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 SBNT... Searching the city database file for: SBNT ... Date:1200Z 10 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 29.0 23.0 70 6.0 24.6 110 6 301.3 304.6 297.4 353.7 17.78 1 1000 128 26.4 21.7 75 4.7 23.0 110 11 299.5 302.6 296.2 347.9 16.56 2 991 208 25.0 21.2 79 3.8 22.3 114 13 298.9 301.9 295.8 346.1 16.20 3 944 633 21.0 19.7 92 1.3 20.1 131 14 299.0 301.9 295.3 344.2 15.48 4 925 810 20.4 17.2 82 3.2 18.2 140 12 300.2 302.6 294.2 339.6 13.47 5 889 1153 17.8 16.8 94 1.0 17.1 122 10 300.9 303.4 294.6 341.1 13.66 6 850 1537 15.8 14.1 90 1.7 14.7 85 9 302.7 304.9 293.9 338.2 11.99 7 826 1780 15.2 11.8 80 3.4 13.0 77 11 304.6 306.5 293.4 336.2 10.59 8 818 1863 15.6 8.6 63 7.0 11.3 74 12 305.8 307.4 292.2 331.8 8.60 9 815 1894 15.4 12.3 82 3.1 13.4 73 12 305.9 308.0 294.1 339.3 11.10 10 807 1977 15.8 7.8 59 8.0 10.9 70 13 307.2 308.8 292.3 332.3 8.25 11 769 2386 13.8 4.8 55 9.0 8.6 65 13 309.3 310.7 292.0 330.9 7.03 12 719 2950 11.8 -20.2 9 32.0 0.3 94 12 313.1 313.3 287.7 316.7 1.07 13 700 3174 10.2 -12.8 18 23.0 0.6 75 10 313.8 314.2 288.9 320.5 2.04 14 676 3462 7.6 -8.4 31 16.0 0.4 67 9 314.0 314.6 289.9 323.7 3.00 15 641 3896 3.4 2.6 94 0.8 2.9 34 6 314.1 315.4 293.5 336.7 7.22 16 627 4075 3.0 -11.0 35 14.0 -2.9 21 5 315.6 316.1 290.0 324.2 2.63 17 596 4483 0.2 -12.8 37 13.0 -5.0 348 4 317.0 317.4 290.2 324.9 2.40 18 586 4618 0.0 -16.0 29 16.0 -6.0 337 4 318.3 318.6 290.1 324.5 1.87 19 579 4714 0.0 -30.0 8 30.0 -8.1 329 5 319.4 319.5 289.2 321.3 0.55 20 577 4742 0.0 -27.0 11 27.0 -7.8 326 5 319.7 319.8 289.4 322.2 0.73 21 575 4770 0.0 -11.0 43 11.0 -4.7 324 5 320.0 320.5 291.6 329.5 2.87 22 572 4811 0.0 -34.0 6 34.0 -8.4 321 5 320.5 320.5 289.3 321.8 0.38 23 565 4910 -0.5 -34.5 6 34.0 -8.8 312 5 321.0 321.1 289.5 322.3 0.36 24 541 5256 -1.7 -31.7 8 30.0 -9.5 283 7 323.6 323.7 290.4 325.4 0.50 25 538 5300 -1.1 -6.1 69 5.0 -3.6 279 7 324.8 325.7 294.3 339.8 4.51 26 534 5359 -1.1 -9.1 55 8.0 -4.7 274 7 325.5 326.2 293.7 337.6 3.60 27 500 5880 -4.7 -14.7 45 10.0 -8.7 230 9 327.3 327.8 293.2 335.7 2.45 28 446 6771 -10.1 -23.1 34 13.0 -14.1 314 6 331.4 331.7 293.3 336.2 1.34 29 400 7600 -17.1 -29.1 34 12.0 -20.0 40 4 332.8 332.9 293.3 335.9 0.86 30 364 8299 -22.7 -36.7 27 14.0 -25.1 50 5 334.4 334.5 293.3 336.1 0.45 31 323 9165 -28.5 -46.5 16 18.0 -30.4 20 4 338.0 338.0 294.0 338.7 0.18 32 302 9643 -31.7 -46.7 21 15.0 -33.2 52 11 340.1 340.1 294.5 340.8 0.19 33 300 9690 -32.3 -46.3 24 14.0 -33.7 55 12 339.9 339.9 294.5 340.7 0.20 34 250 10950 -42.7 -53.7 29 11.0 -43.3 40 11 342.6 342.6 295.0 343.0 0.10 35 227 11591 -48.7 -56.7 39 8.0 -49.0 5 15 343.0 343.0 295.1 343.3 0.08 36 200 12410 -55.1 -65.1 28 10.0 -55.3 170 15 345.5 345.5 295.7 345.6 0.03 37 170 13432 -63.5 -74.5 21 11.0 -63.6 155 35 348.0 348.0 296.2 348.0 0.01 38 165 13616 -63.1 -77.1 13 14.0 -63.2 155 26 351.7 351.7 297.0 351.7 0.01 39 150 14200 -65.9 -79.9 12 14.0 -66.0 265 16 356.6 356.6 298.0 356.6 0.00 40 107 16185 -78.7 -83.7 44 5.0 -78.7 245 12 368.5 368.5 300.3 368.5 0.00 41 100 16570 -78.5 -87.5 22 9.0 -78.5 235 14 376.1 376.1 301.6 376.1 0.00 42 82 17696 -80.3 -89.3 21 9.0 -80.3 271 9 394.3 394.3 304.4 394.3 0.00 43 70 18600 -76.1 -88.1 13 12.0 -76.2 315 12 421.6 421.6 307.9 421.6 0.00 44 51 20434 -73.3 -90.3 6 17.0 -73.4 81 21 468.1 468.1 312.5 468.1 0.00 45 50 20550 -72.1 -91.1 4 19.0 -72.2 85 25 473.6 473.6 313.0 473.6 0.00 46 48 20793 -68.7 -89.7 3 21.0 -68.9 82 31 487.3 487.3 314.0 487.3 0.00 47 44 21313 -69.3 -90.3 3 21.0 -69.5 82 38 498.1 498.1 314.8 498.1 0.00 48 32 23251 -61.7 -88.7 2 27.0 -62.4 90 58 565.9 565.9 318.9 565.9 0.00 49 30 23650 -62.3 -89.3 2 27.0 -63.0 100 61 574.8 574.8 319.4 574.8 0.00 50 29 23859 -62.1 -89.1 2 27.0 -62.9 99 57 581.0 581.0 319.7 581.0 0.00 51 28 24077 -60.9 -88.6 1 27.6 -61.8 95 66 590.0 590.0 320.2 590.0 0.01 52 23 25318 -54.5 -85.5 1 31.0 -56.6 89 63 643.1 643.1 322.4 643.2 0.01 TRP 107 16185 -78.7 -83.7 44 5.0 -78.7 245 12 368.5 368.5 300.3 368.5 0.00 WND 28 24077 -60.9 -88.6 1 27.6 -61.8 95 66 590.0 590.0 320.2 590.0 0.01 Sounding variables and indices 1000-500 mb thick: 5752.00 m Freezing level: 572.00 mb = 4811.43 m = 15785.33 ft Wetbulb zero: 633.95 mb = 3985.40 m = 13075.32 ft Precipitable water: 1.61 inches Sfc-500 mean rel hum: 52.77 % Est. max temperature: 29.94 C = 85.90 F Sfc-Lift cond lev (LCL): 926.17 mb = 799.04 m = 2621.49 ft T: 20.44 C 700-500 lapse rate: 5.51 C/km ThetaE index: 22.52 C Layer 807.0- 700.0 mb Conv cond level (CCL): 904.47 mb = 1003.82 m = 3293.34 ft Mean mixing ratio: 15.38 g/kg Conv temperature: 28.30 C = 82.93 F Cap Strength: 1.76 C Lifted Index: 0.32 C Risk: Showers probable Lifted Index @300 mb: -0.80 C Lifted Index @700 mb: 1.16 C Showalter Index: 2.84 C Risk: Showers probable Total Totals Index: 39.30 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 18.80 C K Index: 11.60 Risk: None Sweat Index: 196.20 Risk: None Energy Index: -0.51 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 290.37 J/kg Max Up Vert Vel: 24.10 m/s Conv Inhibition (B-): 7.34 J/kg Cap Strength: 1.82 C Lift Cond Lev (LCL): 919.53 mb = 861.18 m = 2825.38 ft Lev Free Conv (LFC): 894.53 mb = 1099.20 m = 3606.26 ft Equ Level (EL): 824.53 mb = 1795.08 m = 5889.29 ft B at Equ Level: 14.16 J/kg Max Parcel Lev (MPL): 784.53 mb = 2216.35 m = 7271.40 ft Wind level data Storm motion: 127 at 7 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 52 110 6 -5.6 2.1 | 2 2 -0.1 -2.2 1 1000 128 110 11 -10.3 3.8 | 84 5 -4.8 -0.5 2 980 305 120 15 -13.0 7.5 | 114 8 -7.4 3.3 3 946 610 130 14 -10.7 9.0 | 133 7 -5.2 4.8 4 925 810 140 12 -7.7 9.2 | 156 5 -2.2 5.0 5 914 914 145 11 -6.3 9.0 | 171 5 -0.8 4.8 6 850 1537 85 9 -9.0 -0.8 | 34 6 -3.4 -5.0 7 821 1829 75 12 -11.6 -3.1 | 39 10 -6.0 -7.3 8 792 2134 65 14 -12.7 -5.9 | 35 12 -7.1 -10.2 9 764 2438 65 13 -11.8 -5.5 | 33 12 -6.2 -9.7 10 711 3048 100 12 -11.8 2.1 | 71 7 -6.3 -2.2 11 700 3174 75 10 -9.7 -2.6 | 31 8 -4.1 -6.8 12 685 3353 75 10 -9.7 -2.6 | 31 8 -4.1 -6.8 13 611 4267 5 3 -0.3 -3.0 | 324 9 5.3 -7.2 14 500 5880 230 9 6.9 5.8 | 263 13 12.4 1.5 15 486 6096 245 7 6.3 3.0 | 276 12 11.9 -1.3 16 400 7600 40 4 -2.6 -3.1 | 338 8 3.0 -7.3 17 367 8230 55 5 -4.1 -2.9 | 348 7 1.4 -7.1 18 337 8839 0 0 -0.0 -0.0 | 307 7 5.5 -4.2 19 300 9690 55 12 -9.8 -6.9 | 21 12 -4.3 -11.1 20 297 9754 90 10 -10.0 0.0 | 46 6 -4.5 -4.2 21 272 10363 10 10 -1.7 -9.8 | 345 15 3.8 -14.1 22 260 10668 40 10 -6.4 -7.7 | 4 12 -0.9 -11.9 23 250 10950 40 11 -7.1 -8.4 | 7 13 -1.5 -12.7 24 238 11278 40 11 -7.1 -8.4 | 7 13 -1.5 -12.7 25 227 11582 5 15 -1.3 -14.9 | 348 20 4.2 -19.2 26 217 11887 5 11 -1.0 -11.0 | 343 16 4.6 -15.2 27 207 12192 115 1 -0.9 0.4 | 309 6 4.6 -3.8 28 200 12410 170 15 -2.6 14.8 | 196 11 2.9 10.5 29 197 12497 165 10 -2.6 9.7 | 209 6 3.0 5.4 30 179 13106 170 27 -4.7 26.6 | 182 22 0.9 22.4 31 170 13411 155 36 -15.2 32.6 | 161 30 -9.7 28.4 32 162 13716 155 20 -8.5 18.1 | 168 14 -2.9 13.9 33 154 14021 140 10 -6.4 7.7 | 166 4 -0.9 3.4 34 150 14200 265 16 15.9 1.4 | 278 22 21.5 -2.8 35 147 14326 270 16 16.0 -0.0 | 281 22 21.5 -4.2 36 139 14630 245 26 23.6 11.0 | 257 30 29.1 6.7 37 132 14935 265 33 32.9 2.9 | 272 38 38.4 -1.4 38 119 15545 270 41 41.0 -0.0 | 275 47 46.5 -4.2 39 107 16185 245 12 10.9 5.1 | 267 16 16.4 0.8 40 102 16459 245 8 7.3 3.4 | 274 13 12.8 -0.9 41 100 16570 235 14 11.5 8.0 | 257 17 17.0 3.8 42 97 16764 235 14 11.5 8.0 | 257 17 17.0 3.8 43 92 17069 240 11 9.5 5.5 | 265 15 15.1 1.3 44 82 17678 280 10 9.8 -1.7 | 291 17 15.4 -6.0 45 78 17983 155 2 -0.8 1.8 | 297 5 4.7 -2.4 46 74 18288 155 10 -4.2 9.1 | 195 5 1.3 4.8 47 70 18593 145 11 -6.3 9.0 | 171 5 -0.8 4.8 48 70 18600 315 12 8.5 -8.5 | 312 19 14.0 -12.7 49 66 18898 300 13 11.3 -6.5 | 303 20 16.8 -10.7 50 63 19202 250 12 11.3 4.1 | 270 17 16.8 -0.1 51 54 20117 110 10 -9.4 3.4 | 78 4 -3.9 -0.8 52 51 20422 80 20 -19.7 -3.5 | 61 16 -14.2 -7.7 53 50 20550 85 25 -24.9 -2.2 | 72 20 -19.4 -6.4 54 46 21031 80 36 -35.5 -6.3 | 71 32 -29.9 -10.5 55 36 22555 90 47 -47.0 0.0 | 84 42 -41.5 -4.2 56 34 22860 80 55 -54.2 -9.6 | 74 51 -48.6 -13.8 57 30 23650 100 61 -60.1 10.6 | 97 55 -54.5 6.4 58 29 23774 100 54 -53.2 9.4 | 96 48 -47.6 5.1 59 28 24077 95 66 -65.7 5.8 | 91 60 -60.2 1.5 60 26 24384 95 66 -65.7 5.8 | 91 60 -60.2 1.5 61 19 25603 80 59 -58.1 -10.2 | 75 55 -52.6 -14.5 Wind Parameters Mean winds (0-6000m): 97.4 at 9.3 knts Storm direction: 127.4 at 7.0 knts Shear (0-3000m) pos: 2.1 neg: 2.2 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 67.1 deg Storm rel helicity (0-3000m) pos: 31.9 neg: -13.1 tot: 18.8 m^2/s^2 ave: 6.3 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 1.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 69.58 Bulk Shear: 4.17 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 ------------------------------------------------------------------------------- 500 120 13 111 6| 8.9 0.0 8.9| 11.6 0.0 11.6 23.2 0.84| 12.7 10.7 1000 128 13 128 6| 2.8 0.0 2.8| 17.5 -1.7 15.8 15.8 0.65| 9.8 6.4 1500 123 12 117 5| 1.9 2.7 4.6| 17.5 -9.6 8.0 5.3 0.18| 9.3 1.7 2000 111 12 90 5| 1.4 3.3 4.7| 18.6 -11.0 7.5 3.8 0.15| 8.4 1.3 2500 100 12 72 7| 1.3 2.7 4.0| 21.5 -13.1 8.4 3.3 0.15| 7.4 1.1 3000 98 12 68 7| 2.1 2.2 4.3| 31.9 -13.1 18.8 6.3 0.24| 7.2 1.7 4000 92 11 55 7| 1.6 2.5 4.0| 31.9 -42.2 -10.3 -2.6 -0.06| 7.2 -0.4 5000 88 10 42 6| 1.2 2.2 3.4| 31.9 -59.3 -27.4 -5.5 -0.15| 6.5 -1.0 6000 97 9 50 5| 1.0 1.5 2.5| 38.3 -90.8 -52.5 -8.8 -0.22| 6.4 -1.4 Wrote GIF file: /home/apache/climate/data/raob//SBNT/skewt/SBNT.skewt.20251210.12.gif