UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 7 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 99 SFC 985 243 28.6 19.6 58 9.0 22.2 100 5 303.1 305.8 295.9 346.7 14.73 2 959 475 25.6 18.6 65 7.0 20.7 80 12 302.3 305.0 295.3 344.3 14.20 3 952 539 28.4 12.4 37 16.0 17.9 73 14 305.8 307.6 292.9 334.5 9.54 4 939 659 29.0 12.0 35 17.0 17.9 64 16 307.6 309.4 293.4 336.2 9.42 5 925 790 28.0 11.0 35 17.0 17.0 60 15 307.9 309.6 293.1 335.1 8.94 6 850 1533 21.4 11.4 53 10.0 14.9 15 12 308.6 310.4 294.1 339.0 10.01 7 747 2634 12.0 9.7 86 2.3 10.6 292 7 310.0 311.9 294.6 341.0 10.17 8 700 3175 8.8 0.8 57 8.0 4.5 225 8 312.2 313.3 291.8 330.4 5.80 9 692 3270 8.4 1.4 61 7.0 4.5 229 9 312.8 314.0 292.3 332.0 6.13 10 674 3487 7.6 -5.4 39 13.0 1.3 238 11 314.3 315.0 290.7 326.4 3.79 11 668 3561 7.6 -20.4 12 28.0 -2.2 241 11 315.1 315.3 288.4 318.9 1.13 12 657 3698 6.4 -4.6 45 11.0 1.0 245 12 315.2 316.0 291.3 328.5 4.14 13 582 4678 -1.3 -4.3 80 3.0 -2.8 307 8 317.4 318.3 292.4 332.7 4.78 14 562 4956 -1.7 -13.7 39 12.0 -6.4 330 5 320.1 320.5 291.2 328.0 2.36 15 553 5085 -2.1 -17.1 31 15.0 -7.5 341 4 321.1 321.4 290.9 327.2 1.81 16 548 5157 -1.5 -38.5 4 37.0 -9.7 347 3 322.6 322.7 289.9 323.6 0.25 17 512 5694 -5.7 -46.7 2 41.0 -12.8 357 6 323.9 323.9 290.0 324.3 0.11 18 500 5880 -6.7 -41.7 4 35.0 -13.4 360 7 324.9 324.9 290.5 325.6 0.20 19 473 6310 -8.9 -30.9 15 22.0 -14.3 337 8 327.3 327.5 291.6 329.6 0.61 20 456 6592 -10.9 -25.9 28 15.0 -15.0 306 8 328.3 328.5 292.2 331.9 1.02 21 436 6934 -13.7 -33.7 17 20.0 -18.0 268 9 329.0 329.1 291.9 330.9 0.51 22 415 7306 -17.1 -25.1 50 8.0 -19.2 227 10 329.3 329.5 292.7 333.6 1.20 23 400 7580 -19.1 -31.1 34 12.0 -21.6 225 15 330.2 330.3 292.4 332.8 0.71 24 377 8018 -21.9 -39.9 18 18.0 -24.6 245 24 332.1 332.2 292.6 333.3 0.32 25 374 8077 -22.5 -39.5 20 17.0 -25.1 247 25 332.1 332.1 292.6 333.3 0.33 26 370 8156 -23.1 -26.2 76 3.1 -23.8 251 26 332.3 332.5 293.5 336.7 1.22 27 366 8235 -23.7 -26.0 81 2.3 -24.2 255 28 332.5 332.8 293.6 337.0 1.25 28 362 8316 -24.1 -38.1 26 14.0 -26.3 257 29 333.0 333.1 292.9 334.5 0.39 29 355 8458 -25.1 -27.2 83 2.1 -25.6 262 31 333.6 333.8 293.7 337.8 1.16 30 345 8665 -26.1 -50.1 9 24.0 -28.6 263 34 334.9 335.0 293.2 335.4 0.11 31 334 8899 -27.7 -36.7 42 9.0 -29.1 259 36 335.9 336.0 293.7 337.7 0.49 32 310 9430 -32.5 -48.5 19 16.0 -33.9 252 33 336.4 336.4 293.6 337.0 0.15 33 300 9660 -33.9 -53.9 12 20.0 -35.3 250 28 337.6 337.6 293.8 337.9 0.08 34 295 9778 -34.7 -45.7 32 11.0 -35.7 250 28 338.1 338.1 294.1 339.0 0.22 35 250 10920 -43.5 -58.5 18 15.0 -44.2 245 57 341.4 341.4 294.7 341.6 0.06 36 211 12043 -50.5 -67.5 12 17.0 -50.9 241 91 347.4 347.4 296.1 347.5 0.02 37 200 12390 -53.5 -66.5 19 13.0 -53.8 245 95 348.0 348.1 296.2 348.2 0.02 38 188 12784 -57.1 -69.4 20 12.3 -57.3 240 97 348.4 348.4 296.3 348.5 0.02 39 183 12954 -58.7 -70.7 20 12.0 -58.9 240 97 348.5 348.6 296.3 348.6 0.02 40 172 13341 -61.1 -77.1 10 16.0 -61.2 238 84 350.8 350.8 296.8 350.8 0.01 41 150 14180 -66.3 -79.3 15 13.0 -66.4 250 50 355.9 355.9 297.9 355.9 0.00 42 118 15609 -73.7 -83.7 20 10.0 -73.7 243 54 367.5 367.5 300.1 367.5 0.00 43 101 16513 -76.5 -88.5 13 12.0 -76.5 255 42 378.8 378.8 302.1 378.8 0.00 44 100 16570 -76.7 -88.7 13 12.0 -76.7 255 42 379.5 379.5 302.2 379.5 0.00 45 76 18151 -77.9 -88.9 15 11.0 -77.9 213 9 408.0 408.0 306.3 408.0 0.00 46 70 18630 -71.7 -89.7 5 18.0 -71.8 190 24 431.0 431.0 308.9 431.0 0.00 47 69 18715 -71.1 -89.1 5 18.0 -71.2 193 24 434.1 434.1 309.3 434.1 0.00 48 62 19346 -71.7 -89.7 5 18.0 -71.8 168 11 446.2 446.2 310.5 446.2 0.00 49 58 19742 -68.3 -90.3 3 22.0 -68.5 143 12 462.5 462.5 312.0 462.5 0.00 50 52 20394 -69.9 -90.9 3 21.0 -70.1 50 19 473.4 473.4 312.9 473.4 0.00 51 51 20510 -66.5 -90.5 2 24.0 -66.7 52 18 484.0 484.0 313.8 484.0 0.00 52 50 20630 -67.1 -90.1 2 23.0 -67.3 60 17 485.4 485.4 313.9 485.4 0.00 53 47 21004 -68.7 -90.7 3 22.0 -68.9 47 11 490.2 490.2 314.2 490.2 0.00 54 33 23181 -58.7 -86.7 2 28.0 -59.7 143 16 568.9 568.9 319.1 568.9 0.01 55 30 23780 -59.5 -87.5 1 28.0 -60.4 95 20 582.4 582.4 319.8 582.5 0.01 56 23 25463 -54.3 -85.3 1 31.0 -56.4 78 19 643.7 643.7 322.4 643.8 0.01 TRP 101 16513 -76.5 -88.5 13 12.0 -76.5 255 42 378.8 378.8 302.1 378.8 0.00 WND 188 12784 -57.1 -69.4 20 12.3 -57.3 240 97 348.4 348.4 296.3 348.5 0.02 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 594.66 mb = 4512.30 m = 14803.94 ft Wetbulb zero: 671.77 mb = 3514.74 m = 11531.16 ft Precipitable water: 1.42 inches Sfc-500 mean rel hum: 49.78 % Est. max temperature: 34.29 C = 93.73 F Sfc-Lift cond lev (LCL): 864.38 mb = 1385.64 m = 4546.01 ft T: 22.71 C 700-500 lapse rate: 5.73 C/km ThetaE index: 12.17 C Layer 959.0- 939.0 mb Conv cond level (CCL): 714.87 mb = 2999.84 m = 9841.86 ft Mean mixing ratio: 10.74 g/kg Conv temperature: 37.01 C = 98.62 F Cap Strength: 3.16 C Lifted Index: 0.66 C Risk: Showers probable Lifted Index @300 mb: 1.06 C Lifted Index @700 mb: 1.57 C Showalter Index: 0.49 C Risk: Thunderstorms probable Total Totals Index: 46.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.10 C Cross Totals Index: 18.10 C K Index: 31.50 Risk: 60-80 % chance of thunderstorms Sweat Index: 167.80 Risk: None Energy Index: -2.49 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 54.06 J/kg Max Up Vert Vel: 10.40 m/s Conv Inhibition (B-): 243.98 J/kg Cap Strength: 3.16 C Lift Cond Lev (LCL): 769.02 mb = 2385.97 m = 7827.89 ft Lev Free Conv (LFC): 604.02 mb = 4377.43 m = 14361.48 ft Equ Level (EL): 564.02 mb = 4927.80 m = 16167.13 ft B at Equ Level: 36.90 J/kg Max Parcel Lev (MPL): 484.02 mb = 6131.78 m = 20117.14 ft Wind level data Storm motion: 3 at 7 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 ---------------------------------------------------------- 0 985 243 100 5 -4.9 0.9 | 150 9 -4.6 7.9 1 978 305 100 7 -6.9 1.2 | 141 10 -6.5 8.2 2 944 610 65 16 -14.5 -6.8 | 91 14 -14.1 0.2 3 925 790 60 15 -13.0 -7.5 | 88 13 -12.6 -0.5 4 912 914 55 14 -11.5 -8.0 | 85 11 -11.1 -1.0 5 881 1219 20 13 -4.4 -12.2 | 38 7 -4.1 -5.2 6 850 1533 15 12 -3.1 -11.6 | 31 5 -2.8 -4.6 7 792 2134 355 10 0.9 -10.0 | 338 3 1.2 -3.0 8 764 2438 315 7 4.9 -4.9 | 249 6 5.3 2.0 9 700 3175 225 8 5.7 5.7 | 205 14 6.0 12.6 10 659 3658 245 12 10.9 5.1 | 223 16 11.2 12.1 11 635 3962 250 12 11.3 4.1 | 226 16 11.6 11.1 12 611 4267 275 12 12.0 -1.0 | 244 14 12.3 5.9 13 545 5182 350 3 0.5 -3.0 | 192 4 0.9 4.0 14 500 5880 360 7 -0.0 -7.0 | 273 0 0.4 -0.0 15 486 6096 360 7 -0.0 -7.0 | 273 0 0.4 -0.0 16 414 7315 225 10 7.1 7.1 | 208 16 7.4 14.1 17 400 7580 225 15 10.6 10.6 | 212 21 11.0 17.6 18 366 8230 255 28 27.0 7.2 | 243 31 27.4 14.2 19 351 8534 265 33 32.9 2.9 | 253 35 33.2 9.9 20 322 9144 255 38 36.7 9.8 | 246 41 37.1 16.8 21 300 9660 250 28 26.3 9.6 | 238 31 26.7 16.6 22 283 10058 250 28 26.3 9.6 | 238 31 26.7 16.6 23 271 10363 235 36 29.5 20.6 | 227 41 29.8 27.6 24 250 10920 245 57 51.7 24.1 | 239 61 52.0 31.1 25 206 12192 240 96 83.1 48.0 | 237 100 83.5 55.0 26 200 12390 245 95 86.1 40.1 | 241 98 86.5 47.1 27 188 12784 240 97 84.0 48.5 | 237 101 84.4 55.5 28 178 13106 240 97 84.0 48.5 | 237 101 84.4 55.5 29 162 13716 235 62 50.8 35.6 | 230 67 51.1 42.5 30 150 14180 250 50 47.0 17.1 | 243 53 47.3 24.1 31 139 14630 250 48 45.1 16.4 | 243 51 45.5 23.4 32 125 15240 255 66 63.8 17.1 | 249 68 64.1 24.1 33 113 15850 235 45 36.9 25.8 | 229 50 37.2 32.8 34 102 16459 265 39 38.9 3.4 | 255 41 39.2 10.4 35 101 16513 255 42 40.6 10.9 | 246 45 40.9 17.9 36 100 16570 255 42 40.6 10.9 | 246 45 40.9 17.9 37 97 16764 255 42 40.6 10.9 | 246 45 40.9 17.9 38 83 17678 210 10 5.0 8.7 | 199 17 5.4 15.6 39 78 17983 205 11 4.6 10.0 | 196 18 5.0 17.0 40 74 18288 220 8 5.1 6.1 | 203 14 5.5 13.1 41 70 18593 245 11 10.0 4.6 | 222 16 10.3 11.6 42 70 18630 190 24 4.2 23.6 | 188 31 4.5 30.6 43 67 18898 200 25 8.6 23.5 | 196 32 8.9 30.5 44 64 19202 170 11 -1.9 10.8 | 175 18 -1.6 17.8 45 60 19507 165 10 -2.6 9.7 | 172 17 -2.2 16.6 46 55 20117 110 14 -13.2 4.8 | 133 17 -12.8 11.8 47 52 20422 45 19 -13.4 -13.4 | 64 15 -13.1 -6.5 48 50 20630 60 17 -14.7 -8.5 | 84 14 -14.4 -1.5 49 49 20726 70 16 -15.0 -5.5 | 96 15 -14.7 1.5 50 47 21031 45 11 -7.8 -7.8 | 84 7 -7.4 -0.8 51 45 21336 70 6 -5.6 -2.1 | 133 7 -5.3 4.9 52 42 21641 95 11 -11.0 1.0 | 127 13 -10.6 7.9 53 40 21946 85 12 -12.0 -1.0 | 117 13 -11.6 5.9 54 35 22860 130 12 -9.2 7.7 | 149 17 -8.8 14.7 55 33 23165 145 15 -8.6 12.3 | 157 21 -8.3 19.3 56 32 23470 125 24 -19.7 13.8 | 137 28 -19.3 20.7 57 30 23780 95 20 -19.9 1.7 | 114 21 -19.6 8.7 58 28 24079 95 20 -19.9 1.7 | 114 21 -19.6 8.7 59 26 24384 100 19 -18.7 3.3 | 119 21 -18.4 10.3 60 23 24994 75 19 -18.4 -4.9 | 97 18 -18.0 2.1 61 18 25908 90 19 -19.0 0.0 | 111 20 -18.6 7.0 Wind Parameters Mean winds (0-6000m): 332.9 at 9.3 knts Storm direction: 2.9 at 7.0 knts Shear (0-3000m) pos: 0.0 neg: 2.1 tot: 2.1 10-3/s Storm rel Dir Shear (0-3000m): 58.0 deg Storm rel helicity (0-3000m) pos: 0.3 neg: -91.7 tot: -91.4 m^2/s^2 ave: -30.5 10^-3 m/s^2 rel: -0.79 Storm rel vorticity (0-3000m) horiz: 8.4 stream: -6.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.53 Bulk Shear: 35.25 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 73 12 107 12| 0.0 12.1 12.1| 0.0 -40.5 -40.5 -80.9 -0.89| 14.8-13.2 1000 58 13 91 11| 0.0 6.7 6.7| 0.0 -59.2 -59.2 -59.2 -0.83| 12.8-10.6 1500 44 13 76 9| 0.0 4.3 4.3| 0.0 -61.9 -61.9 -41.2 -0.82| 9.5 -7.8 2000 34 12 64 7| 0.0 3.1 3.1| 0.0 -66.4 -66.4 -33.2 -0.84| 8.5 -7.1 2500 25 11 54 5| 0.0 2.6 2.6| 0.0 -75.4 -75.4 -30.1 -0.80| 8.6 -6.9 3000 20 11 47 4| 0.0 2.1 2.1| 0.3 -91.7 -91.4 -30.5 -0.79| 8.4 -6.6 4000 342 11 311 5| 1.1 1.6 2.7| 38.3 -91.7 -53.4 -13.3 -0.49| 7.7 -3.8 5000 325 10 282 6| 1.1 1.3 2.4| 44.9 -96.3 -51.4 -10.3 -0.43| 7.5 -3.2 6000 333 9 286 5| 1.2 1.2 2.3| 45.5 -96.3 -50.9 -8.5 -0.38| 6.8 -2.6 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251207.12.gif