UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for TNCM... Searching the city database file for: TNCM ... Date:1200Z 18 APR 25 Station: TNCM WMO ident: 78866 Latitude: 18.05 Longitude: -63.12 Elevation: 9.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1013 9 27.0 25.2 90 1.8 25.7 110 10 299.0 302.7 298.4 358.4 20.31 1 1005 78 25.8 22.1 80 3.7 23.2 122 13 298.5 301.6 296.1 347.7 16.89 2 1000 122 25.4 22.0 81 3.4 23.0 130 15 298.5 301.6 296.1 347.7 16.87 3 939 673 21.0 18.9 88 2.1 19.5 133 19 299.5 302.2 295.0 342.7 14.79 4 925 803 20.4 17.5 83 2.9 18.4 140 18 300.2 302.7 294.4 340.4 13.73 5 873 1302 17.8 10.8 64 7.0 13.4 139 19 302.5 304.2 291.8 330.3 9.36 6 850 1530 16.2 13.1 82 3.1 14.2 135 18 303.1 305.2 293.4 336.4 11.22 7 777 2290 12.2 10.0 86 2.2 10.8 145 8 306.7 308.6 293.5 336.8 9.97 8 700 3160 8.0 3.8 75 4.2 5.6 230 7 311.3 312.7 292.7 333.6 7.20 9 679 3411 6.8 -1.2 57 8.0 2.7 225 9 312.7 313.7 291.4 329.0 5.16 10 659 3656 5.0 -1.0 65 6.0 1.8 220 11 313.4 314.4 291.8 330.4 5.40 11 596 4471 0.4 -16.6 27 17.0 -5.8 233 19 317.2 317.5 289.7 323.1 1.75 12 550 5112 -3.5 -10.5 58 7.0 -6.4 248 28 319.9 320.5 291.7 330.2 3.12 13 500 5860 -8.1 -24.1 26 16.0 -12.7 240 40 323.2 323.4 290.9 327.0 1.09 14 487 6064 -9.3 -23.3 31 14.0 -13.4 244 36 324.1 324.4 291.2 328.3 1.20 15 482 6143 -9.1 -37.1 8 28.0 -14.9 245 35 325.3 325.4 290.7 326.6 0.33 16 458 6536 -11.5 -31.5 17 20.0 -16.1 247 39 327.1 327.2 291.5 329.3 0.60 17 450 6671 -12.3 -39.3 9 27.0 -17.3 248 41 327.8 327.8 291.4 328.8 0.28 18 431 6999 -14.3 -33.3 18 19.0 -18.3 250 44 329.3 329.4 292.0 331.3 0.54 19 422 7158 -15.3 -41.3 9 26.0 -19.7 253 46 330.0 330.1 292.0 330.9 0.24 20 413 7320 -16.3 -28.3 35 12.0 -19.2 256 48 330.8 330.9 292.8 334.0 0.90 21 400 7560 -17.7 -30.7 31 13.0 -20.6 260 52 332.0 332.1 293.0 334.7 0.74 22 397 7616 -17.9 -36.9 17 19.0 -21.4 260 54 332.4 332.5 292.8 334.0 0.41 23 347 8610 -25.1 -31.1 57 6.0 -26.3 260 41 335.7 335.9 294.0 338.8 0.82 24 334 8886 -27.1 -33.1 57 6.0 -28.2 263 46 336.7 336.8 294.1 339.3 0.70 25 323 9126 -29.5 -34.0 65 4.5 -30.2 265 49 336.6 336.8 294.1 339.1 0.67 26 300 9650 -33.3 -41.3 45 8.0 -34.2 280 52 338.4 338.5 294.3 339.8 0.34 27 294 9790 -34.5 -46.5 29 12.0 -35.6 280 51 338.7 338.7 294.2 339.5 0.20 28 288 9933 -35.9 -42.9 49 7.0 -36.6 280 51 338.7 338.8 294.3 339.9 0.30 29 267 10449 -40.7 -52.7 26 12.0 -41.4 280 51 339.1 339.1 294.2 339.6 0.11 30 257 10705 -42.5 -45.4 73 2.9 -42.7 280 53 340.2 340.2 294.6 341.2 0.26 31 250 10890 -43.5 -47.7 63 4.2 -43.8 280 56 341.4 341.4 294.8 342.2 0.21 32 203 12273 -51.9 -68.0 13 16.1 -52.2 255 71 349.1 349.1 296.4 349.2 0.02 33 200 12370 -52.5 -69.5 11 17.0 -52.8 255 70 349.6 349.6 296.5 349.7 0.02 34 150 14170 -64.9 -77.9 15 13.0 -65.0 275 60 358.3 358.3 298.4 358.3 0.01 35 125 15264 -71.5 -83.5 15 12.0 -71.5 270 59 365.5 365.5 299.8 365.5 0.00 36 123 15360 -71.3 -83.3 15 12.0 -71.3 273 56 367.5 367.6 300.1 367.6 0.00 37 119 15555 -71.1 -83.1 15 12.0 -71.2 278 50 371.4 371.4 300.8 371.4 0.00 38 116 15706 -71.7 -84.7 13 13.0 -71.8 282 45 373.0 373.0 301.1 373.0 0.00 39 103 16400 -76.1 -87.1 16 11.0 -76.2 275 21 377.5 377.5 301.8 377.5 0.00 40 100 16570 -76.5 -87.5 16 11.0 -76.5 245 22 379.9 379.9 302.2 379.9 0.00 41 92 17047 -79.3 -89.3 18 10.0 -79.3 235 32 383.6 383.6 302.8 383.6 0.00 42 91 17109 -79.3 -89.3 18 10.0 -79.3 233 29 384.8 384.8 303.0 384.8 0.00 43 84 17566 -77.7 -87.7 18 10.0 -77.7 287 28 396.9 396.9 304.8 396.9 0.00 44 80 17845 -77.9 -87.9 18 10.0 -77.9 333 17 402.1 402.1 305.5 402.1 0.00 45 79 17917 -77.9 -86.9 22 9.0 -77.9 344 14 403.5 403.5 305.7 403.5 0.00 46 76 18138 -78.1 -88.1 18 10.0 -78.1 26 8 407.6 407.6 306.2 407.6 0.00 47 70 18610 -76.5 -88.5 13 12.0 -76.6 190 8 420.7 420.7 307.8 420.7 0.00 48 51 20480 -66.1 -90.1 2 24.0 -66.4 100 10 485.0 485.0 313.8 485.0 0.00 49 50 20600 -66.1 -91.1 2 25.0 -66.4 100 15 487.7 487.7 314.1 487.7 0.00 50 46 21104 -67.5 -92.5 2 25.0 -67.7 110 14 496.1 496.1 314.7 496.1 0.00 51 39 22112 -61.7 -89.7 1 28.0 -62.3 259 8 534.8 534.8 317.2 534.8 0.00 52 37 22438 -62.3 -91.3 1 29.0 -62.9 1 5 541.3 541.3 317.6 541.3 0.00 53 37 22438 -62.3 -91.3 1 29.0 -62.9 1 5 541.3 541.3 317.6 541.3 0.00 54 30 23750 -56.9 -86.9 1 30.0 -58.2 40 22 589.5 589.5 320.1 589.6 0.01 55 29 23965 -56.9 -86.9 1 30.0 -58.2 26 17 595.3 595.3 320.4 595.3 0.01 56 20 26360 -48.9 -80.9 1 32.0 -52.7 75 31 686.5 686.5 324.0 686.7 0.03 57 18 27050 -50.1 -82.1 1 32.0 -53.8 74 31 703.7 703.7 324.6 703.9 0.03 58 15 28255 -45.1 -78.1 1 33.0 -51.1 95 33 758.0 758.0 326.1 758.5 0.06 59 14 28715 -46.1 -79.1 1 33.0 -52.0 86 24 769.7 769.7 326.5 770.2 0.05 TRP 92 17047 -79.3 -89.3 18 10.0 -79.3 235 32 383.6 383.6 302.8 383.6 0.00 WND 203 12273 -51.9 -68.0 13 16.1 -52.2 255 71 349.1 349.1 296.4 349.2 0.02 Sounding variables and indices 1000-500 mb thick: 5738.00 m Freezing level: 591.28 mb = 4536.49 m = 14883.32 ft Wetbulb zero: 643.87 mb = 3844.56 m = 12613.25 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 64.76 % Est. max temperature: 30.72 C = 87.30 F Sfc-Lift cond lev (LCL): 987.37 mb = 233.17 m = 764.99 ft T: 24.51 C 700-500 lapse rate: 5.96 C/km ThetaE index: 28.19 C Layer 1005.0- 850.0 mb Conv cond level (CCL): 894.94 mb = 1087.73 m = 3568.64 ft Mean mixing ratio: 15.53 g/kg Conv temperature: 29.45 C = 85.01 F Cap Strength: 0.90 C Lifted Index: -3.20 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.91 C Lifted Index @700 mb: -1.10 C Showalter Index: 0.20 C Risk: Thunderstorms probable Total Totals Index: 45.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.30 C Cross Totals Index: 21.20 C K Index: 33.20 Risk: 60-80 % chance of thunderstorms Sweat Index: 378.94 Risk: Showers and thunderstorms possible Energy Index: -1.81 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 719.01 J/kg Max Up Vert Vel: 37.92 m/s Conv Inhibition (B-): 14.66 J/kg Cap Strength: 0.90 C Lift Cond Lev (LCL): 924.28 mb = 809.68 m = 2656.40 ft Lev Free Conv (LFC): 849.28 mb = 1537.14 m = 5043.04 ft Equ Level (EL): 229.28 mb = 11464.51 m = 37612.77 ft B at Equ Level: 711.61 J/kg Max Parcel Lev (MPL): 139.28 mb = 14614.90 m = 47948.57 ft Wind level data Storm motion: 236 at 13 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 1013 9 110 10 -9.4 3.4 | 80 20 -20.1 -3.6 1 1000 122 130 15 -11.5 9.6 | 97 22 -22.1 2.6 2 979 305 125 15 -12.3 8.6 | 94 23 -22.9 1.5 3 946 610 130 20 -15.3 12.9 | 103 27 -26.0 5.8 4 925 803 140 18 -11.6 13.8 | 107 23 -22.2 6.7 5 913 914 145 17 -9.8 13.9 | 109 22 -20.4 6.9 6 881 1219 140 19 -12.2 14.6 | 108 24 -22.9 7.5 7 850 1530 135 18 -12.7 12.7 | 104 24 -23.4 5.7 8 820 1829 130 13 -10.0 8.4 | 94 21 -20.6 1.3 9 791 2134 140 11 -7.1 8.4 | 94 18 -17.7 1.4 10 763 2438 150 5 -2.5 4.3 | 78 13 -13.2 -2.7 11 736 2743 200 3 1.0 2.8 | 66 11 -9.6 -4.2 12 709 3048 230 6 4.6 3.9 | 62 7 -6.1 -3.2 13 700 3160 230 7 5.4 4.5 | 64 6 -5.3 -2.6 14 658 3658 220 11 7.1 8.4 | 111 4 -3.6 1.4 15 633 3962 250 12 11.3 4.1 | 348 3 0.6 -3.0 16 610 4267 235 18 14.7 10.3 | 231 5 4.1 3.3 17 565 4877 230 21 16.1 13.5 | 220 8 5.4 6.4 18 544 5182 255 31 29.9 8.0 | 267 19 19.3 1.0 19 504 5791 235 36 29.5 20.6 | 234 23 18.8 13.6 20 500 5860 240 40 34.6 20.0 | 242 27 24.0 12.9 21 485 6096 245 35 31.7 14.8 | 250 22 21.1 7.7 22 430 7010 250 44 41.3 15.0 | 255 32 30.7 8.0 23 400 7560 260 52 51.2 9.0 | 267 41 40.6 2.0 24 397 7620 260 54 53.2 9.4 | 267 43 42.5 2.3 25 350 8534 260 40 39.4 6.9 | 270 29 28.7 -0.1 26 322 9144 265 50 49.8 4.4 | 274 39 39.2 -2.7 27 300 9650 280 52 51.2 -9.0 | 292 44 40.6 -16.1 28 283 10058 280 50 49.2 -8.7 | 292 42 38.6 -15.7 29 258 10668 280 52 51.2 -9.0 | 292 44 40.6 -16.1 30 250 10890 280 56 55.1 -9.7 | 291 48 44.5 -16.8 31 236 11278 265 53 52.8 4.6 | 273 42 42.1 -2.4 32 203 12273 255 71 68.6 18.4 | 259 59 57.9 11.3 33 200 12370 255 70 67.6 18.1 | 259 58 57.0 11.1 34 196 12497 255 71 68.6 18.4 | 259 59 57.9 11.3 35 169 13411 260 67 66.0 11.6 | 265 56 55.3 4.6 36 150 14170 275 60 59.8 -5.2 | 284 51 49.1 -12.3 37 139 14630 270 56 56.0 -0.0 | 279 46 45.3 -7.1 38 125 15240 270 59 59.0 -0.0 | 278 49 48.3 -7.1 39 107 16154 295 31 28.1 -13.1 | 319 27 17.4 -20.2 40 102 16459 270 18 18.0 -0.0 | 314 10 7.3 -7.1 41 100 16570 245 22 19.9 9.3 | 256 10 9.3 2.2 42 92 17047 235 32 26.2 18.4 | 234 19 15.6 11.3 43 92 17069 230 28 21.4 18.0 | 225 15 10.8 10.9 44 87 17374 255 36 34.8 9.3 | 265 24 24.1 2.3 45 78 17983 355 11 1.0 -11.0 | 28 20 -9.7 -18.0 46 74 18288 55 5 -4.1 -2.9 | 56 18 -14.7 -9.9 47 70 18593 280 4 3.9 -0.7 | 41 10 -6.7 -7.8 48 70 18610 190 8 1.4 7.9 | 95 9 -9.3 0.8 49 67 18898 190 14 2.4 13.8 | 129 11 -8.2 6.7 50 63 19202 295 3 2.7 -1.3 | 44 12 -7.9 -8.3 51 60 19507 60 10 -8.7 -5.0 | 58 23 -19.3 -12.1 52 57 19812 320 5 3.2 -3.8 | 34 13 -7.4 -10.9 53 54 20117 65 10 -9.1 -4.2 | 60 23 -19.7 -11.3 54 52 20422 100 8 -7.9 1.4 | 73 19 -18.5 -5.7 55 50 20600 100 15 -14.8 2.6 | 80 26 -25.4 -4.5 56 49 20726 70 5 -4.7 -1.7 | 60 18 -15.4 -8.8 57 47 21031 105 15 -14.5 3.9 | 83 25 -25.1 -3.2 58 44 21336 125 13 -10.6 7.5 | 91 21 -21.3 0.4 59 42 21641 150 8 -4.0 6.9 | 89 15 -14.7 -0.1 60 40 21946 195 13 3.4 12.6 | 127 9 -7.3 5.5 61 38 22250 300 5 4.3 -2.5 | 33 11 -6.3 -9.6 62 36 22555 30 5 -2.5 -4.3 | 49 17 -13.2 -11.4 63 35 22860 50 6 -4.6 -3.9 | 54 19 -15.2 -10.9 64 33 23165 35 7 -4.0 -5.7 | 49 19 -14.7 -12.8 65 31 23470 25 8 -3.4 -7.3 | 44 20 -14.0 -14.3 66 30 23750 40 22 -14.1 -16.9 | 46 34 -24.8 -23.9 67 30 23774 10 15 -2.6 -14.8 | 31 26 -13.3 -21.8 68 27 24384 60 22 -19.1 -11.0 | 59 35 -29.7 -18.1 69 26 24689 65 12 -10.9 -5.1 | 61 25 -21.5 -12.1 70 25 24994 95 19 -18.9 1.7 | 80 30 -29.6 -5.4 71 24 25298 85 18 -17.9 -1.6 | 73 30 -28.6 -8.6 72 22 25603 110 18 -16.9 6.2 | 88 28 -27.6 -0.9 73 21 25908 85 26 -25.9 -2.3 | 76 38 -36.6 -9.3 74 20 26213 190 7 1.2 6.9 | 89 9 -9.4 -0.2 75 20 26360 75 31 -29.9 -8.0 | 70 43 -40.6 -15.1 76 19 26518 70 26 -24.4 -8.9 | 66 39 -35.1 -16.0 77 18 26822 75 32 -30.9 -8.3 | 70 44 -41.6 -15.3 78 16 27127 85 28 -27.9 -2.4 | 76 40 -38.5 -9.5 79 15 27432 95 33 -32.9 2.9 | 85 44 -43.5 -4.2 80 14 27737 85 22 -21.9 -1.9 | 75 34 -32.6 -9.0 Wind Parameters Mean winds (0-6000m): 206.5 at 17.0 knts Storm direction: 236.5 at 12.8 knts Shear (0-3000m) pos: 2.7 neg: 0.4 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -15.4 deg Storm rel helicity (0-3000m) pos: 73.7 neg: -62.9 tot: 10.8 m^2/s^2 ave: 3.6 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 7.4 stream: -0.2 10^-3/s Energy-Hel index: 0.33 Bulk Rich Number: 12.58 Bulk Shear: 57.14 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 ------------------------------------------------------------------------------- 500 126 15 95 23| 9.7 0.0 9.7| 48.1 -3.2 44.9 89.8 0.74| 10.8 8.0 1000 132 17 100 23| 5.6 0.0 5.6| 73.0 -3.2 69.8 69.8 0.62| 9.5 5.9 1500 135 17 103 24| 3.7 0.9 4.6| 73.0 -15.5 57.5 38.3 0.44| 7.5 3.3 2000 134 17 101 23| 1.9 0.7 2.5| 73.5 -38.5 35.0 17.5 0.20| 7.4 1.5 2500 135 15 99 21| 2.1 0.5 2.7| 73.7 -56.4 17.3 6.9 0.04| 7.6 0.3 3000 138 13 98 20| 2.7 0.4 3.1| 73.7 -62.9 10.8 3.6 -0.02| 7.4 -0.2 4000 152 12 103 17| 2.7 0.3 3.0| 77.7 -65.1 12.5 3.1 -0.04| 7.1 -0.3 5000 178 14 120 13| 2.9 1.0 3.8| 89.4 -71.2 18.2 3.6 -0.06| 7.3 -0.5 6000 206 17 160 9| 3.1 1.1 4.1|142.9-131.2 11.7 1.9 -0.05| 8.4 -0.4 Wrote GIF file: /home/apache/climate/data/raob//TNCM/skewt/TNCM.skewt.20250418.12.gif