UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:0000Z 1 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 64 SFC 969 344 24.8 20.5 77 4.3 21.8 310 3 300.6 303.5 296.0 347.2 15.86 2 958 445 26.6 19.6 65 7.0 21.6 346 6 303.5 306.3 296.3 348.4 15.15 3 925 754 25.0 18.0 65 7.0 20.1 50 14 304.9 307.5 296.0 347.2 14.18 4 850 1490 20.2 14.2 68 6.0 16.2 110 10 307.3 309.6 295.2 343.7 12.07 5 773 2302 13.8 11.4 85 2.4 12.3 105 12 308.9 311.0 294.9 342.4 11.02 6 736 2716 12.6 2.6 50 10.0 6.9 85 10 311.9 313.1 292.1 331.5 6.28 7 700 3137 10.2 5.2 71 5.0 7.2 60 10 313.8 315.3 294.0 338.6 7.95 8 674 3451 7.6 5.2 85 2.4 6.2 52 9 314.3 315.9 294.3 340.1 8.26 9 661 3612 7.0 3.6 79 3.4 5.0 48 8 315.4 316.8 294.1 339.0 7.52 10 652 3725 7.4 1.4 66 6.0 4.0 45 8 317.1 318.3 293.7 337.7 6.51 11 602 4379 4.2 -16.8 20 21.0 -3.8 41 5 320.7 321.0 290.7 326.5 1.70 12 575 4752 1.4 -7.6 51 9.0 -2.8 84 2 321.6 322.4 292.8 334.0 3.76 13 572 4794 1.2 -9.8 44 11.0 -3.7 89 2 321.9 322.5 292.4 332.4 3.18 14 550 5110 0.0 -9.0 51 9.0 -4.1 65 1 324.1 324.8 293.3 335.8 3.52 15 544 5198 -0.3 -3.4 80 3.1 -1.9 50 2 324.7 325.8 295.0 342.7 5.48 16 536 5316 -0.3 -11.3 43 11.0 -5.1 31 2 326.1 326.7 293.4 336.3 3.01 17 500 5870 -4.3 -13.3 49 9.0 -8.0 300 3 327.8 328.3 293.6 337.2 2.74 18 456 6588 -7.7 -13.7 62 6.0 -10.1 328 10 332.3 332.9 294.9 342.4 2.91 19 400 7590 -15.1 -19.9 67 4.8 -16.7 310 5 335.4 335.8 294.9 342.4 1.97 20 332 8977 -25.1 -25.9 93 0.8 -25.3 253 13 340.0 340.3 295.6 345.1 1.40 21 319 9267 -26.7 -28.7 83 2.0 -27.1 248 14 341.7 341.9 295.7 345.9 1.12 22 313 9405 -27.1 -38.1 34 11.0 -28.8 246 15 343.0 343.1 295.4 344.8 0.46 23 303 9639 -28.9 -40.9 31 12.0 -30.6 209 18 343.7 343.7 295.5 345.1 0.35 24 300 9710 -29.3 -41.3 30 12.0 -30.9 195 19 344.1 344.2 295.6 345.4 0.34 25 260 10712 -38.1 -46.1 43 8.0 -38.8 224 20 345.5 345.6 295.8 346.5 0.24 26 250 10980 -39.9 -49.9 34 10.0 -40.6 220 19 346.7 346.8 296.1 347.4 0.16 27 232 11485 -44.3 -57.3 22 13.0 -44.9 212 25 347.6 347.6 296.1 347.9 0.07 28 224 11718 -46.1 -55.1 35 9.0 -46.5 208 28 348.3 348.3 296.4 348.7 0.10 29 216 11959 -48.3 -49.4 88 1.1 -48.4 204 31 348.5 348.6 296.5 349.3 0.20 30 211 12112 -49.3 -54.3 56 5.0 -49.5 201 33 349.3 349.3 296.6 349.8 0.11 31 202 12396 -51.9 -54.0 78 2.1 -52.0 204 32 349.6 349.6 296.7 350.1 0.12 32 200 12460 -52.3 -55.2 71 2.9 -52.4 205 31 349.9 350.0 296.7 350.4 0.11 33 196 12590 -53.5 -58.5 54 5.0 -53.7 206 31 350.1 350.1 296.7 350.4 0.07 34 193 12689 -54.3 -56.9 73 2.6 -54.4 207 31 350.3 350.3 296.8 350.7 0.09 35 176 13271 -59.7 -61.4 80 1.7 -59.7 211 31 350.8 350.8 296.8 351.1 0.06 36 165 13670 -62.9 -68.9 44 6.0 -63.0 215 31 352.0 352.0 297.1 352.1 0.02 37 159 13897 -64.1 -68.6 54 4.5 -64.1 226 32 353.7 353.7 297.4 353.8 0.02 38 154 14091 -65.7 -76.7 20 11.0 -65.8 239 34 354.2 354.2 297.5 354.3 0.01 39 150 14250 -66.7 -77.7 20 11.0 -66.8 250 35 355.2 355.2 297.7 355.2 0.01 40 142 14580 -69.1 -80.1 19 11.0 -69.2 258 37 356.6 356.6 298.0 356.6 0.00 41 125 15331 -75.7 -83.7 27 8.0 -75.7 264 41 357.9 357.9 298.3 357.9 0.00 42 101 16554 -79.7 -88.7 21 9.0 -79.7 203 14 372.7 372.7 301.0 372.7 0.00 43 100 16610 -80.5 -88.5 25 8.0 -80.5 180 15 372.2 372.2 300.9 372.2 0.00 44 89 17258 -85.1 -91.1 33 6.0 -85.1 150 40 375.6 375.6 301.5 375.6 0.00 45 85 17512 -83.3 -90.3 28 7.0 -83.3 135 34 384.2 384.2 302.9 384.2 0.00 46 77 18057 -85.9 -91.9 33 6.0 -85.9 81 14 389.8 389.8 303.8 389.8 0.00 47 70 18590 -77.7 -87.7 18 10.0 -77.7 200 1 418.2 418.2 307.5 418.2 0.00 48 69 18672 -77.3 -87.3 19 10.0 -77.3 112 12 420.7 420.7 307.8 420.8 0.00 49 65 19015 -75.7 -86.7 16 11.0 -75.7 226 9 431.5 431.5 309.0 431.5 0.00 50 50 20540 -72.1 -89.1 6 17.0 -72.2 105 18 473.6 473.6 313.0 473.6 0.00 51 34 22840 -68.3 -92.3 2 24.0 -68.6 82 50 538.8 538.8 317.5 538.8 0.00 52 30 23610 -58.9 -88.9 1 30.0 -59.9 90 58 584.1 584.1 319.9 584.1 0.00 53 23 25299 -53.3 -87.3 1 34.0 -55.6 87 68 646.7 646.7 322.6 646.7 0.01 54 20 26200 -52.9 -86.9 1 34.0 -55.6 90 70 674.3 674.3 323.6 674.3 0.01 55 19 26531 -52.7 -86.7 1 34.0 -55.6 95 72 684.8 684.8 323.9 684.9 0.01 56 18 26884 -48.4 -84.9 1 36.4 -52.7 100 74 709.0 709.0 324.7 709.1 0.02 57 17 27264 -43.9 -82.9 1 39.0 -50.1 100 74 735.2 735.2 325.5 735.4 0.02 TRP 89 17258 -85.1 -91.1 33 6.0 -85.1 150 40 375.6 375.6 301.5 375.6 0.00 WND 18 26884 -48.4 -84.9 1 36.4 -52.7 100 74 709.0 709.0 324.7 709.1 0.02 Sounding variables and indices 1000-500 mb thick: 5806.00 m Freezing level: 550.00 mb = 5109.63 m = 16763.68 ft Wetbulb zero: 626.31 mb = 4054.64 m = 13302.47 ft Precipitable water: 1.75 inches Sfc-500 mean rel hum: 60.39 % Est. max temperature: 32.03 C = 89.65 F Sfc-Lift cond lev (LCL): 910.19 mb = 894.46 m = 2934.54 ft T: 24.08 C 700-500 lapse rate: 5.31 C/km ThetaE index: 16.93 C Layer 925.0- 700.0 mb Conv cond level (CCL): 791.35 mb = 2101.75 m = 6895.42 ft Mean mixing ratio: 14.02 g/kg Conv temperature: 32.59 C = 90.66 F Cap Strength: 2.64 C Lifted Index: -0.16 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.86 C Lifted Index @700 mb: 0.51 C Showalter Index: 1.01 C Risk: Showers probable Total Totals Index: 43.00 C Risk: None Vertical Totals Index: 24.50 C Cross Totals Index: 18.50 C K Index: 33.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 193.40 Risk: None Energy Index: -1.25 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 68.58 J/kg Max Up Vert Vel: 11.71 m/s Conv Inhibition (B-): 96.87 J/kg Cap Strength: 2.64 C Lift Cond Lev (LCL): 833.22 mb = 1660.59 m = 5448.07 ft Lev Free Conv (LFC): 688.22 mb = 3277.83 m = 10753.91 ft Equ Level (EL): 648.22 mb = 3772.53 m = 12376.91 ft B at Equ Level: 18.85 J/kg Max Parcel Lev (MPL): 458.22 mb = 6550.55 m = 21491.05 ft Wind level data Storm motion: 100 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 ---------------------------------------------------------- 0 969 344 310 3 2.3 -1.9 | 290 9 8.1 -3.0 1 940 610 45 12 -8.5 -8.5 | 16 10 -2.7 -9.5 2 925 754 50 14 -10.7 -9.0 | 26 11 -4.9 -10.0 3 908 914 65 12 -10.9 -5.1 | 40 8 -5.1 -6.1 4 877 1219 95 13 -13.0 1.1 | 91 7 -7.2 0.1 5 850 1490 110 10 -9.4 3.4 | 123 4 -3.6 2.4 6 847 1524 110 10 -9.4 3.4 | 123 4 -3.6 2.4 7 788 2134 105 15 -14.5 3.9 | 108 9 -8.7 2.8 8 760 2438 105 10 -9.7 2.6 | 112 4 -3.9 1.6 9 707 3048 60 10 -8.7 -5.0 | 25 7 -2.9 -6.0 10 700 3137 60 10 -8.7 -5.0 | 25 7 -2.9 -6.0 11 609 4267 30 6 -3.0 -5.2 | 336 7 2.8 -6.2 12 565 4877 100 1 -1.0 0.2 | 280 5 4.8 -0.9 13 500 5870 300 3 2.6 -1.5 | 287 9 8.4 -2.5 14 486 6096 320 6 3.9 -4.6 | 300 11 9.6 -5.6 15 449 6706 330 11 5.5 -9.5 | 313 15 11.3 -10.6 16 415 7315 340 15 5.1 -14.1 | 324 19 10.9 -15.1 17 400 7590 310 5 3.8 -3.2 | 294 11 9.6 -4.2 18 367 8230 260 8 7.9 1.4 | 269 14 13.7 0.4 19 352 8534 260 11 10.8 1.9 | 267 17 16.6 0.9 20 311 9449 245 15 13.6 6.3 | 255 20 19.4 5.3 21 300 9710 195 19 4.9 18.4 | 212 20 10.7 17.3 22 298 9754 200 17 5.8 16.0 | 218 19 11.6 14.9 23 285 10058 190 20 3.5 19.7 | 206 21 9.3 18.7 24 261 10668 225 20 14.1 14.1 | 237 24 19.9 13.1 25 250 10980 220 19 12.2 14.6 | 233 23 18.0 13.5 26 208 12192 200 34 11.6 31.9 | 209 35 17.4 30.9 27 200 12460 205 31 13.1 28.1 | 215 33 18.9 27.1 28 163 13716 215 31 17.8 25.4 | 224 34 23.6 24.4 29 150 14250 250 35 32.9 12.0 | 254 40 38.7 10.9 30 141 14630 260 37 36.4 6.4 | 263 43 42.2 5.4 31 120 15545 265 42 41.8 3.7 | 267 48 47.6 2.6 32 114 15850 275 44 43.8 -3.8 | 276 50 49.6 -4.9 33 108 16154 290 24 22.6 -8.2 | 288 30 28.3 -9.2 34 103 16459 240 13 11.3 6.5 | 252 18 17.0 5.5 35 100 16610 180 15 0.0 15.0 | 202 15 5.8 14.0 36 97 16764 180 15 0.0 15.0 | 202 15 5.8 14.0 37 89 17258 150 40 -20.0 34.6 | 157 36 -14.2 33.6 38 87 17374 150 40 -20.0 34.6 | 157 36 -14.2 33.6 39 78 17983 85 14 -13.9 -1.2 | 75 8 -8.2 -2.3 40 74 18288 70 13 -12.2 -4.4 | 50 8 -6.4 -5.5 41 70 18590 200 1 0.3 0.9 | 271 6 6.1 -0.1 42 70 18593 80 16 -15.8 -2.8 | 69 11 -10.0 -3.8 43 66 18898 200 1 0.3 0.9 | 271 6 6.1 -0.1 44 63 19202 265 21 20.9 1.8 | 268 27 26.7 0.8 45 57 19812 255 17 16.4 4.4 | 261 22 22.2 3.4 46 54 20117 165 16 -4.1 15.5 | 186 15 1.6 14.4 47 51 20422 165 15 -3.9 14.5 | 188 14 1.9 13.5 48 50 20540 105 18 -17.4 4.7 | 107 12 -11.6 3.6 49 48 20726 130 12 -9.2 7.7 | 153 7 -3.4 6.7 50 46 21031 100 23 -22.7 4.0 | 100 17 -16.9 3.0 51 44 21336 85 35 -34.9 -3.1 | 82 29 -29.1 -4.1 52 42 21641 95 41 -40.8 3.6 | 94 35 -35.1 2.5 53 40 21946 105 41 -39.6 10.6 | 106 35 -33.8 9.6 54 38 22250 75 43 -41.5 -11.1 | 71 38 -35.8 -12.2 55 30 23610 90 58 -58.0 0.0 | 89 52 -52.2 -1.0 56 29 23774 90 59 -59.0 0.0 | 89 53 -53.2 -1.0 57 25 24689 85 66 -65.7 -5.8 | 84 60 -60.0 -6.8 58 20 26200 90 70 -70.0 0.0 | 89 64 -64.2 -1.0 59 18 26884 100 74 -72.9 12.8 | 100 68 -67.1 11.8 60 17 27127 100 74 -72.9 12.8 | 100 68 -67.1 11.8 61 14 27737 95 44 -43.8 3.8 | 94 38 -38.1 2.8 Wind Parameters Mean winds (0-6000m): 70.2 at 7.8 knts Storm direction: 100.2 at 5.9 knts Shear (0-3000m) pos: 2.6 neg: 1.7 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 85.2 deg Storm rel helicity (0-3000m) pos: 67.0 neg: -14.2 tot: 52.7 m^2/s^2 ave: 17.6 10^-3 m/s^2 rel: 0.38 Storm rel vorticity (0-3000m) horiz: 8.7 stream: 3.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 23.25 Bulk Shear: 2.95 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 44 10 8 8| 14.5 0.0 14.5| 47.1 0.0 47.1 94.1 0.93| 20.3 18.8 1000 66 11 38 7| 7.4 0.0 7.4| 64.3 0.0 64.3 64.3 0.91| 15.4 14.0 1500 80 11 61 6| 5.3 0.0 5.3| 66.5 -1.3 65.2 43.4 0.81| 11.8 9.6 2000 88 12 77 6| 4.0 0.3 4.3| 66.9 -2.9 64.0 32.0 0.69| 10.3 7.1 2500 89 11 78 6| 3.2 1.4 4.6| 67.0 -8.7 58.3 23.3 0.48| 9.6 4.7 3000 85 11 70 6| 2.6 1.7 4.4| 67.0 -14.2 52.7 17.6 0.38| 8.7 3.3 4000 77 10 52 5| 2.0 1.5 3.5| 67.0 -22.6 44.4 11.1 0.26| 7.2 1.9 5000 75 9 39 4| 1.6 1.4 3.0| 69.0 -26.5 42.5 8.5 0.19| 6.5 1.3 6000 70 8 23 4| 1.0 1.4 2.3| 78.5 -29.9 48.6 8.1 0.19| 6.2 1.2 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251201.00.gif