UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for SBNT... Searching the city database file for: SBNT ... Date:1200Z 30 DEC 25 Station: SBNT WMO ident: 82599 Latitude: -5.92 Longitude: -35.25 Elevation: 52.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1010 52 29.6 22.6 66 7.0 24.5 100 7 301.9 305.1 297.3 353.1 17.34 1 1008 66 27.4 22.4 74 5.0 23.8 100 8 299.9 303.0 296.7 350.1 17.16 2 1000 123 26.2 21.2 74 5.0 22.6 100 11 299.4 302.3 295.8 346.2 16.05 3 965 436 23.2 21.2 89 2.0 21.8 99 13 299.4 302.4 296.2 348.0 16.65 4 925 804 21.0 17.6 81 3.4 18.7 90 14 300.8 303.3 294.6 341.3 13.82 5 869 1343 16.2 16.2 100 0.0 16.2 91 19 301.2 303.7 294.5 340.8 13.45 6 861 1422 15.8 13.9 88 1.9 14.6 95 21 301.6 303.7 293.3 336.0 11.67 7 850 1532 18.4 4.4 40 14.0 10.4 100 23 305.4 306.6 290.0 324.2 6.17 8 845 1583 20.0 1.0 28 19.0 9.6 103 22 307.6 308.5 289.6 322.6 4.87 9 835 1685 20.8 1.8 28 19.0 10.2 109 21 309.5 310.5 290.5 325.7 5.22 10 826 1779 20.4 2.4 30 18.0 10.2 114 20 310.0 311.1 290.9 327.2 5.51 11 748 2625 14.0 4.0 51 10.0 8.2 162 22 312.0 313.3 292.6 333.2 6.83 12 700 3181 10.8 -10.2 22 21.0 1.5 100 15 314.4 314.9 289.6 322.6 2.51 13 695 3241 10.2 -10.8 22 21.0 1.1 93 16 314.4 314.9 289.5 322.3 2.41 14 669 3557 9.4 -25.6 6 35.0 -1.9 78 17 317.0 317.1 288.6 319.5 0.71 15 618 4210 6.0 -22.0 11 28.0 -3.6 71 17 320.3 320.5 290.0 324.0 1.06 16 504 5838 -7.7 -18.7 41 11.0 -11.4 69 26 322.9 323.3 291.4 328.8 1.73 17 500 5900 -8.1 -21.1 34 13.0 -12.2 75 25 323.2 323.4 291.2 328.1 1.42 18 494 5994 -8.3 -26.3 22 18.0 -13.2 80 24 324.0 324.2 290.9 327.2 0.90 19 482 6185 -7.3 -37.3 7 30.0 -13.7 89 24 327.6 327.6 291.3 328.8 0.32 20 428 7105 -11.1 -49.1 3 38.0 -17.1 100 34 334.0 334.1 292.9 334.4 0.10 21 400 7620 -15.5 -46.5 5 31.0 -20.2 85 19 334.8 334.9 293.2 335.4 0.15 22 394 7734 -16.5 -46.5 6 30.0 -21.0 85 17 335.0 335.0 293.2 335.6 0.15 23 379 8024 -16.7 -52.7 3 36.0 -21.4 94 12 338.5 338.5 294.0 338.8 0.08 24 334 8959 -23.7 -55.7 4 32.0 -26.9 103 20 341.3 341.4 294.7 341.6 0.06 25 300 9730 -30.9 -56.9 6 26.0 -32.9 60 18 341.8 341.8 294.8 342.1 0.06 26 250 11000 -41.3 -63.3 7 22.0 -42.2 105 16 344.7 344.7 295.4 344.8 0.03 27 233 11475 -45.7 -65.7 9 20.0 -46.3 97 18 345.0 345.0 295.6 345.1 0.02 28 200 12480 -52.5 -69.5 11 17.0 -52.8 225 4 349.6 349.6 296.5 349.7 0.02 29 182 13080 -57.7 -67.7 27 10.0 -57.9 300 10 350.7 350.7 296.8 350.8 0.02 30 150 14270 -66.9 -73.9 37 7.0 -67.0 205 9 354.8 354.8 297.7 354.9 0.01 31 133 14983 -73.3 -77.5 53 4.2 -73.3 112 6 355.9 355.9 297.9 355.9 0.01 32 124 15389 -76.5 -80.7 51 4.2 -76.5 74 10 357.3 357.3 298.1 357.3 0.00 33 108 16175 -80.1 -87.1 30 7.0 -80.1 80 25 364.8 364.8 299.6 364.9 0.00 34 100 16610 -79.7 -87.7 25 8.0 -79.7 65 24 373.7 373.7 301.2 373.7 0.00 35 76 18160 -82.9 -90.9 24 8.0 -82.9 154 12 397.6 397.6 304.9 397.6 0.00 36 74 18311 -78.3 -89.3 15 11.0 -78.3 170 11 410.3 410.3 306.6 410.3 0.00 37 70 18630 -78.1 -90.1 13 12.0 -78.1 165 16 417.3 417.3 307.4 417.3 0.00 38 64 19143 -76.5 -89.5 11 13.0 -76.6 124 6 431.6 431.6 309.0 431.7 0.00 39 56 19907 -78.9 -89.9 15 11.0 -78.9 102 15 443.0 443.0 310.2 443.0 0.00 40 50 20560 -73.7 -89.7 7 16.0 -73.8 105 35 469.8 469.8 312.6 469.8 0.00 41 47 20923 -72.5 -90.5 5 18.0 -72.6 104 36 481.1 481.1 313.5 481.1 0.00 42 44 21316 -66.9 -90.9 2 24.0 -67.2 93 46 503.9 503.9 315.2 503.9 0.00 43 31 23474 -58.9 -88.9 1 30.0 -59.9 77 64 578.6 578.6 319.6 578.6 0.00 44 30 23680 -58.9 -87.9 1 29.0 -59.9 75 63 584.1 584.1 319.9 584.1 0.01 45 22 25643 -56.8 -86.5 1 29.8 -58.5 90 73 644.6 644.6 322.5 644.7 0.01 46 20 26250 -56.1 -86.1 1 30.0 -58.1 90 71 664.5 664.5 323.2 664.5 0.01 47 19 26576 -56.1 -86.1 1 30.0 -58.2 90 71 674.3 674.3 323.6 674.4 0.01 48 17 27289 -52.5 -84.5 1 32.0 -55.6 90 70 707.6 707.6 324.7 707.8 0.02 TRP 108 16175 -80.1 -87.1 30 7.0 -80.1 80 25 364.8 364.8 299.6 364.9 0.00 WND 22 25643 -56.8 -86.5 1 29.8 -58.5 90 73 644.6 644.6 322.5 644.7 0.01 Sounding variables and indices 1000-500 mb thick: 5777.00 m Freezing level: 568.07 mb = 4923.03 m = 16151.47 ft Wetbulb zero: 685.65 mb = 3353.00 m = 11000.51 ft Precipitable water: 1.36 inches Sfc-500 mean rel hum: 41.04 % Est. max temperature: 29.64 C = 85.36 F Sfc-Lift cond lev (LCL): 912.89 mb = 917.68 m = 3010.71 ft T: 19.99 C 700-500 lapse rate: 6.95 C/km ThetaE index: 25.36 C Layer 925.0- 835.0 mb Conv cond level (CCL): 901.59 mb = 1025.07 m = 3363.05 ft Mean mixing ratio: 15.53 g/kg Conv temperature: 28.67 C = 83.61 F Cap Strength: 4.85 C Lifted Index: -3.49 C Risk: Severe thunderstorms possible Lifted Index @300 mb: 0.02 C Lifted Index @700 mb: 1.52 C Showalter Index: 6.06 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 12.50 C K Index: 9.90 Risk: None Sweat Index: 123.80 Risk: None Energy Index: 0.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 132.33 J/kg Max Up Vert Vel: 16.27 m/s Conv Inhibition (B-): 7.69 J/kg Cap Strength: 4.81 C Lift Cond Lev (LCL): 915.38 mb = 894.13 m = 2933.48 ft Lev Free Conv (LFC): 890.38 mb = 1132.98 m = 3717.08 ft Equ Level (EL): 850.38 mb = 1528.12 m = 5013.46 ft B at Equ Level: 8.08 J/kg Max Parcel Lev (MPL): 840.38 mb = 1629.91 m = 5347.40 ft Wind level data Storm motion: 118 at 14 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 1010 52 100 7 -6.9 1.2 | 315 7 5.3 -5.3 1 1000 123 100 11 -10.8 1.9 | 344 5 1.4 -4.6 2 979 305 105 13 -12.6 3.4 | 7 3 -0.4 -3.2 3 946 610 90 14 -14.0 0.0 | 16 7 -1.8 -6.5 4 925 804 90 14 -14.0 0.0 | 16 7 -1.8 -6.5 5 913 914 90 14 -14.0 0.0 | 16 7 -1.8 -6.5 6 881 1219 85 16 -15.9 -1.4 | 25 9 -3.8 -7.9 7 851 1524 100 24 -23.6 4.2 | 78 12 -11.5 -2.4 8 850 1532 100 23 -22.7 4.0 | 76 11 -10.5 -2.5 9 792 2134 135 16 -11.3 11.3 | 190 5 0.9 4.8 10 764 2438 165 24 -6.2 23.2 | 200 18 6.0 16.7 11 737 2743 160 20 -6.8 18.8 | 204 13 5.3 12.3 12 711 3048 120 13 -11.3 6.5 | 271 1 0.9 -0.0 13 700 3181 100 15 -14.8 2.6 | 33 5 -2.6 -3.9 14 685 3353 80 17 -16.7 -3.0 | 26 11 -4.6 -9.5 15 612 4267 70 17 -16.0 -5.8 | 17 13 -3.8 -12.3 16 589 4572 40 18 -11.6 -13.8 | 358 20 0.6 -20.3 17 507 5791 65 26 -23.6 -11.0 | 33 21 -11.4 -17.5 18 500 5900 75 25 -24.1 -6.5 | 43 18 -12.0 -13.0 19 487 6096 85 22 -21.9 -1.9 | 49 13 -9.7 -8.4 20 469 6401 100 29 -28.6 5.0 | 85 16 -16.4 -1.5 21 416 7315 100 35 -34.5 6.1 | 89 22 -22.3 -0.4 22 400 7620 85 19 -18.9 -1.7 | 40 11 -6.7 -8.2 23 384 7925 85 13 -13.0 -1.1 | 6 8 -0.8 -7.7 24 368 8230 115 10 -9.1 4.2 | 306 4 3.1 -2.3 25 353 8534 120 15 -13.0 7.5 | 140 1 -0.8 1.0 26 325 9144 95 23 -22.9 2.0 | 67 12 -10.7 -4.5 27 300 9730 60 18 -15.6 -9.0 | 12 16 -3.4 -15.5 28 286 10058 55 16 -13.1 -9.2 | 3 16 -0.9 -15.7 29 274 10363 85 10 -10.0 -0.9 | 343 8 2.2 -7.4 30 262 10668 85 6 -6.0 -0.5 | 319 9 6.2 -7.0 31 251 10973 105 10 -9.7 2.6 | 327 5 2.5 -3.9 32 250 11000 105 16 -15.5 4.1 | 54 4 -3.3 -2.4 33 229 11582 95 19 -18.9 1.7 | 54 8 -6.7 -4.9 34 219 11887 85 13 -13.0 -1.1 | 6 8 -0.8 -7.7 35 209 12192 130 1 -0.8 0.6 | 297 13 11.4 -5.9 36 200 12480 225 4 2.8 2.8 | 284 15 15.0 -3.7 37 181 13106 305 10 8.2 -5.7 | 301 24 20.4 -12.3 38 172 13411 290 17 16.0 -5.8 | 294 31 28.2 -12.3 39 164 13716 255 14 13.5 3.6 | 276 26 25.7 -2.9 40 156 14021 245 12 10.9 5.1 | 274 23 23.1 -1.5 41 150 14270 205 9 3.8 8.2 | 264 16 16.0 1.6 42 141 14630 145 2 -1.1 1.6 | 294 12 11.0 -4.9 43 127 15240 85 10 -10.0 -0.9 | 343 8 2.2 -7.4 44 120 15545 60 10 -8.7 -5.0 | 343 12 3.5 -11.5 45 108 16154 75 21 -20.3 -5.4 | 34 14 -8.1 -12.0 46 108 16175 80 25 -24.6 -4.3 | 49 17 -12.4 -10.9 47 100 16610 65 24 -21.8 -10.1 | 30 19 -9.6 -16.7 48 97 16764 65 24 -21.8 -10.1 | 30 19 -9.6 -16.7 49 92 17069 55 25 -20.5 -14.3 | 22 22 -8.3 -20.9 50 87 17374 70 15 -14.1 -5.1 | 9 12 -1.9 -11.7 51 70 18593 200 10 3.4 9.4 | 260 16 15.6 2.9 52 70 18630 165 16 -4.1 15.5 | 222 12 8.0 8.9 53 67 18898 185 17 1.5 16.9 | 233 17 13.7 10.4 54 63 19202 110 4 -3.8 1.4 | 301 10 8.4 -5.2 55 57 19812 110 18 -16.9 6.2 | 86 5 -4.7 -0.4 56 54 20117 85 10 -10.0 -0.9 | 343 8 2.2 -7.4 57 50 20560 105 35 -33.8 9.1 | 97 22 -21.6 2.5 58 49 20726 110 31 -29.1 10.6 | 104 17 -16.9 4.1 59 42 21641 85 54 -53.8 -4.7 | 75 43 -41.6 -11.2 60 40 21946 95 62 -61.8 5.4 | 89 50 -49.6 -1.1 61 38 22250 90 68 -68.0 0.0 | 83 56 -55.8 -6.5 62 30 23680 75 63 -60.9 -16.3 | 65 54 -48.7 -22.8 63 28 24079 75 63 -60.9 -16.3 | 65 54 -48.7 -22.8 64 22 25643 90 73 -73.0 0.0 | 84 61 -60.8 -6.5 65 21 25908 90 73 -73.0 0.0 | 84 61 -60.8 -6.5 66 20 26250 90 71 -71.0 0.0 | 84 59 -58.8 -6.5 67 16 27127 90 69 -69.0 0.0 | 83 57 -56.8 -6.5 68 13 27737 90 50 -50.0 0.0 | 80 38 -37.8 -6.5 Wind Parameters Mean winds (0-6000m): 88.2 at 18.4 knts Storm direction: 118.2 at 13.8 knts Shear (0-3000m) pos: 4.1 neg: 3.6 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): -37.2 deg Storm rel helicity (0-3000m) pos: 62.7 neg: -3.5 tot: 59.3 m^2/s^2 ave: 19.8 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 11.2 stream: 5.5 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 20.34 Bulk Shear: 6.50 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 ------------------------------------------------------------------------------- 500 100 12 357 4| 0.0 7.1 7.1| 6.8 0.0 6.8 13.6 0.60| 9.1 5.5 1000 95 13 9 6| 0.0 4.2 4.2| 8.1 0.0 8.1 8.1 0.56| 5.5 3.1 1500 94 15 26 6| 3.1 2.8 5.9| 31.9 0.0 31.9 21.2 0.74| 7.2 5.3 2000 100 16 45 5| 3.0 2.1 5.1| 47.7 0.0 47.7 23.9 0.77| 8.4 6.5 2500 111 17 85 4| 4.9 1.7 6.6| 59.7 0.0 59.7 23.9 0.61| 10.0 6.1 3000 119 17 121 3| 4.1 3.6 7.7| 62.7 -3.5 59.3 19.8 0.49| 11.2 5.5 4000 109 17 76 4| 3.0 4.3 7.4| 63.4 -9.6 53.8 13.5 0.43| 10.3 4.4 5000 97 17 48 7| 2.3 4.0 6.3| 86.0 -33.0 53.0 10.6 0.35| 9.6 3.4 6000 88 18 41 9| 2.8 3.3 6.2|151.0 -33.0 118.0 19.7 0.41| 9.4 3.9 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20251230.12.gif