UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 12 OCT 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 46 SFC 979 243 27.4 18.4 58 9.0 21.1 100 6 302.4 304.9 295.0 342.9 13.73 2 973 297 31.6 16.6 41 15.0 21.2 65 13 307.1 309.4 295.3 344.2 12.30 3 925 743 28.0 15.0 45 13.0 19.1 35 18 307.9 310.1 295.1 343.2 11.67 4 850 1485 21.4 13.4 60 8.0 16.1 30 18 308.6 310.7 295.1 343.3 11.44 5 835 1639 20.0 13.0 64 7.0 15.4 24 12 308.7 310.8 295.1 343.1 11.35 6 756 2488 14.0 6.0 58 8.0 9.2 334 12 311.1 312.5 293.1 335.1 7.78 7 703 3097 8.8 6.2 84 2.6 7.2 311 21 311.8 313.5 293.9 338.1 8.49 8 700 3132 8.6 5.9 83 2.7 7.0 310 22 312.0 313.6 293.8 337.8 8.35 9 630 3993 2.4 -5.6 55 8.0 -1.4 300 38 314.5 315.2 290.9 327.3 4.00 10 586 4572 -2.9 -5.7 81 2.8 -4.2 302 38 314.9 315.7 291.3 328.5 4.27 11 582 4627 -2.5 -15.5 36 13.0 -7.2 303 39 316.0 316.3 289.5 322.5 1.96 12 577 4695 -2.1 -22.1 20 20.0 -8.4 305 39 317.2 317.4 289.0 321.1 1.13 13 561 4918 -2.9 -14.9 39 12.0 -7.4 309 39 318.8 319.2 290.6 326.0 2.14 14 556 4990 -2.1 -36.1 5 34.0 -9.9 308 38 320.6 320.7 289.3 321.8 0.31 15 547 5119 -1.5 -46.5 2 45.0 -10.0 305 37 322.8 322.8 289.8 323.2 0.11 16 542 5193 -1.5 -39.5 4 38.0 -9.8 304 36 323.7 323.7 290.1 324.5 0.23 17 500 5830 -5.7 -43.7 3 38.0 -12.9 290 30 326.1 326.1 290.7 326.7 0.16 18 454 6580 -9.9 -46.9 3 37.0 -16.0 283 32 330.0 330.0 291.8 330.4 0.12 19 409 7374 -17.1 -45.1 7 28.0 -21.2 281 39 330.7 330.7 292.1 331.3 0.17 20 400 7540 -18.7 -45.7 7 27.0 -22.4 280 41 330.7 330.7 292.1 331.3 0.16 21 319 9181 -32.5 -53.5 11 21.0 -34.0 271 59 333.7 333.7 292.8 334.0 0.08 22 300 9610 -36.7 -54.7 14 18.0 -37.8 285 52 333.6 333.7 292.8 334.0 0.08 23 250 10840 -48.3 -55.3 44 7.0 -48.6 270 53 334.3 334.3 293.0 334.6 0.08 24 244 10999 -49.9 -56.9 44 7.0 -50.1 268 53 334.2 334.2 292.9 334.5 0.07 25 226 11496 -53.7 -66.7 19 13.0 -53.9 260 59 335.8 335.8 293.3 335.9 0.02 26 204 12146 -58.7 -64.7 46 6.0 -58.8 246 77 337.9 337.9 293.8 338.0 0.03 27 200 12270 -59.7 -65.7 45 6.0 -59.8 245 73 338.2 338.2 293.9 338.3 0.03 28 182 12854 -63.5 -72.5 28 9.0 -63.6 245 67 341.3 341.3 294.6 341.3 0.01 29 157 13760 -63.5 -80.5 8 17.0 -63.6 240 84 356.0 356.0 297.9 356.0 0.00 30 154 13879 -63.5 -81.5 7 18.0 -63.6 240 84 358.0 358.0 298.3 358.0 0.00 31 150 14040 -64.3 -81.3 8 17.0 -64.4 240 83 359.3 359.3 298.5 359.3 0.00 32 101 16421 -71.5 -86.5 9 15.0 -71.6 271 40 388.5 388.5 303.6 388.5 0.00 33 100 16480 -71.5 -86.5 9 15.0 -71.6 270 39 389.6 389.6 303.8 389.6 0.00 34 83 17568 -76.1 -88.1 13 12.0 -76.2 280 36 401.5 401.5 305.4 401.5 0.00 35 78 17929 -74.5 -89.5 8 15.0 -74.6 276 32 412.0 412.1 306.7 412.1 0.00 36 74 18242 -65.9 -90.9 2 25.0 -66.1 266 27 436.4 436.4 309.5 436.4 0.00 37 71 18493 -64.9 -92.9 1 28.0 -65.1 258 24 443.7 443.7 310.3 443.7 0.00 38 70 18580 -64.9 -91.9 1 27.0 -65.1 255 23 445.5 445.5 310.4 445.5 0.00 39 67 18846 -65.3 -91.3 2 26.0 -65.5 249 29 450.3 450.3 310.9 450.3 0.00 40 55 20055 -61.7 -90.7 1 29.0 -62.1 253 24 484.7 484.7 313.8 484.7 0.00 41 50 20640 -64.5 -90.5 2 26.0 -64.8 255 15 491.5 491.5 314.3 491.5 0.00 42 48 20889 -65.1 -91.1 2 26.0 -65.4 237 11 495.8 495.8 314.7 495.8 0.00 43 41 21859 -60.9 -90.9 1 30.0 -61.5 283 20 529.2 529.2 316.9 529.2 0.00 44 39 22169 -62.3 -91.3 1 29.0 -62.9 299 23 533.2 533.2 317.1 533.3 0.00 TRP 83 17568 -76.1 -88.1 13 12.0 -76.2 280 36 401.5 401.5 305.4 401.5 0.00 WND 157 13760 -63.5 -80.5 8 17.0 -63.6 240 84 356.0 356.0 297.9 356.0 0.00 Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 610.08 mb = 4255.41 m = 13961.14 ft Wetbulb zero: 641.58 mb = 3844.14 m = 12611.86 ft Precipitable water: 1.43 inches Sfc-500 mean rel hum: 50.48 % Est. max temperature: 33.82 C = 92.88 F Sfc-Lift cond lev (LCL): 858.76 mb = 1395.01 m = 4576.76 ft T: 22.20 C 700-500 lapse rate: 5.30 C/km ThetaE index: 10.83 C Layer 700.0- 586.0 mb Conv cond level (CCL): 731.67 mb = 2761.78 m = 9060.86 ft Mean mixing ratio: 11.86 g/kg Conv temperature: 36.39 C = 97.51 F Cap Strength: 2.72 C Lifted Index: -0.33 C Risk: Thunderstorms probable Lifted Index @300 mb: -4.67 C Lifted Index @700 mb: -0.15 C Showalter Index: -0.21 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.10 C Cross Totals Index: 19.10 C K Index: 37.80 Risk: > 80 % chance of thunderstorms Sweat Index: 226.80 Risk: None Energy Index: -3.14 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1120.53 J/kg Max Up Vert Vel: 47.34 m/s Conv Inhibition (B-): 97.12 J/kg Cap Strength: 2.72 C Lift Cond Lev (LCL): 771.14 mb = 2318.59 m = 7606.84 ft Lev Free Conv (LFC): 696.14 mb = 3177.22 m = 10423.81 ft Equ Level (EL): 536.14 mb = 5278.47 m = 17317.61 ft B at Equ Level: 158.01 J/kg Max Parcel Lev (MPL): 116.14 mb = 15580.37 m = 51116.07 ft Wind level data Storm motion: 346 at 19 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 ---------------------------------------------------------- 0 979 243 100 6 -5.9 1.0 | 151 22 -10.6 19.2 1 972 305 60 14 -12.1 -7.0 | 124 20 -16.8 11.2 2 939 610 30 19 -9.5 -16.5 | 97 14 -14.2 1.7 3 925 743 35 18 -10.3 -14.7 | 103 15 -15.0 3.4 4 907 914 40 18 -11.6 -13.8 | 105 17 -16.2 4.4 5 850 1485 30 18 -9.0 -15.6 | 101 14 -13.7 2.6 6 846 1524 30 13 -6.5 -11.3 | 122 13 -11.2 6.9 7 816 1829 15 10 -2.6 -9.7 | 140 11 -7.3 8.5 8 787 2134 20 11 -3.8 -10.3 | 133 12 -8.4 7.9 9 760 2438 335 11 4.6 -10.0 | 180 8 -0.0 8.2 10 700 3132 310 22 16.9 -14.1 | 252 13 12.2 4.1 11 631 3962 300 38 32.9 -19.0 | 272 28 28.2 -0.8 12 608 4267 295 38 34.4 -16.1 | 266 30 29.8 2.1 13 563 4877 310 39 29.9 -25.1 | 285 26 25.2 -6.9 14 500 5830 290 30 28.2 -10.3 | 251 25 23.5 7.9 15 483 6096 285 28 27.0 -7.2 | 244 25 22.4 10.9 16 400 7540 280 41 40.4 -7.1 | 253 37 35.7 11.1 17 363 8230 270 50 50.0 -0.0 | 248 49 45.3 18.2 18 320 9144 270 59 59.0 -0.0 | 251 57 54.3 18.2 19 300 9610 285 52 50.2 -13.5 | 264 46 45.5 4.7 20 294 9754 285 52 50.2 -13.5 | 264 46 45.5 4.7 21 250 10840 270 53 53.0 -0.0 | 249 52 48.3 18.2 22 233 11278 265 53 52.8 4.6 | 245 53 48.1 22.8 23 202 12192 245 78 70.7 33.0 | 232 84 66.0 51.2 24 200 12270 245 73 66.2 30.9 | 231 79 61.5 49.0 25 175 13106 245 64 58.0 27.0 | 230 70 53.3 45.2 26 157 13760 240 84 72.7 42.0 | 229 91 68.1 60.2 27 150 14021 240 84 72.7 42.0 | 229 91 68.1 60.2 28 150 14040 240 83 71.9 41.5 | 228 90 67.2 59.7 29 136 14630 240 77 66.7 38.5 | 228 84 62.0 56.7 30 123 15240 270 54 54.0 -0.0 | 250 53 49.3 18.2 31 117 15545 280 54 53.2 -9.4 | 260 49 48.5 8.8 32 100 16480 270 39 39.0 -0.0 | 242 39 34.3 18.2 33 95 16764 270 39 39.0 -0.0 | 242 39 34.3 18.2 34 83 17568 280 36 35.5 -6.3 | 249 33 30.8 11.9 35 81 17678 285 35 33.8 -9.1 | 253 31 29.1 9.1 36 70 18580 255 23 22.2 6.0 | 216 30 17.5 24.1 37 70 18593 270 34 34.0 -0.0 | 238 35 29.3 18.2 38 63 19202 220 21 13.5 16.1 | 194 35 8.8 34.3 39 60 19507 280 14 13.8 -2.4 | 210 18 9.1 15.8 40 57 19812 285 20 19.3 -5.2 | 228 20 14.6 13.0 41 54 20117 245 25 22.7 10.6 | 212 34 18.0 28.8 42 52 20422 265 27 26.9 2.4 | 227 30 22.2 20.5 43 50 20640 255 15 14.5 3.9 | 204 24 9.8 22.1 44 49 20726 230 10 7.7 6.4 | 187 25 3.0 24.6 45 41 21641 285 20 19.3 -5.2 | 228 20 14.6 13.0 46 38 21946 305 25 20.5 -14.3 | 256 16 15.8 3.9 47 34 22555 275 29 28.9 -2.5 | 237 29 24.2 15.7 Wind Parameters Mean winds (0-6000m): 315.6 at 25.0 knts Storm direction: 345.6 at 18.8 knts Shear (0-3000m) pos: 0.0 neg: 5.1 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 106.4 deg Storm rel helicity (0-3000m) pos: 77.4 neg: -95.4 tot: -18.0 m^2/s^2 ave: -6.0 10^-3 m/s^2 rel: 0.15 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 1.5 10^-3/s Energy-Hel index: 0.28 Bulk Rich Number: 10.16 Bulk Shear: 110.29 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 42 16 111 17| 0.0 16.9 16.9| 4.6 -87.7 -83.2 -166.4 -0.79| 21.6-17.0 1000 39 17 108 16| 0.0 8.5 8.5| 6.9 -90.5 -83.5 -83.5 -0.69| 12.4 -8.5 1500 36 16 109 15| 0.0 4.0 4.0| 32.4 -92.0 -59.6 -39.7 -0.29| 11.4 -3.3 2000 33 15 114 14| 0.0 3.4 3.4| 40.0 -95.4 -55.4 -27.7 -0.21| 9.9 -2.0 2500 24 14 115 12| 0.0 4.2 4.2| 60.9 -95.4 -34.5 -13.8 0.05| 10.2 0.5 3000 9 15 113 8| 0.0 5.1 5.1| 77.4 -95.4 -18.0 -6.0 0.15| 10.2 1.5 4000 336 20 271 4| 0.0 5.6 5.6|100.7-115.5 -14.8 -3.7 0.14| 9.9 1.4 5000 323 24 275 10| 0.8 4.3 5.0|164.7-152.9 11.8 2.4 0.15| 9.4 1.4 6000 316 25 269 13| 0.7 3.2 3.9|167.7-232.0 -64.3 -10.7 0.02| 9.0 0.2 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251012.00.gif