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 TNCM... Searching the city database file for: TNCM ... Date:1800Z 15 AUG 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 31.6 25.6 71 6.0 27.0 20 11 303.8 307.7 299.8 366.0 20.86 1 1004 74 28.8 22.8 70 6.0 24.4 301.6 304.9 297.4 353.7 17.67 2 1000 111 28.2 22.2 70 6.0 23.9 20 13 301.4 304.5 297.0 351.7 17.09 3 999 120 28.6 22.6 70 6.0 24.2 301.8 305.1 297.4 353.6 17.54 4 925 799 22.8 19.4 81 3.4 20.4 40 13 302.6 305.5 296.3 348.5 15.51 5 850 1531 17.8 16.6 93 1.2 17.0 45 15 304.8 307.4 296.0 346.9 14.12 6 709 3063 9.6 9.0 96 0.6 9.2 312.0 313.9 295.1 343.5 10.22 7 700 3169 9.2 8.5 95 0.7 8.8 40 14 312.7 314.6 295.2 343.6 10.01 8 667 3568 8.0 5.1 82 2.9 6.3 315.7 317.3 294.7 341.7 8.29 9 619 4180 4.6 3.2 91 1.4 3.8 318.6 320.1 295.1 343.4 7.81 10 594 4515 2.6 0.5 86 2.1 1.4 320.0 321.4 294.7 341.5 6.70 11 574 4791 0.8 0.1 95 0.7 0.4 321.1 322.4 295.0 342.8 6.73 12 500 5890 -4.3 -21.3 25 17.0 -9.9 55 11 327.8 328.1 292.4 332.7 1.40 13 498 5922 -4.3 -23.3 21 19.0 -10.4 328.2 328.4 292.3 332.3 1.17 14 478 6244 -6.9 -9.9 79 3.0 -8.2 328.8 329.6 294.7 341.6 3.77 15 453 6664 -8.3 -40.3 6 32.0 -14.7 332.2 332.2 292.6 333.1 0.25 16 400 7620 -15.3 -39.3 11 24.0 -19.7 35 6 335.1 335.2 293.4 336.3 0.32 17 385 7906 -17.1 -33.1 24 16.0 -20.5 336.4 336.5 294.0 338.7 0.61 18 337 8886 -24.3 -50.3 7 26.0 -27.2 339.7 339.7 294.3 340.1 0.11 19 300 9720 -30.3 -46.3 19 16.0 -32.0 105 14 342.7 342.7 295.1 343.5 0.20 20 268 10518 -36.3 -38.4 81 2.1 -36.5 345.2 345.3 296.0 347.2 0.52 21 250 11000 -39.9 -44.9 59 5.0 -40.4 95 29 346.7 346.8 296.1 347.9 0.28 22 213 12071 -49.3 -57.3 39 8.0 -49.6 348.4 348.4 296.3 348.7 0.08 23 202 12416 -52.3 -58.3 48 6.0 -52.5 349.0 349.0 296.5 349.3 0.07 24 200 12480 -52.9 -58.9 48 6.0 -53.1 120 26 349.0 349.0 296.5 349.3 0.07 25 176 13291 -59.3 -69.3 26 10.0 -59.5 351.5 351.5 297.0 351.6 0.02 26 150 14270 -67.9 -73.9 42 6.0 -67.9 160 12 353.1 353.1 297.3 353.2 0.01 27 133 14984 -73.5 -76.7 61 3.2 -73.5 355.5 355.5 297.8 355.5 0.01 28 116 15774 -78.9 -82.8 53 3.9 -78.9 359.7 359.7 298.7 359.7 0.00 29 114 15873 -79.3 -82.9 55 3.6 -79.3 90 22 360.7 360.7 298.8 360.8 0.00 30 109 16128 -78.9 -81.7 63 2.8 -78.9 366.1 366.1 299.9 366.2 0.00 31 108 16180 -79.1 -81.7 65 2.6 -79.1 366.7 366.7 300.0 366.8 0.00 32 104 16395 -78.1 -80.3 70 2.2 -78.1 372.6 372.6 301.0 372.7 0.01 33 102 16506 -77.5 -80.5 62 3.0 -77.5 375.9 375.9 301.6 375.9 0.01 34 100 16620 -77.7 -81.2 57 3.5 -77.7 100 28 377.6 377.6 301.9 377.6 0.01 35 98 16736 -77.7 -81.8 51 4.1 -77.7 379.8 379.8 302.2 379.8 0.01 36 94 16974 -77.9 -81.2 59 3.3 -77.9 384.0 384.0 302.9 384.0 0.01 37 92 17097 -77.7 -81.3 56 3.6 -77.7 386.7 386.7 303.3 386.7 0.01 38 89 17287 -76.1 -79.4 59 3.3 -76.1 393.6 393.6 304.3 393.6 0.01 39 77 18135 -70.1 -89.1 5 19.0 -70.2 422.7 422.7 308.0 422.7 0.00 40 70 18700 -71.5 -90.5 4 19.0 -71.6 75 27 431.4 431.4 309.0 431.4 0.00 41 66 19048 -71.1 -90.1 4 19.0 -71.2 439.6 439.6 309.8 439.6 0.00 42 63 19324 -71.3 -90.3 4 19.0 -71.4 445.1 445.1 310.4 445.1 0.00 43 50 20710 -65.7 -88.7 3 23.0 -66.0 115 38 488.7 488.7 314.1 488.7 0.00 44 31 23672 -56.3 -85.3 1 29.0 -57.6 585.6 585.6 319.9 585.7 0.01 45 30 23880 -56.5 -85.5 1 29.0 -57.9 85 43 590.6 590.6 320.2 590.7 0.01 46 27 24548 -56.7 -86.7 1 30.0 -58.2 608.1 608.1 321.0 608.2 0.01 47 21 26163 -50.9 -82.9 1 32.0 -54.0 670.9 671.0 323.4 671.1 0.02 TRP 114 15873 -79.3 -82.9 55 3.6 -79.3 90 22 360.7 360.7 298.8 360.8 0.00 WND 20 90 63 Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 562.39 mb = 4963.65 m = 16284.74 ft Wetbulb zero: 570.93 mb = 4833.96 m = 15859.25 ft Precipitable water: 2.30 inches Sfc-500 mean rel hum: 82.53 % Est. max temperature: 32.27 C = 90.09 F Sfc-Lift cond lev (LCL): 927.64 mb = 773.88 m = 2538.94 ft T: 23.01 C 700-500 lapse rate: 4.96 C/km ThetaE index: 14.38 C Layer 1004.0- 999.0 mb Conv cond level (CCL): 876.22 mb = 1267.99 m = 4160.02 ft Mean mixing ratio: 16.58 g/kg Conv temperature: 31.82 C = 89.28 F Cap Strength: 1.04 C Lifted Index: -1.86 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.66 C Lifted Index @700 mb: -1.78 C Showalter Index: -0.22 C Risk: Thunderstorms probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 20.90 C K Index: 38.00 Risk: > 80 % chance of thunderstorms Sweat Index: 240.20 Risk: None Energy Index: -2.77 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 840.39 J/kg Max Up Vert Vel: 41.00 m/s Conv Inhibition (B-): 12.93 J/kg Cap Strength: 1.49 C Lift Cond Lev (LCL): 898.26 mb = 1052.92 m = 3454.40 ft Lev Free Conv (LFC): 853.26 mb = 1497.84 m = 4914.10 ft Equ Level (EL): 173.26 mb = 13386.88 m = 43919.68 ft B at Equ Level: 835.66 J/kg Max Parcel Lev (MPL): 93.26 mb = 17018.87 m = 55835.52 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 20 31396 90 63 -63.0 0.0 1 1011 9 20 11 -3.8 -10.3 2 1000 111 20 13 -4.4 -12.2 3 978 305 20 14 -4.8 -13.2 4 945 610 30 15 -7.5 -13.0 5 925 799 40 13 -8.4 -10.0 6 913 914 40 13 -8.4 -10.0 7 881 1219 55 13 -10.6 -7.5 8 850 1531 45 15 -10.6 -10.6 9 821 1829 30 15 -7.5 -13.0 10 791 2134 45 16 -11.3 -11.3 11 763 2438 50 17 -13.0 -10.9 12 736 2743 40 17 -10.9 -13.0 13 700 3169 40 14 -9.0 -10.7 14 659 3658 25 14 -5.9 -12.7 15 611 4267 20 10 -3.4 -9.4 16 567 4877 10 11 -1.9 -10.8 17 506 5791 90 9 -9.0 0.0 18 500 5890 55 11 -9.0 -6.3 19 487 6096 80 11 -10.8 -1.9 20 450 6706 40 18 -11.6 -13.8 21 400 7620 35 6 -3.4 -4.9 22 400 7620 35 11 -6.3 -9.0 23 325 9144 60 6 -5.2 -3.0 24 300 9720 105 14 -13.5 3.6 25 286 10058 120 17 -14.7 8.5 26 262 10668 100 27 -26.6 4.7 27 250 11000 95 29 -28.9 2.5 28 229 11582 90 28 -28.0 0.0 29 209 12192 110 23 -21.6 7.9 30 200 12480 120 26 -22.5 13.0 31 181 13106 130 27 -20.7 17.4 32 164 13716 115 18 -16.3 7.6 33 150 14270 160 12 -4.1 11.3 34 141 14630 170 12 -2.1 11.8 35 127 15240 115 18 -16.3 7.6 36 114 15873 90 22 -22.0 0.0 37 103 16459 95 32 -31.9 2.8 38 100 16620 100 28 -27.6 4.9 39 93 17069 100 29 -28.6 5.0 40 88 17374 85 20 -19.9 -1.7 41 83 17678 60 29 -25.1 -14.5 42 79 17983 90 40 -40.0 0.0 43 75 18288 80 29 -28.6 -5.0 44 70 18700 75 27 -26.1 -7.0 45 68 18898 90 32 -32.0 0.0 46 64 19202 85 28 -27.9 -2.4 47 61 19507 80 34 -33.5 -5.9 48 58 19812 90 31 -31.0 0.0 49 55 20117 95 41 -40.8 3.6 50 50 20710 115 38 -34.4 16.1 51 50 20726 110 27 -25.4 9.2 52 47 21031 120 34 -29.4 17.0 53 45 21336 105 34 -32.8 8.8 54 41 21946 85 39 -38.9 -3.4 55 39 22250 95 47 -46.8 4.1 56 37 22555 95 44 -43.8 3.8 57 35 22860 100 52 -51.2 9.0 58 34 23165 100 45 -44.3 7.8 59 32 23470 105 44 -42.5 11.4 60 31 23774 85 37 -36.9 -3.2 61 30 23880 85 43 -42.8 -3.7 62 29 24079 85 44 -43.8 -3.8 63 28 24384 90 38 -38.0 0.0 64 26 24689 85 49 -48.8 -4.3 65 24 25298 95 49 -48.8 4.3 66 22 25908 95 58 -57.8 5.1 67 21 26213 90 63 -63.0 0.0 68 20 26490 85 60 -59.8 -5.2 69 20 26518 85 57 -56.8 -5.0 70 18 26822 90 63 -63.0 0.0 Wind Parameters Energy-Hel index: -52.52 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: TNCM.skewt.18.GIF