UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121712.upa.cvt Date: 1200Z 17 DEC 25 Searching for KSLC... Searching the city database file for: KSLC ... Date:1200Z 17 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 120 1 925 776 SFC 870 1288 8.2 -4.8 39 13.0 2.5 125 8 292.8 293.3 282.1 301.9 3.07 3 850 1478 10.2 -6.8 30 17.0 2.9 185 23 296.8 297.3 283.4 305.0 2.70 4 837 1607 13.6 -5.4 26 19.0 4.8 179 28 301.7 302.3 285.7 311.1 3.05 5 824 1739 13.0 -7.0 24 20.0 4.1 177 27 302.4 302.9 285.7 310.9 2.74 6 700 3081 1.8 -6.2 55 8.0 -1.7 250 28 304.5 305.1 287.1 315.1 3.43 7 624 3994 -5.3 -7.1 87 1.8 -6.1 261 31 306.5 307.2 288.0 317.7 3.60 8 613 4133 -6.1 -8.6 82 2.5 -7.1 267 32 307.2 307.8 287.9 317.4 3.26 9 594 4379 -7.1 -10.8 75 3.7 -8.5 272 34 308.8 309.3 288.0 317.7 2.82 10 581 4551 -8.5 -11.5 79 3.0 -9.6 266 34 309.1 309.6 288.0 317.8 2.73 11 554 4918 -10.3 -13.8 75 3.5 -11.5 260 37 311.2 311.7 288.4 318.9 2.38 12 507 5595 -14.5 -16.6 84 2.1 -15.2 260 41 314.1 314.5 289.0 320.9 2.06 13 500 5700 -15.1 -17.3 83 2.2 -15.8 260 47 314.6 315.0 289.1 321.1 1.97 14 491 5837 -15.9 -18.3 82 2.4 -16.6 261 48 315.3 315.6 289.2 321.4 1.84 15 441 6637 -21.5 -24.5 77 3.0 -22.2 266 62 318.0 318.3 289.4 322.1 1.19 16 422 6961 -23.5 -26.5 76 3.0 -24.1 265 64 319.5 319.7 289.7 323.1 1.04 17 400 7350 -26.3 -29.4 75 3.1 -26.9 265 69 320.8 321.0 289.9 323.8 0.84 18 324 8837 -38.7 -42.4 68 3.7 -39.0 275 65 323.6 323.7 290.2 324.7 0.28 19 315 9029 -40.5 -44.0 69 3.5 -40.8 275 64 323.7 323.8 290.2 324.7 0.24 20 300 9360 -43.5 -47.2 67 3.7 -43.7 275 66 324.0 324.1 290.2 324.7 0.18 21 288 9633 -45.7 -49.7 64 4.0 -45.9 278 72 324.7 324.7 290.3 325.3 0.14 22 277 9891 -47.7 -51.8 63 4.1 -47.9 282 83 325.5 325.5 290.5 325.9 0.12 23 267 10133 -49.7 -53.2 67 3.5 -49.8 285 91 326.0 326.0 290.7 326.4 0.10 24 254 10458 -52.5 -56.2 64 3.7 -52.6 285 96 326.5 326.5 290.8 326.8 0.07 25 250 10560 -53.3 -56.9 65 3.6 -53.4 285 98 326.8 326.8 290.9 327.1 0.07 26 242 10768 -54.9 -58.3 66 3.4 -55.0 285 99 327.5 327.5 291.0 327.7 0.06 27 231 11064 -56.7 -60.4 63 3.7 -56.8 287 106 329.1 329.1 291.5 329.3 0.05 28 229 11119 -56.9 -60.5 64 3.6 -57.0 288 108 329.6 329.7 291.7 329.8 0.05 29 226 11202 -57.1 -60.8 63 3.7 -57.2 290 110 330.6 330.6 291.9 330.8 0.05 30 221 11343 -57.1 -61.3 59 4.2 -57.2 290 105 332.7 332.7 292.5 332.9 0.05 31 212 11608 -53.9 -58.9 54 5.0 -54.1 290 122 341.7 341.7 294.8 341.9 0.06 32 200 11980 -55.1 -62.1 42 7.0 -55.2 285 127 345.5 345.5 295.7 345.7 0.04 33 199 12012 -55.2 -62.2 41 7.0 -55.4 285 126 345.9 345.9 295.8 346.1 0.04 34 197 12076 -55.3 -62.3 41 7.0 -55.5 285 126 346.7 346.7 296.0 346.9 0.04 35 192 12241 -54.9 -62.9 36 8.0 -55.1 285 125 349.9 349.9 296.7 350.1 0.04 36 175 12842 -48.5 -59.5 27 11.0 -49.0 289 95 369.8 369.8 300.6 370.2 0.07 37 150 13840 -55.3 -68.3 18 13.0 -55.6 275 83 374.8 374.8 301.4 374.9 0.03 38 113 15594 -67.1 -84.1 7 17.0 -67.2 284 80 384.4 384.4 302.9 384.4 0.00 39 112 15647 -67.1 -84.1 7 17.0 -67.2 284 80 385.4 385.4 303.1 385.4 0.00 40 107 15922 -67.5 -85.5 6 18.0 -67.6 281 78 389.7 389.7 303.8 389.7 0.00 41 104 16093 -66.9 -85.9 5 19.0 -67.0 284 73 394.0 394.0 304.4 394.0 0.00 42 101 16270 -66.5 -86.5 4 20.0 -66.6 278 64 398.1 398.1 304.9 398.1 0.00 43 100 16330 -66.7 -86.7 4 20.0 -66.8 275 59 398.9 398.9 305.0 398.9 0.00 44 95 16640 -66.9 -86.9 4 20.0 -67.0 275 58 404.4 404.4 305.8 404.4 0.00 45 90 16967 -65.7 -87.7 3 22.0 -65.8 282 63 413.0 413.0 306.9 413.1 0.00 46 88 17104 -65.5 -87.5 3 22.0 -65.7 286 64 416.1 416.1 307.3 416.1 0.00 47 78 17833 -67.9 -90.9 2 23.0 -68.0 285 47 425.7 425.7 308.4 425.7 0.00 48 72 18318 -64.1 -90.1 2 26.0 -64.3 284 45 443.7 443.7 310.3 443.7 0.00 49 70 18490 -64.9 -90.9 2 26.0 -65.1 305 25 445.5 445.5 310.4 445.5 0.00 50 64 19034 -67.7 -93.7 1 26.0 -67.9 290 25 451.0 451.0 311.0 451.0 0.00 51 61 19324 -66.1 -94.1 1 28.0 -66.3 285 31 460.8 460.8 311.8 460.8 0.00 52 58 19630 -66.7 -93.7 1 27.0 -66.9 279 30 466.1 466.1 312.3 466.1 0.00 53 56 19844 -64.7 -92.7 1 28.0 -65.0 270 24 475.4 475.4 313.1 475.4 0.00 54 53 20182 -62.7 -91.7 1 29.0 -63.1 287 24 487.5 487.5 314.0 487.5 0.00 55 51 20418 -63.9 -91.9 1 28.0 -64.3 344 25 490.1 490.1 314.2 490.1 0.00 56 51 20418 -64.1 -92.1 1 28.0 -64.4 344 25 489.6 489.6 314.2 489.7 0.00 57 50 20540 -63.5 -91.5 1 28.0 -63.8 325 16 493.8 493.8 314.5 493.9 0.00 58 46 21054 -60.7 -90.7 1 30.0 -61.3 318 15 512.5 512.5 315.8 512.5 0.00 59 44 21331 -59.1 -89.1 1 30.0 -59.8 301 21 523.0 523.0 316.5 523.0 0.00 60 37 22402 -63.7 -91.7 1 28.0 -64.2 280 23 537.7 537.7 317.4 537.8 0.00 61 35 22742 -64.7 -91.7 1 27.0 -65.1 299 28 543.7 543.7 317.8 543.8 0.00 62 33 23102 -62.7 -90.7 1 28.0 -63.3 297 28 558.3 558.3 318.5 558.3 0.00 63 33 23102 -62.7 -90.7 1 28.0 -63.3 297 28 558.3 558.3 318.5 558.3 0.00 64 32 23291 -62.7 -90.7 1 28.0 -63.3 297 31 563.2 563.2 318.8 563.2 0.00 65 32 23291 -62.7 -90.7 1 28.0 -63.3 297 31 563.2 563.2 318.8 563.2 0.00 66 30 23690 -60.7 -89.7 1 29.0 -61.6 330 35 579.2 579.2 319.6 579.2 0.00 67 29 23901 -60.3 -89.3 1 29.0 -61.2 314 35 585.9 585.9 319.9 585.9 0.00 68 25 24822 -62.9 -90.9 1 28.0 -63.7 324 16 603.8 603.8 320.8 603.9 0.00 69 23 25340 -59.9 -88.9 1 29.0 -61.1 354 18 627.2 627.2 321.8 627.3 0.01 70 21 25907 -61.1 -90.1 1 29.0 -62.2 340 14 640.2 640.2 322.3 640.2 0.01 71 20 26210 -60.9 -89.9 1 29.0 -62.1 340 12 649.8 649.8 322.7 649.8 0.01 72 18 26867 -59.3 -89.3 1 30.0 -60.9 342 15 674.7 674.7 323.6 674.7 0.01 73 16 27607 -58.3 -88.3 1 30.0 -60.2 353 18 701.1 701.1 324.4 701.1 0.01 74 15 28013 -58.7 -87.7 1 29.0 -60.6 342 14 712.8 712.8 324.8 712.9 0.01 75 14 28446 -58.7 -87.7 1 29.0 -60.7 8 12 727.0 727.0 325.3 727.1 0.01 76 14 28446 -58.7 -87.7 1 29.0 -60.7 8 12 727.0 727.0 325.3 727.1 0.01 77 13 28913 -57.5 -87.5 1 30.0 -59.9 30 11 746.7 746.7 325.8 746.8 0.01 78 12 29419 -56.7 -86.7 1 30.0 -59.5 51 9 766.9 766.9 326.4 767.0 0.02 79 12 29419 -56.7 -85.7 1 29.0 -59.5 51 9 766.9 766.9 326.4 767.0 0.02 TRP 226 11202 -57.1 -60.8 63 3.7 -57.2 290 110 330.6 330.6 291.9 330.8 0.05 WND 199 12012 -55.2 -62.2 41 7.0 -55.4 285 126 345.9 345.9 295.8 346.1 0.04 Sounding variables and indices 1000-500 mb thick: 5580.00 m Freezing level: 680.73 mb = 3312.46 m = 10867.52 ft Wetbulb zero: 736.71 mb = 2660.22 m = 8727.65 ft Precipitable water: 0.52 inches Sfc-500 mean rel hum: 61.17 % Est. max temperature: 19.13 C = 66.44 F Sfc-Lift cond lev (LCL): 712.42 mb = 2936.20 m = 9633.09 ft T: 3.01 C 700-500 lapse rate: 6.45 C/km ThetaE index: 0.17 C Layer 824.0- 700.0 mb Conv cond level (CCL): 536.10 mb = 5168.86 m = 16958.00 ft Mean mixing ratio: 2.88 g/kg Conv temperature: 26.95 C = 80.51 F Cap Strength: 7.22 C Lifted Index: 7.44 C Risk: None Lifted Index @300 mb: 10.45 C Lifted Index @700 mb: 3.33 C Showalter Index: 10.43 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 25.30 C Cross Totals Index: 8.30 C K Index: 10.50 Risk: None Sweat Index: 238.74 Risk: None Energy Index: 3.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.26 J/kg Max Up Vert Vel: 9.41 m/s Conv Inhibition (B-): 46936.25 J/kg Cap Strength: 7.21 C Lift Cond Lev (LCL): 627.50 mb = 3949.51 m = 12957.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 285 at 28 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 ---------------------------------------------------------- 0 870 1288 125 8 -6.6 4.6 | 109 35 -33.4 11.5 1 850 1478 185 23 2.0 22.9 | 140 39 -24.8 29.9 2 845 1524 180 29 0.0 29.0 | 143 45 -26.8 35.9 3 815 1829 175 26 -2.3 25.9 | 138 44 -29.1 32.8 4 785 2134 195 20 5.2 19.3 | 141 34 -21.6 26.3 5 757 2438 220 17 10.9 13.0 | 141 26 -15.9 20.0 6 729 2743 240 18 15.6 9.0 | 145 20 -11.2 15.9 7 703 3048 265 24 23.9 2.1 | 162 9 -2.9 9.0 8 700 3081 250 28 26.3 9.6 | 178 17 -0.5 16.5 9 676 3353 240 28 24.2 14.0 | 173 21 -2.6 20.9 10 650 3658 245 30 27.2 12.7 | 181 20 0.4 19.6 11 625 3962 260 31 30.5 5.4 | 197 13 3.7 12.3 12 601 4267 275 34 33.9 -3.0 | 241 8 7.1 4.0 13 578 4572 265 34 33.9 3.0 | 215 12 7.1 9.9 14 556 4877 260 37 36.4 6.4 | 216 16 9.6 13.4 15 534 5182 255 39 37.7 10.1 | 212 20 10.9 17.0 16 514 5486 260 36 35.5 6.3 | 213 16 8.6 13.2 17 500 5700 260 47 46.3 8.2 | 232 25 19.5 15.1 18 494 5791 260 48 47.3 8.3 | 233 26 20.5 15.3 19 474 6096 265 48 47.8 4.2 | 242 24 21.0 11.1 20 455 6401 270 60 60.0 -0.0 | 258 34 33.2 6.9 21 436 6706 265 63 62.8 5.5 | 251 38 35.9 12.4 22 419 7010 265 64 63.8 5.6 | 251 39 36.9 12.5 23 400 7350 265 69 68.7 6.0 | 253 44 41.9 13.0 24 385 7620 265 70 69.7 6.1 | 253 45 42.9 13.0 25 368 7925 270 73 73.0 -0.0 | 261 47 46.2 6.9 26 353 8230 270 68 68.0 -0.0 | 260 42 41.2 6.9 27 338 8534 270 68 68.0 -0.0 | 260 42 41.2 6.9 28 323 8839 275 65 64.8 -5.7 | 268 38 37.9 1.3 29 309 9144 275 63 62.8 -5.5 | 268 36 35.9 1.5 30 300 9360 275 66 65.7 -5.8 | 268 39 38.9 1.2 31 296 9449 275 65 64.8 -5.7 | 268 38 37.9 1.3 32 270 10058 285 90 86.9 -23.3 | 285 62 60.1 -16.4 33 250 10560 285 98 94.7 -25.4 | 285 70 67.8 -18.4 34 246 10668 285 96 92.7 -24.8 | 285 68 65.9 -17.9 35 234 10973 285 104 100.5 -26.9 | 285 76 73.6 -20.0 36 226 11202 290 110 103.4 -37.6 | 292 82 76.5 -30.7 37 223 11278 290 100 94.0 -34.2 | 292 72 67.1 -27.3 38 213 11582 290 122 114.6 -41.7 | 292 94 87.8 -34.8 39 203 11887 290 117 109.9 -40.0 | 292 89 83.1 -33.1 40 200 11980 285 127 122.7 -32.9 | 285 99 95.9 -25.9 41 199 12012 285 126 121.7 -32.6 | 285 98 94.9 -25.7 42 194 12192 285 126 121.7 -32.6 | 285 98 94.9 -25.7 43 185 12497 285 118 114.0 -30.5 | 285 90 87.2 -23.6 44 176 12802 290 97 91.2 -33.2 | 292 69 64.3 -26.2 45 168 13106 285 84 81.1 -21.7 | 285 56 54.3 -14.8 46 153 13716 275 76 75.7 -6.6 | 270 49 48.9 0.3 47 150 13840 275 83 82.7 -7.2 | 270 56 55.9 -0.3 48 146 14021 275 85 84.7 -7.4 | 270 58 57.9 -0.5 49 139 14326 280 82 80.8 -14.2 | 278 54 53.9 -7.3 50 132 14630 285 85 82.1 -22.0 | 285 57 55.3 -15.1 51 119 15240 290 76 71.4 -26.0 | 293 48 44.6 -19.1 52 114 15545 285 80 77.3 -20.7 | 285 52 50.5 -13.8 53 108 15850 280 79 77.8 -13.7 | 278 51 51.0 -6.8 54 103 16154 285 72 69.5 -18.6 | 285 44 42.7 -11.7 55 100 16330 275 59 58.8 -5.1 | 267 32 32.0 1.8 56 93 16764 275 58 57.8 -5.1 | 267 31 31.0 1.9 57 89 17069 285 65 62.8 -16.8 | 285 37 36.0 -9.9 58 80 17678 300 46 39.8 -23.0 | 321 21 13.0 -16.1 59 76 17983 270 47 47.0 -0.0 | 251 21 20.2 6.9 60 72 18288 280 49 48.3 -8.5 | 274 21 21.4 -1.6 61 70 18490 305 25 20.5 -14.3 | 41 10 -6.3 -7.4 62 69 18593 305 27 22.1 -15.5 | 29 10 -4.7 -8.5 63 65 18898 295 22 19.9 -9.3 | 71 7 -6.9 -2.4 64 62 19202 285 29 28.0 -7.5 | 295 1 1.2 -0.6 65 59 19507 285 34 32.8 -8.8 | 287 6 6.0 -1.9 66 56 19812 270 24 24.0 -0.0 | 158 7 -2.8 6.9 67 54 20117 270 24 24.0 -0.0 | 158 7 -2.8 6.9 68 51 20422 345 25 6.5 -24.1 | 50 27 -20.3 -17.2 69 50 20540 325 16 9.2 -13.1 | 71 19 -17.6 -6.2 70 46 21031 320 14 9.0 -10.7 | 78 18 -17.8 -3.8 71 44 21336 300 21 18.2 -10.5 | 68 9 -8.6 -3.6 72 42 21641 240 12 10.4 6.0 | 128 21 -16.4 12.9 73 34 22860 305 30 24.6 -17.2 | 12 11 -2.2 -10.3 74 33 23165 295 28 25.4 -11.8 | 16 5 -1.4 -4.9 75 31 23470 300 34 29.4 -17.0 | 345 10 2.6 -10.1 76 30 23690 330 35 17.5 -30.3 | 22 25 -9.3 -23.4 77 30 23774 310 36 27.6 -23.1 | 357 16 0.8 -16.2 78 28 24079 320 34 21.9 -26.0 | 15 20 -5.0 -19.1 79 27 24384 340 24 8.2 -22.6 | 50 24 -18.6 -15.6 80 26 24689 335 18 7.6 -16.3 | 64 21 -19.2 -9.4 81 24 24994 310 13 10.0 -8.4 | 85 17 -16.9 -1.4 82 23 25298 355 18 1.6 -17.9 | 66 28 -25.3 -11.0 83 21 25908 340 14 4.8 -13.2 | 74 23 -22.0 -6.2 84 20 26210 340 12 4.1 -11.3 | 79 23 -22.7 -4.3 85 20 26213 5 15 -1.3 -14.9 | 74 29 -28.1 -8.0 86 18 26518 340 14 4.8 -13.2 | 74 23 -22.0 -6.2 87 17 26822 360 20 -0.0 -20.0 | 64 30 -26.8 -13.1 88 15 27127 340 14 4.8 -13.2 | 74 23 -22.0 -6.2 89 14 27432 15 12 -3.1 -11.6 | 81 30 -29.9 -4.6 90 11 28042 65 8 -7.3 -3.4 | 96 34 -34.1 3.6 91 10 28346 30 5 -2.5 -4.3 | 95 29 -29.3 2.6 92 9 28651 360 12 -0.0 -12.0 | 79 27 -26.8 -5.1 93 9 28956 15 21 -5.4 -20.3 | 68 35 -32.3 -13.3 94 8 29261 15 6 -1.6 -5.8 | 92 28 -28.4 1.1 95 7 29566 10 15 -2.6 -14.8 | 75 30 -29.4 -7.8 Wind Parameters Mean winds (0-6000m): 254.5 at 36.9 knts Storm direction: 284.5 at 27.7 knts Shear (0-3000m) pos: 5.9 neg: 1.6 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 129.2 deg Storm rel helicity (0-3000m) pos: 338.1 neg: -35.5 tot: 302.7 m^2/s^2 ave: 100.9 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 16.1 stream: 7.6 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.22 Bulk Shear: 202.78 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 ------------------------------------------------------------------------------- 500 177 23 137 41| 22.9 0.0 22.9|228.6 -28.5 200.1 400.1 0.67| 30.6 20.7 1000 182 22 138 39| 9.9 0.0 9.9|246.2 -28.5 217.7 217.7 0.49| 22.8 11.3 1500 194 21 141 35| 8.2 0.0 8.2|257.3 -28.8 228.5 152.3 0.43| 19.2 8.2 2000 210 22 149 30| 6.1 2.3 8.5|286.4 -34.8 251.6 125.8 0.41| 19.0 7.8 2500 220 23 155 27| 5.7 1.9 7.5|308.8 -35.5 273.3 109.3 0.43| 16.6 7.1 3000 231 25 161 24| 5.9 1.6 7.5|338.1 -35.5 302.7 100.9 0.47| 16.1 7.6 4000 242 28 173 20| 4.5 2.5 6.9|339.1 -51.2 287.9 72.0 0.36| 14.0 5.1 5000 249 31 188 18| 5.6 2.0 7.6|437.1 -51.2 385.8 77.2 0.41| 14.0 5.7 6000 255 37 208 19| 4.7 2.6 7.3|470.0 -90.8 379.2 63.2 0.36| 13.0 4.7 Wrote GIF file: /home/apache/climate/data/raob//KSLC/skewt/KSLC.skewt.20251217.12.gif