UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042712.upa.cvt Date: 1200Z 27 APR 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 27 APR 25 Station: SBTS WMO ident: 82026 Latitude: 2.23 Longitude: -55.95 Elevation: 344.00 ------------------------------------------------------------------------------- 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 973 344 23.8 22.4 92 1.4 22.8 320 1 299.3 302.5 296.9 351.3 17.80 2 925 790 20.4 19.7 96 0.7 19.9 50 18 300.2 303.1 295.8 346.5 15.81 3 906 970 19.2 19.0 99 0.2 19.1 48 19 300.7 303.5 295.7 346.0 15.44 4 850 1519 17.4 15.7 90 1.7 16.3 30 18 304.4 306.8 295.3 344.1 13.32 5 715 2984 10.6 8.0 84 2.6 9.0 24 10 312.3 314.1 294.7 341.5 9.46 6 704 3113 11.0 6.0 71 5.0 8.0 15 10 314.2 315.8 294.4 340.2 8.36 7 700 3161 10.8 4.8 66 6.0 7.2 15 10 314.4 315.9 294.0 338.6 7.73 8 688 3305 10.0 3.0 62 7.0 6.0 29 11 315.1 316.4 293.6 336.9 6.92 9 586 4618 1.0 0.4 96 0.6 0.7 85 16 319.4 320.7 294.6 341.0 6.74 10 500 5880 -5.7 -5.7 100 0.0 -5.7 80 24 326.1 327.1 295.0 342.7 5.01 11 499 5896 -5.7 -5.7 100 0.0 -5.7 80 24 326.3 327.3 295.0 342.9 5.02 12 431 7031 -11.7 -12.5 94 0.8 -12.1 80 15 332.6 333.3 295.3 344.3 3.40 13 423 7175 -11.9 -15.6 74 3.7 -13.3 77 18 334.1 334.7 295.1 343.5 2.68 14 400 7600 -15.3 -17.3 85 2.0 -16.0 95 21 335.1 335.6 295.2 343.8 2.46 15 381 7966 -18.1 -19.2 91 1.1 -18.4 104 22 336.1 336.6 295.3 343.9 2.20 16 371 8165 -18.5 -21.3 79 2.8 -19.4 97 24 338.1 338.5 295.5 344.9 1.88 17 363 8328 -18.7 -24.7 59 6.0 -20.4 95 26 340.0 340.3 295.6 345.2 1.42 18 340 8813 -22.7 -25.9 75 3.2 -23.5 98 33 341.0 341.3 295.7 346.0 1.36 19 300 9720 -29.5 -35.5 56 6.0 -30.5 105 34 343.8 343.9 295.8 346.2 0.62 20 250 11000 -39.9 -48.9 38 9.0 -40.6 105 34 346.7 346.8 296.1 347.5 0.18 21 247 11082 -40.5 -49.5 37 9.0 -41.2 105 34 347.0 347.1 296.1 347.8 0.17 22 228 11620 -45.5 -51.5 51 6.0 -45.9 112 32 347.5 347.5 296.2 348.1 0.15 23 209 12194 -49.9 -58.9 34 9.0 -50.2 124 28 349.3 349.3 296.5 349.6 0.06 24 200 12480 -51.3 -68.3 11 17.0 -51.7 130 26 351.5 351.5 297.0 351.6 0.02 25 197 12578 -51.9 -70.9 8 19.0 -52.2 131 26 352.1 352.1 297.1 352.2 0.01 26 150 14280 -66.7 -76.7 23 10.0 -66.8 110 15 355.2 355.2 297.7 355.2 0.01 27 139 14735 -70.7 -76.7 41 6.0 -70.7 109 14 356.0 356.0 297.9 356.0 0.01 28 100 16630 -82.1 -88.1 35 6.0 -82.1 95 21 369.1 369.1 300.4 369.1 0.00 29 95 16916 -83.5 -88.5 41 5.0 -83.5 85 26 371.8 371.8 300.9 371.8 0.00 30 88 17342 -84.1 -89.1 41 5.0 -84.1 108 33 378.8 378.8 302.1 378.8 0.00 31 84 17600 -83.9 -89.9 34 6.0 -83.9 118 39 384.3 384.3 302.9 384.3 0.00 32 81 17805 -77.3 -87.3 19 10.0 -77.3 120 36 401.9 401.9 305.5 401.9 0.00 33 73 18412 -71.1 -89.1 5 18.0 -71.2 218 21 427.1 427.1 308.5 427.1 0.00 34 70 18660 -71.9 -88.9 6 17.0 -72.0 275 29 430.6 430.6 308.9 430.6 0.00 35 68 18830 -72.5 -89.5 6 17.0 -72.6 275 32 432.9 432.9 309.1 432.9 0.00 36 65 19097 -69.5 -89.5 4 20.0 -69.6 275 36 445.0 445.0 310.4 445.0 0.00 37 56 19981 -70.9 -89.9 4 19.0 -71.0 259 37 461.2 461.2 311.9 461.2 0.00 38 50 20660 -65.5 -89.5 2 24.0 -65.8 260 26 489.1 489.1 314.1 489.1 0.00 39 49 20783 -65.1 -89.1 2 24.0 -65.4 256 25 492.9 492.9 314.4 492.9 0.00 40 39 22167 -67.1 -90.1 2 23.0 -67.4 293 25 521.1 521.1 316.4 521.1 0.00 41 32 23376 -61.9 -89.9 1 28.0 -62.6 301 18 565.4 565.4 318.9 565.4 0.00 TRP 95 16916 -83.5 -88.5 41 5.0 -83.5 85 26 371.8 371.8 300.9 371.8 0.00 WND Sounding variables and indices 1000-500 mb thick: 5771.00 m Freezing level: 573.16 mb = 4806.53 m = 15769.25 ft Wetbulb zero: 577.05 mb = 4740.49 m = 15552.60 ft Precipitable water: 2.14 inches Sfc-500 mean rel hum: 88.12 % Est. max temperature: 30.32 C = 86.58 F Sfc-Lift cond lev (LCL): 953.70 mb = 520.64 m = 1708.12 ft T: 22.45 C 700-500 lapse rate: 6.07 C/km ThetaE index: 14.39 C Layer 925.0- 586.0 mb Conv cond level (CCL): 911.94 mb = 913.12 m = 2995.77 ft Mean mixing ratio: 15.90 g/kg Conv temperature: 25.06 C = 77.10 F Cap Strength: 1.00 C Lifted Index: -1.74 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.36 C Lifted Index @700 mb: 1.00 C Showalter Index: -0.56 C Risk: Thunderstorms probable Total Totals Index: 44.50 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.10 C Cross Totals Index: 21.40 C K Index: 32.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 248.40 Risk: None Energy Index: -0.35 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 216.05 J/kg Max Up Vert Vel: 20.79 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.98 C Lift Cond Lev (LCL): 912.05 mb = 912.02 m = 2992.15 ft Lev Free Conv (LFC): 907.05 mb = 959.61 m = 3148.29 ft Equ Level (EL): 877.05 mb = 1249.24 m = 4098.51 ft B at Equ Level: 13.64 J/kg Max Parcel Lev (MPL): 697.05 mb = 3196.13 m = 10485.87 ft Wind level data Storm motion: 97 at 12 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 ---------------------------------------------------------- 0 973 344 320 1 0.6 -0.8 | 280 13 12.3 -2.2 1 944 610 50 13 -10.0 -8.4 | 350 10 1.7 -9.8 2 925 790 50 18 -13.8 -11.6 | 9 13 -2.1 -13.0 3 912 914 50 19 -14.6 -12.2 | 12 14 -2.9 -13.6 4 850 1519 30 18 -9.0 -15.6 | 351 17 2.7 -17.0 5 849 1524 30 18 -9.0 -15.6 | 351 17 2.7 -17.0 6 790 2134 70 11 -10.3 -3.8 | 346 5 1.3 -5.2 7 762 2438 100 10 -9.8 1.7 | 260 2 1.8 0.3 8 709 3048 15 10 -2.6 -9.7 | 321 14 9.1 -11.1 9 700 3161 15 10 -2.6 -9.7 | 321 14 9.1 -11.1 10 658 3658 65 13 -11.8 -5.5 | 1 7 -0.1 -6.9 11 610 4267 55 17 -13.9 -9.8 | 11 11 -2.3 -11.2 12 588 4572 85 16 -15.9 -1.4 | 57 5 -4.3 -2.8 13 525 5486 100 21 -20.7 3.6 | 104 9 -9.0 2.2 14 506 5791 85 26 -25.9 -2.3 | 76 15 -14.2 -3.7 15 500 5880 80 24 -23.6 -4.2 | 65 13 -12.0 -5.6 16 486 6096 80 21 -20.7 -3.6 | 61 10 -9.0 -5.1 17 467 6401 75 19 -18.4 -4.9 | 47 9 -6.7 -6.3 18 432 7010 80 15 -14.8 -2.6 | 38 5 -3.1 -4.0 19 415 7315 75 20 -19.3 -5.2 | 49 10 -7.7 -6.6 20 400 7600 95 21 -20.9 1.8 | 93 9 -9.3 0.4 21 383 7925 105 22 -21.3 5.7 | 114 10 -9.6 4.3 22 367 8230 95 25 -24.9 2.2 | 93 13 -13.2 0.8 23 324 9144 100 38 -37.4 6.6 | 101 26 -25.8 5.2 24 300 9720 105 34 -32.8 8.8 | 109 22 -21.2 7.4 25 262 10668 115 32 -29.0 13.5 | 125 21 -17.3 12.1 26 250 11000 105 34 -32.8 8.8 | 109 22 -21.2 7.4 27 240 11278 105 34 -32.8 8.8 | 109 22 -21.2 7.4 28 200 12480 130 26 -19.9 16.7 | 152 17 -8.2 15.3 29 181 13106 135 28 -19.8 19.8 | 156 20 -8.1 18.4 30 156 14021 130 14 -10.7 9.0 | 187 8 0.9 7.6 31 150 14280 110 15 -14.1 5.1 | 147 4 -2.4 3.7 32 141 14630 110 15 -14.1 5.1 | 147 4 -2.4 3.7 33 127 15240 105 10 -9.7 2.6 | 239 2 2.0 1.2 34 121 15545 260 11 10.8 1.9 | 269 23 22.5 0.5 35 109 16154 255 10 9.7 2.6 | 267 21 21.3 1.2 36 103 16459 240 10 8.7 5.0 | 260 21 20.3 3.6 37 100 16630 95 21 -20.9 1.8 | 93 9 -9.3 0.4 38 98 16764 95 18 -17.9 1.6 | 91 6 -6.3 0.2 39 95 16916 85 26 -25.9 -2.3 | 76 15 -14.2 -3.7 40 92 17069 85 26 -25.9 -2.3 | 76 15 -14.2 -3.7 41 88 17374 110 33 -31.0 11.3 | 117 22 -19.3 9.9 42 83 17678 120 41 -35.5 20.5 | 129 31 -23.8 19.1 43 79 17983 120 31 -26.8 15.5 | 133 21 -15.2 14.1 44 75 18288 170 15 -2.6 14.8 | 214 16 9.1 13.4 45 71 18593 280 28 27.6 -4.9 | 279 40 39.2 -6.3 46 70 18660 275 29 28.9 -2.5 | 276 41 40.6 -3.9 47 61 19507 275 43 42.8 -3.7 | 275 55 54.5 -5.2 48 55 20117 255 35 33.8 9.1 | 260 46 45.5 7.7 49 52 20422 265 24 23.9 2.1 | 269 36 35.6 0.7 50 50 20660 260 26 25.6 4.5 | 265 37 37.3 3.1 51 49 20726 255 25 24.1 6.5 | 262 36 35.8 5.1 52 43 21336 285 23 22.2 -6.0 | 282 35 33.9 -7.4 53 34 22555 305 28 22.9 -16.1 | 297 39 34.6 -17.5 54 31 22860 300 14 12.1 -7.0 | 289 25 23.8 -8.4 55 30 23165 230 11 8.4 7.1 | 254 21 20.1 5.7 56 28 23470 225 23 16.3 16.3 | 242 32 27.9 14.9 Wind Parameters Mean winds (0-6000m): 66.9 at 15.7 knts Storm direction: 96.9 at 11.8 knts Shear (0-3000m) pos: 2.6 neg: 2.5 tot: 5.0 10-3/s Storm rel Dir Shear (0-3000m): 52.5 deg Storm rel helicity (0-3000m) pos: 79.5 neg: -34.0 tot: 45.5 m^2/s^2 ave: 15.2 10^-3 m/s^2 rel: 0.23 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 2.5 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 44.19 Bulk Shear: 4.89 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 49 11 340 9| 19.0 0.0 19.0| 62.7 0.0 62.7 125.4 0.91| 22.3 20.2 1000 46 15 356 12| 9.5 2.3 11.8| 63.0 -15.1 47.9 47.9 0.60| 13.7 8.2 1500 43 16 355 13| 5.5 1.6 7.1| 68.1 -21.4 46.7 31.1 0.46| 11.9 5.4 2000 47 15 355 12| 3.8 1.2 5.0| 68.1 -25.0 43.1 21.6 0.29| 11.3 3.3 2500 51 14 354 10| 3.1 2.6 5.6| 70.0 -26.8 43.2 17.3 0.25| 11.4 2.9 3000 47 13 349 11| 2.6 2.5 5.0| 79.5 -34.0 45.5 15.2 0.23| 11.0 2.5 4000 50 13 352 10| 3.1 1.9 4.9| 98.5 -34.0 64.5 16.1 0.29| 9.9 2.8 5000 60 14 5 9| 3.3 1.5 4.8|115.3 -34.0 81.3 16.3 0.35| 9.2 3.2 6000 67 16 20 8| 2.8 1.9 4.6|116.6 -67.9 48.8 8.1 0.20| 9.0 1.8 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20250427.12.gif