UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010412.upa.cvt Date: 1200Z 4 JAN 26 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 4 JAN 26 Station: SBFI WMO ident: 83827 Latitude: -25.52 Longitude: -54.58 Elevation: 243.00 ------------------------------------------------------------------------------- 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 123 SFC 987 243 22.0 17.0 73 5.0 18.7 160 2 296.3 298.5 292.3 332.1 12.44 2 953 542 17.6 15.4 87 2.2 16.2 152 15 294.8 296.9 291.2 328.1 11.62 3 940 658 19.4 10.4 56 9.0 13.9 141 17 297.8 299.3 289.5 322.4 8.45 4 925 795 18.2 10.2 60 8.0 13.3 145 16 297.9 299.5 289.6 322.7 8.47 5 876 1258 14.8 7.8 63 7.0 10.7 164 9 299.1 300.4 289.2 321.4 7.60 6 870 1316 16.0 -2.0 29 18.0 7.1 165 8 300.9 301.6 286.2 312.4 3.79 7 856 1454 16.0 -7.0 20 23.0 5.6 169 6 302.3 302.8 285.5 310.5 2.64 8 850 1514 15.8 -8.2 18 24.0 5.2 170 5 302.7 303.1 285.4 310.2 2.42 9 800 2026 14.8 -30.2 3 45.0 1.5 182 23 306.9 307.0 284.7 308.3 0.39 10 787 2164 14.4 -28.6 4 43.0 1.3 195 24 307.9 308.0 285.1 309.5 0.46 11 716 2953 8.6 -25.4 7 34.0 -1.9 176 21 310.0 310.1 286.1 312.3 0.68 12 700 3139 8.0 -27.0 6 35.0 -2.5 180 25 311.3 311.5 286.5 313.4 0.60 13 679 3389 7.8 -33.2 4 41.0 -3.2 187 28 313.8 313.9 287.1 315.1 0.34 14 664 3572 6.6 -37.4 3 44.0 -4.1 199 27 314.5 314.6 287.2 315.4 0.23 15 595 4461 1.2 -25.8 11 27.0 -6.8 197 20 318.3 318.4 289.0 321.0 0.78 16 550 5090 -1.1 -38.1 4 37.0 -9.5 231 16 322.8 322.8 289.9 323.8 0.26 17 500 5840 -7.1 -32.1 12 25.0 -13.0 235 23 324.4 324.5 290.6 326.3 0.52 18 422 7133 -18.3 -41.3 11 23.0 -21.8 226 24 326.2 326.2 290.9 327.1 0.24 19 400 7530 -21.1 -46.1 9 25.0 -24.2 230 24 327.6 327.6 291.2 328.2 0.15 20 359 8321 -26.1 -57.1 4 31.0 -28.6 235 38 331.2 331.2 292.1 331.3 0.05 21 314 9279 -31.7 -58.7 5 27.0 -33.5 235 60 336.3 336.3 293.4 336.5 0.04 22 300 9600 -34.1 -58.1 7 24.0 -35.6 245 70 337.3 337.3 293.7 337.5 0.05 23 288 9887 -36.1 -60.1 7 24.0 -37.4 246 72 338.4 338.4 294.0 338.6 0.04 24 273 10258 -38.7 -46.7 43 8.0 -39.4 248 75 339.9 339.9 294.5 340.7 0.21 25 256 10699 -42.7 -51.7 37 9.0 -43.2 250 79 340.3 340.3 294.5 340.8 0.13 26 253 10779 -42.5 -73.5 2 31.0 -43.3 250 78 341.7 341.7 294.7 341.7 0.01 27 250 10860 -42.1 -70.1 3 28.0 -43.0 250 77 343.5 343.5 295.1 343.5 0.01 28 226 11537 -45.5 -69.5 5 24.0 -46.2 253 69 348.3 348.3 296.3 348.4 0.01 29 200 12340 -51.7 -73.7 5 22.0 -52.1 270 73 350.9 350.9 296.8 350.9 0.01 30 180 13014 -57.7 -76.7 7 19.0 -57.9 261 77 351.8 351.8 297.0 351.9 0.01 31 167 13484 -59.8 -79.2 6 19.4 -59.9 255 80 356.0 356.0 297.9 356.0 0.00 32 150 14150 -62.7 -82.7 5 20.0 -62.9 260 56 362.1 362.1 299.1 362.1 0.00 33 131 14972 -68.9 -84.9 8 16.0 -68.9 280 58 365.3 365.3 299.7 365.3 0.00 34 100 16560 -75.5 -86.5 16 11.0 -75.5 250 56 381.9 381.9 302.5 381.9 0.00 35 96 16796 -76.3 -88.3 13 12.0 -76.3 250 54 384.8 384.8 303.0 384.8 0.00 36 91 17106 -74.3 -90.3 7 16.0 -74.3 255 47 394.7 394.7 304.5 394.7 0.00 37 80 17850 -78.1 -90.1 13 12.0 -78.1 265 36 401.7 401.7 305.5 401.7 0.00 38 70 18620 -74.9 -89.9 8 15.0 -75.0 175 26 424.1 424.1 308.2 424.2 0.00 39 69 18704 -73.7 -88.7 8 15.0 -73.7 175 26 428.5 428.5 308.7 428.5 0.00 40 62 19327 -75.1 -90.1 8 15.0 -75.2 149 13 438.7 438.7 309.7 438.7 0.00 41 58 19718 -70.5 -89.5 4 19.0 -70.6 46 5 457.5 457.5 311.5 457.5 0.00 42 57 19821 -70.5 -89.5 4 19.0 -70.6 40 7 459.8 459.8 311.8 459.8 0.00 TRP 96 16796 -76.3 -88.3 13 12.0 -76.3 250 54 384.8 384.8 303.0 384.8 0.00 WND 167 13484 -59.8 -79.2 6 19.4 -59.9 255 80 356.0 356.0 297.9 356.0 0.00 Sounding variables and indices 1000-500 mb thick: 5717.00 m Freezing level: 571.52 mb = 4789.34 m = 15712.87 ft Wetbulb zero: 758.16 mb = 2475.58 m = 8121.87 ft Precipitable water: 0.56 inches Sfc-500 mean rel hum: 18.48 % Est. max temperature: 29.48 C = 85.07 F Sfc-Lift cond lev (LCL): 917.07 mb = 868.27 m = 2848.62 ft T: 17.66 C 700-500 lapse rate: 5.59 C/km ThetaE index: 14.40 C Layer 876.0- 787.0 mb Conv cond level (CCL): 703.00 mb = 3103.74 m = 10182.76 ft Mean mixing ratio: 9.70 g/kg Conv temperature: 36.78 C = 98.20 F Cap Strength: 7.61 C Lifted Index: 6.47 C Risk: None Lifted Index @300 mb: 9.24 C Lifted Index @700 mb: 5.46 C Showalter Index: 15.03 C Risk: None Total Totals Index: 21.80 C Risk: None Vertical Totals Index: 22.90 C Cross Totals Index: -1.10 C K Index: -20.30 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.58 J/kg Max Up Vert Vel: 6.10 m/s Conv Inhibition (B-): 12226.87 J/kg Cap Strength: 7.52 C Lift Cond Lev (LCL): 856.65 mb = 1447.83 m = 4750.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 225 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 ---------------------------------------------------------- 0 987 243 160 2 -0.7 1.9 | 53 13 -10.6 -7.9 1 980 305 195 8 2.1 7.7 | 75 8 -7.8 -2.0 2 945 610 140 17 -10.9 13.0 | 99 21 -20.8 3.3 3 925 795 145 16 -9.2 13.1 | 100 19 -19.1 3.3 4 912 914 155 15 -6.3 13.6 | 103 17 -16.2 3.8 5 850 1514 170 5 -0.9 4.9 | 66 12 -10.8 -4.8 6 849 1524 170 5 -0.9 4.9 | 66 12 -10.8 -4.8 7 819 1829 160 20 -6.8 18.8 | 118 19 -16.7 9.0 8 789 2134 195 25 6.5 24.1 | 167 15 -3.4 14.4 9 761 2438 190 17 3.0 16.7 | 135 10 -7.0 7.0 10 734 2743 190 18 3.1 17.7 | 140 10 -6.8 8.0 11 708 3048 170 22 -3.8 21.7 | 131 18 -13.7 11.9 12 700 3139 180 25 0.0 25.0 | 147 18 -9.9 15.2 13 682 3353 185 28 2.4 27.9 | 158 20 -7.5 18.1 14 656 3658 205 26 11.0 23.6 | 184 14 1.1 13.8 15 608 4267 185 21 1.8 20.9 | 144 14 -8.1 11.2 16 564 4877 225 16 11.3 11.3 | 222 2 1.4 1.6 17 523 5486 245 15 13.6 6.3 | 313 5 3.7 -3.4 18 500 5840 235 23 18.8 13.2 | 249 10 8.9 3.4 19 483 6096 225 23 16.3 16.3 | 224 9 6.4 6.5 20 464 6401 220 25 16.1 19.2 | 213 11 6.2 9.4 21 400 7530 230 24 18.4 15.4 | 236 10 8.5 5.7 22 395 7620 230 24 18.4 15.4 | 236 10 8.5 5.7 23 363 8230 235 36 29.5 20.6 | 241 22 19.6 10.9 24 306 9449 235 64 52.4 36.7 | 238 50 42.5 26.9 25 300 9600 245 70 63.4 29.6 | 250 57 53.5 19.8 26 257 10668 250 79 74.2 27.0 | 255 67 64.3 17.3 27 250 10860 250 77 72.4 26.3 | 255 65 62.4 16.6 28 235 11278 245 72 65.3 30.4 | 250 59 55.3 20.7 29 224 11582 255 68 65.7 17.6 | 262 56 55.8 7.8 30 205 12192 270 73 73.0 -0.0 | 279 64 63.1 -9.8 31 200 12340 270 73 73.0 -0.0 | 279 64 63.1 -9.8 32 167 13484 255 80 77.3 20.7 | 261 68 67.4 10.9 33 161 13716 255 80 77.3 20.7 | 261 68 67.4 10.9 34 150 14150 260 56 55.1 9.7 | 270 45 45.2 -0.0 35 146 14326 255 60 58.0 15.5 | 263 48 48.0 5.8 36 138 14630 275 52 51.8 -4.5 | 289 44 41.9 -14.3 37 131 14935 280 58 57.1 -10.1 | 293 51 47.2 -19.8 38 125 15240 275 63 62.8 -5.5 | 286 55 52.9 -15.3 39 100 16560 250 56 52.6 19.2 | 258 44 42.7 9.4 40 97 16764 250 57 53.6 19.5 | 257 45 43.7 9.7 41 96 16796 250 54 50.7 18.5 | 258 42 40.8 8.7 42 82 17678 265 34 33.9 3.0 | 286 25 24.0 -6.8 43 78 17983 265 37 36.9 3.2 | 284 28 27.0 -6.5 44 70 18620 175 26 -2.3 25.9 | 143 20 -12.2 16.1 45 66 18898 175 26 -2.3 25.9 | 143 20 -12.2 16.1 46 62 19202 160 14 -4.8 13.2 | 103 15 -14.7 3.4 47 59 19507 50 3 -2.3 -1.9 | 46 17 -12.2 -11.7 48 55 19812 30 11 -5.5 -9.5 | 39 25 -15.4 -19.3 49 52 20117 20 12 -4.1 -11.3 | 34 25 -14.0 -21.0 Wind Parameters Mean winds (0-6000m): 195.4 at 18.5 knts Storm direction: 225.4 at 13.9 knts Shear (0-3000m) pos: 2.9 neg: 4.6 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 98.9 deg Storm rel helicity (0-3000m) pos: 164.8 neg: -57.9 tot: 106.9 m^2/s^2 ave: 35.6 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 14.8 stream: 4.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.88 Bulk Shear: 21.03 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 ------------------------------------------------------------------------------- 500 153 13 95 16| 0.0 14.8 14.8| 25.8 -4.3 21.5 43.0 0.39| 22.3 8.8 1000 153 13 97 16| 4.1 7.4 11.5| 29.9 -18.4 11.5 11.5 0.18| 15.8 2.9 1500 156 12 93 15| 2.7 7.0 9.7| 59.8 -29.7 30.2 20.1 0.25| 15.2 3.8 2000 165 14 106 14| 4.3 5.2 9.6|130.7 -36.7 93.9 47.0 0.39| 16.8 6.5 2500 172 15 113 13| 3.5 3.8 7.3|132.8 -49.5 83.2 33.3 0.30| 14.7 4.5 3000 173 16 118 13| 2.9 4.6 7.4|164.8 -57.9 106.9 35.6 0.30| 14.8 4.5 4000 181 18 132 13| 3.2 3.8 7.0|206.3 -89.8 116.5 29.1 0.25| 13.7 3.4 5000 187 18 137 11| 3.9 3.1 7.0|220.8 -89.8 131.0 26.2 0.30| 12.7 3.8 6000 195 19 148 10| 3.6 3.0 6.6|221.9-114.0 107.9 18.0 0.19| 11.9 2.2 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20260104.12.gif