UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025081518.upa.cvt Date: 1800Z 15 AUG 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:1800Z 15 AUG 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 113 SFC 931 751 30.6 14.6 38 16.0 19.7 40 4 310.0 312.2 295.4 344.5 11.29 2 925 810 28.8 13.8 40 15.0 18.7 120 9 308.8 310.8 294.7 341.5 10.78 3 903 1023 25.8 13.8 47 12.0 17.8 122 10 307.8 309.9 294.6 341.2 11.05 4 894 1112 25.2 13.2 47 12.0 17.2 128 10 308.1 310.1 294.4 340.6 10.73 5 850 1553 21.0 13.0 60 8.0 15.7 150 6 308.1 310.2 294.8 341.9 11.14 6 814 1926 17.6 12.6 72 5.0 14.3 167 8 308.4 310.5 295.0 342.7 11.34 7 811 1958 17.2 12.2 72 5.0 13.9 171 8 308.3 310.4 294.8 341.9 11.08 8 808 1989 17.8 10.8 64 7.0 13.3 175 9 309.2 311.1 294.3 340.1 10.12 9 801 2064 16.8 10.8 68 6.0 12.9 185 10 308.9 310.9 294.3 340.0 10.21 10 799 2085 17.2 10.2 63 7.0 12.7 188 11 309.6 311.4 294.2 339.6 9.83 11 704 3153 8.8 7.2 90 1.6 7.8 150 2 311.7 313.4 294.3 339.8 9.09 12 700 3200 8.6 6.8 88 1.8 7.5 140 3 312.0 313.7 294.2 339.5 8.90 13 697 3236 8.6 6.4 86 2.2 7.3 137 3 312.4 314.0 294.1 339.3 8.69 14 683 3404 9.0 3.0 66 6.0 5.5 125 3 314.7 316.0 293.4 336.5 6.97 15 624 4146 2.6 1.0 89 1.6 1.7 338 3 315.6 316.8 293.4 336.4 6.61 16 602 4436 1.2 -1.2 84 2.4 -0.1 273 5 317.2 318.3 293.3 335.8 5.83 17 600 4463 1.4 -1.5 81 2.9 -0.1 269 5 317.7 318.8 293.3 336.0 5.72 18 556 5073 -3.5 -3.7 99 0.2 -3.6 184 11 318.9 320.0 293.3 335.8 5.24 19 551 5144 -2.9 -8.9 63 6.0 -5.5 181 11 320.5 321.2 292.3 332.1 3.54 20 549 5173 -2.9 -9.9 58 7.0 -5.9 181 12 320.8 321.5 292.2 331.6 3.28 21 547 5202 -3.1 -7.8 70 4.7 -5.3 180 12 320.9 321.7 292.7 333.7 3.89 22 540 5304 -3.9 -7.6 75 3.7 -5.6 176 12 321.1 321.9 292.9 334.3 4.00 23 539 5319 -3.9 -6.2 84 2.3 -5.0 175 12 321.3 322.2 293.3 335.9 4.47 24 529 5467 -4.7 -8.7 74 4.0 -6.5 170 12 322.1 322.8 292.9 334.4 3.75 25 528 5482 -4.9 -8.0 79 3.1 -6.3 170 12 322.0 322.8 293.1 335.1 3.97 26 524 5542 -5.1 -9.7 70 4.6 -7.1 168 12 322.5 323.2 292.8 334.1 3.50 27 522 5572 -5.3 -7.7 83 2.4 -6.4 167 12 322.6 323.4 293.3 336.1 4.11 28 516 5663 -5.5 -8.7 78 3.2 -7.0 164 13 323.4 324.2 293.3 336.1 3.84 29 500 5910 -7.7 -9.0 90 1.3 -8.3 155 13 323.7 324.4 293.4 336.5 3.87 30 495 5988 -8.5 -8.9 97 0.4 -8.7 151 12 323.6 324.4 293.5 336.7 3.94 31 492 6035 -8.1 -9.6 89 1.5 -8.8 148 12 324.7 325.4 293.6 337.2 3.75 32 485 6146 -8.7 -9.9 91 1.2 -9.2 146 12 325.3 326.0 293.7 337.7 3.72 33 475 6308 -8.1 -12.3 72 4.2 -9.8 148 14 327.9 328.6 294.0 338.6 3.13 34 452 6691 -11.3 -13.8 82 2.5 -12.3 196 18 328.6 329.2 294.0 338.6 2.91 35 450 6725 -11.5 -14.8 76 3.3 -12.8 200 18 328.8 329.3 293.9 338.0 2.70 36 445 6810 -11.3 -17.3 61 6.0 -13.4 198 19 330.1 330.5 293.7 337.8 2.21 37 443 6845 -11.1 -21.1 43 10.0 -14.3 198 19 330.8 331.1 293.4 336.4 1.60 38 437 6949 -11.7 -28.7 23 17.0 -16.0 196 19 331.3 331.5 292.9 334.3 0.82 39 436 6967 -11.9 -36.9 11 25.0 -17.0 196 19 331.3 331.3 292.4 332.7 0.37 40 433 7020 -12.3 -39.3 9 27.0 -17.4 195 20 331.4 331.5 292.4 332.5 0.29 41 429 7091 -12.7 -39.7 8 27.0 -17.8 194 20 331.8 331.8 292.5 332.9 0.28 42 425 7162 -13.3 -38.3 10 25.0 -18.1 193 20 331.9 332.0 292.6 333.2 0.33 43 423 7198 -13.7 -25.7 36 12.0 -17.0 192 21 331.8 332.1 293.3 335.9 1.11 44 420 7252 -14.1 -22.1 51 8.0 -16.5 191 21 332.0 332.3 293.7 337.5 1.55 45 418 7288 -14.5 -27.5 32 13.0 -17.9 191 21 331.9 332.1 293.2 335.4 0.96 46 417 7306 -14.5 -34.5 17 20.0 -18.7 190 21 332.2 332.3 292.8 334.0 0.49 47 413 7379 -14.9 -37.9 12 23.0 -19.3 189 22 332.6 332.6 292.7 333.9 0.35 48 408 7471 -15.9 -29.9 29 14.0 -19.2 187 22 332.4 332.6 293.2 335.3 0.78 49 403 7564 -16.7 -29.7 32 13.0 -19.7 186 23 332.6 332.7 293.2 335.5 0.81 50 400 7620 -17.1 -31.1 29 14.0 -20.2 185 23 332.8 332.9 293.2 335.4 0.71 51 393 7752 -18.5 -34.5 23 16.0 -21.6 188 24 332.6 332.7 292.9 334.6 0.52 52 391 7790 -18.7 -41.7 11 23.0 -22.3 188 24 332.8 332.9 292.7 333.8 0.25 53 362 8359 -21.9 -51.9 5 30.0 -25.2 200 26 336.0 336.0 293.4 336.3 0.09 54 354 8522 -23.3 -54.3 4 31.0 -26.4 203 26 336.3 336.3 293.4 336.5 0.07 55 300 9710 -31.7 -62.7 3 31.0 -33.6 205 32 340.7 340.7 294.5 340.8 0.03 56 250 10970 -42.1 -64.1 7 22.0 -42.9 200 42 343.5 343.5 295.2 343.6 0.03 57 200 12450 -52.5 -71.5 8 19.0 -52.8 205 32 349.6 349.6 296.5 349.7 0.01 58 150 14260 -64.3 -78.3 13 14.0 -64.4 270 20 359.3 359.3 298.5 359.3 0.01 59 124 15414 -70.7 -80.7 21 10.0 -70.8 185 15 367.8 367.8 300.2 367.8 0.00 60 100 16700 -69.5 -84.5 10 15.0 -69.6 270 7 393.4 393.4 304.3 393.5 0.00 61 97 16882 -67.7 -84.7 7 17.0 -67.8 210 9 400.4 400.4 305.3 400.4 0.00 62 90 17330 -69.3 -87.3 6 18.0 -69.4 171 19 405.9 405.9 306.0 405.9 0.00 63 89 17397 -66.1 -87.1 4 21.0 -66.2 167 21 413.6 413.6 306.9 413.6 0.00 64 75 18426 -68.3 -88.3 4 20.0 -68.4 108 18 429.7 429.7 308.8 429.7 0.00 65 71 18755 -68.1 -89.1 3 21.0 -68.2 107 12 436.9 436.9 309.6 436.9 0.00 66 70 18840 -66.5 -88.5 3 22.0 -66.7 95 10 442.1 442.1 310.1 442.1 0.00 67 64 19388 -62.3 -88.3 2 26.0 -62.6 55 15 462.8 462.8 312.0 462.8 0.00 68 61 19686 -61.3 -88.3 2 27.0 -61.7 73 19 471.4 471.4 312.8 471.5 0.00 69 56 20215 -62.7 -88.7 2 26.0 -63.1 94 30 479.9 479.9 313.4 479.9 0.00 70 50 20920 -59.1 -88.1 1 29.0 -59.7 90 23 504.2 504.2 315.2 504.2 0.00 71 47 21309 -57.7 -87.7 1 30.0 -58.5 90 25 516.6 516.6 316.1 516.6 0.00 72 40 22323 -59.1 -88.1 1 29.0 -59.9 100 34 537.4 537.4 317.3 537.5 0.00 73 30 24150 -53.5 -85.5 1 32.0 -55.4 90 29 598.8 598.8 320.6 598.8 0.01 74 20 26780 -50.3 -85.3 1 35.0 -53.7 80 35 682.2 682.2 323.9 682.3 0.01 75 20 26780 -50.7 -84.7 1 34.0 -54.0 80 35 681.0 681.0 323.8 681.1 0.02 76 18 27470 -48.5 -84.5 1 36.0 -52.7 84 39 708.8 708.8 324.7 708.9 0.02 77 15 28671 -47.7 -83.7 1 36.0 -52.8 90 52 749.4 749.4 325.9 749.6 0.02 78 14 29129 -45.5 -83.5 1 38.0 -51.7 93 46 771.7 771.8 326.5 772.0 0.03 79 13 29621 -46.7 -83.7 1 37.0 -52.7 96 40 784.1 784.1 326.8 784.4 0.03 80 12 30152 -46.5 -84.5 1 38.0 -52.8 100 39 803.0 803.0 327.3 803.2 0.03 81 12 30152 -44.3 -83.3 1 39.0 -51.6 100 39 810.8 810.8 327.5 811.1 0.03 82 11 30737 -42.9 -82.9 0 40.0 -51.2 105 37 836.3 836.3 328.1 836.6 0.04 83 10 31380 -42.7 -82.7 0 40.0 -51.5 110 36 860.2 860.2 328.6 860.6 0.04 84 10 31380 -42.3 -83.3 0 41.0 -51.4 110 36 861.6 861.7 328.7 862.0 0.04 85 9.6 31656 -43.1 -83.1 0 40.0 -52.0 868.7 868.8 328.8 869.1 0.04 86 8.7 32322 -40.7 -81.7 0 41.0 -51.2 902.9 902.9 329.5 903.5 0.06 87 8.6 32401 -40.7 -81.7 0 41.0 -51.3 905.9 905.9 329.5 906.5 0.06 88 8.4 32562 -38.9 -80.9 0 42.0 -50.7 919.0 919.1 329.8 919.8 0.07 89 7.5 33336 -40.9 -81.9 0 41.0 -52.1 941.2 941.3 330.2 941.9 0.06 TRP 124 15414 -70.7 -80.7 21 10.0 -70.8 185 15 367.8 367.8 300.2 367.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5797.00 m Freezing level: 587.43 mb = 4637.16 m = 15213.60 ft Wetbulb zero: 602.84 mb = 4424.86 m = 14517.08 ft Precipitable water: 1.49 inches Sfc-500 mean rel hum: 74.47 % Est. max temperature: 30.57 C = 87.03 F Sfc-Lift cond lev (LCL): 737.87 mb = 2756.44 m = 9043.32 ft T: 11.92 C 700-500 lapse rate: 6.01 C/km ThetaE index: 3.97 C Layer 700.0- 600.0 mb Conv cond level (CCL): 719.77 mb = 2965.88 m = 9730.47 ft Mean mixing ratio: 10.98 g/kg Conv temperature: 31.92 C = 89.46 F Cap Strength: 2.23 C Lifted Index: -1.57 C Risk: Thunderstorms probable Lifted Index @300 mb: 1.50 C Lifted Index @700 mb: 0.44 C Showalter Index: -1.68 C Risk: Thunderstorms probable Total Totals Index: 49.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 20.70 C K Index: 39.90 Risk: > 80 % chance of thunderstorms Sweat Index: 189.00 Risk: None Energy Index: -1.08 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 97.64 J/kg Max Up Vert Vel: 13.97 m/s Conv Inhibition (B-): 86.74 J/kg Cap Strength: 2.23 C Lift Cond Lev (LCL): 752.04 mb = 2596.05 m = 8517.13 ft Lev Free Conv (LFC): 637.04 mb = 3975.83 m = 13043.90 ft Equ Level (EL): 467.04 mb = 6438.14 m = 21122.25 ft B at Equ Level: 91.50 J/kg Max Parcel Lev (MPL): 277.04 mb = 10260.15 m = 33661.51 ft Wind level data Storm motion: 194 at 6 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 ---------------------------------------------------------- 0 931 751 40 4 -2.6 -3.1 | 25 10 -4.0 -8.7 1 925 810 120 9 -7.8 4.5 | 83 9 -9.2 -1.2 2 914 914 115 10 -9.1 4.2 | 82 11 -10.5 -1.4 3 883 1219 135 10 -7.1 7.1 | 99 9 -8.5 1.4 4 850 1553 150 6 -3.0 5.2 | 84 4 -4.4 -0.5 5 823 1829 155 6 -2.5 5.4 | 87 4 -4.0 -0.2 6 794 2134 195 12 3.1 11.6 | 196 6 1.7 5.9 7 766 2438 180 2 0.0 2.0 | 21 4 -1.4 -3.7 8 739 2743 60 2 -1.7 -1.0 | 25 7 -3.2 -6.7 9 713 3048 170 1 -0.2 1.0 | 19 5 -1.6 -4.7 10 700 3200 140 3 -1.9 2.3 | 45 5 -3.4 -3.4 11 661 3658 105 2 -1.9 0.5 | 33 6 -3.4 -5.2 12 613 4267 300 3 2.6 -1.5 | 351 7 1.2 -7.2 13 568 4877 190 11 1.9 10.8 | 185 5 0.5 5.2 14 500 5910 155 13 -5.5 11.8 | 131 9 -6.9 6.1 15 488 6096 145 11 -6.3 9.0 | 113 8 -7.7 3.3 16 469 6401 150 15 -7.5 13.0 | 129 12 -8.9 7.3 17 451 6706 200 18 6.2 16.9 | 203 12 4.7 11.2 18 400 7620 185 23 2.0 22.9 | 182 17 0.6 17.2 19 400 7620 185 24 2.1 23.9 | 182 18 0.7 18.2 20 338 8839 210 27 13.5 23.4 | 214 21 12.1 17.7 21 324 9144 200 29 9.9 27.3 | 201 23 8.5 21.6 22 300 9710 205 32 13.5 29.0 | 207 26 12.1 23.3 23 261 10668 190 36 6.3 35.5 | 189 30 4.8 29.8 24 250 10970 200 42 14.4 39.5 | 201 36 12.9 33.8 25 239 11278 200 43 14.7 40.4 | 201 37 13.3 34.7 26 208 12192 195 35 9.1 33.8 | 195 29 7.6 28.1 27 200 12450 205 32 13.5 29.0 | 207 26 12.1 23.3 28 180 13106 230 27 20.7 17.4 | 239 23 19.2 11.7 29 164 13716 220 20 12.9 15.3 | 230 15 11.4 9.6 30 150 14260 270 20 20.0 -0.0 | 287 19 18.6 -5.7 31 148 14326 245 22 19.9 9.3 | 259 19 18.5 3.6 32 141 14630 275 21 20.9 -1.8 | 291 21 19.5 -7.5 33 128 15240 190 4 0.7 3.9 | 23 2 -0.7 -1.7 34 124 15414 185 15 1.3 14.9 | 179 9 -0.1 9.3 35 121 15545 170 10 -1.7 9.8 | 143 5 -3.2 4.2 36 115 15850 190 19 3.3 18.7 | 188 13 1.9 13.0 37 110 16154 190 25 4.3 24.6 | 189 19 2.9 18.9 38 104 16459 195 22 5.7 21.3 | 195 16 4.3 15.6 39 100 16700 270 7 7.0 -0.0 | 316 8 5.6 -5.7 40 99 16764 210 13 6.5 11.3 | 222 8 5.1 5.6 41 94 17069 210 3 1.5 2.6 | 359 3 0.1 -3.1 42 89 17374 165 22 -5.7 21.3 | 155 17 -7.1 15.6 43 85 17678 185 10 0.9 10.0 | 172 4 -0.6 4.3 44 81 17983 70 16 -15.0 -5.5 | 56 20 -16.5 -11.1 45 77 18288 90 19 -19.0 0.0 | 74 21 -20.4 -5.7 46 73 18593 130 17 -13.0 10.9 | 110 15 -14.5 5.3 47 70 18840 95 10 -10.0 0.9 | 67 12 -11.4 -4.8 48 69 18898 120 10 -8.7 5.0 | 86 10 -10.1 -0.7 49 66 19202 55 11 -9.0 -6.3 | 41 16 -10.4 -12.0 50 63 19507 55 17 -13.9 -9.8 | 45 22 -15.4 -15.4 51 60 19812 85 21 -20.9 -1.8 | 71 24 -22.4 -7.5 52 57 20117 90 32 -32.0 0.0 | 80 34 -33.4 -5.7 53 52 20726 115 20 -18.1 8.5 | 98 20 -19.6 2.8 54 50 20920 90 23 -23.0 0.0 | 77 25 -24.4 -5.7 55 47 21336 90 25 -25.0 0.0 | 78 27 -26.4 -5.7 56 45 21641 100 28 -27.6 4.9 | 88 29 -29.0 -0.8 57 43 21946 85 32 -31.9 -2.8 | 76 34 -33.3 -8.5 58 41 22250 95 36 -35.9 3.1 | 86 37 -37.3 -2.5 59 39 22555 115 30 -27.2 12.7 | 104 29 -28.6 7.0 60 37 22860 95 28 -27.9 2.4 | 84 30 -29.3 -3.2 61 35 23165 95 28 -27.9 2.4 | 84 30 -29.3 -3.2 62 32 23774 95 25 -24.9 2.2 | 82 27 -26.3 -3.5 63 30 24150 90 29 -29.0 0.0 | 79 31 -30.4 -5.7 64 29 24384 95 28 -27.9 2.4 | 84 30 -29.3 -3.2 65 26 24994 90 29 -29.0 0.0 | 79 31 -30.4 -5.7 66 25 25298 90 43 -43.0 0.0 | 83 45 -44.4 -5.7 67 23 25908 100 30 -29.5 5.2 | 89 31 -31.0 -0.5 68 20 26780 80 35 -34.5 -6.1 | 72 38 -35.9 -11.8 69 18 27432 85 40 -39.8 -3.5 | 77 42 -41.3 -9.2 70 17 27737 80 34 -33.5 -5.9 | 72 37 -34.9 -11.6 71 15 28651 90 53 -53.0 0.0 | 84 55 -54.4 -5.7 72 13 29566 95 40 -39.8 3.5 | 87 41 -41.3 -2.2 73 10 31380 110 36 -33.8 12.3 | 101 36 -35.3 6.6 Wind Parameters Mean winds (0-6000m): 164.2 at 7.8 knts Storm direction: 194.2 at 5.9 knts Shear (0-3000m) pos: 2.5 neg: 2.0 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): 5.8 deg Storm rel helicity (0-3000m) pos: 41.0 neg: -9.7 tot: 31.3 m^2/s^2 ave: 10.4 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 2.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 18.18 Bulk Shear: 5.37 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 ------------------------------------------------------------------------------- 500 122 9 86 9| 11.1 0.0 11.1| 28.0 0.0 28.0 56.0 0.91| 14.2 12.9 1000 132 8 89 8| 4.3 0.0 4.3| 28.2 -2.2 25.9 25.9 0.61| 9.4 5.8 1500 149 8 105 6| 4.0 0.0 4.0| 36.8 -3.3 33.6 22.4 0.60| 10.3 6.2 2000 152 7 97 5| 3.0 2.4 5.5| 37.8 -6.3 31.5 15.8 0.31| 10.6 3.2 2500 150 6 84 4| 3.0 1.9 4.9| 41.0 -7.6 33.4 13.4 0.30| 9.5 2.9 3000 148 5 75 4| 2.5 2.0 4.5| 41.0 -9.7 31.3 10.4 0.26| 8.4 2.2 4000 159 5 74 3| 1.9 0.7 2.5| 41.0 -37.8 3.2 0.8 -0.06| 8.6 -0.5 5000 165 6 100 3| 1.5 0.6 2.1| 41.0 -52.1 -11.1 -2.2 -0.18| 8.0 -1.4 6000 164 8 117 4| 2.3 0.7 2.9| 89.4 -59.7 29.7 5.0 -0.00| 8.5 -0.0 Wrote GIF file: KTWC.skewt.18.GIF