UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042112.upa.cvt Date: 1200Z 21 APR 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 21 APR 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 130 SFC 988 243 18.2 17.6 96 0.6 17.8 180 2 292.4 294.7 291.4 329.0 12.92 2 980 311 17.0 15.8 93 1.2 16.3 148 7 291.8 293.9 290.2 324.7 11.59 3 968 415 19.8 13.8 68 6.0 16.0 126 6 295.7 297.5 290.4 325.4 10.29 4 956 521 20.0 13.0 64 7.0 15.5 104 5 296.9 298.7 290.5 325.6 9.89 5 943 638 21.4 12.4 56 9.0 15.7 99 4 299.5 301.3 291.1 327.8 9.63 6 925 802 20.6 12.6 60 8.0 15.5 180 2 300.4 302.2 291.6 329.7 9.96 7 899 1048 18.6 13.6 73 5.0 15.4 218 5 300.8 302.8 292.5 333.0 10.95 8 887 1163 19.0 4.0 37 15.0 10.6 234 5 302.3 303.4 288.6 319.6 5.75 9 874 1290 18.4 2.4 34 16.0 9.7 252 6 303.0 304.0 288.3 318.7 5.21 10 850 1528 16.8 1.8 36 15.0 8.7 285 7 303.7 304.7 288.5 319.3 5.13 11 837 1659 15.6 1.6 39 14.0 8.0 282 7 303.8 304.8 288.5 319.4 5.13 12 807 1968 14.6 -13.4 13 28.0 3.3 274 6 305.9 306.3 285.8 311.4 1.68 13 772 2341 11.8 -0.2 44 12.0 5.5 240 10 306.8 307.8 289.3 321.9 4.88 14 716 2968 8.6 -7.4 31 16.0 1.4 200 10 310.0 310.6 288.6 319.7 3.06 15 700 3154 7.0 -2.0 53 9.0 2.4 200 10 310.2 311.1 290.3 325.0 4.72 16 669 3523 3.8 -0.8 72 4.6 1.4 200 14 310.7 311.7 291.0 327.5 5.40 17 659 3645 3.4 -4.6 56 8.0 -0.4 200 15 311.6 312.4 290.2 324.6 4.12 18 654 3707 2.8 -0.1 81 2.9 1.3 201 15 311.6 312.7 291.6 329.7 5.82 19 612 4239 -1.5 -2.6 92 1.1 -2.0 214 15 312.6 313.6 291.4 328.8 5.17 20 597 4436 -1.5 -9.5 54 8.0 -4.9 218 19 314.8 315.4 290.2 324.9 3.12 21 588 4557 1.2 -26.8 10 28.0 -7.0 220 23 319.3 319.5 289.3 321.9 0.72 22 530 5383 -4.1 -15.1 42 11.0 -8.3 240 40 322.6 323.1 291.7 330.2 2.23 23 500 5840 -6.7 -17.7 41 11.0 -10.6 260 41 324.9 325.2 292.1 331.4 1.90 24 428 7033 -15.3 -26.3 38 11.0 -18.1 260 45 328.7 328.9 292.4 332.4 1.04 25 400 7540 -19.3 -26.3 54 7.0 -21.0 255 52 329.9 330.1 292.7 333.9 1.12 26 387 7785 -21.5 -24.8 75 3.3 -22.3 260 56 330.2 330.4 293.0 334.9 1.32 27 366 8195 -23.5 -25.1 87 1.6 -23.9 269 62 332.8 333.1 293.7 337.7 1.36 28 324 9075 -30.1 -32.7 78 2.6 -30.5 267 71 335.5 335.6 293.9 338.3 0.75 29 308 9434 -31.7 -38.7 50 7.0 -32.6 266 75 338.1 338.2 294.3 339.8 0.44 30 300 9620 -33.3 -38.3 61 5.0 -34.0 265 77 338.4 338.5 294.4 340.2 0.47 31 263 10535 -39.3 -43.8 62 4.5 -39.7 269 89 342.6 342.7 295.3 343.8 0.30 32 252 10826 -42.1 -45.2 72 3.1 -42.3 270 93 342.7 342.7 295.2 343.8 0.27 33 250 10880 -42.5 -45.8 70 3.3 -42.8 270 94 342.9 342.9 295.3 343.9 0.25 34 233 11353 -46.3 -52.3 51 6.0 -46.6 266 97 344.1 344.1 295.4 344.6 0.13 35 200 12350 -54.9 -58.9 61 4.0 -55.0 255 100 345.8 345.8 295.8 346.1 0.07 36 192 12608 -56.9 -61.5 56 4.6 -57.0 254 101 346.7 346.7 296.0 346.9 0.05 37 191 12641 -57.3 -60.6 66 3.3 -57.4 254 101 346.6 346.6 295.9 346.8 0.06 38 173 13259 -60.7 -72.7 19 12.0 -60.8 252 104 350.9 350.9 296.8 350.9 0.01 39 159 13778 -64.5 -75.3 21 10.8 -64.6 250 107 353.1 353.1 297.3 353.1 0.01 40 150 14130 -67.1 -77.1 23 10.0 -67.2 250 101 354.5 354.5 297.6 354.5 0.01 41 133 14847 -72.9 -79.9 34 7.0 -72.9 256 96 356.6 356.6 298.0 356.6 0.01 42 126 15165 -71.5 -85.5 11 14.0 -71.5 258 93 364.7 364.7 299.6 364.7 0.00 43 109 16008 -78.3 -87.3 22 9.0 -78.3 265 87 367.3 367.3 300.1 367.3 0.00 44 101 16443 -78.7 -87.7 22 9.0 -78.7 278 81 374.6 374.6 301.4 374.6 0.00 45 100 16500 -78.9 -88.9 18 10.0 -78.9 280 80 375.3 375.3 301.5 375.3 0.00 46 87 17302 -73.3 -88.3 8 15.0 -73.3 250 44 401.8 401.8 305.5 401.8 0.00 47 79 17863 -74.5 -89.5 8 15.0 -74.6 266 35 410.6 410.6 306.6 410.6 0.00 48 70 18570 -71.9 -89.9 5 18.0 -72.0 250 20 430.6 430.6 308.9 430.6 0.00 49 69 18655 -71.9 -89.9 5 18.0 -72.0 248 17 432.3 432.3 309.1 432.3 0.00 50 66 18923 -66.5 -88.5 3 22.0 -66.7 258 19 449.6 449.6 310.8 449.6 0.00 51 63 19206 -67.5 -89.5 3 22.0 -67.7 239 22 453.4 453.4 311.2 453.4 0.00 52 50 20620 -63.3 -88.3 2 25.0 -63.7 335 10 494.3 494.3 314.5 494.3 0.00 53 42 21702 -57.7 -85.7 2 28.0 -58.6 159 10 533.5 533.5 317.1 533.5 0.01 54 37 22497 -59.5 -86.5 2 27.0 -60.3 43 13 548.5 548.5 318.0 548.6 0.01 55 30 23820 -54.9 -84.9 1 30.0 -56.5 85 12 595.0 595.0 320.4 595.0 0.01 56 22 25831 -48.7 -81.7 1 33.0 -52.3 89 22 668.6 668.6 323.4 668.8 0.02 TRP 109 16008 -78.3 -87.3 22 9.0 -78.3 265 87 367.3 367.3 300.1 367.3 0.00 WND 159 13778 -64.5 -75.3 21 10.8 -64.6 250 107 353.1 353.1 297.3 353.1 0.01 Sounding variables and indices 1000-500 mb thick: 5710.00 m Freezing level: 626.65 mb = 4053.19 m = 13297.69 ft Freezing level: 592.00 mb = 4503.47 m = 14774.98 ft Freezing level: 574.87 mb = 4744.41 m = 15565.46 ft Wetbulb zero: 661.15 mb = 3618.88 m = 11872.82 ft Precipitable water: 1.09 inches Sfc-500 mean rel hum: 48.06 % Est. max temperature: 29.62 C = 85.32 F Sfc-Lift cond lev (LCL): 979.54 mb = 315.43 m = 1034.85 ft T: 17.11 C 700-500 lapse rate: 5.10 C/km ThetaE index: 14.24 C Layer 887.0- 850.0 mb Conv cond level (CCL): 728.25 mb = 2826.40 m = 9272.85 ft Mean mixing ratio: 10.17 g/kg Conv temperature: 35.07 C = 95.13 F Cap Strength: 5.46 C Lifted Index: 5.50 C Risk: None Lifted Index @300 mb: 8.28 C Lifted Index @700 mb: 3.41 C Showalter Index: 10.10 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 8.50 C K Index: 16.30 Risk: < 20 % chance of thunderstorms Sweat Index: 76.60 Risk: None Energy Index: 2.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 37.68 J/kg Max Up Vert Vel: 8.68 m/s Conv Inhibition (B-): 27254.56 J/kg Cap Strength: 5.49 C Lift Cond Lev (LCL): 850.26 mb = 1525.37 m = 5004.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 264 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 ---------------------------------------------------------- 0 988 243 180 2 0.0 2.0 | 93 13 -13.2 0.7 1 981 305 150 7 -3.5 6.1 | 106 17 -16.7 4.8 2 946 610 85 4 -4.0 -0.3 | 85 17 -17.2 -1.6 3 925 802 180 2 0.0 2.0 | 93 13 -13.2 0.7 4 913 914 200 4 1.4 3.8 | 102 12 -11.9 2.5 5 850 1528 285 7 6.8 -1.8 | 64 7 -6.5 -3.1 6 791 2134 270 6 6.0 -0.0 | 80 7 -7.2 -1.3 7 762 2438 225 12 8.5 8.5 | 147 9 -4.7 7.2 8 735 2743 185 10 0.9 10.0 | 125 15 -12.3 8.7 9 709 3048 205 10 4.2 9.1 | 131 12 -9.0 7.8 10 700 3154 200 10 3.4 9.4 | 130 13 -9.8 8.1 11 657 3658 200 15 5.1 14.1 | 148 15 -8.1 12.8 12 609 4267 215 15 8.6 12.3 | 157 12 -4.6 11.0 13 543 5182 230 40 30.6 25.7 | 215 30 17.4 24.4 14 503 5791 260 41 40.4 7.1 | 258 28 27.2 5.8 15 500 5840 260 41 40.4 7.1 | 258 28 27.2 5.8 16 483 6096 265 41 40.8 3.6 | 265 28 27.6 2.3 17 429 7010 260 44 43.3 7.6 | 258 31 30.1 6.4 18 412 7315 255 55 53.1 14.2 | 252 42 39.9 13.0 19 400 7540 255 52 50.2 13.5 | 252 39 37.0 12.2 20 364 8230 270 63 63.0 -0.0 | 271 50 49.8 -1.3 21 300 9620 265 77 76.7 6.7 | 265 64 63.5 5.4 22 250 10880 270 94 94.0 -0.0 | 271 81 80.8 -1.3 23 205 12192 260 102 100.5 17.7 | 259 89 87.2 16.4 24 200 12350 255 100 96.6 25.9 | 254 87 83.4 24.6 25 159 13778 250 107 100.5 36.6 | 248 94 87.3 35.3 26 153 14021 250 107 100.5 36.6 | 248 94 87.3 35.3 27 150 14130 250 101 94.9 34.5 | 248 88 81.7 33.3 28 109 16008 265 87 86.7 7.6 | 265 74 73.4 6.3 29 100 16500 280 80 78.8 -13.9 | 283 67 65.6 -15.2 30 96 16764 280 80 78.8 -13.9 | 283 67 65.6 -15.2 31 91 17069 250 56 52.6 19.2 | 246 43 39.4 17.9 32 86 17374 250 41 38.5 14.0 | 243 28 25.3 12.7 33 77 17983 270 34 34.0 -0.0 | 274 21 20.8 -1.3 34 73 18288 265 36 35.9 3.1 | 265 23 22.6 1.9 35 70 18570 250 20 18.8 6.8 | 225 8 5.6 5.6 36 70 18593 245 16 14.5 6.8 | 193 6 1.3 5.5 37 66 18898 260 19 18.7 3.3 | 250 6 5.5 2.0 38 60 19507 220 25 16.1 19.2 | 189 18 2.9 17.9 39 57 19812 265 16 15.9 1.4 | 268 3 2.7 0.1 40 52 20422 165 13 -3.4 12.6 | 124 20 -16.6 11.3 41 50 20620 335 10 4.2 -9.1 | 41 14 -9.0 -10.3 42 49 20726 340 1 0.3 -0.9 | 80 13 -12.9 -2.2 43 47 21031 215 10 5.7 8.2 | 133 10 -7.5 6.9 44 45 21336 190 12 2.1 11.8 | 133 15 -11.1 10.5 45 42 21641 175 10 -0.9 10.0 | 122 17 -14.1 8.7 46 39 22250 35 13 -7.5 -10.6 | 60 24 -20.7 -11.9 47 30 23820 85 12 -12.0 -1.0 | 85 25 -25.2 -2.3 48 26 24384 75 16 -15.5 -4.1 | 79 29 -28.7 -5.4 49 21 25298 95 24 -23.9 2.1 | 91 37 -37.1 0.8 50 18 25908 70 23 -21.6 -7.9 | 75 36 -34.8 -9.2 51 16 26213 70 20 -18.8 -6.8 | 76 33 -32.0 -8.1 Wind Parameters Mean winds (0-6000m): 234.5 at 17.7 knts Storm direction: 264.5 at 13.3 knts Shear (0-3000m) pos: 1.9 neg: 2.3 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 40.2 deg Storm rel helicity (0-3000m) pos: 46.5 neg: -46.7 tot: -0.2 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: 0.07 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 0.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.74 Bulk Shear: 50.89 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 ------------------------------------------------------------------------------- 500 128 5 96 17| 0.0 1.3 1.3| 17.0 -21.8 -4.8 -9.5 -0.03| 14.0 -0.4 1000 168 4 102 14| 3.3 0.7 3.9| 23.6 -23.9 -0.3 -0.3 0.03| 10.7 0.4 1500 231 5 102 9| 2.9 0.4 3.4| 24.9 -31.6 -6.8 -4.5 -0.10| 8.9 -0.9 2000 253 5 93 8| 2.2 0.9 3.1| 30.9 -31.6 -0.8 -0.4 0.03| 7.7 0.2 2500 236 7 107 8| 1.8 2.7 4.5| 39.0 -45.9 -7.0 -2.8 0.03| 9.1 0.3 3000 223 7 115 9| 1.9 2.3 4.2| 46.5 -46.7 -0.2 -0.1 0.07| 8.5 0.6 4000 214 9 127 10| 2.0 1.7 3.7| 67.3 -46.7 20.7 5.2 0.16| 7.4 1.2 5000 220 13 150 10| 4.2 1.4 5.5|178.7 -46.7 132.1 26.4 0.35| 8.7 3.0 6000 234 18 188 9| 4.2 1.1 5.3|346.0 -49.6 296.4 49.4 0.48| 9.3 4.4 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20250421.12.gif