UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 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 62 SFC 969 344 26.4 21.4 74 5.0 22.8 290 3 302.3 305.3 297.0 351.9 16.78 2 962 408 27.4 20.4 66 7.0 22.3 318 5 303.9 306.8 296.9 351.1 15.88 3 925 753 25.2 19.2 69 6.0 20.9 45 14 305.1 307.9 296.8 350.8 15.31 4 850 1493 20.0 15.4 75 4.6 16.8 120 6 307.1 309.5 295.8 346.4 13.06 5 797 2044 15.2 14.5 96 0.7 14.7 116 5 307.7 310.1 296.0 347.4 13.14 6 773 2303 14.2 9.7 74 4.5 11.3 110 7 309.3 311.2 294.1 339.3 9.82 7 700 3136 9.8 5.3 74 4.5 7.1 355 1 313.3 314.9 293.9 338.2 8.01 8 697 3172 9.6 5.4 75 4.2 7.1 355 1 313.5 315.0 294.0 338.7 8.10 9 676 3425 9.2 3.2 66 6.0 5.7 358 0 315.8 317.2 293.9 338.3 7.15 10 670 3499 8.8 2.8 66 6.0 5.4 358 0 316.2 317.5 293.9 338.3 7.01 11 649 3762 8.6 -6.4 34 15.0 1.3 26 0 318.8 319.5 291.9 330.7 3.65 12 630 4007 6.4 -2.6 53 9.0 1.7 95 2 319.0 320.0 293.1 335.2 5.02 13 584 4624 2.6 -12.4 32 15.0 -3.7 204 3 321.6 322.1 291.7 330.1 2.53 14 571 4805 1.0 -7.0 55 8.0 -2.8 221 3 321.8 322.6 293.0 334.8 3.96 15 542 5222 -1.7 -6.7 69 5.0 -4.1 258 2 323.4 324.3 293.7 337.5 4.27 16 510 5704 -4.3 -7.9 76 3.6 -6.0 301 2 325.9 326.8 294.3 339.7 4.14 17 500 5860 -5.1 -10.1 68 5.0 -7.3 315 2 326.8 327.5 294.0 338.8 3.55 18 490 6019 -5.9 -12.9 58 7.0 -8.8 335 2 327.7 328.3 293.7 337.6 2.89 19 468 6379 -8.3 -12.1 74 3.8 -9.9 340 6 329.1 329.7 294.3 340.1 3.23 20 440 6858 -9.5 -21.5 37 12.0 -13.4 342 10 333.4 333.7 294.1 339.0 1.56 21 411 7383 -13.1 -20.1 56 7.0 -15.4 5 12 335.3 335.7 294.8 342.1 1.89 22 400 7590 -14.1 -26.1 35 12.0 -17.4 15 13 336.7 336.9 294.5 340.8 1.14 23 390 7781 -15.3 -27.3 35 12.0 -18.5 6 11 337.5 337.8 294.7 341.4 1.04 24 349 8608 -22.1 -25.8 72 3.7 -23.1 251 3 339.2 339.5 295.3 344.2 1.34 25 304 9606 -29.7 -39.7 37 10.0 -31.1 203 5 342.2 342.3 295.2 343.8 0.40 26 300 9700 -30.5 -38.5 45 8.0 -31.6 205 5 342.4 342.5 295.3 344.2 0.46 27 295 9819 -31.5 -37.5 55 6.0 -32.4 205 7 342.6 342.7 295.4 344.6 0.52 28 280 10186 -34.7 -42.7 44 8.0 -35.6 207 11 343.2 343.2 295.4 344.4 0.32 29 266 10543 -36.7 -47.7 31 11.0 -37.7 199 15 345.3 345.4 295.8 346.1 0.19 30 253 10888 -39.1 -47.1 42 8.0 -39.8 190 18 346.7 346.8 296.1 347.6 0.22 31 250 10970 -39.7 -46.7 47 7.0 -40.3 190 18 347.0 347.1 296.2 348.0 0.23 32 235 11389 -43.3 -61.3 12 18.0 -44.0 193 18 347.8 347.8 296.2 348.0 0.04 33 215 11979 -48.3 -54.3 50 6.0 -48.6 210 19 349.0 349.0 296.5 349.5 0.11 34 213 12041 -48.9 -68.9 8 20.0 -49.4 210 18 349.0 349.0 296.4 349.1 0.02 35 200 12450 -52.5 -67.5 15 15.0 -52.8 210 18 349.6 349.6 296.5 349.7 0.02 36 199 12482 -52.7 -67.7 15 15.0 -53.0 211 18 349.8 349.8 296.6 349.9 0.02 37 193 12680 -54.3 -59.2 55 4.9 -54.4 217 18 350.3 350.3 296.8 350.6 0.07 38 177 13230 -59.5 -62.0 73 2.5 -59.6 227 18 350.6 350.6 296.8 350.8 0.05 39 175 13301 -60.1 -62.9 70 2.8 -60.2 225 18 350.7 350.7 296.8 350.9 0.05 40 170 13482 -60.9 -72.9 19 12.0 -61.0 220 18 352.3 352.3 297.1 352.4 0.01 41 152 14170 -66.9 -70.9 57 4.0 -67.0 215 26 353.5 353.5 297.4 353.6 0.02 42 150 14250 -67.3 -71.8 53 4.5 -67.4 220 30 354.2 354.2 297.5 354.2 0.02 43 132 15009 -72.9 -78.9 40 6.0 -72.9 226 33 357.3 357.3 298.2 357.4 0.01 44 124 15374 -74.5 -81.5 33 7.0 -74.5 233 31 360.9 360.9 298.9 360.9 0.00 45 100 16600 -81.9 -87.9 35 6.0 -81.9 290 20 369.5 369.5 300.5 369.5 0.00 46 82 17700 -86.7 -90.8 47 4.1 -86.7 115 24 381.3 381.3 302.5 381.3 0.00 47 77 18043 -87.1 -91.0 48 3.9 -87.1 110 22 387.3 387.3 303.4 387.3 0.00 48 73 18340 -79.3 -87.3 26 8.0 -79.3 111 13 409.8 409.8 306.5 409.8 0.00 49 70 18580 -77.7 -86.7 22 9.0 -77.7 195 6 418.2 418.2 307.5 418.2 0.00 50 69 18663 -77.1 -87.1 19 10.0 -77.1 170 13 421.2 421.2 307.9 421.2 0.00 51 55 19965 -76.9 -88.9 13 12.0 -77.0 295 15 449.8 449.8 310.8 449.9 0.00 52 50 20520 -72.1 -89.1 6 17.0 -72.2 90 32 473.6 473.6 313.0 473.6 0.00 53 37 22336 -61.9 -87.9 2 26.0 -62.5 77 43 542.4 542.4 317.6 542.4 0.00 54 35 22678 -63.1 -89.1 2 26.0 -63.7 84 46 547.9 547.9 318.0 547.9 0.00 55 30 23640 -56.7 -85.7 1 29.0 -58.0 85 48 590.1 590.1 320.2 590.1 0.01 56 27 24311 -54.5 -84.5 1 30.0 -56.3 80 48 614.3 614.3 321.2 614.4 0.01 57 25 24804 -54.7 -84.7 1 30.0 -56.6 90 50 627.4 627.4 321.8 627.5 0.01 TRP 82 17700 -86.7 -90.8 47 4.1 -86.7 115 24 381.3 381.3 302.5 381.3 0.00 WND Sounding variables and indices 1000-500 mb thick: 5798.00 m Freezing level: 560.26 mb = 4959.68 m = 16271.73 ft Wetbulb zero: 615.41 mb = 4197.31 m = 13770.53 ft Precipitable water: 1.84 inches Sfc-500 mean rel hum: 66.26 % Est. max temperature: 31.54 C = 88.77 F Sfc-Lift cond lev (LCL): 901.16 mb = 981.53 m = 3220.22 ft T: 23.59 C 700-500 lapse rate: 5.47 C/km ThetaE index: 9.13 C Layer 773.0- 697.0 mb Conv cond level (CCL): 815.22 mb = 1850.73 m = 6071.88 ft Mean mixing ratio: 15.00 g/kg Conv temperature: 31.58 C = 88.84 F Cap Strength: 1.92 C Lifted Index: -2.16 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -2.16 C Lifted Index @700 mb: -0.83 C Showalter Index: -0.84 C Risk: Thunderstorms probable Total Totals Index: 45.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.10 C Cross Totals Index: 20.50 C K Index: 36.00 Risk: > 80 % chance of thunderstorms Sweat Index: 198.80 Risk: None Energy Index: -1.54 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 484.63 J/kg Max Up Vert Vel: 31.13 m/s Conv Inhibition (B-): 40.17 J/kg Cap Strength: 1.92 C Lift Cond Lev (LCL): 842.68 mb = 1567.10 m = 5141.35 ft Lev Free Conv (LFC): 797.68 mb = 2037.00 m = 6683.00 ft Equ Level (EL): 667.68 mb = 3527.59 m = 11573.31 ft B at Equ Level: 30.81 J/kg Max Parcel Lev (MPL): 117.68 mb = 15672.01 m = 51416.75 ft Wind level data Storm motion: 117 at 3 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 ---------------------------------------------------------- 0 969 344 290 3 2.8 -1.0 | 294 6 5.8 -2.5 1 940 610 45 12 -8.5 -8.5 | 29 11 -5.5 -10.0 2 925 753 45 14 -9.9 -9.9 | 31 13 -6.9 -11.4 3 908 914 55 12 -9.8 -6.9 | 39 11 -6.9 -8.4 4 877 1219 95 10 -10.0 0.9 | 85 7 -7.0 -0.6 5 850 1493 120 6 -5.2 3.0 | 123 3 -2.2 1.5 6 788 2134 115 5 -4.5 2.1 | 111 2 -1.6 0.6 7 760 2438 105 9 -8.7 2.3 | 98 6 -5.7 0.8 8 700 3136 355 1 0.1 -1.0 | 310 4 3.0 -2.5 9 656 3658 0 0 -0.0 -0.0 | 297 3 3.0 -1.5 10 609 4267 175 3 -0.3 3.0 | 241 3 2.7 1.5 11 500 5860 315 2 1.4 -1.4 | 304 5 4.4 -2.9 12 485 6096 345 2 0.5 -1.9 | 315 5 3.5 -3.5 13 448 6706 335 10 4.2 -9.1 | 326 13 7.2 -10.6 14 400 7590 15 13 -3.4 -12.6 | 2 14 -0.4 -14.1 15 398 7620 15 13 -3.4 -12.6 | 2 14 -0.4 -14.1 16 367 8230 340 6 2.1 -5.6 | 325 9 5.0 -7.2 17 337 8839 190 1 0.2 1.0 | 280 3 3.1 -0.5 18 300 9700 205 5 2.1 4.5 | 239 6 5.1 3.0 19 285 10058 205 11 4.6 10.0 | 222 11 7.6 8.5 20 273 10363 210 12 6.0 10.4 | 225 13 9.0 8.9 21 261 10668 190 18 3.1 17.7 | 201 17 6.1 16.2 22 250 10970 190 18 3.1 17.7 | 201 17 6.1 16.2 23 239 11278 185 17 1.5 16.9 | 196 16 4.4 15.4 24 228 11582 210 19 9.5 16.5 | 220 19 12.5 14.9 25 200 12450 210 18 9.0 15.6 | 220 18 12.0 14.1 26 180 13106 230 18 13.8 11.6 | 239 20 16.7 10.1 27 156 14021 205 19 8.0 17.2 | 215 19 11.0 15.7 28 150 14250 220 30 19.3 23.0 | 226 31 22.2 21.5 29 133 14935 225 33 23.3 23.3 | 230 34 26.3 21.8 30 102 16459 255 26 25.1 6.7 | 259 29 28.1 5.2 31 100 16600 290 20 18.8 -6.8 | 291 23 21.7 -8.4 32 97 16764 285 20 19.3 -5.2 | 287 23 22.3 -6.7 33 92 17069 310 15 11.5 -9.6 | 308 18 14.4 -11.2 34 87 17374 30 3 -1.5 -2.6 | 341 4 1.5 -4.1 35 82 17678 135 12 -8.5 8.5 | 142 9 -5.5 7.0 36 82 17700 115 24 -21.8 10.1 | 115 21 -18.8 8.6 37 78 17983 115 24 -21.8 10.1 | 115 21 -18.8 8.6 38 74 18288 90 15 -15.0 0.0 | 83 12 -12.0 -1.5 39 70 18580 195 6 1.6 5.8 | 226 6 4.5 4.3 40 70 18593 150 13 -6.5 11.3 | 160 10 -3.5 9.7 41 66 18898 235 12 9.8 6.9 | 247 14 12.8 5.4 42 63 19202 260 24 23.6 4.2 | 264 27 26.6 2.6 43 60 19507 265 20 19.9 1.7 | 269 23 22.9 0.2 44 57 19812 250 17 16.0 5.8 | 257 19 18.9 4.3 45 51 20422 65 11 -10.0 -4.6 | 49 9 -7.0 -6.2 46 50 20520 90 32 -32.0 0.0 | 87 29 -29.0 -1.5 47 46 21031 90 32 -32.0 0.0 | 87 29 -29.0 -1.5 48 42 21641 85 50 -49.8 -4.4 | 83 47 -46.9 -5.9 49 38 22250 75 42 -40.6 -10.9 | 72 40 -37.6 -12.4 50 31 23470 100 52 -51.2 9.0 | 99 49 -48.3 7.5 51 30 23640 85 48 -47.8 -4.2 | 83 45 -44.9 -5.7 52 27 24079 80 48 -47.3 -8.3 | 77 45 -44.3 -9.9 53 25 24384 90 50 -50.0 0.0 | 88 47 -47.0 -1.5 54 20 25298 75 48 -46.4 -12.4 | 72 46 -43.4 -13.9 Wind Parameters Mean winds (0-6000m): 87.2 at 4.4 knts Storm direction: 117.2 at 3.3 knts Shear (0-3000m) pos: 1.4 neg: 1.0 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 11.6 deg Storm rel helicity (0-3000m) pos: 67.6 neg: -17.2 tot: 50.4 m^2/s^2 ave: 16.8 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 2.5 10^-3/s Energy-Hel index: 0.20 Bulk Rich Number: 60.67 Bulk Shear: 7.99 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 41 10 22 10| 15.1 0.0 15.1| 45.5 0.0 45.5 91.0 0.86| 21.4 18.4 1000 59 10 41 9| 5.7 0.0 5.7| 66.1 0.0 66.1 66.1 0.83| 16.7 13.9 1500 72 9 53 7| 2.9 0.0 2.9| 67.6 -0.1 67.5 45.0 0.79| 12.3 9.7 2000 81 8 61 6| 2.2 0.7 2.8| 67.6 -0.6 67.0 33.5 0.71| 10.0 7.1 2500 83 8 63 6| 1.7 1.3 3.0| 67.6 -12.4 55.3 22.1 0.38| 10.1 3.8 3000 85 7 61 4| 1.4 1.0 2.4| 67.6 -17.2 50.4 16.8 0.27| 9.2 2.5 4000 88 5 56 3| 1.3 0.7 2.1| 68.7 -18.5 50.1 12.5 0.22| 7.7 1.7 5000 93 5 57 2| 0.7 0.6 1.3| 72.9 -18.5 54.4 10.9 0.26| 6.6 1.7 6000 87 4 40 2| 0.5 0.5 1.0| 78.4 -18.5 59.8 10.0 0.29| 6.0 1.7 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251202.00.gif