UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025043012.upa.cvt Date: 1200Z 30 APR 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 30 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 147 SFC 989 243 12.2 11.7 97 0.5 11.9 0 0 286.3 287.8 285.5 310.6 8.76 2 983 294 12.0 10.1 88 1.9 10.9 99 6 286.6 287.9 284.8 308.6 7.91 3 955 535 14.6 9.6 72 5.0 11.7 89 10 291.6 293.0 286.8 314.0 7.87 4 941 660 18.2 6.2 45 12.0 11.4 88 9 296.5 297.6 287.1 315.0 6.32 5 935 715 18.2 5.2 42 13.0 11.0 96 8 297.0 298.1 286.9 314.5 5.93 6 925 806 17.6 3.6 39 14.0 10.0 110 5 297.3 298.3 286.4 313.1 5.36 7 850 1524 14.2 -5.8 25 20.0 5.1 140 5 301.0 301.6 285.3 310.0 2.91 8 787 2169 11.0 -13.0 17 24.0 1.5 300 2 304.3 304.6 285.3 310.0 1.78 9 758 2483 13.0 -29.0 4 42.0 0.4 252 8 309.7 309.8 285.8 311.3 0.46 10 700 3145 8.6 -22.4 9 31.0 -1.7 205 10 312.0 312.2 287.1 315.1 0.90 11 627 4044 2.4 -32.6 5 35.0 -6.5 232 11 314.9 315.0 287.5 316.3 0.39 12 559 4964 -1.5 -41.5 3 40.0 -9.7 243 25 320.8 320.8 289.2 321.5 0.18 13 500 5840 -8.5 -36.5 8 28.0 -14.3 240 31 322.7 322.7 289.9 323.9 0.34 14 483 6108 -10.5 -38.5 8 28.0 -15.8 240 32 323.4 323.5 290.1 324.5 0.28 15 470 6318 -10.1 -49.1 2 39.0 -16.0 239 37 326.5 326.5 290.8 326.8 0.09 16 400 7540 -19.5 -39.5 15 20.0 -22.7 240 49 329.6 329.7 291.9 330.8 0.31 17 391 7708 -21.1 -36.1 25 15.0 -23.7 240 49 329.7 329.8 292.1 331.4 0.45 18 300 9600 -36.7 -54.7 14 18.0 -37.8 250 59 333.6 333.7 292.8 334.0 0.08 19 289 9858 -38.9 -57.9 12 19.0 -39.8 249 59 334.1 334.1 292.9 334.3 0.05 20 250 10840 -45.9 -61.9 15 16.0 -46.4 245 61 337.8 337.8 293.8 338.0 0.04 21 246 10947 -46.5 -62.5 15 16.0 -47.0 245 62 338.5 338.5 294.0 338.6 0.03 22 200 12300 -53.9 -72.9 8 19.0 -54.2 250 75 347.4 347.4 296.1 347.5 0.01 23 166 13475 -60.5 -79.5 7 19.0 -60.7 260 72 355.4 355.4 297.8 355.4 0.00 24 150 14100 -63.5 -82.5 6 19.0 -63.6 260 80 360.7 360.7 298.8 360.7 0.00 25 130 14973 -67.4 -84.3 7 16.9 -67.5 260 90 368.8 368.8 300.4 368.8 0.00 26 100 16530 -74.5 -87.5 12 13.0 -74.5 245 57 383.8 383.8 302.9 383.8 0.00 27 86 17415 -72.5 -88.5 7 16.0 -72.6 242 35 404.7 404.7 305.8 404.7 0.00 28 79 17912 -74.9 -88.9 10 14.0 -74.9 256 23 409.7 409.7 306.5 409.7 0.00 29 70 18620 -72.5 -89.5 6 17.0 -72.6 260 15 429.3 429.3 308.7 429.3 0.00 30 64 19144 -73.5 -90.5 6 17.0 -73.6 275 15 438.2 438.2 309.7 438.2 0.00 31 61 19428 -67.9 -89.9 3 22.0 -68.1 209 18 456.8 456.8 311.5 456.8 0.00 32 50 20630 -65.1 -89.1 2 24.0 -65.4 290 10 490.1 490.1 314.2 490.1 0.00 33 46 21140 -61.9 -87.9 2 26.0 -62.4 301 10 509.6 509.6 315.6 509.6 0.00 34 30 23830 -53.5 -84.5 1 31.0 -55.4 230 6 598.8 598.8 320.6 598.9 0.01 35 23 25556 -49.3 -82.3 1 33.0 -52.7 184 10 658.4 658.4 323.0 658.6 0.02 TRP 100 16530 -74.5 -87.5 12 13.0 -74.5 245 57 383.8 383.8 302.9 383.8 0.00 WND 130 14973 -67.4 -84.3 7 16.9 -67.5 260 90 368.8 368.8 300.4 368.8 0.00 Sounding variables and indices 1000-500 mb thick: 5693.00 m Freezing level: 585.15 mb = 4610.06 m = 15124.69 ft Wetbulb zero: 747.79 mb = 2595.47 m = 8515.22 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 16.98 % Est. max temperature: 27.47 C = 81.45 F Sfc-Lift cond lev (LCL): 981.70 mb = 304.75 m = 999.84 ft T: 12.12 C 700-500 lapse rate: 6.35 C/km ThetaE index: 5.00 C Layer 935.0- 787.0 mb Conv cond level (CCL): 567.23 mb = 4846.71 m = 15901.10 ft Mean mixing ratio: 6.29 g/kg Conv temperature: 45.89 C = 114.60 F Cap Strength: 13.01 C Lifted Index: 12.25 C Risk: None Lifted Index @300 mb: 15.25 C Lifted Index @700 mb: 11.51 C Showalter Index: 13.80 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 22.70 C Cross Totals Index: 2.70 C K Index: -14.10 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 3.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.48 J/kg Max Up Vert Vel: 10.72 m/s Conv Inhibition (B-): 34204.66 J/kg Cap Strength: 12.94 C Lift Cond Lev (LCL): 810.74 mb = 1920.00 m = 6299.14 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 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 ---------------------------------------------------------- 0 989 243 0 0 -0.0 -0.0 | 75 10 -10.0 -2.7 1 982 305 120 7 -6.1 3.5 | 93 16 -16.1 0.8 2 947 610 80 11 -10.8 -1.9 | 78 21 -20.9 -4.6 3 925 806 110 5 -4.7 1.7 | 86 15 -14.7 -1.0 4 913 914 95 5 -5.0 0.4 | 81 15 -15.0 -2.3 5 850 1524 140 5 -3.2 3.8 | 95 13 -13.3 1.1 6 790 2134 305 1 0.8 -0.6 | 70 10 -9.2 -3.3 7 762 2438 255 8 7.7 2.1 | 75 2 -2.3 -0.6 8 708 3048 205 10 4.2 9.1 | 138 9 -5.8 6.4 9 700 3145 205 10 4.2 9.1 | 138 9 -5.8 6.4 10 657 3658 170 11 -1.9 10.8 | 124 14 -12.0 8.1 11 632 3962 235 10 8.2 5.7 | 149 4 -1.9 3.0 12 608 4267 220 15 9.6 11.5 | 177 9 -0.4 8.8 13 564 4877 245 25 22.7 10.6 | 238 15 12.6 7.9 14 523 5486 230 28 21.4 18.0 | 217 19 11.4 15.3 15 500 5840 240 31 26.8 15.5 | 233 21 16.8 12.8 16 483 6096 240 32 27.7 16.0 | 233 22 17.7 13.3 17 429 7010 235 53 43.4 30.4 | 230 43 33.4 27.7 18 400 7540 240 49 42.4 24.5 | 236 39 32.4 21.8 19 363 8230 240 51 44.2 25.5 | 236 41 34.1 22.8 20 300 9600 250 59 55.4 20.2 | 249 49 45.4 17.5 21 256 10668 245 58 52.6 24.5 | 243 48 42.5 21.8 22 250 10840 245 61 55.3 25.8 | 243 51 45.2 23.1 23 203 12192 250 78 73.3 26.7 | 249 68 63.2 24.0 24 200 12300 250 75 70.5 25.7 | 249 65 60.4 23.0 25 167 13411 260 71 69.9 12.3 | 261 61 59.9 9.6 26 150 14100 260 80 78.8 13.9 | 261 70 68.7 11.2 27 130 14973 260 90 88.6 15.6 | 261 80 78.6 12.9 28 124 15240 260 90 88.6 15.6 | 261 80 78.6 12.9 29 101 16459 240 45 39.0 22.5 | 236 35 28.9 19.8 30 100 16530 245 57 51.7 24.1 | 243 47 41.6 21.4 31 96 16764 245 57 51.7 24.1 | 243 47 41.6 21.4 32 87 17374 240 36 31.2 18.0 | 234 26 21.1 15.3 33 82 17678 255 25 24.1 6.5 | 255 15 14.1 3.8 34 70 18620 260 15 14.8 2.6 | 271 5 4.7 -0.1 35 67 18898 245 20 18.1 8.5 | 235 10 8.1 5.8 36 63 19202 280 14 13.8 -2.4 | 324 6 3.7 -5.1 37 60 19507 190 19 3.3 18.7 | 157 17 -6.7 16.0 38 57 19812 170 15 -2.6 14.8 | 134 17 -12.7 12.1 39 54 20117 25 2 -0.8 -1.8 | 68 12 -10.9 -4.5 40 50 20630 290 10 9.4 -3.4 | 6 6 -0.7 -6.1 41 47 21031 290 10 9.4 -3.4 | 6 6 -0.7 -6.1 42 41 21946 15 11 -2.8 -10.6 | 44 19 -12.9 -13.3 43 33 23165 55 10 -8.2 -5.7 | 65 20 -18.2 -8.4 44 32 23470 355 12 1.0 -12.0 | 32 17 -9.0 -14.7 45 30 23774 330 10 5.0 -8.7 | 24 12 -5.0 -11.4 46 30 23830 230 6 4.6 3.9 | 102 6 -5.5 1.2 47 24 24689 200 11 3.8 10.3 | 141 10 -6.3 7.6 48 18 25603 70 3 -2.8 -1.0 | 74 13 -12.9 -3.7 Wind Parameters Mean winds (0-6000m): 225.0 at 13.9 knts Storm direction: 255.0 at 10.4 knts Shear (0-3000m) pos: 0.6 neg: 1.8 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 60.6 deg Storm rel helicity (0-3000m) pos: 39.5 neg: -37.0 tot: 2.5 m^2/s^2 ave: 0.8 10^-3 m/s^2 rel: 0.06 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 0.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.06 Bulk Shear: 54.41 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 94 8 84 18| 7.1 0.0 7.1| 21.4 -19.5 2.0 3.9 0.10| 17.3 1.8 1000 98 7 84 17| 2.6 0.0 2.6| 28.4 -22.6 5.8 5.8 0.13| 11.0 1.4 1500 108 6 87 16| 1.2 0.0 1.2| 35.7 -24.3 11.5 7.7 0.15| 9.5 1.4 2000 109 5 86 15| 0.9 0.0 0.9| 35.7 -35.1 0.6 0.3 -0.02| 9.0 -0.2 2500 133 6 94 14| 0.7 1.6 2.3| 38.9 -35.9 3.1 1.2 0.07| 9.1 0.6 3000 165 6 106 12| 0.6 1.8 2.4| 39.5 -37.0 2.5 0.8 0.06| 8.5 0.5 4000 185 7 117 11| 1.5 1.5 3.0| 54.2 -44.4 9.8 2.4 0.10| 9.1 0.9 5000 215 10 145 7| 2.2 1.6 3.8| 86.9 -57.6 29.3 5.9 0.17| 9.1 1.6 6000 225 14 178 7| 2.6 1.3 3.8|114.8 -67.9 46.9 7.8 0.18| 8.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20250430.12.gif