UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 17 DEC 25 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 118 SFC 986 243 18.2 14.9 81 3.3 16.1 0 0 292.5 294.5 289.8 323.4 10.86 2 980 295 22.0 12.0 53 10.0 15.7 215 12 296.9 298.5 289.7 323.1 9.02 3 968 402 23.0 10.0 44 13.0 15.0 184 18 298.9 300.4 289.5 322.4 7.98 4 925 795 20.6 8.6 46 12.0 13.4 170 24 300.4 301.8 289.6 322.9 7.60 5 850 1518 13.8 6.8 63 7.0 9.7 155 23 300.6 301.9 289.5 322.3 7.31 6 813 1890 10.4 5.4 71 5.0 7.6 161 21 300.8 302.1 289.2 321.4 6.93 7 807 1952 12.2 -10.8 19 23.0 2.7 162 21 303.4 303.8 285.3 309.9 2.08 8 801 2014 15.0 -29.0 3 44.0 1.7 163 21 307.0 307.1 284.8 308.5 0.43 9 788 2152 14.6 165 20 308.0 10 783 2206 15.8 165 20 309.9 11 749 2580 13.0 172 22 310.8 12 737 2716 14.2 179 25 313.6 13 700 3147 11.2 -33.8 3 45.0 -1.3 200 15 314.9 314.9 287.4 316.0 0.31 14 692 3242 11.0 -34.0 3 45.0 -1.5 203 14 315.7 315.8 287.7 316.8 0.31 15 500 5850 -7.9 -51.9 2 44.0 -14.4 210 11 323.4 323.4 289.9 323.7 0.06 16 483 6119 -10.3 -52.3 2 42.0 -16.2 227 12 323.7 323.7 289.9 323.9 0.06 17 449 6680 -12.5 -52.5 2 40.0 -17.9 256 27 327.7 327.7 291.2 328.0 0.07 18 400 7560 -15.7 -57.7 1 42.0 -20.5 260 50 334.6 334.6 293.0 334.7 0.04 19 369 8166 -17.1 -53.1 3 36.0 -21.7 269 62 340.5 340.5 294.5 340.8 0.07 20 315 9329 -26.3 -32.3 57 6.0 -27.5 276 66 343.5 343.7 295.8 346.6 0.81 21 300 9680 -28.5 -37.5 42 9.0 -29.9 280 64 345.2 345.3 296.0 347.2 0.51 22 299 9704 -28.7 -37.7 42 9.0 -30.1 280 64 345.3 345.4 296.0 347.2 0.50 23 277 10246 -33.7 -40.7 49 7.0 -34.6 288 61 345.7 345.8 296.0 347.2 0.39 24 265 10556 -34.7 -51.7 16 17.0 -36.1 288 63 348.6 348.6 296.4 349.1 0.12 25 250 10960 -37.9 -55.9 13 18.0 -39.1 285 69 349.7 349.7 296.7 350.1 0.08 26 231 11501 -42.4 -62.1 10 19.7 -43.3 280 71 350.9 350.9 296.8 351.0 0.04 27 218 11890 -45.7 -66.7 8 21.0 -46.4 282 68 351.6 351.6 297.0 351.7 0.02 28 206 12266 -48.3 -69.3 7 21.0 -48.8 284 65 353.3 353.3 297.4 353.4 0.02 29 200 12460 -49.9 -69.9 8 20.0 -50.4 285 63 353.8 353.8 297.4 353.8 0.02 30 171 13463 -58.7 -72.7 15 14.0 -58.9 280 62 355.4 355.4 297.8 355.4 0.01 31 150 14270 -66.5 -73.5 37 7.0 -66.5 290 58 355.5 355.5 297.8 355.6 0.01 32 148 14351 -67.1 -74.1 36 7.0 -67.1 290 58 355.9 355.9 297.9 355.9 0.01 33 138 14768 -69.7 -74.1 52 4.4 -69.7 288 58 358.5 358.5 298.4 358.5 0.01 34 110 16100 -73.7 -89.7 7 16.0 -73.7 319 32 375.0 375.0 301.4 375.0 0.00 35 100 16650 -76.7 -89.7 11 13.0 -76.7 345 16 379.5 379.5 302.2 379.5 0.00 36 88 17379 -81.9 -88.9 29 7.0 -81.9 330 29 383.2 383.2 302.8 383.3 0.00 37 80 17920 -77.9 -87.9 18 10.0 -77.9 303 25 402.1 402.1 305.5 402.1 0.00 38 76 18213 -79.5 -89.5 18 10.0 -79.5 299 24 404.7 404.7 305.8 404.7 0.00 39 73 18445 -74.7 -86.7 14 12.0 -74.7 303 23 419.5 419.5 307.7 419.5 0.00 40 70 18690 -73.7 -87.7 10 14.0 -73.7 260 8 426.7 426.7 308.5 426.7 0.00 41 62 19390 -77.1 -89.1 13 12.0 -77.1 343 14 434.3 434.3 309.3 434.3 0.00 42 58 19777 -70.7 -87.7 6 17.0 -70.8 9 21 457.1 457.1 311.5 457.1 0.00 43 50 20660 -67.9 -88.9 3 21.0 -68.1 25 8 483.5 483.5 313.7 483.5 0.00 44 45 21294 -67.9 -89.9 3 22.0 -68.1 105 11 498.3 498.3 314.8 498.3 0.00 45 41 21861 -63.3 -88.3 2 25.0 -63.8 110 12 523.2 523.2 316.5 523.2 0.00 46 36 22659 -64.7 -88.7 2 24.0 -65.1 126 19 539.4 539.4 317.5 539.4 0.00 47 32 23387 -59.9 -86.9 2 27.0 -60.8 101 28 570.7 570.7 319.2 570.8 0.01 48 30 23790 -60.5 -87.5 2 27.0 -61.4 90 24 579.7 579.7 319.6 579.7 0.01 49 24 25203 -53.5 -84.5 1 31.0 -55.7 71 21 638.2 638.3 322.2 638.3 0.01 50 23 25476 -53.9 -83.9 1 30.0 -56.1 71 19 644.9 644.9 322.5 645.0 0.02 TRP 88 17379 -81.9 -88.9 29 7.0 -81.9 330 29 383.2 383.2 302.8 383.3 0.00 WND 231 11501 -42.4 -62.1 10 19.7 -43.3 280 71 350.9 350.9 296.8 351.0 0.04 Sounding variables and indices 1000-500 mb thick: 5732.00 m Freezing level: 580.25 mb = 4760.05 m = 15616.77 ft Wetbulb zero: 742.90 mb = 2648.72 m = 8689.92 ft Precipitable water: 0.59 inches Sfc-500 mean rel hum: 21.56 % Est. max temperature: 26.34 C = 79.41 F Sfc-Lift cond lev (LCL): 938.96 mb = 665.50 m = 2183.36 ft T: 21.39 C 700-500 lapse rate: 7.07 C/km ThetaE index: 14.33 C Layer 850.0- 788.0 mb Conv cond level (CCL): 602.47 mb = 4354.12 m = 14284.99 ft Mean mixing ratio: 7.89 g/kg Conv temperature: 44.71 C = 112.48 F Cap Strength: 10.37 C Lifted Index: 7.02 C Risk: None Lifted Index @300 mb: 16.54 C Lifted Index @700 mb: 9.66 C Showalter Index: 7.26 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 14.70 C K Index: -16.50 Risk: None Sweat Index: 138.60 Risk: None Energy Index: 0.55 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.96 J/kg Max Up Vert Vel: 5.28 m/s Conv Inhibition (B-): 29548.75 J/kg Cap Strength: 10.25 C Lift Cond Lev (LCL): 790.35 mb = 2127.22 m = 6978.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 214 at 13 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 ---------------------------------------------------------- 0 986 243 0 0 -0.0 -0.0 | 34 13 -7.5 -11.0 1 979 305 190 14 2.4 13.8 | 119 6 -5.0 2.8 2 945 610 170 27 -4.7 26.6 | 142 20 -12.2 15.6 3 925 795 170 24 -4.2 23.6 | 137 17 -11.6 12.7 4 912 914 165 24 -6.2 23.2 | 132 18 -13.7 12.2 5 850 1518 155 23 -9.7 20.8 | 120 20 -17.2 9.9 6 790 2134 165 20 -5.2 19.3 | 123 15 -12.7 8.4 7 762 2438 165 18 -4.7 17.4 | 118 14 -12.1 6.4 8 735 2743 180 26 0.0 26.0 | 154 17 -7.5 15.0 9 700 3147 200 15 5.1 14.1 | 143 4 -2.3 3.1 10 657 3658 215 10 5.7 8.2 | 32 3 -1.7 -2.8 11 609 4267 205 18 7.6 16.3 | 181 5 0.1 5.3 12 523 5486 195 15 3.9 14.5 | 134 5 -3.6 3.5 13 500 5850 210 11 5.5 9.5 | 54 2 -2.0 -1.4 14 484 6096 225 11 7.8 7.8 | 355 3 0.3 -3.2 15 465 6401 255 20 19.3 5.2 | 296 13 11.8 -5.8 16 400 7560 260 50 49.2 8.7 | 273 42 41.8 -2.3 17 365 8230 270 63 63.0 -0.0 | 281 57 55.5 -11.0 18 336 8839 270 68 68.0 -0.0 | 280 62 60.5 -11.0 19 300 9680 280 64 63.0 -11.1 | 292 60 55.6 -22.1 20 272 10363 290 60 56.4 -20.5 | 303 58 48.9 -31.5 21 250 10960 285 69 66.6 -17.9 | 296 66 59.2 -28.8 22 231 11501 280 71 69.9 -12.3 | 290 67 62.4 -23.3 23 228 11582 280 71 69.9 -12.3 | 290 67 62.4 -23.3 24 200 12460 285 63 60.9 -16.3 | 297 60 53.4 -27.3 25 172 13411 280 62 61.1 -10.8 | 292 58 53.6 -21.7 26 150 14270 290 58 54.5 -19.8 | 303 56 47.0 -30.8 27 141 14630 290 58 54.5 -19.8 | 303 56 47.0 -30.8 28 127 15240 280 56 55.1 -9.7 | 293 52 47.7 -20.7 29 100 16650 345 16 4.1 -15.5 | 7 27 -3.3 -26.4 30 98 16764 330 13 6.5 -11.3 | 3 22 -1.0 -22.2 31 93 17069 350 18 3.1 -17.7 | 9 29 -4.4 -28.7 32 88 17374 350 25 4.3 -24.6 | 5 36 -3.1 -35.6 33 88 17379 330 29 14.5 -25.1 | 349 37 7.0 -36.1 34 84 17678 335 29 12.3 -26.3 | 353 38 4.8 -37.2 35 79 17983 295 24 21.8 -10.1 | 326 25 14.3 -21.1 36 71 18593 305 23 18.8 -13.2 | 335 27 11.4 -24.2 37 70 18690 260 8 7.9 1.4 | 358 10 0.4 -9.6 38 68 18898 280 6 5.9 -1.0 | 7 12 -1.6 -12.0 39 64 19202 330 10 5.0 -8.7 | 7 20 -2.5 -19.6 40 58 19812 10 21 -3.6 -20.7 | 19 34 -11.1 -31.6 41 55 20117 355 11 1.0 -11.0 | 17 23 -6.5 -21.9 42 50 20660 25 8 -3.4 -7.3 | 31 21 -10.9 -18.2 43 49 20726 15 12 -3.1 -11.6 | 25 25 -10.6 -22.6 44 47 21031 105 12 -11.6 3.1 | 68 21 -19.1 -7.9 45 45 21336 105 11 -10.6 2.8 | 66 20 -18.1 -8.1 46 43 21641 145 10 -5.7 8.2 | 78 14 -13.2 -2.8 47 41 21946 100 12 -11.8 2.1 | 65 21 -19.3 -8.9 48 37 22555 145 14 -8.0 11.5 | 92 16 -15.5 0.5 49 35 22860 95 27 -26.9 2.4 | 76 35 -34.4 -8.6 50 30 23774 105 28 -27.0 7.2 | 84 35 -34.5 -3.7 51 30 23790 90 24 -24.0 0.0 | 71 33 -31.5 -11.0 52 24 24689 70 21 -19.7 -7.2 | 56 33 -27.2 -18.1 53 20 25298 75 12 -11.6 -3.1 | 54 24 -19.1 -14.1 54 19 25603 135 20 -14.1 14.1 | 98 22 -21.6 3.2 Wind Parameters Mean winds (0-6000m): 184.3 at 17.7 knts Storm direction: 214.3 at 13.3 knts Shear (0-3000m) pos: 3.3 neg: 0.9 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 100.3 deg Storm rel helicity (0-3000m) pos: 75.0 neg: -43.7 tot: 31.3 m^2/s^2 ave: 10.4 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 11.9 stream: 3.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 6.60 Bulk Shear: 2.12 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 ------------------------------------------------------------------------------- 500 175 20 135 13| 25.6 0.0 25.6| 30.5 -6.4 24.1 48.2 0.55| 33.3 18.4 1000 169 22 133 16| 12.8 2.4 15.1| 30.5 -27.7 2.8 2.8 0.36| 19.1 7.0 1500 165 22 129 17| 8.5 1.9 10.4| 32.7 -36.5 -3.8 -2.5 0.30| 13.9 4.2 2000 164 22 127 17| 5.8 1.4 7.3| 35.2 -38.3 -3.1 -1.5 0.28| 11.4 3.2 2500 166 22 128 16| 6.2 1.1 7.4| 71.9 -41.2 30.7 12.3 0.38| 11.3 4.3 3000 169 21 131 15| 3.3 0.9 4.2| 75.0 -43.7 31.3 10.4 0.28| 11.9 3.4 4000 176 19 133 12| 2.1 0.4 2.6| 76.3 -45.7 30.6 7.7 0.24| 10.6 2.5 5000 181 19 137 11| 1.7 0.6 2.3| 76.3 -50.0 26.3 5.3 0.19| 8.8 1.7 6000 184 18 137 9| 1.7 0.5 2.1| 76.3 -59.4 16.9 2.8 0.05| 8.6 0.4 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251217.00.gif