UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025051900.upa.cvt Date: 0000Z 19 MAY 25 Searching for KBNA... Searching the city database file for: KBNA ... Date:0000Z 19 MAY 25 Station: KBNA WMO ident: 72327 Latitude: 36.13 Longitude: -86.68 Elevation: 180.00 ------------------------------------------------------------------------------- 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 109 SFC 992 180 25.8 15.8 54 10.0 19.1 299.6 301.7 292.6 333.1 11.45 2 987 224 25.0 14.0 50 11.0 17.8 335 3 299.3 301.1 291.5 329.2 10.23 3 925 789 19.8 12.8 64 7.0 15.3 190 5 299.6 301.4 291.5 329.1 10.09 4 886 1159 17.0 12.0 72 5.0 13.8 239 6 300.4 302.2 291.6 329.8 9.99 5 857 1442 15.4 7.4 59 8.0 10.7 273 8 301.6 303.0 290.0 324.0 7.55 6 850 1512 14.8 7.8 63 7.0 10.6 280 8 301.6 303.1 290.2 324.9 7.83 7 837 1642 13.8 5.8 58 8.0 9.2 280 9 301.9 303.2 289.5 322.6 6.92 8 823 1784 12.8 5.8 62 7.0 8.8 269 8 302.3 303.6 289.8 323.4 7.04 9 790 2127 11.2 3.2 58 8.0 6.8 270 17 304.2 305.3 289.6 322.6 6.10 10 766 2384 9.4 4.8 73 4.6 6.8 274 17 304.9 306.2 290.6 326.2 7.06 11 737 2704 7.2 1.2 66 6.0 4.0 275 19 305.9 307.0 289.8 323.2 5.67 12 706 3056 4.0 -0.4 73 4.4 1.8 265 20 306.2 307.1 289.5 322.3 5.27 13 700 3125 3.6 -1.1 71 4.7 1.3 270 22 306.5 307.4 289.3 322.0 5.05 14 682 3336 2.4 -1.7 74 4.1 0.4 279 24 307.4 308.4 289.6 322.7 4.95 15 677 3395 2.2 -2.3 72 4.5 0.0 279 24 307.8 308.7 289.6 322.6 4.77 16 671 3467 2.4 -2.6 70 5.0 -0.0 278 24 308.9 309.7 289.8 323.5 4.71 17 665 3539 1.8 -3.2 69 5.0 -0.6 277 25 309.0 309.8 289.7 323.1 4.54 18 660 3600 1.2 -3.8 69 5.0 -1.2 276 25 309.0 309.8 289.6 322.6 4.38 19 656 3648 1.0 -6.0 59 7.0 -2.1 275 25 309.3 310.0 289.0 321.0 3.72 20 643 3809 1.2 -13.8 32 15.0 -4.5 282 31 311.3 311.7 288.1 317.9 2.05 21 624 4049 0.2 -16.8 27 17.0 -5.8 290 37 312.8 313.1 288.2 318.3 1.64 22 604 4309 -1.3 -14.3 36 13.0 -6.2 290 32 314.0 314.4 289.0 320.9 2.09 23 588 4522 -2.9 -14.9 39 12.0 -7.3 290 34 314.6 315.0 289.2 321.3 2.04 24 574 4713 -3.7 -36.7 6 33.0 -10.7 290 36 315.8 315.9 287.7 316.9 0.29 25 560 4907 -4.7 -40.7 4 36.0 -11.6 291 37 316.9 316.9 287.9 317.6 0.20 26 546 5106 -5.9 -34.9 8 29.0 -12.2 297 37 317.7 317.8 288.4 319.1 0.36 27 534 5279 -6.7 -39.7 5 33.0 -13.0 300 35 318.8 318.9 288.6 319.7 0.23 28 518 5516 -7.5 -48.5 2 41.0 -13.9 300 31 320.6 320.7 289.0 321.0 0.09 29 500 5790 -9.5 -45.5 4 36.0 -15.3 300 34 321.5 321.5 289.3 322.0 0.13 30 467 6313 -13.9 -26.9 32 13.0 -17.1 300 42 322.3 322.5 290.4 325.5 0.90 31 436 6831 -18.1 -28.1 41 10.0 -20.3 292 46 323.4 323.6 290.7 326.5 0.87 32 427 6987 -19.3 -30.3 37 11.0 -21.5 290 47 323.8 323.9 290.7 326.4 0.72 33 409 7306 -21.5 -28.5 53 7.0 -23.0 284 49 325.0 325.1 291.2 328.1 0.89 34 400 7470 -22.7 -30.7 48 8.0 -24.2 280 50 325.5 325.6 291.2 328.2 0.74 35 397 7525 -23.3 -31.3 48 8.0 -24.8 280 50 325.4 325.5 291.1 327.9 0.70 36 380 7844 -25.7 -29.7 69 4.0 -26.5 280 51 326.3 326.5 291.6 329.4 0.86 37 359 8254 -28.7 -31.8 75 3.1 -29.2 280 50 327.7 327.8 291.8 330.4 0.74 38 345 8538 -30.5 -34.5 68 4.0 -31.1 280 52 329.0 329.1 292.0 331.2 0.59 39 342 8600 -30.9 -34.7 69 3.8 -31.4 280 53 329.3 329.4 292.1 331.4 0.59 40 326 8939 -32.7 -37.5 62 4.8 -33.3 279 58 331.3 331.4 292.6 333.1 0.47 41 320 9070 -33.7 -38.3 63 4.6 -34.3 276 64 331.7 331.8 292.6 333.3 0.44 42 300 9520 -36.7 -44.7 43 8.0 -37.4 275 70 333.6 333.7 292.9 334.6 0.24 43 297 9589 -37.3 -45.3 43 8.0 -37.9 275 71 333.8 333.8 293.0 334.6 0.23 44 294 9659 -37.9 -45.9 43 8.0 -38.5 275 71 333.9 333.9 293.0 334.7 0.21 45 284 9895 -39.7 -46.7 47 7.0 -40.2 277 70 334.6 334.7 293.2 335.4 0.20 46 264 10388 -43.9 -49.9 51 6.0 -44.2 280 71 335.5 335.6 293.3 336.1 0.15 47 255 10619 -45.7 -51.7 51 6.0 -46.0 280 73 336.2 336.2 293.5 336.7 0.13 48 250 10750 -46.9 -52.9 50 6.0 -47.1 285 79 336.3 336.4 293.5 336.8 0.11 49 235 11156 -50.1 -54.5 60 4.4 -50.3 285 81 337.5 337.5 293.8 337.9 0.10 50 229 11325 -51.3 -55.9 58 4.6 -51.5 285 83 338.2 338.2 294.0 338.5 0.09 51 219 11613 -53.5 -57.2 64 3.7 -53.6 285 83 339.1 339.1 294.2 339.4 0.08 52 210 11881 -55.7 -59.2 65 3.5 -55.8 285 82 339.8 339.8 294.3 340.0 0.06 53 206 12003 -56.5 -60.2 63 3.7 -56.6 283 82 340.4 340.4 294.5 340.6 0.06 54 202 12127 -57.3 -60.7 65 3.4 -57.4 281 82 341.1 341.1 294.6 341.3 0.05 55 200 12190 -57.7 -61.3 63 3.6 -57.8 280 82 341.4 341.4 294.7 341.6 0.05 56 196 12318 -58.5 -62.4 61 3.9 -58.6 283 83 342.1 342.1 294.8 342.3 0.04 57 189 12547 -59.3 -62.6 65 3.3 -59.3 282 81 344.4 344.4 295.4 344.6 0.04 58 162 13506 -64.1 -69.1 50 5.0 -64.1 280 92 351.8 351.8 297.0 351.9 0.02 59 157 13699 -63.6 -69.8 42 6.2 -63.7 280 95 355.8 355.8 297.9 355.9 0.02 60 150 13980 -62.9 -70.9 33 8.0 -63.0 285 87 361.7 361.7 299.1 361.8 0.02 61 100 16480 -61.9 -78.9 9 17.0 -62.1 275 44 408.1 408.1 306.3 408.2 0.01 62 70 18660 -66.3 -87.3 4 21.0 -66.5 295 15 442.5 442.5 310.1 442.6 0.00 63 50 20720 -61.5 -87.5 2 26.0 -62.0 350 13 498.6 498.6 314.8 498.6 0.00 64 30 23960 -51.9 -78.9 3 27.0 -54.0 160 9 603.2 603.2 320.7 603.3 0.03 65 20 26600 -47.5 -76.5 2 29.0 -51.7 275 2 690.8 690.8 324.1 691.3 0.06 66 10 31230 -43.1 -73.1 2 30.0 -51.5 165 3 858.7 858.8 328.6 860.7 0.19 67 7.0 33680 -35.5 -68.5 2 33.0 -49.8 100 22 982.3 982.6 331.0 988.9 0.54 TRP 162 13506 -64.1 -69.1 50 5.0 -64.1 280 92 351.8 351.8 297.0 351.9 0.02 WND 157 13699 -63.6 -69.8 42 6.2 -63.7 280 95 355.8 355.8 297.9 355.9 0.02 Sounding variables and indices 1000-500 mb thick: 5681.00 m Freezing level: 621.33 mb = 4084.13 m = 13399.20 ft Wetbulb zero: 674.98 mb = 3418.99 m = 11217.01 ft Precipitable water: 1.14 inches Sfc-500 mean rel hum: 46.56 % Est. max temperature: 27.98 C = 82.36 F Sfc-Lift cond lev (LCL): 856.95 mb = 1442.92 m = 4733.94 ft T: 15.40 C 700-500 lapse rate: 4.92 C/km ThetaE index: 5.71 C Layer 857.0- 850.0 mb Conv cond level (CCL): 777.53 mb = 2259.83 m = 7414.06 ft Mean mixing ratio: 10.15 g/kg Conv temperature: 30.72 C = 87.30 F Cap Strength: 2.29 C Lifted Index: 2.02 C Risk: None Lifted Index @300 mb: 4.00 C Lifted Index @700 mb: -0.46 C Showalter Index: 4.25 C Risk: None Total Totals Index: 41.60 C Risk: None Vertical Totals Index: 24.30 C Cross Totals Index: 17.30 C K Index: 27.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 143.60 Risk: None Energy Index: -0.47 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.09 J/kg Max Up Vert Vel: 4.71 m/s Conv Inhibition (B-): 99.40 J/kg Cap Strength: 2.29 C Lift Cond Lev (LCL): 834.84 mb = 1663.98 m = 5459.18 ft Lev Free Conv (LFC): 709.84 mb = 3011.08 m = 9878.76 ft Equ Level (EL): 649.84 mb = 3724.11 m = 12218.07 ft B at Equ Level: 9.97 J/kg Max Parcel Lev (MPL): 619.84 mb = 4102.81 m = 13460.49 ft Wind level data Storm motion: 318 at 17 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 ---------------------------------------------------------- 0 981 305 335 3 1.3 -2.7 | 134 14 -10.1 9.8 1 945 610 340 1 0.3 -0.9 | 136 16 -11.0 11.5 2 925 789 190 5 0.9 4.9 | 149 20 -10.5 17.4 3 912 914 195 5 1.3 4.8 | 150 20 -10.1 17.3 4 880 1219 250 6 5.6 2.1 | 158 16 -5.7 14.5 5 850 1512 280 8 7.9 -1.4 | 163 12 -3.5 11.1 6 849 1524 290 9 8.5 -3.1 | 163 10 -2.9 9.4 7 818 1829 265 8 8.0 0.7 | 166 14 -3.4 13.2 8 789 2134 270 17 17.0 -0.0 | 204 14 5.6 12.5 9 760 2438 275 17 16.9 -1.5 | 207 12 5.6 11.0 10 733 2743 275 19 18.9 -1.7 | 215 13 7.6 10.8 11 707 3048 265 20 19.9 1.7 | 211 17 8.6 14.2 12 700 3125 270 22 22.0 -0.0 | 220 16 10.6 12.5 13 680 3353 280 24 23.6 -4.2 | 236 15 12.3 8.3 14 654 3658 275 25 24.9 -2.2 | 233 17 13.5 10.3 15 630 3962 290 38 35.7 -13.0 | 271 24 24.3 -0.5 16 606 4267 290 32 30.1 -10.9 | 265 19 18.7 1.5 17 583 4572 290 35 32.9 -12.0 | 269 22 21.5 0.5 18 561 4877 290 37 34.8 -12.7 | 270 23 23.4 -0.2 19 540 5182 300 37 32.0 -18.5 | 286 22 20.7 -6.0 20 520 5486 300 31 26.8 -15.5 | 281 16 15.5 -3.0 21 500 5790 300 34 29.4 -17.0 | 284 19 18.1 -4.5 22 500 5791 300 34 29.4 -17.0 | 284 19 18.1 -4.5 23 480 6096 310 38 29.1 -24.4 | 304 21 17.7 -11.9 24 461 6401 295 44 39.9 -18.6 | 282 29 28.5 -6.1 25 425 7010 290 47 44.2 -16.1 | 276 33 32.8 -3.6 26 400 7470 280 50 49.2 -8.7 | 264 38 37.9 3.8 27 392 7620 280 50 49.2 -8.7 | 264 38 37.9 3.8 28 375 7925 280 51 50.2 -8.9 | 265 39 38.9 3.6 29 360 8230 280 50 49.2 -8.7 | 264 38 37.9 3.8 30 330 8839 280 55 54.2 -9.6 | 266 43 42.8 2.9 31 316 9144 275 67 66.7 -5.8 | 263 56 55.4 6.6 32 303 9449 280 66 65.0 -11.5 | 269 54 53.6 1.0 33 300 9520 275 70 69.7 -6.1 | 264 59 58.4 6.4 34 290 9754 275 72 71.7 -6.3 | 264 61 60.4 6.2 35 277 10058 280 68 67.0 -11.8 | 269 56 55.6 0.7 36 253 10668 280 73 71.9 -12.7 | 270 61 60.5 -0.2 37 250 10750 285 79 76.3 -20.4 | 277 65 64.9 -8.0 38 242 10973 285 79 76.3 -20.4 | 277 65 64.9 -8.0 39 230 11278 285 83 80.2 -21.5 | 277 69 68.8 -9.0 40 220 11582 285 83 80.2 -21.5 | 277 69 68.8 -9.0 41 210 11887 285 82 79.2 -21.2 | 277 68 67.8 -8.7 42 200 12190 280 82 80.8 -14.2 | 271 69 69.4 -1.8 43 200 12192 285 84 81.1 -21.7 | 278 70 69.8 -9.3 44 190 12497 280 82 80.8 -14.2 | 271 69 69.4 -1.8 45 181 12802 290 78 73.3 -26.7 | 283 64 61.9 -14.2 46 164 13411 280 94 92.6 -16.3 | 273 81 81.2 -3.8 47 162 13506 280 92 90.6 -16.0 | 273 79 79.2 -3.5 48 157 13699 280 95 93.6 -16.5 | 273 82 82.2 -4.0 49 157 13716 280 92 90.6 -16.0 | 273 79 79.2 -3.5 50 150 13980 285 87 84.0 -22.5 | 278 73 72.7 -10.0 51 149 14021 280 95 93.6 -16.5 | 273 82 82.2 -4.0 52 142 14326 285 81 78.2 -21.0 | 277 67 66.9 -8.5 53 135 14630 285 83 80.2 -21.5 | 277 69 68.8 -9.0 54 128 14935 280 75 73.9 -13.0 | 270 62 62.5 -0.5 55 122 15240 290 55 51.7 -18.8 | 279 41 40.3 -6.3 56 111 15850 265 32 31.9 2.8 | 233 26 20.5 15.3 57 105 16154 265 40 39.8 3.5 | 241 33 28.5 16.0 58 100 16459 270 46 46.0 -0.0 | 250 37 34.6 12.5 59 100 16480 275 44 43.8 -3.8 | 255 34 32.5 8.7 60 95 16764 280 42 41.4 -7.3 | 260 30 30.0 5.2 61 86 17374 305 19 15.6 -10.9 | 249 4 4.2 1.6 62 82 17678 270 17 17.0 -0.0 | 204 14 5.6 12.5 63 78 17983 290 20 18.8 -6.8 | 233 9 7.4 5.6 64 74 18288 300 11 9.5 -5.5 | 165 7 -1.8 7.0 65 71 18593 300 8 6.9 -4.0 | 152 10 -4.4 8.5 66 70 18660 295 15 13.6 -6.3 | 200 7 2.2 6.1 67 67 18898 280 17 16.7 -3.0 | 209 11 5.4 9.5 68 64 19202 285 2 1.9 -0.5 | 142 15 -9.4 12.0 69 61 19507 355 4 0.3 -4.0 | 128 14 -11.0 8.5 70 58 19812 340 6 2.1 -5.6 | 126 12 -9.3 6.8 71 55 20117 335 11 4.6 -10.0 | 111 7 -6.7 2.5 72 52 20422 5 9 -0.8 -9.0 | 106 13 -12.2 3.5 73 50 20720 350 13 2.3 -12.8 | 88 9 -9.1 -0.3 74 50 20726 315 7 4.9 -4.9 | 140 10 -6.4 7.5 75 48 21031 355 13 1.1 -13.0 | 87 10 -10.2 -0.5 76 45 21336 45 8 -5.7 -5.7 | 112 18 -17.0 6.8 77 43 21641 15 13 -3.4 -12.6 | 90 15 -14.7 -0.1 78 41 21946 30 12 -6.0 -10.4 | 97 17 -17.4 2.1 79 39 22250 45 4 -2.8 -2.8 | 124 17 -14.2 9.7 80 37 22555 120 3 -2.6 1.5 | 135 20 -14.0 14.0 81 36 22860 195 4 1.0 3.9 | 148 19 -10.3 16.3 82 34 23165 105 4 -3.9 1.0 | 132 20 -15.2 13.5 83 32 23470 60 6 -5.2 -3.0 | 120 19 -16.6 9.5 84 31 23774 80 14 -13.8 -2.4 | 112 27 -25.2 10.1 85 30 23960 160 9 -3.1 8.5 | 145 25 -14.5 20.9 86 29 24079 125 9 -7.4 5.2 | 133 26 -18.7 17.6 87 28 24384 155 9 -3.8 8.2 | 144 26 -15.2 20.6 88 27 24689 75 8 -7.7 -2.1 | 119 22 -19.1 10.4 89 26 24994 110 11 -10.3 3.8 | 127 27 -21.7 16.2 90 24 25298 235 2 1.6 1.1 | 144 17 -9.7 13.6 91 23 25603 50 5 -3.8 -3.2 | 121 18 -15.2 9.3 92 22 25908 325 5 2.9 -4.1 | 135 12 -8.5 8.4 93 21 26213 295 2 1.8 -0.8 | 141 15 -9.6 11.6 94 20 26518 330 5 2.5 -4.3 | 133 12 -8.9 8.2 95 20 26600 275 2 2.0 -0.2 | 143 15 -9.4 12.3 96 18 27127 315 5 3.5 -3.5 | 139 12 -7.8 8.9 97 18 27432 355 5 0.4 -5.0 | 124 13 -10.9 7.5 98 17 27737 25 11 -4.6 -10.0 | 99 16 -16.0 2.5 99 16 28042 40 7 -4.5 -5.4 | 114 17 -15.9 7.1 100 15 28346 25 6 -2.5 -5.4 | 117 16 -13.9 7.0 101 15 28651 30 8 -4.0 -6.9 | 110 16 -15.4 5.6 102 14 28956 60 13 -11.3 -6.5 | 105 23 -22.6 6.0 103 10 31230 165 3 -0.8 2.9 | 142 20 -12.1 15.4 104 7 33680 100 22 -21.7 3.8 | 116 37 -33.0 16.3 Wind Parameters Mean winds (0-6000m): 287.7 at 22.5 knts Storm direction: 317.7 at 16.9 knts Storm rel Dir Shear (0-3000m): 178.8 deg Energy-Hel index: -0.69 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 ------------------------------------------------------------------------------- 500 330 2 136 15| | | 1000 224 4 150 17| | | 1500 257 5 155 15| | | 2000 263 7 161 14| | | 2500 268 9 170 13| | | 3000 269 11 178 13| | | 4000 276 16 202 12| | | 5000 282 20 224 12| | | 6000 288 23 241 12| | | Wrote GIF file: /home/apache/climate/data/raob//KBNA/skewt/KBNA.skewt.20250519.00.gif