UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for SBTS... Searching the city database file for: SBTS ... Date:1200Z 10 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 116 SFC 974 344 26.0 20.0 70 6.0 21.8 100 7 301.4 304.2 295.8 346.4 15.28 2 925 797 20.6 18.9 90 1.7 19.4 70 15 300.4 303.1 295.4 344.4 15.02 3 901 1025 18.6 18.1 97 0.5 18.2 77 18 300.6 303.3 295.2 343.6 14.66 4 856 1466 16.2 15.5 96 0.7 15.7 90 24 302.5 304.9 294.6 341.1 13.05 5 850 1526 16.4 14.7 90 1.7 15.3 90 24 303.3 305.6 294.4 340.4 12.47 6 843 1597 17.4 12.5 73 4.9 14.2 92 25 305.1 307.1 293.7 337.6 10.87 7 794 2107 16.0 3.0 42 13.0 8.6 104 30 308.9 310.0 290.9 327.3 5.99 8 740 2701 11.4 7.0 74 4.4 8.8 108 21 310.1 311.8 293.4 336.3 8.53 9 714 3000 11.8 -0.2 44 12.0 5.3 97 17 313.8 314.8 291.8 330.4 5.28 10 700 3166 10.6 0.6 50 10.0 5.1 105 11 314.2 315.3 292.3 332.2 5.72 11 653 3740 6.4 0.4 65 6.0 3.1 103 6 315.8 316.9 293.0 334.9 6.04 12 633 3994 5.6 -5.4 45 11.0 0.3 93 3 317.7 318.5 291.9 330.8 4.04 13 608 4322 2.4 -0.3 82 2.7 1.0 51 6 317.7 318.9 293.7 337.3 6.17 14 547 5169 -1.9 -5.1 79 3.2 -3.5 74 11 322.3 323.3 293.8 338.0 4.79 15 500 5880 -4.3 -14.3 46 10.0 -8.3 90 14 327.8 328.3 293.4 336.5 2.53 16 499 5896 -4.3 -14.3 46 10.0 -8.3 91 14 328.0 328.5 293.5 336.7 2.53 17 485 6121 -5.7 -17.7 38 12.0 -10.1 106 9 328.9 329.3 293.3 335.8 1.96 18 474 6301 -7.1 -14.1 57 7.0 -9.9 115 10 329.4 329.9 294.0 338.7 2.71 19 441 6862 -10.5 -20.5 44 10.0 -13.8 68 10 331.9 332.3 293.8 338.0 1.70 20 431 7039 -11.7 -16.7 66 5.0 -13.5 54 10 332.6 333.1 294.6 341.0 2.40 21 422 7201 -12.7 -22.7 43 10.0 -15.7 47 11 333.3 333.6 294.0 338.6 1.46 22 417 7292 -13.3 -19.3 61 6.0 -15.3 43 11 333.7 334.1 294.5 340.7 1.99 23 414 7348 -13.3 -24.3 39 11.0 -16.5 41 12 334.4 334.7 294.1 339.1 1.29 24 412 7385 -13.3 -22.3 47 9.0 -16.1 40 12 334.9 335.2 294.4 340.4 1.55 25 406 7497 -13.9 -20.9 55 7.0 -16.2 35 12 335.5 335.9 294.8 341.9 1.78 26 404 7534 -14.3 -25.3 39 11.0 -17.4 33 13 335.4 335.7 294.3 339.9 1.21 27 400 7610 -14.9 -22.9 50 8.0 -17.3 30 13 335.6 335.9 294.6 341.1 1.52 28 389 7820 -16.7 -22.7 60 6.0 -18.5 17 12 336.0 336.3 294.7 341.7 1.59 29 373 8134 -18.7 -35.7 21 17.0 -22.0 357 11 337.4 337.5 294.1 339.2 0.49 30 357 8459 -21.1 -39.1 18 18.0 -24.1 343 12 338.4 338.5 294.3 339.8 0.36 31 342 8774 -23.5 -33.5 39 10.0 -25.4 2 11 339.3 339.4 294.7 341.8 0.66 32 332 8991 -23.9 -42.9 16 19.0 -26.6 18 11 341.7 341.7 295.0 342.7 0.26 33 300 9720 -30.7 -47.7 17 17.0 -32.4 60 10 342.1 342.1 295.0 342.8 0.17 34 250 10980 -42.3 -52.3 33 10.0 -42.9 80 16 343.2 343.2 295.2 343.7 0.12 35 247 11061 -42.9 -52.9 33 10.0 -43.5 81 16 343.5 343.5 295.3 343.9 0.11 36 233 11452 -44.9 -64.9 9 20.0 -45.6 116 25 346.2 346.2 295.8 346.3 0.03 37 204 12331 -49.3 -72.3 5 23.0 -49.8 192 16 352.7 352.7 297.2 352.7 0.01 38 200 12460 -50.3 -72.3 6 22.0 -50.8 205 9 353.1 353.1 297.3 353.2 0.01 39 154 14110 -65.5 -75.5 24 10.0 -65.6 244 20 354.6 354.6 297.6 354.6 0.01 40 150 14270 -66.7 -75.7 27 9.0 -66.8 245 24 355.2 355.2 297.7 355.2 0.01 41 133 14987 -73.3 -76.0 66 2.7 -73.3 245 28 355.9 355.9 297.9 355.9 0.01 42 112 15976 -80.1 -86.1 36 6.0 -80.1 248 29 361.1 361.1 298.9 361.1 0.00 43 109 16131 -77.9 -85.9 26 8.0 -77.9 250 28 368.0 368.0 300.2 368.0 0.00 44 101 16564 -80.9 -86.9 36 6.0 -80.9 228 34 370.4 370.4 300.7 370.4 0.00 45 100 16620 -81.3 -87.3 35 6.0 -81.3 230 37 370.6 370.6 300.7 370.7 0.00 46 84 17585 -84.5 -89.4 41 4.9 -84.5 325 24 383.1 383.1 302.8 383.1 0.00 47 78 17997 -80.3 -87.3 30 7.0 -80.3 329 8 400.0 400.0 305.2 400.0 0.00 48 72 18444 -83.1 -90.1 29 7.0 -83.1 307 5 403.3 403.3 305.6 403.3 0.00 49 70 18600 -82.5 -88.5 35 6.0 -82.5 340 18 407.9 407.9 306.2 407.9 0.00 50 66 18929 -82.5 -89.5 29 7.0 -82.5 343 19 414.8 414.8 307.1 414.8 0.00 51 64 19103 -77.1 -87.1 19 10.0 -77.1 358 22 430.3 430.3 308.9 430.3 0.00 52 53 20199 -72.7 -88.7 7 16.0 -72.8 110 16 464.4 464.4 312.1 464.4 0.00 53 50 20540 -74.1 -90.1 7 16.0 -74.2 105 30 468.9 468.9 312.5 468.9 0.00 54 41 21720 -66.7 -89.7 3 23.0 -67.0 75 47 514.7 514.7 315.9 514.7 0.00 55 39 22022 -66.9 -89.9 3 23.0 -67.2 75 52 521.6 521.6 316.4 521.6 0.00 56 31 23410 -66.7 -90.7 2 24.0 -67.1 87 65 557.6 557.6 318.5 557.6 0.00 57 30 23610 -64.3 -91.3 1 27.0 -64.8 85 67 569.3 569.3 319.1 569.4 0.00 58 26 24501 -57.7 -87.8 1 30.1 -59.0 90 74 611.9 611.9 321.2 611.9 0.01 59 25 24750 -55.9 -86.9 1 31.0 -57.6 90 74 623.9 624.0 321.6 624.0 0.01 60 20 26190 -50.7 -84.7 1 34.0 -54.0 100 67 681.0 681.0 323.8 681.1 0.02 61 18 26881 -47.5 -82.5 1 35.0 -52.1 104 66 711.9 711.9 324.8 712.1 0.02 TRP 84 17585 -84.5 -89.4 41 4.9 -84.5 325 24 383.1 383.1 302.8 383.1 0.00 WND 26 24501 -57.7 -87.8 1 30.1 -59.0 90 74 611.9 611.9 321.2 611.9 0.01 Sounding variables and indices 1000-500 mb thick: 5764.00 m Freezing level: 573.95 mb = 4794.57 m = 15730.02 ft Wetbulb zero: 594.89 mb = 4496.42 m = 14751.84 ft Precipitable water: 1.67 inches Sfc-500 mean rel hum: 68.64 % Est. max temperature: 31.08 C = 87.94 F Sfc-Lift cond lev (LCL): 892.53 mb = 1106.23 m = 3629.32 ft T: 18.16 C 700-500 lapse rate: 5.49 C/km ThetaE index: 19.07 C Layer 925.0- 740.0 mb Conv cond level (CCL): 891.51 mb = 1116.07 m = 3661.59 ft Mean mixing ratio: 14.80 g/kg Conv temperature: 25.57 C = 78.02 F Cap Strength: 2.21 C Lifted Index: 0.72 C Risk: Showers probable Lifted Index @300 mb: 0.80 C Lifted Index @700 mb: 1.62 C Showalter Index: 2.36 C Risk: Showers probable Total Totals Index: 39.70 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 19.00 C K Index: 25.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 238.40 Risk: None Energy Index: -0.77 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 41.78 J/kg Max Up Vert Vel: 9.14 m/s Conv Inhibition (B-): 0.47 J/kg Cap Strength: 2.15 C Lift Cond Lev (LCL): 893.23 mb = 1099.48 m = 3607.17 ft Lev Free Conv (LFC): 888.23 mb = 1147.77 m = 3765.60 ft Equ Level (EL): 848.23 mb = 1543.79 m = 5064.88 ft B at Equ Level: 3.37 J/kg Max Parcel Lev (MPL): 838.23 mb = 1644.93 m = 5396.69 ft Wind level data Storm motion: 122 at 11 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 ---------------------------------------------------------- 0 974 344 100 7 -6.9 1.2 | 333 5 2.4 -4.7 1 945 610 70 11 -10.3 -3.8 | 6 10 -1.1 -9.7 2 925 797 70 15 -14.1 -5.1 | 24 12 -4.8 -11.0 3 912 914 70 15 -14.1 -5.1 | 24 12 -4.8 -11.0 4 881 1219 90 22 -22.0 0.0 | 65 14 -12.7 -5.9 5 850 1526 90 24 -24.0 0.0 | 68 16 -14.7 -5.9 6 791 2134 105 30 -29.0 7.8 | 95 20 -19.7 1.9 7 763 2438 100 26 -25.6 4.5 | 85 16 -16.3 -1.4 8 736 2743 110 20 -18.8 6.8 | 96 10 -9.5 0.9 9 710 3048 95 17 -16.9 1.5 | 60 9 -7.7 -4.4 10 700 3166 105 11 -10.6 2.8 | 24 3 -1.4 -3.1 11 684 3353 115 10 -9.1 4.2 | 353 2 0.2 -1.7 12 634 3962 95 3 -3.0 0.3 | 312 8 6.3 -5.6 13 611 4267 50 6 -4.6 -3.9 | 334 11 4.7 -9.8 14 545 5182 75 11 -10.6 -2.8 | 9 9 -1.4 -8.7 15 525 5486 90 13 -13.0 0.0 | 32 7 -3.7 -5.9 16 506 5791 85 20 -19.9 -1.7 | 54 13 -10.7 -7.6 17 500 5880 90 14 -14.0 0.0 | 39 8 -4.7 -5.9 18 486 6096 105 9 -8.7 2.3 | 351 4 0.6 -3.6 19 468 6401 120 11 -9.5 5.5 | 33 0 -0.3 -0.4 20 449 6706 80 10 -9.8 -1.7 | 4 8 -0.6 -7.6 21 432 7010 55 10 -8.2 -5.7 | 355 12 1.1 -11.6 22 400 7610 30 13 -6.5 -11.3 | 351 17 2.8 -17.2 23 368 8230 350 11 1.9 -10.8 | 326 20 11.2 -16.7 24 353 8534 340 12 4.1 -11.3 | 322 22 13.4 -17.2 25 338 8839 10 11 -1.9 -10.8 | 336 18 7.4 -16.7 26 300 9720 60 10 -8.7 -5.0 | 357 11 0.6 -10.9 27 299 9754 60 11 -9.5 -5.5 | 1 11 -0.3 -11.4 28 250 10973 70 19 -17.9 -6.5 | 35 15 -8.6 -12.4 29 250 10980 80 16 -15.8 -2.8 | 37 11 -6.5 -8.7 30 239 11278 85 16 -15.9 -1.4 | 42 10 -6.7 -7.3 31 228 11582 140 32 -20.6 24.5 | 149 22 -11.3 18.6 32 218 11887 150 39 -19.5 33.8 | 160 30 -10.2 27.9 33 200 12460 205 9 3.8 8.2 | 260 13 13.1 2.3 34 199 12497 165 11 -2.8 10.6 | 234 8 6.4 4.7 35 189 12802 185 9 0.8 9.0 | 253 11 10.0 3.1 36 180 13106 255 11 10.6 2.8 | 279 20 19.9 -3.1 37 172 13411 275 11 11.0 -1.0 | 289 21 20.2 -6.9 38 164 13716 240 12 10.4 6.0 | 270 20 19.7 0.1 39 150 14270 245 24 21.8 10.1 | 262 31 31.0 4.2 40 120 15545 245 31 28.1 13.1 | 259 38 37.4 7.2 41 108 16154 250 28 26.3 9.6 | 264 36 35.6 3.7 42 103 16459 225 29 20.5 20.5 | 244 33 29.8 14.6 43 100 16620 230 37 28.3 23.8 | 245 42 37.6 17.9 44 97 16764 230 37 28.3 23.8 | 245 42 37.6 17.9 45 87 17374 215 26 14.9 21.3 | 238 29 24.2 15.4 46 84 17585 325 24 13.8 -19.7 | 318 34 23.0 -25.6 47 83 17678 320 24 15.4 -18.4 | 315 35 24.7 -24.3 48 78 17983 330 8 4.0 -6.9 | 314 18 13.3 -12.8 49 70 18593 300 4 3.5 -2.0 | 302 15 12.7 -7.9 50 70 18600 340 18 6.2 -16.9 | 326 28 15.4 -22.8 51 66 18898 340 18 6.2 -16.9 | 326 28 15.4 -22.8 52 63 19202 5 23 -2.0 -22.9 | 346 30 7.3 -28.8 53 60 19507 340 29 9.9 -27.3 | 330 38 19.2 -33.2 54 57 19812 25 18 -7.6 -16.3 | 356 22 1.7 -22.2 55 54 20117 90 17 -17.0 0.0 | 53 10 -7.7 -5.9 56 51 20422 160 15 -5.1 14.1 | 207 9 4.1 8.2 57 50 20540 105 30 -29.0 7.8 | 95 20 -19.7 1.9 58 46 21031 105 30 -29.0 7.8 | 95 20 -19.7 1.9 59 44 21336 115 31 -28.1 13.1 | 111 20 -18.8 7.2 60 42 21641 75 45 -43.5 -11.6 | 63 38 -34.2 -17.5 61 38 22250 75 56 -54.1 -14.5 | 66 49 -44.8 -20.4 62 36 22555 95 56 -55.8 4.9 | 89 47 -46.5 -1.0 63 30 23610 85 67 -66.7 -5.8 | 78 59 -57.5 -11.7 64 29 23774 80 62 -61.1 -10.8 | 72 54 -51.8 -16.7 65 26 24501 90 74 -74.0 0.0 | 85 65 -64.7 -5.9 66 25 24689 90 74 -74.0 0.0 | 85 65 -64.7 -5.9 67 21 25908 85 70 -69.7 -6.1 | 79 62 -60.5 -12.0 68 20 26190 100 67 -66.0 11.6 | 96 57 -56.7 5.7 69 18 26518 105 67 -64.7 17.3 | 102 57 -55.5 11.4 70 16 27127 95 55 -54.8 4.8 | 89 46 -45.5 -1.1 Wind Parameters Mean winds (0-6000m): 92.5 at 14.6 knts Storm direction: 122.5 at 11.0 knts Shear (0-3000m) pos: 1.8 neg: 1.6 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 22.8 deg Storm rel helicity (0-3000m) pos: 96.7 neg: -32.8 tot: 64.0 m^2/s^2 ave: 21.3 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 2.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 11.31 Bulk Shear: 3.69 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 75 11 9 9| 0.0 9.9 9.9| 15.3 0.0 15.3 30.6 0.69| 10.3 7.1 1000 80 15 33 10| 5.2 4.9 10.1| 48.2 0.0 48.2 48.2 0.82| 10.5 8.5 1500 86 18 51 12| 5.3 3.3 8.6| 69.2 0.0 69.2 46.1 0.82| 9.0 7.3 2000 92 21 66 13| 4.2 2.5 6.7| 88.8 -10.4 78.5 39.2 0.69| 8.7 6.0 2500 95 21 71 13| 2.2 2.0 4.2| 96.7 -19.2 77.5 31.0 0.51| 9.1 4.7 3000 96 20 70 12| 1.8 1.6 3.5| 96.7 -32.8 64.0 21.3 0.26| 9.7 2.5 4000 96 16 59 8| 1.4 1.9 3.3|106.1 -36.6 69.5 17.4 0.22| 8.8 2.0 5000 92 15 47 8| 1.2 1.5 2.7|123.9 -36.6 87.3 17.5 0.30| 7.8 2.3 6000 92 15 46 8| 1.6 1.3 2.8|135.0 -46.4 88.6 14.8 0.23| 8.3 1.9 Wrote GIF file: /home/apache/climate/data/raob//SBTS/skewt/SBTS.skewt.20251210.12.gif