UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for TNCM... Searching the city database file for: TNCM ... Date:0000Z 26 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 1011 9 27.0 24.1 84 2.9 24.9 90 7 299.2 302.7 297.7 354.8 19.02 1 1003 79 26.4 22.2 78 4.2 23.4 79 8 299.3 302.4 296.4 349.0 17.03 2 1000 105 26.2 22.1 78 4.1 23.2 75 9 299.4 302.4 296.4 348.9 16.98 3 977 310 24.4 21.0 81 3.4 22.0 100 9 299.5 302.5 296.0 346.9 16.23 4 968 391 24.0 19.8 77 4.2 21.1 101 9 299.9 302.7 295.4 344.3 15.19 5 925 787 21.0 18.2 84 2.8 19.1 90 9 300.8 303.4 295.0 342.9 14.36 6 863 1385 17.0 15.1 89 1.9 15.7 103 7 302.6 305.0 294.3 340.0 12.61 7 850 1515 16.4 14.0 86 2.4 14.8 105 6 303.3 305.5 294.0 338.7 11.91 8 838 1636 16.2 13.6 85 2.6 14.5 109 6 304.4 306.5 294.2 339.4 11.76 9 760 2462 11.4 9.8 90 1.6 10.4 104 5 307.8 309.7 293.9 338.3 10.06 10 722 2890 9.6 6.2 79 3.4 7.6 90 5 310.4 311.9 293.3 335.8 8.27 11 700 3147 7.6 5.2 85 2.4 6.2 95 5 310.9 312.4 293.2 335.4 7.95 12 628 4034 2.6 2.6 100 0.0 2.6 334 1 315.0 316.4 293.9 338.1 7.37 13 580 4672 -1.9 -5.0 79 3.1 -3.4 209 12 317.0 317.9 292.2 331.6 4.55 14 558 4979 -3.3 -4.3 93 1.0 -3.8 237 13 318.8 319.8 293.0 334.9 4.99 15 530 5385 -6.9 -12.9 62 6.0 -9.2 247 20 319.3 319.8 291.2 328.1 2.67 16 525 5459 -6.7 -12.7 62 6.0 -9.1 249 21 320.4 320.9 291.6 329.5 2.74 17 517 5579 -6.3 -10.9 70 4.6 -8.2 248 21 322.3 322.9 292.5 333.0 3.22 18 500 5840 -7.7 -10.5 80 2.8 -8.9 240 16 323.7 324.3 293.1 335.1 3.44 19 479 6174 -9.5 -10.0 96 0.5 -9.7 235 15 325.4 326.2 293.8 337.9 3.74 20 400 7550 -16.9 -32.9 24 16.0 -20.3 235 36 333.0 333.1 293.1 335.3 0.60 21 383 7875 -19.3 -40.3 14 21.0 -22.7 233 39 334.0 334.1 293.1 335.2 0.30 22 364 8252 -21.5 -24.7 75 3.2 -22.4 231 44 336.0 336.3 294.6 341.1 1.42 23 304 9556 -30.9 -35.2 66 4.3 -31.6 221 56 340.5 340.7 295.0 342.9 0.63 24 300 9650 -31.7 -35.7 68 4.0 -32.3 220 56 340.7 340.8 295.0 343.0 0.61 25 295 9768 -32.7 -36.2 71 3.5 -33.2 221 56 340.9 341.0 295.1 343.2 0.59 26 275 10258 -35.9 -57.9 9 22.0 -37.2 224 53 343.2 343.2 295.1 343.4 0.06 27 250 10910 -41.7 -51.7 33 10.0 -42.3 240 55 344.1 344.1 295.4 344.6 0.13 28 225 11613 -47.3 -51.8 60 4.5 -47.5 238 60 346.0 346.0 295.9 346.6 0.14 29 200 12380 -52.9 -57.9 55 5.0 -53.1 235 66 349.0 349.0 296.5 349.3 0.08 30 199 12412 -53.1 -59.1 48 6.0 -53.3 235 66 349.2 349.2 296.5 349.5 0.07 31 175 13227 -60.5 -64.7 58 4.2 -60.6 235 70 350.1 350.1 296.7 350.2 0.04 32 168 13480 -62.5 -67.2 53 4.7 -62.6 235 74 350.9 350.9 296.8 351.0 0.03 33 165 13591 -63.4 -67.9 55 4.5 -63.5 235 78 351.1 351.1 296.9 351.2 0.02 34 155 13972 -66.7 -70.3 60 3.6 -66.7 243 74 351.9 351.9 297.1 352.0 0.02 35 150 14170 -68.3 -73.2 49 4.9 -68.4 250 71 352.4 352.4 297.2 352.5 0.01 36 134 14843 -70.7 -78.7 30 8.0 -70.8 250 61 359.7 359.7 298.7 359.7 0.01 37 123 15351 -71.3 -83.3 15 12.0 -71.3 248 54 367.5 367.6 300.1 367.6 0.00 38 103 16389 -75.9 -84.9 23 9.0 -75.9 231 48 377.9 377.9 301.9 377.9 0.00 39 100 16560 -76.1 -85.1 23 9.0 -76.2 245 35 380.7 380.7 302.3 380.7 0.00 40 95 16855 -76.9 -86.9 19 10.0 -76.9 239 35 384.8 384.8 303.0 384.8 0.00 41 90 17165 -77.5 -86.5 22 9.0 -77.5 240 35 389.6 389.6 303.7 389.6 0.00 42 86 17424 -78.5 -87.5 22 9.0 -78.5 255 33 392.6 392.6 304.2 392.6 0.00 43 85 17491 -78.5 -87.5 22 9.0 -78.5 256 32 393.9 394.0 304.3 394.0 0.00 44 84 17558 -78.5 -87.5 22 9.0 -78.5 256 31 395.3 395.3 304.6 395.3 0.00 45 77 18056 -76.3 -85.3 23 9.0 -76.3 263 25 409.8 409.8 306.5 409.8 0.00 46 71 18527 -73.3 -90.3 6 17.0 -73.3 348 15 425.8 425.8 308.4 425.8 0.00 47 70 18610 -73.5 -90.5 6 17.0 -73.6 15 11 427.1 427.1 308.5 427.1 0.00 48 66 18952 -74.5 -91.5 6 17.0 -74.6 3 10 432.2 432.2 309.1 432.2 0.00 49 50 20600 -65.1 -86.1 4 21.0 -65.4 190 18 490.1 490.1 314.2 490.1 0.00 50 43 21527 -62.1 -86.1 3 24.0 -62.6 282 9 519.1 519.1 316.2 519.1 0.01 51 40 21974 -63.3 -87.3 2 24.0 -63.8 20 13 526.9 526.9 316.7 526.9 0.00 52 30 23780 -54.7 -83.7 2 29.0 -56.3 85 21 595.5 595.5 320.4 595.6 0.01 53 27 24456 -53.7 -83.7 1 30.0 -55.6 107 17 616.5 616.6 321.3 616.6 0.01 54 27 24456 -53.5 -81.5 2 28.0 -55.5 107 17 617.1 617.1 321.4 617.2 0.02 TRP 86 17424 -78.5 -87.5 22 9.0 -78.5 255 33 392.6 392.6 304.2 392.6 0.00 WND 165 13591 -63.4 -67.9 55 4.5 -63.5 235 78 351.1 351.1 296.9 351.2 0.02 Sounding variables and indices 1000-500 mb thick: 5735.00 m Freezing level: 600.27 mb = 4402.76 m = 14444.56 ft Wetbulb zero: 607.14 mb = 4305.18 m = 14124.44 ft Precipitable water: 2.12 inches Sfc-500 mean rel hum: 84.71 % Est. max temperature: 30.54 C = 86.98 F Sfc-Lift cond lev (LCL): 969.76 mb = 374.96 m = 1230.18 ft T: 24.08 C 700-500 lapse rate: 5.68 C/km ThetaE index: 16.13 C Layer 1003.0- 838.0 mb Conv cond level (CCL): 890.12 mb = 1118.36 m = 3669.13 ft Mean mixing ratio: 15.49 g/kg Conv temperature: 29.61 C = 85.30 F Cap Strength: 1.03 C Lifted Index: -3.09 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -0.78 C Lifted Index @700 mb: -1.74 C Showalter Index: -0.34 C Risk: Thunderstorms probable Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 21.70 C K Index: 35.70 Risk: > 80 % chance of thunderstorms Sweat Index: 196.00 Risk: None Energy Index: -0.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 626.15 J/kg Max Up Vert Vel: 35.39 m/s Conv Inhibition (B-): 13.91 J/kg Cap Strength: 1.03 C Lift Cond Lev (LCL): 913.04 mb = 899.19 m = 2950.05 ft Lev Free Conv (LFC): 868.04 mb = 1334.96 m = 4379.73 ft Equ Level (EL): 268.04 mb = 10433.13 m = 34229.01 ft B at Equ Level: 624.79 J/kg Max Parcel Lev (MPL): 128.04 mb = 15113.01 m = 49582.77 ft Wind level data Storm motion: 204 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 1011 9 90 7 -7.0 0.0 | 58 11 -9.6 -5.9 1 1000 105 75 9 -8.7 -2.3 | 54 14 -11.3 -8.2 2 977 305 100 9 -8.9 1.6 | 69 12 -11.4 -4.3 3 944 610 105 8 -7.7 2.1 | 70 11 -10.3 -3.8 4 925 787 90 9 -9.0 0.0 | 63 13 -11.6 -5.9 5 911 914 95 8 -8.0 0.7 | 64 12 -10.5 -5.2 6 880 1219 100 8 -7.9 1.4 | 67 11 -10.4 -4.5 7 850 1515 105 6 -5.8 1.6 | 63 9 -8.4 -4.3 8 819 1829 115 6 -5.4 2.5 | 67 9 -8.0 -3.3 9 790 2134 135 5 -3.5 3.5 | 69 7 -6.1 -2.3 10 762 2438 105 5 -4.8 1.3 | 58 9 -7.4 -4.6 11 734 2743 95 4 -4.0 0.3 | 50 9 -6.5 -5.5 12 708 3048 85 6 -6.0 -0.5 | 53 11 -8.5 -6.4 13 700 3147 95 5 -5.0 0.4 | 54 9 -7.5 -5.4 14 657 3658 90 7 -7.0 0.0 | 58 11 -9.6 -5.9 15 632 3962 0 0 -0.0 -0.0 | 24 6 -2.6 -5.9 16 609 4267 210 4 2.0 3.5 | 13 2 -0.6 -2.4 17 586 4572 200 12 4.1 11.3 | 196 6 1.5 5.4 18 564 4877 235 11 9.0 6.3 | 266 6 6.5 0.4 19 523 5486 250 22 20.7 7.5 | 265 18 18.1 1.7 20 500 5840 240 16 13.9 8.0 | 259 11 11.3 2.1 21 484 6096 235 14 11.5 8.0 | 256 9 8.9 2.2 22 412 7315 240 34 29.4 17.0 | 247 29 26.9 11.1 23 400 7550 235 36 29.5 20.6 | 241 31 26.9 14.8 24 396 7620 235 35 28.7 20.1 | 241 30 26.1 14.2 25 322 9144 225 57 40.3 40.3 | 228 51 37.7 34.4 26 300 9650 220 56 36.0 42.9 | 222 50 33.4 37.0 27 271 10363 225 53 37.5 37.5 | 228 47 34.9 31.6 28 259 10668 240 54 46.8 27.0 | 244 49 44.2 21.1 29 250 10910 240 55 47.6 27.5 | 244 50 45.1 21.6 30 200 12380 235 66 54.1 37.9 | 238 61 51.5 32.0 31 170 13411 235 71 58.2 40.7 | 238 66 55.6 34.9 32 165 13591 235 78 63.9 44.7 | 238 73 61.3 38.9 33 162 13716 235 78 63.9 44.7 | 238 73 61.3 38.9 34 150 14170 250 71 66.7 24.3 | 254 67 64.2 18.4 35 125 15240 250 55 51.7 18.8 | 255 51 49.1 12.9 36 102 16459 230 48 36.8 30.9 | 234 42 34.2 25.0 37 100 16560 245 35 31.7 14.8 | 253 30 29.2 8.9 38 97 16764 240 35 30.3 17.5 | 247 30 27.8 11.6 39 92 17069 235 36 29.5 20.6 | 241 31 26.9 14.8 40 87 17374 250 33 31.0 11.3 | 259 29 28.4 5.4 41 86 17424 255 33 31.9 8.5 | 265 29 29.3 2.7 42 78 17983 260 24 23.6 4.2 | 275 21 21.1 -1.7 43 74 18288 270 28 28.0 -0.0 | 283 26 25.4 -5.9 44 70 18610 15 11 -2.8 -10.6 | 18 17 -5.4 -16.5 45 67 18898 360 12 -0.0 -12.0 | 8 18 -2.6 -17.9 46 63 19202 15 2 -0.5 -1.9 | 22 8 -3.1 -7.8 47 60 19507 295 6 5.4 -2.5 | 341 9 2.9 -8.4 48 57 19812 65 11 -10.0 -4.6 | 50 16 -12.5 -10.5 49 54 20117 100 6 -5.9 1.0 | 60 10 -8.5 -4.8 50 52 20422 180 21 0.0 21.0 | 170 15 -2.6 15.1 51 50 20600 190 18 3.1 17.7 | 183 12 0.6 11.9 52 49 20726 185 19 1.7 18.9 | 176 13 -0.9 13.1 53 44 21336 235 6 4.9 3.4 | 316 3 2.4 -2.4 54 40 21946 15 14 -3.6 -13.5 | 18 20 -6.2 -19.4 55 38 22250 50 7 -5.4 -4.5 | 37 13 -7.9 -10.4 56 37 22555 60 8 -6.9 -4.0 | 44 14 -9.5 -9.9 57 35 22860 55 14 -11.5 -8.0 | 45 20 -14.0 -13.9 58 33 23165 85 15 -14.9 -1.3 | 68 19 -17.5 -7.2 59 30 23774 80 25 -24.6 -4.3 | 69 29 -27.2 -10.2 60 30 23780 85 21 -20.9 -1.8 | 72 25 -23.5 -7.7 61 26 24384 115 16 -14.5 6.8 | 93 17 -17.1 0.9 Wind Parameters Mean winds (0-6000m): 173.6 at 8.5 knts Storm direction: 203.6 at 6.4 knts Shear (0-3000m) pos: 0.8 neg: 0.8 tot: 1.7 10-3/s Storm rel Dir Shear (0-3000m): -5.4 deg Storm rel helicity (0-3000m) pos: 17.5 neg: -14.7 tot: 2.8 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.00 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 0.0 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 37.65 Bulk Shear: 16.63 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 92 9 64 13| 2.3 0.0 2.3| 12.1 -3.0 9.1 18.2 0.35| 7.7 2.7 1000 95 9 65 12| 1.1 0.5 1.7| 13.1 -7.3 5.8 5.8 0.14| 5.9 0.8 1500 96 8 65 12| 0.9 0.4 1.3| 14.3 -9.2 5.1 3.4 0.09| 4.8 0.4 2000 100 8 65 11| 1.3 0.3 1.5| 16.6 -9.2 7.4 3.7 0.14| 4.2 0.6 2500 103 7 65 10| 1.0 0.7 1.7| 16.6 -12.9 3.7 1.5 0.02| 4.1 0.1 3000 102 7 64 10| 0.8 0.8 1.7| 17.5 -14.7 2.8 0.9 0.00| 3.8 0.0 4000 99 6 61 10| 0.7 1.0 1.6| 19.9 -32.3 -12.4 -3.1 -0.17| 4.3 -0.7 5000 119 7 72 9| 1.0 1.1 2.0| 29.6 -37.4 -7.8 -1.6 -0.10| 5.8 -0.6 6000 174 9 127 4| 1.6 0.5 2.0| 32.5 -44.1 -11.6 -1.9 -0.10| 6.3 -0.6 Wrote GIF file: /home/apache/climate/data/raob//TNCM/skewt/TNCM.skewt.20250426.00.gif