UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for SBFL... Searching the city database file for: SBFL ... Date:1200Z 28 DEC 25 Station: SBFL WMO ident: 83899 Latitude: -27.67 Longitude: -48.55 Elevation: 5.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1010 5 29.0 23.0 70 6.0 24.6 230 4 301.3 304.6 297.4 353.7 17.78 1 1000 91 27.0 21.0 70 6.0 22.7 325 6 300.1 303.0 295.8 346.6 15.85 2 989 189 26.2 21.2 74 5.0 22.6 309 6 300.3 303.3 296.1 347.9 16.23 3 941 629 27.6 15.6 48 12.0 19.4 147 3 306.0 308.2 294.7 341.8 11.93 4 925 781 26.6 15.6 51 11.0 19.1 205 3 306.5 308.8 295.0 343.0 12.14 5 850 1522 21.2 14.2 64 7.0 16.5 280 6 308.4 310.6 295.5 344.9 12.07 6 817 1864 18.4 13.8 75 4.6 15.3 279 10 308.9 311.2 295.7 346.0 12.23 7 748 2615 13.4 8.4 72 5.0 10.3 246 16 311.4 313.1 294.3 340.0 9.29 8 700 3172 10.4 5.5 72 4.9 7.5 240 17 314.0 315.6 294.1 339.3 8.12 9 600 4440 2.6 -0.8 78 3.4 0.8 269 25 319.1 320.3 293.9 338.5 6.03 10 586 4631 1.8 -1.2 80 3.0 0.2 268 24 320.4 321.5 294.2 339.7 5.99 11 554 5084 0.6 -5.4 64 6.0 -2.4 265 21 324.1 325.0 294.1 339.4 4.62 12 514 5682 -3.7 -6.7 80 3.0 -5.1 261 17 325.9 326.8 294.6 340.9 4.51 13 500 5900 -4.5 -9.5 68 5.0 -6.8 250 19 327.6 328.3 294.3 340.1 3.72 14 487 6107 -5.7 -14.7 49 9.0 -9.2 250 20 328.6 329.1 293.6 337.2 2.51 15 472 6351 -7.3 -11.3 73 4.0 -9.0 246 21 329.5 330.2 294.6 341.2 3.42 16 465 6467 -7.7 -16.7 48 9.0 -11.1 247 20 330.4 330.9 293.9 338.2 2.23 17 451 6704 -9.5 -14.0 70 4.5 -11.3 255 16 331.1 331.7 294.6 341.0 2.87 18 436 6965 -11.1 -25.1 30 14.0 -15.2 259 16 332.3 332.5 293.4 336.4 1.14 19 426 7142 -12.7 -16.1 76 3.4 -14.0 262 16 332.4 333.0 294.6 341.3 2.56 20 408 7470 -14.9 -17.9 78 3.0 -15.9 267 17 333.7 334.2 294.7 341.8 2.29 21 400 7620 -15.5 -20.2 67 4.7 -17.0 270 17 334.8 335.2 294.7 341.7 1.92 22 388 7849 -17.1 -24.1 55 7.0 -19.1 283 19 335.7 336.0 294.5 340.8 1.40 23 383 7946 -17.5 -39.5 13 22.0 -21.4 290 20 336.4 336.5 293.7 337.7 0.32 24 374 8123 -18.7 -48.7 5 30.0 -22.7 290 23 337.1 337.1 293.7 337.6 0.12 25 346 8698 -22.5 -37.5 24 15.0 -25.1 283 25 339.5 339.6 294.6 341.2 0.44 26 332 9000 -24.3 -48.3 9 24.0 -27.2 278 25 341.1 341.1 294.7 341.7 0.14 27 326 9133 -25.3 -35.3 39 10.0 -27.1 275 25 341.5 341.6 295.2 343.8 0.58 28 323 9200 -25.7 -38.7 29 13.0 -27.8 278 25 341.9 342.0 295.1 343.5 0.42 29 313 9426 -27.5 -42.5 23 15.0 -29.5 293 24 342.4 342.5 295.2 343.6 0.29 30 300 9730 -29.7 -41.7 30 12.0 -31.3 290 26 343.5 343.6 295.5 344.8 0.33 31 250 11000 -40.3 -44.7 63 4.4 -40.7 305 21 346.2 346.2 296.0 347.3 0.29 32 229 11591 -45.3 -48.3 72 3.0 -45.5 310 23 347.3 347.4 296.3 348.2 0.21 33 222 11798 -46.9 -54.9 40 8.0 -47.3 320 24 348.0 348.0 296.3 348.4 0.10 34 209 12194 -50.3 -54.4 62 4.1 -50.5 320 25 348.7 348.7 296.4 349.2 0.11 35 201 12448 -52.3 -62.3 29 10.0 -52.6 316 25 349.4 349.5 296.5 349.6 0.04 36 200 12480 -52.7 -61.7 33 9.0 -52.9 315 25 349.3 349.3 296.5 349.5 0.05 37 191 12776 -55.1 -60.1 54 5.0 -55.2 310 26 350.1 350.1 296.7 350.4 0.06 38 168 13585 -61.3 -70.3 29 9.0 -61.4 305 26 352.8 352.9 297.3 352.9 0.02 39 163 13772 -62.7 -70.7 33 8.0 -62.8 308 26 353.6 353.6 297.4 353.6 0.02 40 159 13925 -63.9 -66.2 73 2.3 -63.9 303 28 354.1 354.1 297.5 354.2 0.03 41 150 14280 -66.5 -69.3 68 2.8 -66.5 290 32 355.5 355.5 297.8 355.6 0.02 42 133 14998 -71.7 -80.7 25 9.0 -71.8 286 27 358.7 358.7 298.4 358.7 0.00 43 127 15272 -69.3 -83.3 11 14.0 -69.4 287 18 367.8 367.8 300.2 367.8 0.00 44 100 16670 -77.5 -86.5 22 9.0 -77.5 345 8 378.0 378.0 301.9 378.0 0.00 45 81 17863 -81.1 -90.1 20 9.0 -81.1 180 13 394.1 394.1 304.4 394.1 0.00 46 70 18680 -81.7 -90.7 20 9.0 -81.7 210 18 409.6 409.6 306.5 409.6 0.00 47 67 18930 -77.1 -89.1 13 12.0 -77.1 200 18 424.7 424.7 308.3 424.7 0.00 48 63 19283 -78.7 -90.7 12 12.0 -78.7 117 18 428.7 428.7 308.7 428.7 0.00 49 61 19469 -75.1 -89.1 10 14.0 -75.2 89 13 440.7 440.7 310.0 440.7 0.00 50 50 20640 -70.3 -91.3 3 21.0 -70.5 60 10 477.8 477.8 313.2 477.8 0.00 51 41 21833 -65.5 -91.5 2 26.0 -65.8 153 15 517.7 517.7 316.1 517.7 0.00 52 34 22992 -58.1 -89.1 1 31.0 -59.1 100 18 565.6 565.6 318.9 565.7 0.00 53 30 23780 -58.5 -89.5 1 31.0 -59.6 85 7 585.2 585.2 319.9 585.2 0.00 54 27 24439 -56.9 -89.9 1 33.0 -58.3 127 16 607.6 607.6 320.9 607.6 0.00 55 20 26350 -51.3 -88.3 0 37.0 -54.4 120 19 679.1 679.2 323.7 679.2 0.01 56 15 28229 -49.1 -87.1 0 38.0 -53.7 89 19 744.7 744.7 325.8 744.8 0.01 TRP 81 17863 -81.1 -90.1 20 9.0 -81.1 180 13 394.1 394.1 304.4 394.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5809.00 m Freezing level: 548.42 mb = 5166.99 m = 16951.88 ft Wetbulb zero: 583.57 mb = 4664.17 m = 15302.20 ft Precipitable water: 2.06 inches Sfc-500 mean rel hum: 69.84 % Est. max temperature: 35.83 C = 96.50 F Sfc-Lift cond lev (LCL): 926.17 mb = 769.83 m = 2525.65 ft T: 26.67 C 700-500 lapse rate: 5.46 C/km ThetaE index: 7.59 C Layer 748.0- 586.0 mb Conv cond level (CCL): 766.06 mb = 2412.09 m = 7913.57 ft Mean mixing ratio: 13.90 g/kg Conv temperature: 38.44 C = 101.19 F Cap Strength: 4.52 C Lifted Index: 0.28 C Risk: Showers probable Lifted Index @300 mb: 1.45 C Lifted Index @700 mb: 1.21 C Showalter Index: 0.34 C Risk: Thunderstorms probable Total Totals Index: 44.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 18.70 C K Index: 35.00 Risk: > 80 % chance of thunderstorms Sweat Index: 201.40 Risk: None Energy Index: -0.96 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.21 J/kg Max Up Vert Vel: 9.19 m/s Conv Inhibition (B-): 256.32 J/kg Cap Strength: 4.52 C Lift Cond Lev (LCL): 845.73 mb = 1565.49 m = 5136.05 ft Lev Free Conv (LFC): 620.73 mb = 4160.29 m = 13649.09 ft Equ Level (EL): 570.73 mb = 4843.63 m = 15890.97 ft B at Equ Level: 31.02 J/kg Max Parcel Lev (MPL): 330.73 mb = 9027.96 m = 29618.93 ft Wind level data Storm motion: 289 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 1010 5 230 4 3.1 2.6 | 129 10 -7.8 6.4 1 1000 91 325 6 3.4 -4.9 | 82 7 -7.4 -1.1 2 976 305 290 6 5.6 -2.1 | 109 6 -5.2 1.8 3 943 610 140 3 -1.9 2.3 | 116 14 -12.8 6.1 4 925 781 205 3 1.3 2.7 | 124 12 -9.6 6.5 5 911 914 220 5 3.2 3.8 | 135 11 -7.6 7.6 6 850 1522 280 6 5.9 -1.0 | 119 6 -4.9 2.8 7 820 1829 280 10 9.8 -1.7 | 154 2 -1.0 2.1 8 791 2134 265 14 13.9 1.2 | 212 6 3.1 5.0 9 763 2438 250 16 15.0 5.5 | 204 10 4.2 9.3 10 710 3048 235 17 13.9 9.8 | 193 14 3.1 13.6 11 700 3172 240 17 14.7 8.5 | 197 13 3.9 12.3 12 685 3353 255 20 19.3 5.2 | 223 12 8.5 9.0 13 659 3658 250 22 20.7 7.5 | 221 15 9.8 11.3 14 612 4267 270 26 26.0 -0.0 | 256 16 15.2 3.8 15 507 5791 260 16 15.8 2.8 | 217 8 4.9 6.6 16 500 5900 250 19 17.9 6.5 | 214 12 7.0 10.3 17 487 6096 250 20 18.8 6.8 | 217 13 7.9 10.7 18 469 6401 245 21 19.0 8.9 | 213 15 8.2 12.7 19 450 6706 255 16 15.5 4.1 | 210 9 4.6 8.0 20 400 7620 270 17 17.0 -0.0 | 238 7 6.2 3.8 21 400 7620 265 17 16.9 1.5 | 229 8 6.1 5.3 22 384 7925 290 20 18.8 -6.8 | 291 9 7.9 -3.0 23 368 8230 290 25 23.5 -8.6 | 291 14 12.6 -4.7 24 325 9144 275 25 24.9 -2.2 | 263 14 14.1 1.6 25 312 9449 295 24 21.8 -10.1 | 300 13 10.9 -6.3 26 300 9730 290 26 24.4 -8.9 | 290 15 13.6 -5.1 27 299 9754 280 26 25.6 -4.5 | 273 15 14.8 -0.7 28 250 11000 305 21 17.2 -12.0 | 322 10 6.4 -8.2 29 229 11582 310 23 17.6 -14.8 | 328 13 6.8 -11.0 30 219 11887 325 24 13.8 -19.7 | 350 16 2.9 -15.8 31 200 12480 315 25 17.7 -17.7 | 334 15 6.8 -13.9 32 172 13411 300 27 23.4 -13.5 | 308 16 12.5 -9.7 33 164 13716 310 26 19.9 -16.7 | 325 16 9.1 -12.9 34 150 14280 290 32 30.1 -10.9 | 290 21 19.2 -7.1 35 149 14326 300 34 29.4 -17.0 | 305 23 18.6 -13.2 36 134 14935 285 29 28.0 -7.5 | 282 18 17.2 -3.7 37 127 15240 290 19 17.9 -6.5 | 291 8 7.0 -2.7 38 121 15545 250 11 10.3 3.8 | 176 8 -0.5 7.6 39 109 16154 245 12 10.9 5.1 | 180 9 0.0 8.9 40 100 16670 345 8 2.1 -7.7 | 66 10 -8.8 -3.9 41 98 16764 320 3 1.9 -2.3 | 100 9 -8.9 1.5 42 93 17069 345 8 2.1 -7.7 | 66 10 -8.8 -3.9 43 88 17374 240 14 12.1 7.0 | 187 11 1.3 10.8 44 84 17678 205 19 8.0 17.2 | 172 21 -2.8 21.0 45 81 17863 180 13 0.0 13.0 | 147 20 -10.8 16.8 46 79 17983 185 13 1.1 13.0 | 150 19 -9.7 16.8 47 75 18288 155 15 -6.3 13.6 | 135 24 -17.2 17.4 48 71 18593 180 23 0.0 23.0 | 158 29 -10.8 26.8 49 70 18680 210 18 9.0 15.6 | 175 19 -1.8 19.4 50 67 18898 210 18 9.0 15.6 | 175 19 -1.8 19.4 51 64 19202 130 20 -15.3 12.9 | 123 31 -26.2 16.7 52 61 19507 85 12 -12.0 -1.0 | 97 23 -22.8 2.8 53 55 20117 0 0 -0.0 -0.0 | 109 12 -10.8 3.8 54 52 20422 140 10 -6.4 7.7 | 124 21 -17.3 11.5 55 50 20640 60 10 -8.7 -5.0 | 87 20 -19.5 -1.2 56 47 21031 60 11 -9.5 -5.5 | 85 20 -20.4 -1.7 57 42 21641 160 10 -3.4 9.4 | 133 19 -14.3 13.2 58 40 21946 150 17 -8.5 14.7 | 134 27 -19.3 18.5 59 38 22250 110 16 -15.0 5.5 | 110 27 -25.9 9.3 60 37 22555 145 14 -8.0 11.5 | 129 24 -18.9 15.3 61 35 22860 95 20 -19.9 1.7 | 100 31 -30.8 5.6 62 33 23165 105 15 -14.5 3.9 | 107 26 -25.3 7.7 63 32 23470 65 26 -23.6 -11.0 | 78 35 -34.4 -7.2 64 30 23774 45 10 -7.1 -7.1 | 80 18 -17.9 -3.3 65 30 23780 85 7 -7.0 -0.6 | 100 18 -17.8 3.2 66 29 24079 60 4 -3.5 -2.0 | 97 14 -14.3 1.8 67 27 24384 125 14 -11.5 8.0 | 118 25 -22.3 11.8 68 26 24689 135 25 -17.7 17.7 | 127 36 -28.5 21.5 69 24 25298 115 26 -23.6 11.0 | 113 37 -34.4 14.8 70 21 25908 110 31 -29.1 10.6 | 110 42 -40.0 14.4 71 20 26350 120 19 -16.5 9.5 | 116 30 -27.3 13.3 72 19 26518 95 21 -20.9 1.8 | 100 32 -31.8 5.6 73 18 26822 110 29 -27.3 9.9 | 110 40 -38.1 13.7 74 16 27127 90 21 -21.0 0.0 | 97 32 -31.8 3.8 75 12 28346 85 15 -14.9 -1.3 | 96 26 -25.8 2.5 Wind Parameters Mean winds (0-6000m): 259.4 at 15.3 knts Storm direction: 289.4 at 11.5 knts Shear (0-3000m) pos: 1.2 neg: 2.2 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 64.2 deg Storm rel helicity (0-3000m) pos: 27.8 neg: -39.4 tot: -11.6 m^2/s^2 ave: -3.9 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 8.8 stream: -0.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.66 Bulk Shear: 15.88 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 ------------------------------------------------------------------------------- 500 289 5 110 6| 0.0 2.7 2.7| 10.1 -17.5 -7.4 -14.9 -0.12| 20.3 -2.4 1000 261 5 126 8| 1.6 1.4 3.0| 23.4 -27.1 -3.7 -3.7 -0.03| 14.9 -0.4 1500 259 5 128 8| 2.4 0.9 3.3| 23.5 -30.3 -6.8 -4.5 -0.08| 11.6 -0.9 2000 268 6 129 6| 1.8 1.2 3.0| 27.1 -30.3 -3.3 -1.6 0.04| 10.5 0.5 2500 264 8 146 6| 1.4 2.2 3.6| 27.8 -33.0 -5.2 -2.1 0.03| 9.8 0.3 3000 256 9 163 6| 1.2 2.2 3.4| 27.8 -39.4 -11.6 -3.9 -0.01| 8.8 -0.1 4000 254 12 187 7| 2.4 1.7 4.1| 69.7 -40.8 28.9 7.2 0.16| 8.4 1.3 5000 259 15 207 8| 2.1 1.3 3.5| 85.6 -52.4 33.3 6.7 0.15| 7.6 1.1 6000 259 15 212 8| 1.8 1.5 3.3| 86.6 -64.5 22.2 3.7 0.08| 7.2 0.6 Wrote GIF file: /home/apache/climate/data/raob//SBFL/skewt/SBFL.skewt.20251228.12.gif