UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120818.upa.cvt Date: 1800Z 8 DEC 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:1800Z 8 DEC 25 Station: KTWC WMO ident: 72274 Latitude: 32.23 Longitude: -110.96 Elevation: 751.00 ------------------------------------------------------------------------------- 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 185 SFC 936 751 12.0 -1.0 41 13.0 5.9 0 0 290.6 291.3 282.0 301.6 3.79 2 925 849 11.0 -1.0 43 12.0 5.4 55 1 290.6 291.2 282.1 301.7 3.84 3 923 867 11.0 -1.0 43 12.0 5.4 65 2 290.7 291.4 282.1 301.9 3.85 4 918 912 11.4 -3.6 35 15.0 4.6 89 4 291.6 292.2 281.7 301.0 3.19 5 913 958 13.4 -5.6 26 19.0 5.1 87 5 294.1 294.6 282.3 302.4 2.75 6 906 1023 13.0 -6.0 26 19.0 4.7 83 6 294.3 294.8 282.4 302.4 2.69 7 889 1182 15.2 -6.8 21 22.0 5.5 72 8 298.2 298.7 283.8 306.1 2.58 8 883 1240 14.8 -7.2 21 22.0 5.1 60 9 298.4 298.8 283.8 306.1 2.52 9 864 1423 13.2 -8.8 21 22.0 3.9 332 5 298.6 299.0 283.6 305.6 2.27 10 850 1560 13.2 -9.8 19 23.0 3.6 265 3 300.0 300.4 284.0 306.6 2.13 11 844 1619 13.0 -11.0 18 24.0 3.2 289 4 300.4 300.7 284.0 306.5 1.95 12 840 1659 13.0 -13.0 15 26.0 2.8 305 4 300.8 301.1 283.8 306.0 1.67 13 832 1740 13.6 -19.4 8 33.0 2.1 338 5 302.2 302.4 283.6 305.4 0.99 14 800 2069 13.0 -35.0 2 48.0 0.4 7 11 305.0 305.1 283.7 305.9 0.24 15 785 2227 11.6 -33.4 3 45.0 -0.3 359 13 305.2 305.2 283.8 306.2 0.29 16 774 2345 10.6 -8.4 25 19.0 2.3 352 14 305.3 305.8 286.6 313.5 2.62 17 768 2409 10.4 -11.6 20 22.0 1.4 347 14 305.8 306.2 286.1 312.3 2.05 18 757 2529 10.8 -21.2 9 32.0 -0.0 345 13 307.5 307.7 285.5 310.6 0.93 19 700 3175 6.0 -21.0 12 27.0 -2.9 310 6 309.1 309.3 286.2 312.5 1.02 20 687 3328 4.8 -19.2 16 24.0 -3.4 304 8 309.5 309.7 286.6 313.5 1.22 21 650 3775 0.4 -20.6 19 21.0 -6.2 283 12 309.4 309.6 286.5 313.2 1.14 22 643 3862 -0.3 -17.3 26 17.0 -6.1 278 13 309.6 309.9 286.9 314.6 1.53 23 635 3962 0.2 -29.8 8 30.0 -7.5 271 13 311.3 311.4 286.4 313.0 0.51 24 587 4587 -3.3 -30.3 10 27.0 -9.9 290 19 314.3 314.4 287.5 316.1 0.52 25 500 5830 -13.9 -32.9 18 19.0 -17.6 290 23 316.1 316.2 288.0 317.8 0.48 26 480 6138 -16.3 -35.3 18 19.0 -19.7 290 27 316.8 316.9 288.2 318.3 0.39 27 453 6570 -19.7 -35.7 23 16.0 -22.3 292 30 317.9 317.9 288.5 319.3 0.40 28 443 6735 -20.7 -40.7 15 20.0 -23.5 292 31 318.6 318.7 288.6 319.6 0.25 29 429 6971 -22.5 -32.5 40 10.0 -24.2 293 33 319.3 319.4 289.2 321.4 0.58 30 408 7337 -25.5 -37.5 32 12.0 -27.2 294 35 320.0 320.1 289.2 321.4 0.37 31 401 7462 -26.1 -43.1 19 17.0 -28.0 295 36 320.8 320.9 289.2 321.6 0.21 32 400 7480 -26.3 -42.3 21 16.0 -28.2 295 36 320.8 320.9 289.3 321.7 0.23 33 396 7553 -26.9 -42.9 21 16.0 -28.7 295 37 320.9 321.0 289.3 321.8 0.22 34 375 7944 -30.5 -40.5 37 10.0 -31.6 291 41 321.2 321.3 289.5 322.3 0.30 35 362 8194 -31.9 -45.9 24 14.0 -33.1 288 44 322.6 322.6 289.8 323.3 0.17 36 354 8352 -33.1 -46.1 26 13.0 -34.2 286 46 323.1 323.1 289.9 323.7 0.17 37 347 8493 -33.9 -41.9 44 8.0 -34.7 284 48 323.8 323.9 290.2 324.9 0.28 38 345 8533 -34.1 -46.1 29 12.0 -35.1 284 49 324.1 324.1 290.2 324.8 0.18 39 338 8677 -34.9 -40.9 54 6.0 -35.5 282 51 324.9 325.0 290.6 326.1 0.32 40 333 8781 -35.7 -41.7 54 6.0 -36.2 281 52 325.2 325.3 290.6 326.3 0.30 41 331 8823 -35.9 -43.9 44 8.0 -36.6 280 53 325.5 325.5 290.7 326.4 0.24 42 327 8907 -36.5 -42.5 54 6.0 -37.0 280 53 325.8 325.9 290.8 326.8 0.28 43 315 9166 -38.5 -49.5 30 11.0 -39.2 280 53 326.5 326.5 290.9 327.0 0.13 44 300 9500 -41.3 -51.3 33 10.0 -41.8 285 58 327.2 327.2 291.0 327.6 0.11 45 284 9869 -44.3 -54.3 32 10.0 -44.7 292 62 328.0 328.0 291.2 328.4 0.08 46 281 9940 -44.9 -52.9 40 8.0 -45.3 293 63 328.2 328.2 291.3 328.6 0.10 47 274 10108 -46.3 -55.3 35 9.0 -46.6 294 64 328.5 328.5 291.4 328.8 0.08 48 263 10378 -47.9 -59.9 24 12.0 -48.3 290 61 330.0 330.0 291.7 330.2 0.05 49 255 10581 -49.7 -59.7 30 10.0 -50.0 287 59 330.3 330.3 291.9 330.5 0.05 50 250 10710 -50.1 -61.1 26 11.0 -50.4 285 58 331.6 331.6 292.2 331.8 0.04 51 242 10921 -51.3 -65.3 17 14.0 -51.6 279 57 332.9 332.9 292.5 333.0 0.02 52 224 11418 -54.5 -67.5 19 13.0 -54.7 271 56 335.4 335.4 293.2 335.5 0.02 53 220 11533 -53.5 -70.5 11 17.0 -53.8 271 57 338.7 338.7 294.0 338.7 0.01 54 209 11861 -55.5 -69.5 16 14.0 -55.7 273 58 340.6 340.6 294.5 340.6 0.02 55 207 11922 -54.9 -68.9 16 14.0 -55.1 274 58 342.4 342.4 294.9 342.5 0.02 56 200 12140 -56.9 -68.9 21 12.0 -57.1 275 59 342.7 342.7 295.0 342.7 0.02 57 198 12204 -57.5 -68.5 23 11.0 -57.6 275 59 342.7 342.7 295.0 342.8 0.02 58 195 12302 -57.9 -72.9 13 15.0 -58.1 275 58 343.6 343.6 295.2 343.6 0.01 59 150 13950 -63.5 -84.5 4 21.0 -63.6 265 58 360.7 360.7 298.8 360.7 0.00 60 140 14372 -64.8 -85.1 4 20.3 -65.0 260 66 365.5 365.5 299.8 365.6 0.00 61 100 16390 -71.3 -88.3 6 17.0 -71.3 280 33 390.0 390.0 303.8 390.0 0.00 62 91 16943 -74.7 -88.7 10 14.0 -74.7 280 43 393.9 393.9 304.3 393.9 0.00 63 83 17486 -69.1 -88.1 5 19.0 -69.2 270 32 415.8 415.8 307.2 415.8 0.00 64 76 18010 -71.3 -89.3 5 18.0 -71.4 254 31 421.8 421.8 307.9 421.8 0.00 65 74 18169 -69.3 -88.3 5 19.0 -69.4 249 34 429.3 429.3 308.7 429.3 0.00 66 72 18332 -70.3 -89.3 5 19.0 -70.4 248 35 430.5 430.5 308.9 430.5 0.00 67 70 18500 -69.3 -89.3 4 20.0 -69.4 260 31 436.1 436.1 309.5 436.1 0.00 68 66 18852 -68.3 -89.3 3 21.0 -68.4 262 32 445.7 445.7 310.4 445.7 0.00 69 59 19517 -71.7 -90.7 4 19.0 -71.8 265 39 452.6 452.6 311.1 452.6 0.00 70 52 20266 -69.5 -91.5 3 22.0 -69.6 277 27 474.4 474.4 313.0 474.4 0.00 71 52 20266 -67.9 -90.9 2 23.0 -68.1 277 27 478.1 478.1 313.3 478.1 0.00 72 50 20500 -69.7 -90.7 3 21.0 -69.9 310 25 479.2 479.2 313.4 479.2 0.00 73 48 20743 -70.7 -91.7 3 21.0 -70.8 303 25 482.5 482.5 313.7 482.5 0.00 74 46 20996 -68.5 -90.5 3 22.0 -68.7 282 19 493.7 493.7 314.5 493.7 0.00 75 45 21128 -69.1 -91.1 3 22.0 -69.3 288 21 495.4 495.4 314.6 495.4 0.00 76 42 21544 -64.5 -90.5 2 26.0 -64.9 289 21 516.6 516.6 316.1 516.6 0.00 77 31 23425 -58.9 -89.9 1 31.0 -59.9 311 18 578.6 578.6 319.6 578.6 0.00 78 30 23630 -59.5 -89.5 1 30.0 -60.4 315 12 582.4 582.4 319.8 582.5 0.00 79 28 24061 -60.7 -89.7 1 29.0 -61.6 312 12 590.7 590.7 320.2 590.7 0.00 80 26 24524 -59.1 -89.1 1 30.0 -60.3 303 11 607.9 607.9 321.0 607.9 0.01 81 25 24769 -60.9 -89.9 1 29.0 -61.9 310 11 609.6 609.6 321.0 609.6 0.00 82 24 25024 -59.3 -90.3 1 31.0 -60.5 1 9 621.4 621.4 321.6 621.4 0.00 83 21 25862 -58.9 -88.9 1 30.0 -60.3 325 9 646.8 646.8 322.6 646.8 0.01 84 20 26170 -56.7 -88.7 1 32.0 -58.6 20 9 662.6 662.6 323.2 662.7 0.01 85 19 26497 -56.3 -88.3 1 32.0 -58.3 335 11 673.7 673.7 323.6 673.7 0.01 86 18 26841 -56.7 -88.7 1 32.0 -58.7 16 10 682.9 682.9 323.9 682.9 0.01 87 18 26841 -54.9 -87.9 1 33.0 -57.3 16 10 688.6 688.6 324.0 688.6 0.01 88 16 27594 -56.3 -88.3 1 32.0 -58.6 338 18 707.6 707.6 324.7 707.7 0.01 89 13 28923 -53.9 -86.9 1 33.0 -57.3 235 24 759.2 759.2 326.2 759.3 0.02 90 13 28923 -54.5 -87.5 1 33.0 -57.7 235 24 757.1 757.1 326.1 757.2 0.01 91 12 29443 -49.5 -86.5 1 37.0 -54.6 281 17 792.4 792.4 327.1 792.5 0.02 92 10 30650 -45.5 -83.5 1 38.0 -52.9 220 20 849.7 849.7 328.4 850.1 0.04 93 9.8 30785 -46.1 -84.1 1 38.0 -53.4 852.4 852.4 328.4 852.7 0.03 94 9.0 31353 -44.5 -84.5 0 40.0 -52.9 879.5 879.6 329.0 879.9 0.03 95 8.4 31812 -47.1 -85.1 1 38.0 -54.5 886.9 886.9 329.2 887.2 0.03 96 7.7 32389 -46.3 -85.3 0 39.0 -54.5 912.4 912.5 329.7 912.8 0.04 97 7.6 32477 -43.7 -83.7 0 40.0 -53.2 926.4 926.4 329.9 926.8 0.05 TRP 91 16943 -74.7 -88.7 10 14.0 -74.7 280 43 393.9 393.9 304.3 393.9 0.00 WND 140 14372 -64.8 -85.1 4 20.3 -65.0 260 66 365.5 365.5 299.8 365.6 0.00 Sounding variables and indices 1000-500 mb thick: 5645.00 m Freezing level: 646.00 mb = 3824.55 m = 12547.58 ft Freezing level: 638.20 mb = 3921.76 m = 12866.52 ft Freezing level: 632.26 mb = 3997.55 m = 13115.15 ft Wetbulb zero: 791.53 mb = 2157.74 m = 7079.11 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 14.74 % Est. max temperature: 26.28 C = 79.31 F Sfc-Lift cond lev (LCL): 768.01 mb = 2409.17 m = 7904.00 ft T: 10.40 C 700-500 lapse rate: 7.50 C/km ThetaE index: 2.96 C Layer 768.0- 700.0 mb Conv cond level (CCL): 499.84 mb = 5832.36 m = 19134.81 ft Mean mixing ratio: 2.61 g/kg Conv temperature: 37.02 C = 98.64 F Cap Strength: 13.15 C Lifted Index: 11.95 C Risk: None Lifted Index @300 mb: 16.16 C Lifted Index @700 mb: 11.28 C Showalter Index: 10.57 C Risk: None Total Totals Index: 31.20 C Risk: None Vertical Totals Index: 27.10 C Cross Totals Index: 4.10 C K Index: -9.70 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 2.47 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 44.84 J/kg Max Up Vert Vel: 9.47 m/s Conv Inhibition (B-): 56862.81 J/kg Cap Strength: 13.09 C Lift Cond Lev (LCL): 652.39 mb = 3745.45 m = 12288.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 11 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 ---------------------------------------------------------- 0 936 751 0 0 -0.0 -0.0 | 150 11 -5.7 10.0 1 925 849 55 1 -0.8 -0.6 | 145 11 -6.5 9.4 2 918 914 90 4 -4.0 0.0 | 136 14 -9.7 10.0 3 885 1219 70 9 -8.5 -3.1 | 116 16 -14.1 6.9 4 850 1560 265 3 3.0 0.3 | 165 11 -2.7 10.2 5 823 1829 15 6 -1.6 -5.8 | 120 8 -7.2 4.2 6 793 2134 5 13 -1.1 -13.0 | 66 7 -6.8 -3.0 7 765 2438 345 14 3.6 -13.5 | 30 4 -2.0 -3.5 8 737 2743 345 12 3.1 -11.6 | 58 3 -2.6 -1.6 9 700 3175 310 6 4.6 -3.9 | 170 6 -1.1 6.1 10 658 3658 290 12 11.3 -4.1 | 224 8 5.6 5.9 11 634 3962 270 13 13.0 -0.0 | 216 12 7.3 10.0 12 610 4267 280 18 17.7 -3.1 | 240 14 12.1 6.8 13 586 4572 290 19 17.9 -6.5 | 254 13 12.2 3.5 14 564 4877 285 19 18.4 -4.9 | 248 14 12.7 5.1 15 522 5486 300 22 19.1 -11.0 | 274 13 13.4 -1.0 16 500 5830 290 23 21.6 -7.9 | 262 16 15.9 2.1 17 482 6096 290 27 25.4 -9.2 | 268 20 19.7 0.7 18 400 7480 295 36 32.6 -15.2 | 281 27 27.0 -5.2 19 392 7620 295 37 33.5 -15.6 | 281 28 27.9 -5.7 20 330 8839 280 53 52.2 -9.2 | 269 47 46.5 0.8 21 316 9144 280 53 52.2 -9.2 | 269 47 46.5 0.8 22 300 9500 285 58 56.0 -15.0 | 276 51 50.4 -5.0 23 276 10058 295 64 58.0 -27.0 | 288 55 52.3 -17.1 24 250 10710 285 58 56.0 -15.0 | 276 51 50.4 -5.0 25 229 11278 270 56 56.0 -0.0 | 259 51 50.3 10.0 26 200 12140 275 59 58.8 -5.1 | 265 53 53.1 4.8 27 163 13411 275 51 50.8 -4.4 | 263 45 45.1 5.5 28 150 13950 265 58 57.8 5.1 | 254 54 52.1 15.0 29 140 14372 260 66 65.0 11.5 | 250 63 59.3 21.4 30 134 14630 260 66 65.0 11.5 | 250 63 59.3 21.4 31 121 15240 260 60 59.1 10.4 | 249 57 53.4 20.4 32 109 15850 285 49 47.3 -12.7 | 274 42 41.7 -2.7 33 100 16390 280 33 32.5 -5.7 | 261 27 26.8 4.2 34 94 16764 280 33 32.5 -5.7 | 261 27 26.8 4.2 35 91 16943 280 43 42.3 -7.5 | 266 37 36.7 2.5 36 89 17069 280 44 43.3 -7.6 | 266 38 37.7 2.3 37 80 17678 265 26 25.9 2.3 | 239 24 20.2 12.2 38 73 18288 245 36 32.6 15.2 | 227 37 27.0 25.2 39 70 18500 260 31 30.5 5.4 | 238 29 24.9 15.4 40 69 18593 275 33 32.9 -2.9 | 255 28 27.2 7.1 41 65 18898 260 32 31.5 5.6 | 239 30 25.8 15.5 42 62 19202 275 33 32.9 -2.9 | 255 28 27.2 7.1 43 59 19507 265 39 38.9 3.4 | 248 36 33.2 13.4 44 56 19812 280 28 27.6 -4.9 | 257 22 21.9 5.1 45 53 20117 255 28 27.0 7.2 | 231 27 21.4 17.2 46 50 20500 310 25 19.2 -16.1 | 294 15 13.5 -6.1 47 48 20726 305 26 21.3 -14.9 | 288 16 15.6 -4.9 48 46 21031 280 18 17.7 -3.1 | 240 14 12.1 6.8 49 44 21336 300 26 22.5 -13.0 | 280 17 16.8 -3.0 50 42 21641 285 19 18.4 -4.9 | 248 14 12.7 5.1 51 38 22250 320 32 20.6 -24.5 | 314 21 14.9 -14.5 52 34 22860 310 24 18.4 -15.4 | 293 14 12.7 -5.5 53 32 23165 305 25 20.5 -14.3 | 286 15 14.8 -4.4 54 30 23630 315 12 8.5 -8.5 | 242 3 2.8 1.5 55 29 23774 340 11 3.8 -10.3 | 79 2 -1.9 -0.4 56 28 24079 310 12 9.2 -7.7 | 237 4 3.5 2.3 57 27 24384 310 10 7.7 -6.4 | 209 4 2.0 3.5 58 25 24689 295 12 10.9 -5.1 | 227 7 5.2 4.9 59 24 24994 350 10 1.7 -9.8 | 92 4 -3.9 0.1 60 23 25298 90 1 -1.0 0.0 | 146 12 -6.7 10.0 61 21 25908 315 10 7.1 -7.1 | 206 3 1.4 2.9 62 20 26170 20 9 -3.1 -8.5 | 100 9 -8.8 1.5 63 20 26213 335 17 7.2 -15.4 | 344 6 1.5 -5.4 64 19 26518 335 11 4.6 -10.0 | 90 1 -1.0 0.0 65 18 26822 20 10 -3.4 -9.4 | 94 9 -9.1 0.6 66 17 27127 335 10 4.2 -9.1 | 122 2 -1.4 0.9 67 16 27432 320 21 13.5 -16.1 | 308 10 7.8 -6.1 68 16 27737 350 16 2.8 -15.8 | 27 6 -2.9 -5.8 69 15 28042 340 16 5.5 -15.0 | 2 5 -0.2 -5.1 70 14 28346 300 14 12.1 -7.0 | 245 7 6.5 3.0 71 14 28651 280 17 16.7 -3.0 | 238 13 11.1 7.0 72 13 28956 235 24 19.7 13.8 | 211 28 14.0 23.7 73 12 29261 260 16 15.8 2.8 | 218 16 10.1 12.8 74 12 29566 290 17 16.0 -5.8 | 248 11 10.3 4.2 75 11 29870 280 18 17.7 -3.1 | 240 14 12.1 6.8 76 11 30175 240 21 18.2 10.5 | 211 24 12.5 20.5 77 10 30650 220 20 12.9 15.3 | 196 26 7.2 25.3 Wind Parameters Mean winds (0-6000m): 300.4 at 15.3 knts Storm direction: 330.4 at 11.5 knts Shear (0-3000m) pos: 2.6 neg: 3.8 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 71.4 deg Storm rel helicity (0-3000m) pos: 26.1 neg: -63.6 tot: -37.5 m^2/s^2 ave: -12.5 10^-3 m/s^2 rel: -0.11 Storm rel vorticity (0-3000m) horiz: 11.1 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.93 Bulk Shear: 48.11 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 75 5 130 14| 8.7 0.0 8.7| 0.0 -33.1 -33.1 -66.3 -0.81| 11.6 -9.4 1000 61 5 127 13| 4.3 4.3 8.6| 13.2 -39.6 -26.4 -26.4 -0.17| 16.5 -2.8 1500 28 7 115 10| 5.3 2.9 8.2| 13.2 -60.2 -47.0 -31.4 -0.37| 15.1 -5.6 2000 8 8 105 7| 4.0 2.9 6.8| 14.7 -63.1 -48.4 -24.2 -0.34| 12.6 -4.3 2500 359 8 107 6| 3.2 3.3 6.5| 18.1 -63.1 -45.0 -18.0 -0.20| 11.9 -2.4 3000 345 9 116 4| 2.6 3.8 6.5| 26.1 -63.6 -37.5 -12.5 -0.11| 11.1 -1.2 4000 315 11 217 3| 2.2 3.5 5.8| 55.0 -68.3 -13.3 -3.3 -0.00| 9.9 -0.0 5000 306 13 241 5| 2.1 3.0 5.1| 75.1 -77.4 -2.4 -0.5 0.03| 8.9 0.3 6000 300 15 253 8| 1.8 2.9 4.7| 96.9 -79.8 17.1 2.8 0.07| 8.2 0.6 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20251208.18.gif