv temperature: 5.95 C = 42.71 F Cap Strength: 14.50 C Lifted Index: 15.14 C Risk: None Lifted Index @300 mb: 23.47 C Lifted Index @700 mb: 4.69 C Showalter Index: 14.85 C Risk: None Total Totals Index: 31.40 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 13.80 C K Index: 2.70 Risk: None Sweat Index: 44.00 Risk: None Energy Index: 3.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.03 J/kg Max Up Vert Vel: 6.17 m/s Conv Inhibition (B-): 38483.49 J/kg Cap Strength: 14.81 C Lift Cond Lev (LCL): 777.11 mb = 2248.45 m = 7376.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 28 at 21 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 878 1288 0 0 -0.0 -0.0 | 208 21 9.7 18.6 1 852 1524 40 3 -1.9 -2.3 | 205 18 7.7 16.3 2 850 1542 110 4 -3.8 1.4 | 197 21 5.9 19.9 3 819 1829 340 5 1.7 -4.7 | 219 18 11.4 13.9 4 788 2134 315 8 5.7 -5.7 | 230 20 15.3 12.9 5 758 2438 340 8 2.7 -7.5 | 228 17 12.4 11.0 6 729 2743 340 6 2.1 -5.6 | 222 17 11.7 12.9 7 701 3048 345 11 2.8 -10.6 | 238 15 12.5 7.9 8 700 3059 345 12 3.1 -11.6 | 241 15 12.8 7.0 9 673 3353 350 18 3.1 -17.7 | 266 13 12.8 0.8 10 647 3658 360 16 -0.0 -16.0 | 255 10 9.7 2.6 11 621 3962 345 17 4.4 -16.4 | 261 14 14.1 2.1 12 597 4267 340 20 6.8 -18.8 | 271 17 16.5 -0.2 13 573 4572 345 24 6.2 -23.2 | 286 17 15.9 -4.6 14 550 4877 345 27 7.0 -26.1 | 294 18 16.7 -7.5 15 528 5182 355 38 3.3 -37.9 | 326 23 13.0 -19.3 16 508 5486 345 38 9.8 -36.7 | 313 27 19.5 -18.1 17 500 5600 350 36 6.3 -35.5 | 317 23 15.9 -16.9 18 487 5791 350 37 6.4 -36.4 | 318 24 16.1 -17.9 19 467 6096 360 45 -0.0 -45.0 | 340 28 9.7 -26.4 20 412 7010 10 71 -12.3 -69.9 | 3 51 -2.7 -51.4 21 400 7230 15 76 -19.7 -73.4 | 10 56 -10.0 -54.8 22 395 7315 15 76 -19.7 -73.4 | 10 56 -10.0 -54.8 23 378 7620 15 78 -20.2 -75.3 | 10 58 -10.5 -56.8 24 362 7925 15 83 -21.5 -80.2 | 11 63 -11.8 -61.6 25 346 8230 20 85 -29.1 -79.9 | 18 64 -19.4 -61.3 26 331 8534 15 88 -22.8 -85.0 | 11 68 -13.1 -66.4 27 317 8839 15 87 -22.5 -84.0 | 11 67 -12.8 -65.5 28 303 9144 20 89 -30.4 -83.6 | 18 68 -20.8 -65.1 29 300 9220 15 93 -24.1 -89.8 | 11 73 -14.4 -71.3 30 290 9449 15 92 -23.8 -88.9 | 11 72 -14.1 -70.3 31 264 10058 25 95 -40.1 -86.1 | 24 74 -30.5 -67.5 32 253 10363 20 103 -35.2 -96.8 | 18 82 -25.6 -78.2 33 250 10430 20 103 -35.2 -96.8 | 18 82 -25.6 -78.2 34 241 10668 20 104 -35.6 -97.7 | 18 83 -25.9 -79.2 35 230 10973 25 106 -44.8 -96.1 | 24 85 -35.1 -77.5 36 219 11278 20 103 -35.2 -96.8 | 18 82 -25.6 -78.2 37 202 11788 15 109 -28.2 -105.3 | 12 89 -18.5 -86.7 38 200 11850 15 106 -27.4 -102.4 | 12 86 -17.8 -83.8 39 199 11887 15 109 -28.2 -105.3 | 12 89 -18.5 -86.7 40 189 12192 15 104 -26.9 -100.5 | 12 84 -17.2 -81.9 41 180 12497 20 71 -24.3 -66.7 | 17 50 -14.6 -48.2 42 177 12613 20 65 -22.2 -61.1 | 16 44 -12.6 -42.5 43 163 13106 5 47 -4.1 -46.8 | 349 29 5.6 -28.3 44 156 13411 355 47 4.1 -46.8 | 334 31 13.8 -28.3 45 150 13640 360 45 -0.0 -45.0 | 340 28 9.7 -26.4 46 148 13716 360 45 -0.0 -45.0 | 340 28 9.7 -26.4 47 141 14021 360 44 -0.0 -44.0 | 339 27 9.7 -25.4 48 134 14326 340 46 15.7 -43.2 | 314 35 25.4 -24.7 49 128 14630 355 38 3.3 -37.9 | 326 23 13.0 -19.3 50 122 14935 345 42 10.9 -40.6 | 317 30 20.5 -22.0 51 116 15240 345 37 9.6 -35.7 | 312 26 19.2 -17.2 52 110 15545 350 35 6.1 -34.5 | 315 22 15.8 -15.9 53 105 15850 330 21 10.5 -18.2 | 269 20 20.2 0.4 54 100 16154 310 35 26.8 -22.5 | 276 37 36.5 -3.9 55 100 16160 320 34 21.9 -26.0 | 283 32 31.5 -7.5 56 95 16459 340 33 11.3 -31.0 | 301 24 21.0 -12.4 57 91 16764 340 31 10.6 -29.1 | 298 23 20.3 -10.6 58 86 17069 350 26 4.5 -25.6 | 296 16 14.2 -7.0 59 82 17374 355 16 1.4 -15.9 | 257 11 11.1 2.6 60 78 17678 355 10 0.9 -10.0 | 231 14 10.5 8.6 61 75 17983 330 15 7.5 -13.0 | 252 18 17.2 5.6 62 71 18288 5 20 -1.7 -19.9 | 280 8 7.9 -1.4 63 70 18390 325 12 6.9 -9.8 | 242 19 16.6 8.7 64 68 18593 340 13 4.4 -12.2 | 246 15 14.1 6.4 65 65 18898 320 16 10.3 -12.3 | 252 21 20.0 6.3 66 62 19202 345 26 6.7 -25.1 | 292 18 16.4 -6.5 67 59 19507 360 21 -0.0 -21.0 | 284 10 9.7 -2.4 68 56 19812 360 21 -0.0 -21.0 | 284 10 9.7 -2.4 69 53 20117 5 5 -0.4 -5.0 | 214 16 9.2 13.6 70 50 20520 60 32 -27.7 -16.0 | 98 18 -18.0 2.6 71 48 20726 30 32 -16.0 -27.7 | 35 11 -6.3 -9.1 72 46 21031 70 39 -36.6 -13.3 | 101 27 -27.0 5.2 73 44 21336 75 36 -34.8 -9.3 | 110 27 -25.1 9.2 74 42 21641 65 35 -31.7 -14.8 | 100 22 -22.0 3.8 75 40 21946 55 35 -28.7 -20.1 | 85 19 -19.0 -1.5 76 38 22250 60 41 -35.5 -20.5 | 86 26 -25.8 -1.9 77 36 22555 60 33 -28.6 -16.5 | 96 19 -18.9 2.1 78 35 22860 70 38 -35.7 -13.0 | 102 27 -26.0 5.6 79 33 23165 70 36 -33.8 -12.3 | 105 25 -24.2 6.3 80 30 23790 75 44 -42.5 -11.4 | 102 34 -32.8 7.2 81 28 24079 75 44 -42.5 -11.4 | 102 34 -32.8 7.2 82 25 24384 75 42 -40.6 -10.9 | 104 32 -30.9 7.7 Wind Parameters Mean winds (0-6000m): 357.5 at 27.9 knts Storm direction: 27.5 at 20.9 knts Shear (0-3000m) pos: 1.7 neg: 2.3 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 64.3 deg Storm rel helicity (0-3000m) pos: 104.7 neg: -33.4 tot: 71.3 m^2/s^2 ave: 23.8 10^-3 m/s^2 rel: 0.39 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 3.0 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 89.44 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 46 3 205 18| 0.0 5.0 5.0| 27.0 -19.0 8.0 15.9 0.16| 13.4 2.2 1000 338 5 219 18| 0.0 4.1 4.1| 49.1 -19.4 29.7 29.7 0.34| 10.1 3.4 1500 338 6 222 18| 0.7 2.7 3.5| 50.5 -28.1 22.3 14.9 0.22| 7.9 1.7 2000 342 7 225 17| 2.5 2.1 4.5| 86.2 -28.1 58.1 29.0 0.43| 8.5 3.7 2500 347 9 231 15| 2.0 1.6 3.7| 91.6 -33.4 58.2 23.3 0.36| 8.0 2.9 3000 346 11 236 15| 1.7 2.3 4.0|104.7 -33.4 71.3 23.8 0.39| 7.7 3.0 4000 347 15 253 14| 3.6 1.7 5.3|194.4 -45.3 149.1 37.3 0.50| 8.5 4.3 5000 350 20 276 13| 4.5 1.3 5.8|303.5 -70.0 233.5 46.7 0.49| 9.4 4.6 6000 358 28 311 14| 6.1 1.1 7.3|535.0 -70.0 465.0 77.5 0.53| 10.4 5.5 Wrote GIF file: /home/apache/climate/data/raob//KSLC/skewt/KSLC.skewt.20251201.12.gif