UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 27 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 85 SFC 983 243 26.8 22.7 78 4.1 23.8 10 3 301.4 304.7 297.5 354.3 17.94 2 958 468 25.6 21.5 78 4.1 22.6 72 8 302.4 305.6 297.3 353.0 17.09 3 944 597 27.8 19.8 62 8.0 22.1 11 12 306.0 308.9 297.2 352.7 15.58 4 925 776 26.8 20.8 70 6.0 22.5 350 7 306.7 309.9 298.2 357.7 16.95 5 915 872 26.8 19.8 66 7.0 21.8 319 5 307.7 310.7 298.0 356.3 16.09 6 850 1520 21.0 18.4 85 2.6 19.2 310 8 308.1 311.1 298.0 356.1 15.86 7 786 2192 15.4 14.5 94 0.9 14.8 317 10 309.1 311.6 296.5 349.6 13.33 8 700 3170 10.8 2.8 58 8.0 6.2 325 27 314.4 315.7 293.2 335.5 6.70 9 676 3460 9.2 -1.8 46 11.0 3.4 328 28 315.8 316.8 292.2 331.6 4.96 10 652 3758 6.6 3.7 82 2.9 4.9 333 28 316.2 317.6 294.4 340.3 7.68 11 606 4355 2.8 0.1 82 2.7 1.3 345 23 318.5 319.7 294.0 338.8 6.37 12 512 5703 -3.9 -8.1 73 4.2 -5.8 18 10 326.1 326.9 294.2 339.6 4.06 13 500 5890 -5.3 -8.2 80 2.9 -6.7 20 11 326.6 327.4 294.4 340.4 4.12 14 483 6162 -7.3 -9.5 84 2.2 -8.3 14 13 327.4 328.1 294.4 340.3 3.86 15 459 6559 -9.1 -9.2 99 0.1 -9.2 8 16 329.9 330.8 295.3 344.0 4.16 16 436 6957 -10.7 -12.3 88 1.6 -11.3 4 18 332.8 333.5 295.4 344.5 3.41 17 432 7029 -10.9 -14.7 74 3.8 -12.4 3 18 333.4 334.0 295.1 343.3 2.83 18 428 7100 -9.9 -21.9 37 12.0 -13.8 2 19 335.6 335.9 294.6 341.1 1.55 19 403 7563 -13.9 -18.6 68 4.7 -15.5 4 21 336.2 336.7 295.3 344.0 2.19 20 400 7620 -14.3 -20.3 60 6.0 -16.3 5 21 336.4 336.8 295.1 343.2 1.90 21 373 8145 -17.1 -23.1 60 6.0 -18.9 22 17 339.5 339.8 295.6 345.3 1.60 22 357 8472 -19.1 -47.1 7 28.0 -23.1 25 18 341.1 341.1 294.7 341.7 0.15 23 349 8640 -20.3 -48.3 6 28.0 -24.1 25 19 341.7 341.7 294.8 342.2 0.14 24 346 8703 -20.9 -47.9 7 27.0 -24.5 25 19 341.7 341.7 294.8 342.3 0.14 25 343 8768 -21.3 -30.3 44 9.0 -23.4 25 19 342.0 342.2 295.6 345.4 0.90 26 337 8897 -22.1 -26.0 71 3.9 -23.1 25 20 342.7 342.9 296.1 347.7 1.36 27 310 9505 -26.3 -31.0 65 4.7 -27.3 25 24 345.1 345.3 296.3 348.6 0.93 28 300 9740 -28.5 -31.8 73 3.3 -29.2 25 26 345.2 345.4 296.3 348.6 0.89 29 296 9836 -29.3 -32.3 75 3.0 -29.9 22 27 345.4 345.6 296.3 348.7 0.86 30 287 10056 -31.1 -37.1 56 6.0 -32.0 15 28 345.9 346.0 296.2 348.1 0.55 31 266 10591 -35.5 -38.5 74 3.0 -35.9 15 24 347.1 347.2 296.4 349.1 0.52 32 250 11020 -38.7 -45.7 48 7.0 -39.4 15 21 348.5 348.6 296.5 349.6 0.26 33 243 11214 -40.3 -48.3 42 8.0 -40.9 15 21 349.0 349.0 296.6 349.8 0.20 34 232 11528 -42.9 -47.5 61 4.6 -43.2 19 21 349.7 349.7 296.8 350.6 0.23 35 227 11674 -44.3 -50.3 51 6.0 -44.7 21 21 349.7 349.8 296.7 350.4 0.17 36 223 11793 -45.1 -54.1 36 9.0 -45.6 23 21 350.3 350.3 296.8 350.7 0.11 37 205 12349 -49.7 -54.7 56 5.0 -49.9 10 19 351.6 351.6 297.1 352.0 0.11 38 200 12510 -51.1 -60.1 33 9.0 -51.4 5 18 351.8 351.9 297.1 352.1 0.06 39 186 12979 -54.9 -71.9 10 17.0 -55.2 1 21 353.1 353.1 297.3 353.1 0.01 40 174 13403 -58.7 -62.7 60 4.0 -58.8 5 22 353.6 353.6 297.4 353.8 0.05 41 152 14239 -65.7 -71.7 43 6.0 -65.8 23 17 355.6 355.6 297.8 355.6 0.02 42 150 14320 -66.3 -72.3 43 6.0 -66.4 25 16 355.9 355.9 297.9 355.9 0.01 43 145 14524 -68.3 -75.3 36 7.0 -68.4 28 12 355.9 355.9 297.9 355.9 0.01 44 117 15784 -77.3 -82.3 44 5.0 -77.3 324 15 361.8 361.8 299.1 361.8 0.00 45 102 16568 -79.1 -86.1 31 7.0 -79.1 249 7 372.8 372.8 301.1 372.8 0.00 46 100 16680 -79.7 -86.7 30 7.0 -79.7 220 3 373.7 373.7 301.2 373.7 0.00 47 97 16852 -80.1 -88.1 25 8.0 -80.1 0 0 376.2 376.2 301.6 376.2 0.00 48 92 17153 -77.7 -87.7 18 10.0 -77.7 241 7 386.7 386.7 303.3 386.7 0.00 49 80 17946 -81.5 -89.5 24 8.0 -81.5 345 11 394.7 394.7 304.5 394.7 0.00 50 70 18700 -79.1 -90.1 15 11.0 -79.1 25 28 415.2 415.2 307.2 415.2 0.00 51 59 19688 -73.3 -89.3 7 16.0 -73.4 15 7 449.0 449.0 310.8 449.0 0.00 52 54 20206 -74.1 -90.1 7 16.0 -74.2 122 4 458.7 458.7 311.7 458.7 0.00 53 50 20660 -70.5 -91.5 3 21.0 -70.6 145 29 477.4 477.4 313.2 477.4 0.00 54 37 22500 -58.3 -86.3 2 28.0 -59.2 101 26 551.6 551.6 318.2 551.6 0.01 55 35 22849 -59.3 -87.3 1 28.0 -60.2 102 24 557.8 557.8 318.5 557.9 0.01 56 32 23416 -54.3 -85.3 1 31.0 -55.9 95 20 585.7 585.7 319.9 585.8 0.01 57 30 23830 -54.1 -85.1 1 31.0 -55.8 110 14 597.2 597.2 320.5 597.2 0.01 58 23 25541 -52.5 -84.5 1 32.0 -55.0 46 17 649.0 649.0 322.6 649.1 0.01 59 22 25828 -53.1 -84.1 1 31.0 -55.5 35 17 655.5 655.5 322.9 655.6 0.02 TRP 97 16852 -80.1 -88.1 25 8.0 -80.1 0 0 376.2 376.2 301.6 376.2 0.00 WND Sounding variables and indices 1000-500 mb thick: 5805.00 m Freezing level: 566.72 mb = 4918.29 m = 16135.94 ft Wetbulb zero: 588.79 mb = 4585.29 m = 15043.42 ft Precipitable water: 2.21 inches Sfc-500 mean rel hum: 76.16 % Est. max temperature: 33.75 C = 92.75 F Sfc-Lift cond lev (LCL): 926.38 mb = 762.90 m = 2502.92 ft T: 26.87 C 700-500 lapse rate: 5.92 C/km ThetaE index: 26.12 C Layer 915.0- 652.0 mb Conv cond level (CCL): 820.75 mb = 1820.83 m = 5973.76 ft Mean mixing ratio: 16.53 g/kg Conv temperature: 33.94 C = 93.09 F Cap Strength: 2.43 C Lifted Index: -4.09 C Risk: Severe thunderstorms probable Lifted Index @300 mb: -2.80 C Lifted Index @700 mb: -1.11 C Showalter Index: -4.44 C Risk: Severe thunderstorms possible Total Totals Index: 50.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 26.30 C Cross Totals Index: 23.70 C K Index: 36.70 Risk: > 80 % chance of thunderstorms Sweat Index: 267.80 Risk: None Energy Index: -3.16 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1166.84 J/kg Max Up Vert Vel: 48.31 m/s Conv Inhibition (B-): 74.52 J/kg Cap Strength: 2.43 C Lift Cond Lev (LCL): 857.07 mb = 1447.25 m = 4748.15 ft Lev Free Conv (LFC): 802.07 mb = 2018.65 m = 6622.78 ft Equ Level (EL): 152.07 mb = 14236.81 m = 46708.12 ft B at Equ Level: 1161.21 J/kg Max Parcel Lev (MPL): 82.07 mb = 17801.25 m = 58402.35 ft Wind level data Storm motion: 5 at 12 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 ---------------------------------------------------------- 0 983 243 10 3 -0.5 -3.0 | 184 9 0.5 8.7 1 976 305 150 3 -1.5 2.6 | 178 14 -0.4 14.2 2 943 610 5 12 -1.0 -12.0 | 357 0 0.0 -0.3 3 925 776 350 7 1.2 -6.9 | 206 5 2.3 4.7 4 911 914 305 4 3.3 -2.3 | 205 10 4.3 9.3 5 850 1520 310 8 6.1 -5.1 | 228 10 7.2 6.5 6 791 2134 320 9 5.8 -6.9 | 235 8 6.8 4.7 7 763 2438 305 17 13.9 -9.8 | 263 15 15.0 1.9 8 700 3170 325 27 15.5 -22.1 | 302 20 16.5 -10.5 9 659 3658 330 29 14.5 -25.1 | 311 21 15.6 -13.5 10 635 3962 340 25 8.6 -23.5 | 321 15 9.6 -11.9 11 611 4267 345 24 6.2 -23.2 | 328 14 7.3 -11.6 12 546 5182 340 15 5.1 -14.1 | 292 7 6.2 -2.5 13 526 5486 15 8 -2.1 -7.7 | 165 4 -1.0 3.9 14 500 5890 20 11 -3.8 -10.3 | 115 3 -2.7 1.3 15 487 6096 15 12 -3.1 -11.6 | 91 2 -2.0 0.0 16 468 6401 10 15 -2.6 -14.8 | 26 4 -1.5 -3.2 17 416 7315 360 20 -0.0 -20.0 | 353 8 1.1 -8.4 18 400 7620 5 21 -1.8 -20.9 | 5 9 -0.8 -9.3 19 368 8230 25 16 -6.8 -14.5 | 63 6 -5.7 -2.9 20 300 9740 25 26 -11.0 -23.6 | 40 16 -9.9 -11.9 21 287 10058 15 28 -7.2 -27.0 | 22 17 -6.2 -15.4 22 250 11020 15 21 -5.4 -20.3 | 27 10 -4.4 -8.7 23 241 11278 15 21 -5.4 -20.3 | 27 10 -4.4 -8.7 24 220 11887 25 21 -8.9 -19.0 | 47 11 -7.8 -7.4 25 200 12510 5 18 -1.6 -17.9 | 5 6 -0.5 -6.3 26 182 13106 360 22 -0.0 -22.0 | 354 10 1.1 -10.4 27 165 13716 10 21 -3.6 -20.7 | 16 9 -2.6 -9.1 28 150 14320 25 16 -6.8 -14.5 | 63 6 -5.7 -2.9 29 150 14326 30 11 -5.5 -9.5 | 115 5 -4.4 2.1 30 128 15240 20 14 -4.8 -13.2 | 68 4 -3.7 -1.5 31 115 15850 315 15 10.6 -10.6 | 265 12 11.7 1.0 32 109 16154 330 12 6.0 -10.4 | 260 7 7.1 1.2 33 104 16459 275 10 10.0 -0.9 | 226 15 11.0 10.8 34 100 16680 220 3 1.9 2.3 | 192 14 3.0 13.9 35 99 16764 225 13 9.2 9.2 | 206 23 10.3 20.8 36 97 16852 0 0 -0.0 -0.0 | 185 12 1.1 11.6 37 93 17069 230 7 5.4 4.5 | 202 17 6.4 16.1 38 79 17983 350 11 1.9 -10.8 | 255 3 3.0 0.8 39 71 18593 85 11 -11.0 -1.0 | 137 15 -9.9 10.7 40 70 18700 25 28 -11.8 -25.4 | 38 17 -10.8 -13.8 41 64 19202 20 28 -9.6 -26.3 | 30 17 -8.5 -14.7 42 61 19507 350 14 2.4 -13.8 | 302 4 3.5 -2.2 43 58 19812 30 2 -1.0 -1.7 | 180 10 0.1 9.9 44 52 20422 170 5 -0.9 4.9 | 181 17 0.2 16.5 45 50 20660 145 29 -16.6 23.8 | 156 39 -15.6 35.4 46 49 20726 175 13 -1.1 13.0 | 180 25 -0.1 24.6 47 43 21641 115 36 -32.6 15.2 | 130 41 -31.6 26.8 48 41 21946 60 31 -26.8 -15.5 | 81 26 -25.8 -3.9 49 39 22250 60 22 -19.1 -11.0 | 92 18 -18.0 0.6 50 37 22555 105 26 -25.1 6.7 | 127 30 -24.1 18.4 51 32 23470 95 20 -19.9 1.7 | 125 23 -18.9 13.4 52 30 23830 110 14 -13.2 4.8 | 144 20 -12.1 16.4 53 28 24079 110 13 -12.2 4.4 | 145 20 -11.2 16.1 54 26 24384 80 16 -15.8 -2.8 | 121 17 -14.7 8.8 55 21 25298 25 17 -7.2 -15.4 | 58 7 -6.1 -3.8 56 20 25603 60 14 -12.1 -7.0 | 113 12 -11.1 4.6 57 18 25908 45 14 -9.9 -9.9 | 101 9 -8.8 1.7 Wind Parameters Mean winds (0-6000m): 335.2 at 15.6 knts Storm direction: 5.2 at 11.7 knts Shear (0-3000m) pos: 2.2 neg: 2.4 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 120.1 deg Storm rel helicity (0-3000m) pos: 84.2 neg: -34.0 tot: 50.2 m^2/s^2 ave: 16.7 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 11.0 stream: 2.7 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 84.77 Bulk Shear: 13.77 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 9 8 178 4| 0.0 5.3 5.3| 1.5 -32.5 -31.1 -62.1 -0.19| 31.5 -6.1 1000 346 6 207 6| 0.0 2.8 2.8| 6.8 -34.0 -27.2 -27.2 -0.12| 19.9 -2.3 1500 330 7 218 7| 0.8 1.9 2.7| 12.6 -34.0 -21.4 -14.3 -0.05| 14.1 -0.8 2000 325 7 224 8| 1.5 1.4 2.9| 20.3 -34.0 -13.8 -6.9 0.02| 11.6 0.3 2500 319 9 238 9| 1.2 2.9 4.1| 48.1 -34.0 14.1 5.6 0.15| 11.5 1.7 3000 320 12 254 9| 2.2 2.4 4.7| 84.2 -34.0 50.2 16.7 0.25| 11.0 2.7 4000 326 16 279 10| 1.8 1.8 3.7|118.8 -34.0 84.8 21.2 0.31| 9.6 3.0 5000 330 17 287 10| 1.2 1.2 2.4|118.8 -48.2 70.6 14.1 0.20| 8.9 1.8 6000 335 16 288 8| 1.3 1.1 2.4|118.8 -54.2 64.6 10.8 0.07| 8.6 0.6 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251227.00.gif