UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120212.upa.cvt Date: 1200Z 2 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 2 DEC 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 92 SFC 972 344 26.8 20.8 70 6.0 22.5 360 6 302.4 305.4 296.6 350.0 16.11 2 931 721 21.8 20.5 92 1.3 20.9 43 10 301.0 304.1 296.5 349.6 16.52 3 925 777 21.4 20.0 92 1.4 20.4 45 11 301.2 304.1 296.3 348.6 16.11 4 881 1199 19.2 17.1 88 2.1 17.8 65 13 303.1 305.7 295.5 344.8 14.06 5 875 1258 19.8 15.6 77 4.2 17.0 69 13 304.4 306.7 295.0 342.6 12.84 6 850 1508 18.0 14.9 82 3.1 15.9 95 11 305.0 307.3 295.0 342.8 12.64 7 804 1984 15.2 12.3 83 2.9 13.3 132 9 306.9 309.0 294.5 340.8 11.25 8 700 3152 10.6 3.6 62 7.0 6.5 80 5 314.2 315.6 293.4 336.5 7.10 9 682 3368 9.6 1.6 57 8.0 5.1 82 5 315.5 316.7 293.2 335.4 6.31 10 657 3677 8.6 -8.4 29 17.0 0.7 85 6 317.7 318.3 291.1 327.8 3.09 11 638 3918 6.2 0.2 65 6.0 2.9 87 6 317.7 318.8 293.6 337.1 6.10 12 609 4297 3.4 -2.6 65 6.0 0.3 91 7 318.7 319.7 293.2 335.4 5.19 13 588 4581 2.4 -10.6 38 13.0 -3.3 116 7 320.7 321.3 291.8 330.4 2.90 14 571 4817 0.4 -4.3 71 4.7 -2.0 136 7 321.1 322.1 293.6 337.0 4.87 15 551 5103 -0.9 -7.9 59 7.0 -4.1 161 7 322.8 323.6 293.2 335.5 3.83 16 515 5638 -4.7 -7.3 82 2.6 -5.9 209 7 324.6 325.4 294.0 338.8 4.30 17 505 5792 -5.1 -11.1 63 6.0 -7.7 223 7 325.9 326.5 293.5 336.8 3.25 18 500 5870 -5.9 -8.9 79 3.0 -7.2 230 7 325.8 326.6 294.0 338.9 3.90 19 498 5901 -6.1 -8.2 85 2.1 -7.1 231 7 326.0 326.8 294.3 339.8 4.14 20 480 6189 -7.9 -10.8 80 2.9 -9.1 248 5 327.2 327.9 294.1 339.0 3.50 21 447 6741 -9.7 -22.7 34 13.0 -13.7 298 5 331.7 332.0 293.4 336.6 1.38 22 441 6845 -10.3 -18.3 52 8.0 -13.1 307 5 332.2 332.6 294.1 339.4 2.05 23 438 6898 -10.3 -27.3 23 17.0 -15.0 312 5 332.8 333.0 293.4 336.2 0.93 24 401 7571 -15.3 -24.3 46 9.0 -17.9 13 5 334.9 335.1 294.3 339.7 1.33 25 400 7590 -15.3 -25.3 42 10.0 -18.1 15 5 335.1 335.4 294.2 339.6 1.22 26 396 7666 -15.3 -33.3 20 18.0 -19.3 16 5 336.1 336.2 293.9 338.3 0.58 27 387 7840 -16.3 -25.3 46 9.0 -18.8 17 5 337.0 337.2 294.7 341.6 1.26 28 377 8037 -17.3 -28.3 38 11.0 -20.1 18 6 338.2 338.4 294.8 341.8 0.98 29 315 9361 -27.9 -37.9 38 10.0 -29.5 324 9 341.3 341.4 295.1 343.1 0.46 30 300 9710 -31.1 -35.3 66 4.2 -31.7 285 8 341.5 341.7 295.3 344.0 0.63 31 299 9733 -31.3 -35.5 66 4.2 -32.0 283 8 341.6 341.7 295.3 344.0 0.62 32 286 10045 -33.1 -45.1 29 12.0 -34.4 262 9 343.4 343.4 295.4 344.3 0.24 33 265 10573 -36.9 -52.9 17 16.0 -38.1 240 10 345.4 345.4 295.7 345.8 0.11 34 263 10625 -37.3 -53.3 17 16.0 -38.4 240 10 345.6 345.6 295.7 346.0 0.10 35 250 10970 -40.5 -56.5 16 16.0 -41.4 240 10 345.9 345.9 295.8 346.2 0.07 36 221 11799 -48.1 -60.1 24 12.0 -48.5 240 11 346.6 346.6 295.9 346.8 0.05 37 200 12450 -53.9 -56.6 72 2.7 -54.0 225 11 347.4 347.4 296.1 347.8 0.09 38 193 12678 -55.5 -62.5 41 7.0 -55.6 222 12 348.4 348.4 296.3 348.6 0.04 39 177 13225 -60.3 -64.3 59 4.0 -60.4 213 14 349.3 349.3 296.5 349.4 0.04 40 164 13697 -63.9 -73.9 24 10.0 -64.0 210 11 350.9 350.9 296.8 351.0 0.01 41 158 13925 -65.9 -70.3 54 4.4 -66.0 229 9 351.3 351.3 296.9 351.4 0.02 42 150 14240 -67.3 -77.3 23 10.0 -67.4 260 7 354.2 354.2 297.5 354.2 0.01 43 149 14280 -67.5 -77.5 23 10.0 -67.5 233 6 354.5 354.5 297.6 354.5 0.01 44 136 14823 -72.1 -78.1 40 6.0 -72.1 245 20 355.7 355.7 297.8 355.8 0.01 45 100 16590 -81.1 -88.1 30 7.0 -81.1 285 20 371.0 371.0 300.8 371.0 0.00 46 85 17490 -87.1 -91.6 43 4.5 -87.1 150 12 376.5 376.5 301.7 376.5 0.00 47 72 18418 -77.1 -87.1 19 10.0 -77.1 9 16 416.1 416.1 307.3 416.1 0.00 48 70 18580 -77.3 -87.3 19 10.0 -77.3 315 12 419.0 419.0 307.6 419.0 0.00 49 65 19004 -78.5 -88.5 18 10.0 -78.6 313 16 425.4 425.4 308.3 425.4 0.00 50 50 20530 -71.1 -89.1 5 18.0 -71.2 80 30 475.9 475.9 313.1 476.0 0.00 51 47 20896 -70.7 -89.7 4 19.0 -70.8 80 37 485.4 485.4 313.9 485.4 0.00 52 41 21722 -62.5 -88.5 2 26.0 -63.0 95 47 525.2 525.2 316.6 525.2 0.00 53 38 22190 -63.1 -89.1 2 26.0 -63.6 95 41 535.2 535.2 317.2 535.2 0.00 54 31 23455 -59.1 -88.1 1 29.0 -60.1 105 50 578.1 578.1 319.6 578.1 0.01 55 30 23660 -59.5 -87.5 1 28.0 -60.4 90 53 582.4 582.4 319.8 582.5 0.01 56 24 25050 -60.5 -88.5 1 28.0 -61.6 99 58 617.9 617.9 321.4 618.0 0.01 57 20 26200 -54.3 -86.3 1 32.0 -56.6 95 70 670.0 670.0 323.4 670.0 0.01 58 18 26882 -49.8 -83.7 1 33.9 -53.6 100 77 704.8 704.8 324.6 704.9 0.02 59 17 27258 -47.3 -82.3 1 35.0 -52.1 100 77 724.3 724.3 325.2 724.5 0.03 TRP 85 17490 -87.1 -91.6 43 4.5 -87.1 150 12 376.5 376.5 301.7 376.5 0.00 WND 18 26882 -49.8 -83.7 1 33.9 -53.6 100 77 704.8 704.8 324.6 704.9 0.02 Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 564.85 mb = 4905.10 m = 16092.64 ft Wetbulb zero: 607.16 mb = 4321.87 m = 14179.19 ft Precipitable water: 1.81 inches Sfc-500 mean rel hum: 69.34 % Est. max temperature: 30.53 C = 86.95 F Sfc-Lift cond lev (LCL): 890.86 mb = 1102.72 m = 3617.81 ft T: 19.70 C 700-500 lapse rate: 6.07 C/km ThetaE index: 14.95 C Layer 804.0- 638.0 mb Conv cond level (CCL): 850.59 mb = 1502.06 m = 4927.96 ft Mean mixing ratio: 15.47 g/kg Conv temperature: 29.37 C = 84.87 F Cap Strength: 1.56 C Lifted Index: -2.17 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.53 C Lifted Index @700 mb: 0.62 C Showalter Index: -0.24 C Risk: Thunderstorms probable Total Totals Index: 44.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 20.80 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 207.80 Risk: None Energy Index: -0.80 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 286.46 J/kg Max Up Vert Vel: 23.94 m/s Conv Inhibition (B-): 49.74 J/kg Cap Strength: 1.33 C Lift Cond Lev (LCL): 886.69 mb = 1143.38 m = 3751.19 ft Lev Free Conv (LFC): 631.69 mb = 3999.41 m = 13121.28 ft Equ Level (EL): 201.69 mb = 12395.05 m = 40665.67 ft B at Equ Level: 284.41 J/kg Max Parcel Lev (MPL): 131.69 mb = 15007.86 m = 49237.78 ft Wind level data Storm motion: 125 at 5 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 ---------------------------------------------------------- 0 972 344 360 6 -0.0 -6.0 | 334 10 4.4 -9.1 1 943 610 40 9 -5.8 -6.9 | 8 10 -1.4 -10.0 2 925 777 45 11 -7.8 -7.8 | 17 11 -3.4 -10.8 3 910 914 65 15 -13.6 -6.3 | 44 13 -9.2 -9.4 4 879 1219 65 13 -11.8 -5.5 | 41 11 -7.4 -8.6 5 850 1508 95 11 -11.0 1.0 | 72 7 -6.6 -2.1 6 848 1524 105 10 -9.7 2.6 | 85 5 -5.3 -0.5 7 818 1829 120 11 -9.5 5.5 | 115 6 -5.1 2.4 8 789 2134 145 7 -4.0 5.7 | 188 3 0.4 2.7 9 762 2438 110 1 -0.9 0.3 | 308 4 3.5 -2.7 10 700 3152 80 5 -4.9 -0.9 | 7 4 -0.5 -3.9 11 610 4267 90 7 -7.0 0.0 | 40 4 -2.6 -3.1 12 500 5870 230 7 5.4 4.5 | 262 10 9.8 1.4 13 486 6096 240 5 4.3 2.5 | 274 9 8.7 -0.6 14 400 7590 15 5 -1.3 -4.8 | 338 8 3.1 -7.9 15 367 8230 20 6 -2.1 -5.6 | 345 9 2.4 -8.7 16 352 8534 20 11 -3.8 -10.3 | 357 13 0.6 -13.4 17 338 8839 20 11 -3.8 -10.3 | 357 13 0.6 -13.4 18 300 9710 285 8 7.7 -2.1 | 293 13 12.1 -5.1 19 273 10363 240 10 8.7 5.0 | 262 13 13.1 1.9 20 250 10970 240 10 8.7 5.0 | 262 13 13.1 1.9 21 228 11582 235 11 9.0 6.3 | 256 14 13.4 3.2 22 208 12192 250 10 9.4 3.4 | 269 14 13.8 0.4 23 200 12450 225 11 7.8 7.8 | 249 13 12.2 4.7 24 171 13411 210 15 7.5 13.0 | 230 16 11.9 9.9 25 163 13716 210 11 5.5 9.5 | 237 12 9.9 6.5 26 150 14240 260 7 6.9 1.2 | 279 11 11.3 -1.8 27 148 14326 200 4 1.4 3.8 | 263 6 5.8 0.7 28 140 14630 245 17 15.4 7.2 | 258 20 19.8 4.1 29 126 15240 245 29 26.3 12.3 | 253 32 30.7 9.2 30 108 16154 275 32 31.9 -2.8 | 279 37 36.3 -5.9 31 100 16590 285 20 19.3 -5.2 | 289 25 23.7 -8.2 32 97 16764 285 22 21.3 -5.7 | 289 27 25.7 -8.8 33 92 17069 285 10 9.7 -2.6 | 292 15 14.1 -5.7 34 87 17374 250 5 4.7 1.7 | 278 9 9.1 -1.4 35 85 17490 150 12 -6.0 10.4 | 168 7 -1.6 7.3 36 82 17678 180 10 0.0 10.0 | 212 8 4.4 6.9 37 78 17983 65 12 -10.9 -5.1 | 38 10 -6.5 -8.1 38 74 18288 55 20 -16.4 -11.5 | 39 19 -12.0 -14.5 39 70 18580 315 12 8.5 -8.5 | 312 17 12.9 -11.6 40 70 18593 80 11 -10.8 -1.9 | 52 8 -6.4 -5.0 41 66 18898 315 12 8.5 -8.5 | 312 17 12.9 -11.6 42 63 19202 310 24 18.4 -15.4 | 309 29 22.8 -18.5 43 60 19507 305 12 9.8 -6.9 | 305 17 14.2 -9.9 44 54 20117 15 11 -2.8 -10.6 | 353 14 1.6 -13.7 45 51 20422 85 13 -13.0 -1.1 | 64 10 -8.5 -4.2 46 50 20530 80 30 -29.5 -5.2 | 72 26 -25.1 -8.3 47 46 21031 80 39 -38.4 -6.8 | 74 35 -34.0 -9.8 48 44 21336 80 37 -36.4 -6.4 | 73 33 -32.0 -9.5 49 42 21641 95 48 -47.8 4.2 | 91 43 -43.4 1.1 50 38 22250 95 40 -39.8 3.5 | 91 35 -35.4 0.4 51 31 23470 105 50 -48.3 12.9 | 103 45 -43.9 9.9 52 30 23660 90 53 -53.0 0.0 | 86 49 -48.6 -3.1 53 27 24384 85 52 -51.8 -4.5 | 81 48 -47.4 -7.6 54 24 24994 100 59 -58.1 10.2 | 98 54 -53.7 7.2 55 22 25603 90 54 -54.0 0.0 | 86 50 -49.6 -3.1 56 20 26200 95 70 -69.7 6.1 | 93 65 -65.3 3.0 57 18 26882 100 77 -75.8 13.4 | 98 72 -71.4 10.3 58 17 27127 100 77 -75.8 13.4 | 98 72 -71.4 10.3 59 15 27432 100 62 -61.1 10.8 | 98 57 -56.7 7.7 Wind Parameters Mean winds (0-6000m): 94.8 at 7.2 knts Storm direction: 124.8 at 5.4 knts Shear (0-3000m) pos: 2.5 neg: 1.3 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 38.9 deg Storm rel helicity (0-3000m) pos: 65.6 neg: -1.7 tot: 64.0 m^2/s^2 ave: 21.3 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.8 10^-3/s Energy-Hel index: 0.11 Bulk Rich Number: 33.51 Bulk Shear: 8.55 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 36 9 5 10| 11.0 0.0 11.0| 29.3 0.0 29.3 58.7 0.96| 11.2 10.8 1000 55 11 27 11| 6.4 0.0 6.4| 44.7 -1.6 43.1 43.1 0.81| 9.6 7.7 1500 70 11 42 9| 5.1 0.0 5.1| 56.8 -1.6 55.2 36.8 0.81| 9.4 7.6 2000 81 10 51 7| 3.8 2.0 5.9| 62.0 -1.6 60.4 30.2 0.80| 9.7 7.8 2500 83 9 44 6| 3.1 1.7 4.7| 63.7 -1.7 62.0 24.8 0.76| 8.6 6.6 3000 82 8 39 5| 2.5 1.3 3.8| 65.6 -1.7 64.0 21.3 0.77| 7.6 5.8 4000 83 7 37 5| 2.2 1.0 3.2| 68.1 -1.7 66.4 16.6 0.78| 6.0 4.7 5000 92 7 46 4| 2.0 0.8 2.8| 74.5 -1.7 72.9 14.6 0.78| 5.9 4.6 6000 95 7 48 4| 1.1 0.6 1.8| 92.9 -1.7 91.2 15.2 0.78| 5.8 4.5 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251202.12.gif