UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 24 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 116 SFC 986 243 19.4 19.1 98 0.3 19.2 350 4 293.7 296.3 292.9 334.4 14.25 2 951 552 19.4 15.8 80 3.6 17.0 21 15 296.8 298.9 292.1 331.3 11.95 3 925 789 18.2 13.2 73 5.0 15.0 45 17 297.9 299.8 291.2 328.1 10.36 4 921 826 18.0 13.0 73 5.0 14.8 46 17 298.1 299.9 291.2 328.0 10.27 5 850 1510 15.4 11.9 80 3.5 13.1 30 3 302.3 304.2 292.5 332.9 10.35 6 700 3134 6.2 4.5 89 1.7 5.2 280 6 309.4 310.8 292.4 332.6 7.57 7 687 3288 5.4 3.5 88 1.9 4.3 287 9 310.1 311.5 292.3 332.2 7.18 8 644 3813 0.8 0.5 98 0.3 0.7 258 9 310.7 311.9 291.7 329.8 6.17 9 570 4793 -1.5 -1.5 100 0.0 -1.5 283 18 319.0 320.2 293.9 338.3 6.03 10 500 5830 -6.5 -7.0 96 0.5 -6.7 300 31 325.1 326.0 294.3 340.1 4.53 11 400 7540 -16.5 -17.9 89 1.4 -17.0 305 36 333.5 334.0 294.7 341.8 2.34 12 365 8222 -20.7 -22.1 88 1.4 -21.1 305 42 336.8 337.2 295.1 343.2 1.78 13 300 9640 -31.1 -32.8 85 1.7 -31.4 295 58 341.5 341.7 295.4 344.6 0.81 14 282 10078 -34.7 -37.0 80 2.3 -35.0 296 58 342.5 342.6 295.4 344.7 0.57 15 250 10910 -41.9 -44.2 78 2.3 -42.1 300 59 343.8 343.8 295.5 345.0 0.30 16 227 11552 -47.9 -50.9 71 3.0 -48.1 302 61 344.2 344.3 295.5 344.9 0.16 17 200 12370 -55.5 -57.9 74 2.4 -55.6 305 64 344.9 344.9 295.6 345.2 0.08 18 189 12728 -59.1 -61.0 78 1.9 -59.2 305 65 344.7 344.7 295.5 344.9 0.05 19 183 12930 -60.7 -65.2 55 4.5 -60.8 305 64 345.3 345.3 295.6 345.4 0.03 20 177 13136 -62.9 -65.5 71 2.6 -62.9 305 64 345.0 345.0 295.6 345.1 0.03 21 170 13384 -64.7 -66.3 80 1.6 -64.7 305 72 346.0 346.0 295.8 346.1 0.03 22 150 14140 -69.5 -74.4 49 4.9 -69.5 300 104 350.4 350.4 296.7 350.4 0.01 23 146 14301 -70.5 -76.0 44 5.5 -70.5 295 104 351.3 351.3 296.9 351.4 0.01 24 143 14424 -71.3 -77.3 40 6.0 -71.3 295 104 352.0 352.1 297.1 352.1 0.01 25 136 14719 -73.1 -76.6 59 3.5 -73.1 293 102 354.0 354.0 297.5 354.0 0.01 26 130 14982 -74.5 -79.2 48 4.7 -74.5 285 97 356.0 356.0 297.9 356.1 0.01 27 122 15354 -71.1 -83.1 15 12.0 -71.2 282 95 368.8 368.8 300.4 368.8 0.00 28 105 16241 -71.3 -86.3 9 15.0 -71.3 246 55 384.6 384.6 303.0 384.6 0.00 29 101 16471 -70.9 -86.9 8 16.0 -71.0 249 42 389.6 389.6 303.8 389.6 0.00 30 100 16530 -70.9 -86.9 8 16.0 -71.0 250 39 390.7 390.7 303.9 390.7 0.00 31 83 17619 -74.9 -87.9 12 13.0 -74.9 254 31 404.0 404.0 305.7 404.0 0.00 32 70 18620 -69.3 -88.3 5 19.0 -69.4 195 21 436.1 436.1 309.5 436.1 0.00 33 68 18794 -67.5 -88.5 4 21.0 -67.7 192 22 443.6 443.6 310.3 443.7 0.00 34 63 19249 -71.1 -89.1 5 18.0 -71.2 275 2 445.5 445.5 310.4 445.5 0.00 35 53 20292 -62.7 -88.7 2 26.0 -63.1 271 12 487.5 487.5 314.0 487.5 0.00 36 51 20528 -63.7 -85.7 3 22.0 -64.0 242 18 490.6 490.6 314.2 490.6 0.00 37 50 20650 -62.3 -84.3 4 22.0 -62.7 205 26 496.7 496.7 314.7 496.7 0.01 38 42 21741 -56.7 -86.7 1 30.0 -57.7 236 9 535.9 535.9 317.3 536.0 0.01 39 40 22049 -58.1 -87.1 1 29.0 -59.0 298 6 539.9 539.9 317.5 540.0 0.00 TRP 130 14982 -74.5 -79.2 48 4.7 -74.5 285 97 356.0 356.0 297.9 356.1 0.01 WND 146 14301 -70.5 -76.0 44 5.5 -70.5 295 104 351.3 351.3 296.9 351.4 0.01 Sounding variables and indices 1000-500 mb thick: 5714.00 m Freezing level: 618.26 mb = 4154.12 m = 13628.85 ft Wetbulb zero: 621.33 mb = 4101.06 m = 13454.75 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 89.35 % Est. max temperature: 28.52 C = 83.34 F Sfc-Lift cond lev (LCL): 981.96 mb = 278.16 m = 912.57 ft T: 19.40 C 700-500 lapse rate: 4.71 C/km ThetaE index: 6.37 C Layer 951.0- 850.0 mb Conv cond level (CCL): 799.61 mb = 2021.17 m = 6631.06 ft Mean mixing ratio: 11.47 g/kg Conv temperature: 30.15 C = 86.26 F Cap Strength: 3.11 C Lifted Index: 4.50 C Risk: None Lifted Index @300 mb: 8.84 C Lifted Index @700 mb: 1.67 C Showalter Index: 3.38 C Risk: None Total Totals Index: 40.30 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 18.40 C K Index: 32.10 Risk: 60-80 % chance of thunderstorms Sweat Index: 179.80 Risk: None Energy Index: 1.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.06 J/kg Max Up Vert Vel: 6.49 m/s Conv Inhibition (B-): 16579.73 J/kg Cap Strength: 4.31 C Lift Cond Lev (LCL): 886.77 mb = 1149.00 m = 3769.63 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 at 10 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 ---------------------------------------------------------- 0 986 243 350 4 0.7 -3.9 | 130 7 -5.1 4.3 1 979 305 5 13 -1.1 -13.0 | 55 8 -6.9 -4.7 2 945 610 25 16 -6.8 -14.5 | 63 14 -12.5 -6.3 3 925 789 45 17 -12.0 -12.0 | 78 18 -17.8 -3.8 4 911 914 50 17 -13.0 -10.9 | 82 19 -18.8 -2.7 5 879 1219 75 10 -9.7 -2.6 | 110 16 -15.4 5.6 6 850 1510 30 3 -1.5 -2.6 | 128 9 -7.3 5.6 7 849 1524 355 1 0.1 -1.0 | 142 9 -5.7 7.2 8 789 2134 205 7 3.0 6.3 | 169 15 -2.8 14.5 9 761 2438 225 8 5.7 5.7 | 180 14 -0.1 13.9 10 707 3048 280 10 9.8 -1.7 | 212 8 4.1 6.5 11 700 3134 280 6 5.9 -1.0 | 181 7 0.1 7.2 12 681 3353 290 11 10.3 -3.8 | 226 6 4.6 4.4 13 656 3658 265 10 10.0 0.9 | 205 10 4.2 9.1 14 631 3962 250 7 6.6 2.4 | 184 11 0.8 10.6 15 608 4267 270 10 10.0 -0.0 | 207 9 4.2 8.2 16 563 4877 285 19 18.4 -4.9 | 255 13 12.6 3.3 17 542 5182 275 18 17.9 -1.6 | 241 14 12.2 6.6 18 522 5486 300 20 17.3 -10.0 | 279 12 11.5 -1.8 19 500 5830 300 31 26.8 -15.5 | 289 22 21.1 -7.3 20 483 6096 300 33 28.6 -16.5 | 290 24 22.8 -8.3 21 400 7540 305 36 29.5 -20.6 | 298 27 23.7 -12.4 22 364 8230 305 42 34.4 -24.1 | 299 33 28.6 -15.9 23 300 9640 295 58 52.6 -24.5 | 289 50 46.8 -16.3 24 295 9754 295 58 52.6 -24.5 | 289 50 46.8 -16.3 25 250 10910 300 59 51.1 -29.5 | 295 50 45.3 -21.3 26 200 12370 305 64 52.4 -36.7 | 301 55 46.7 -28.5 27 186 12802 305 65 53.2 -37.3 | 301 56 47.5 -29.1 28 177 13106 305 63 51.6 -36.1 | 301 54 45.8 -27.9 29 153 14021 305 93 76.2 -53.3 | 303 84 70.4 -45.1 30 150 14140 300 104 90.1 -52.0 | 297 95 84.3 -43.8 31 146 14301 295 104 94.3 -44.0 | 292 95 88.5 -35.7 32 138 14630 295 104 94.3 -44.0 | 292 95 88.5 -35.7 33 130 14982 285 97 93.7 -25.1 | 281 90 87.9 -16.9 34 118 15545 280 94 92.6 -16.3 | 275 87 86.8 -8.1 35 107 16154 245 60 54.4 25.4 | 235 59 48.6 33.6 36 100 16530 250 39 36.6 13.3 | 235 38 30.9 21.5 37 96 16764 250 39 36.6 13.3 | 235 38 30.9 21.5 38 87 17374 260 31 30.5 5.4 | 241 28 24.8 13.6 39 78 17983 245 31 28.1 13.1 | 226 31 22.3 21.3 40 70 18593 250 23 21.6 7.9 | 225 23 15.8 16.1 41 70 18620 195 21 5.4 20.3 | 179 28 -0.3 28.5 42 67 18898 190 22 3.8 21.7 | 176 30 -2.0 29.9 43 64 19202 280 1 1.0 -0.2 | 149 9 -4.8 8.0 44 57 19812 225 12 8.5 8.5 | 189 17 2.7 16.7 45 55 20117 265 14 13.9 1.2 | 221 12 8.2 9.4 46 52 20422 275 11 11.0 -1.0 | 216 9 5.2 7.2 47 50 20650 205 26 11.0 23.6 | 189 32 5.2 31.8 48 46 21031 200 26 8.9 24.4 | 185 33 3.1 32.6 49 43 21336 205 11 4.6 10.0 | 176 18 -1.1 18.2 50 38 21946 15 1 -0.3 -1.0 | 140 9 -6.0 7.2 51 35 22250 45 16 -11.3 -11.3 | 80 17 -17.1 -3.1 Wind Parameters Mean winds (0-6000m): 294.9 at 13.4 knts Storm direction: 324.9 at 10.0 knts Shear (0-3000m) pos: 1.6 neg: 2.7 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 72.0 deg Storm rel helicity (0-3000m) pos: 124.2 neg: -26.7 tot: 97.5 m^2/s^2 ave: 32.5 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 12.3 stream: 3.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.45 Bulk Shear: 46.31 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 20 14 64 12| 14.9 0.0 14.9| 16.7 -15.3 1.4 2.9 -0.29| 20.5 -5.8 1000 37 14 78 15| 5.0 0.0 5.0| 68.0 -15.3 52.8 52.8 0.16| 16.5 2.7 1500 38 11 88 13| 3.3 4.0 7.3| 86.3 -15.3 71.0 47.4 0.28| 15.4 4.3 2000 42 10 95 12| 2.5 4.1 6.6| 95.5 -19.6 75.8 37.9 0.27| 14.2 3.9 2500 38 9 94 12| 1.2 3.3 4.4|112.8 -19.6 93.2 37.3 0.33| 12.6 4.1 3000 8 9 82 7| 1.6 2.7 4.3|124.2 -26.7 97.5 32.5 0.30| 12.3 3.7 4000 309 9 210 3| 1.3 2.4 3.7|137.2 -42.1 95.2 23.8 0.25| 11.1 2.7 5000 291 11 223 6| 1.3 2.1 3.4|166.2 -50.5 115.7 23.1 0.29| 10.2 3.0 6000 295 13 248 7| 2.5 1.7 4.2|205.3 -50.5 154.8 25.8 0.33| 10.2 3.3 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20250424.12.gif