UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 16 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 87 SFC 983 243 26.0 20.0 70 6.0 21.8 130 3 300.6 303.4 295.5 345.0 15.14 2 977 297 29.0 20.0 58 9.0 22.6 42 10 304.2 307.0 296.5 349.5 15.23 3 971 352 29.4 19.4 55 10.0 22.3 30 11 305.1 307.8 296.4 349.2 14.76 4 925 782 26.2 18.2 61 8.0 20.6 35 17 306.1 308.8 296.4 349.2 14.36 5 850 1520 20.2 14.2 68 6.0 16.2 45 11 307.3 309.6 295.2 343.7 12.07 6 827 1756 18.4 13.4 73 5.0 15.1 24 9 307.8 310.0 295.1 343.4 11.77 7 751 2579 15.0 6.0 55 9.0 9.6 313 13 312.7 314.2 293.6 337.1 7.83 8 700 3171 10.4 3.4 62 7.0 6.3 305 20 314.0 315.3 293.3 335.9 7.00 9 670 3534 7.4 3.1 74 4.3 4.9 297 22 314.6 316.0 293.6 337.0 7.16 10 562 4962 -0.5 -7.5 59 7.0 -3.7 269 21 321.5 322.3 292.9 334.2 3.87 11 507 5781 -4.7 -21.7 25 17.0 -10.2 289 17 326.0 326.3 291.9 330.7 1.33 12 502 5859 -5.1 -22.1 25 17.0 -10.6 290 18 326.4 326.7 292.0 331.0 1.30 13 500 5890 -5.5 -21.5 27 16.0 -10.7 290 19 326.3 326.6 292.0 331.1 1.37 14 444 6806 -12.7 -19.7 56 7.0 -15.0 276 28 328.5 328.9 293.0 334.8 1.81 15 400 7590 -19.3 -29.3 41 10.0 -21.5 275 27 329.9 330.1 292.5 333.0 0.85 16 389 7797 -20.9 -33.9 30 13.0 -23.3 278 27 330.4 330.6 292.4 332.5 0.56 17 371 8144 -24.3 -33.3 43 9.0 -25.9 277 31 330.4 330.6 292.4 332.7 0.62 18 367 8223 -24.9 -28.1 75 3.2 -25.6 275 33 330.7 330.9 292.9 334.4 1.03 19 350 8566 -27.3 -48.3 12 21.0 -29.5 275 34 331.9 332.0 292.4 332.5 0.14 20 332 8944 -29.5 -58.5 4 29.0 -31.6 275 29 334.0 334.0 292.9 334.2 0.04 21 301 9637 -34.3 -60.3 5 26.0 -35.8 275 39 336.7 336.7 293.6 336.9 0.04 22 300 9660 -34.5 -60.5 5 26.0 -36.0 275 39 336.7 336.8 293.6 336.9 0.04 23 250 10910 -44.9 -61.9 13 17.0 -45.5 255 50 339.3 339.3 294.2 339.5 0.04 24 239 11209 -47.3 -63.3 14 16.0 -47.8 259 50 340.1 340.1 294.4 340.2 0.03 25 200 12360 -57.1 -64.1 41 7.0 -57.2 260 71 342.3 342.3 294.9 342.5 0.03 26 197 12456 -58.1 -65.1 40 7.0 -58.2 261 72 342.2 342.2 294.9 342.4 0.03 27 181 12987 -60.9 -70.4 27 9.5 -61.0 265 77 346.1 346.1 295.8 346.2 0.02 28 161 13710 -64.7 -77.7 15 13.0 -64.8 265 75 351.4 351.4 297.0 351.5 0.01 29 150 14140 -67.3 -78.3 20 11.0 -67.4 265 73 354.2 354.2 297.5 354.2 0.01 30 140 14553 -69.9 -78.9 26 9.0 -69.9 263 68 356.6 356.6 298.0 356.7 0.01 31 117 15610 -73.3 -84.3 17 11.0 -73.3 256 54 369.2 369.2 300.4 369.2 0.00 32 114 15763 -70.7 -84.7 11 14.0 -70.8 256 52 376.7 376.7 301.7 376.8 0.00 33 100 16530 -75.5 -85.5 19 10.0 -75.5 310 17 381.9 381.9 302.5 381.9 0.00 34 96 16765 -77.3 -86.3 22 9.0 -77.3 305 26 382.8 382.8 302.7 382.8 0.00 35 82 17674 -74.1 -88.1 10 14.0 -74.2 262 24 407.0 407.0 306.1 407.0 0.00 36 70 18610 -67.1 -89.1 3 22.0 -67.2 290 31 440.8 440.8 310.0 440.8 0.00 37 66 18967 -64.3 -89.3 2 25.0 -64.6 287 23 454.4 454.4 311.3 454.4 0.00 38 65 19061 -65.1 -89.1 2 24.0 -65.3 286 21 454.6 454.6 311.3 454.7 0.00 39 50 20680 -59.7 -88.7 1 29.0 -60.3 290 7 502.8 502.8 315.1 502.8 0.00 40 47 21069 -58.3 -87.3 1 29.0 -59.0 315 6 515.1 515.1 316.0 515.2 0.00 41 37 22564 -61.9 -88.9 2 27.0 -62.5 45 1 542.4 542.4 317.6 542.4 0.00 42 36 22735 -58.9 -88.9 1 30.0 -59.8 320 8 554.4 554.4 318.3 554.4 0.00 43 30 23880 -58.9 -87.9 1 29.0 -59.9 60 7 584.1 584.1 319.9 584.1 0.01 44 29 24093 -58.1 -87.1 1 29.0 -59.3 63 7 592.0 592.0 320.2 592.0 0.01 TRP 96 16765 -77.3 -86.3 22 9.0 -77.3 305 26 382.8 382.8 302.7 382.8 0.00 WND 181 12987 -60.9 -70.4 27 9.5 -61.0 265 77 346.1 346.1 295.8 346.2 0.02 Sounding variables and indices 1000-500 mb thick: 5803.00 m Freezing level: 568.84 mb = 4871.87 m = 15983.64 ft Wetbulb zero: 608.46 mb = 4316.92 m = 14162.96 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 60.07 % Est. max temperature: 33.04 C = 91.46 F Sfc-Lift cond lev (LCL): 900.77 mb = 1013.62 m = 3325.49 ft T: 24.32 C 700-500 lapse rate: 5.85 C/km ThetaE index: 13.61 C Layer 971.0- 670.0 mb Conv cond level (CCL): 748.31 mb = 2609.39 m = 8560.88 ft Mean mixing ratio: 14.25 g/kg Conv temperature: 38.13 C = 100.63 F Cap Strength: 2.21 C Lifted Index: -2.00 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.28 C Lifted Index @700 mb: 0.24 C Showalter Index: -0.19 C Risk: Thunderstorms probable Total Totals Index: 45.40 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.70 C Cross Totals Index: 19.70 C K Index: 32.90 Risk: 60-80 % chance of thunderstorms Sweat Index: 211.40 Risk: None Energy Index: -2.39 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1518.13 J/kg Max Up Vert Vel: 55.10 m/s Conv Inhibition (B-): 119.79 J/kg Cap Strength: 2.16 C Lift Cond Lev (LCL): 826.26 mb = 1763.95 m = 5787.17 ft Lev Free Conv (LFC): 691.26 mb = 3275.11 m = 10744.97 ft Equ Level (EL): 171.26 mb = 13328.34 m = 43727.63 ft B at Equ Level: 1514.24 J/kg Max Parcel Lev (MPL): 91.26 mb = 17056.40 m = 55958.65 ft Wind level data Storm motion: 338 at 13 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 ---------------------------------------------------------- 0 983 243 130 3 -2.3 1.9 | 153 16 -7.1 13.9 1 976 305 30 11 -5.5 -9.5 | 103 11 -10.3 2.4 2 943 610 30 14 -7.0 -12.1 | 89 12 -11.8 -0.2 3 925 782 35 17 -9.8 -13.9 | 82 15 -14.6 -2.0 4 911 914 35 16 -9.2 -13.1 | 85 14 -14.0 -1.1 5 880 1219 45 17 -12.0 -12.0 | 90 17 -16.8 -0.1 6 850 1520 45 11 -7.8 -7.8 | 108 13 -12.6 4.2 7 850 1524 50 15 -11.5 -9.6 | 98 16 -16.3 2.3 8 820 1829 15 7 -1.8 -6.8 | 128 8 -6.6 5.2 9 791 2134 360 12 -0.0 -12.0 | 90 5 -4.8 -0.0 10 763 2438 315 12 8.5 -8.5 | 227 5 3.7 3.5 11 700 3171 305 20 16.4 -11.5 | 268 12 11.6 0.5 12 684 3353 300 23 19.9 -11.5 | 268 15 15.1 0.5 13 635 3962 290 20 18.8 -6.8 | 250 15 14.0 5.1 14 611 4267 300 17 14.7 -8.5 | 251 11 9.9 3.5 15 567 4877 270 21 21.0 -0.0 | 234 20 16.2 12.0 16 526 5486 265 22 21.9 1.9 | 231 22 17.1 13.9 17 506 5791 290 17 16.0 -5.8 | 241 13 11.2 6.1 18 500 5890 290 19 17.9 -6.5 | 247 14 13.0 5.5 19 487 6096 290 21 19.7 -7.2 | 252 16 14.9 4.8 20 468 6401 295 25 22.7 -10.6 | 266 18 17.9 1.4 21 432 7010 265 30 29.9 2.6 | 240 29 25.1 14.6 22 400 7590 275 27 26.9 -2.4 | 246 24 22.1 9.6 23 382 7925 280 27 26.6 -4.7 | 252 23 21.8 7.3 24 366 8230 275 33 32.9 -2.9 | 252 30 28.1 9.1 25 351 8534 275 34 33.9 -3.0 | 253 30 29.1 9.0 26 336 8839 275 28 27.9 -2.4 | 248 25 23.1 9.5 27 300 9660 275 39 38.9 -3.4 | 256 35 34.0 8.6 28 296 9754 275 40 39.8 -3.5 | 256 36 35.0 8.5 29 271 10363 255 44 42.5 11.4 | 238 44 37.7 23.4 30 250 10910 255 50 48.3 12.9 | 240 50 43.5 24.9 31 236 11278 260 50 49.2 8.7 | 245 49 44.4 20.6 32 205 12192 265 74 73.7 6.4 | 255 71 68.9 18.4 33 200 12360 260 71 69.9 12.3 | 250 69 65.1 24.3 34 181 12987 265 77 76.7 6.7 | 255 74 71.9 18.7 35 178 13106 265 77 76.7 6.7 | 255 74 71.9 18.7 36 150 14140 265 73 72.7 6.4 | 255 70 67.9 18.3 37 112 15850 255 51 49.3 13.2 | 240 51 44.5 25.2 38 107 16154 235 31 25.4 17.8 | 215 36 20.6 29.7 39 100 16530 310 17 13.0 -10.9 | 263 8 8.2 1.0 40 96 16764 300 14 12.1 -7.0 | 236 9 7.3 5.0 41 96 16765 305 26 21.3 -14.9 | 280 17 16.5 -3.0 42 91 17069 295 32 29.0 -13.5 | 274 24 24.2 -1.6 43 82 17678 260 24 23.6 4.2 | 229 25 18.8 16.1 44 78 17983 325 12 6.9 -9.8 | 224 3 2.1 2.1 45 74 18288 335 31 13.1 -28.1 | 333 18 8.3 -16.1 46 70 18593 300 37 32.0 -18.5 | 283 28 27.2 -6.5 47 70 18610 290 31 29.1 -10.6 | 267 24 24.3 1.4 48 64 19202 285 18 17.4 -4.7 | 240 15 12.6 7.3 49 58 19812 230 12 9.2 7.7 | 193 20 4.4 19.7 50 55 20117 185 2 0.2 2.0 | 162 15 -4.6 14.0 51 50 20680 290 7 6.6 -2.4 | 190 10 1.8 9.6 52 37 22555 50 1 -0.8 -0.6 | 154 13 -5.6 11.3 53 35 22860 260 12 11.8 2.1 | 207 16 7.0 14.0 54 34 23165 190 21 3.6 20.7 | 178 33 -1.2 32.6 55 32 23470 180 24 0.0 24.0 | 172 36 -4.8 36.0 56 31 23774 155 15 -6.3 13.6 | 156 28 -11.1 25.6 57 30 23880 60 7 -6.1 -3.5 | 128 14 -10.9 8.5 58 27 24384 70 8 -7.5 -2.7 | 127 15 -12.3 9.2 Wind Parameters Mean winds (0-6000m): 308.1 at 17.2 knts Storm direction: 338.1 at 12.9 knts Shear (0-3000m) pos: 0.5 neg: 4.7 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): 115.2 deg Storm rel helicity (0-3000m) pos: 45.6 neg: -57.5 tot: -11.9 m^2/s^2 ave: -4.0 10^-3 m/s^2 rel: -0.01 Storm rel vorticity (0-3000m) horiz: 10.7 stream: -0.1 10^-3/s Energy-Hel index: 0.33 Bulk Rich Number: 28.47 Bulk Shear: 53.33 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 32 13 96 11| 0.0 17.4 17.4| 0.0 -46.0 -46.0 -92.1 -0.86| 18.5-15.9 1000 36 15 91 13| 1.6 8.7 10.3| 8.1 -46.0 -37.9 -37.9 -0.63| 11.1 -6.9 1500 38 14 94 13| 1.1 4.2 5.3| 29.2 -50.7 -21.6 -14.4 -0.25| 11.9 -3.0 2000 32 13 95 12| 0.8 4.5 5.3| 34.9 -57.5 -22.6 -11.3 -0.21| 11.8 -2.5 2500 19 13 88 9| 0.7 4.4 5.1| 40.3 -57.5 -17.2 -6.9 -0.05| 11.5 -0.6 3000 3 14 71 6| 0.5 4.7 5.2| 45.6 -57.5 -11.9 -4.0 -0.01| 10.7 -0.1 4000 336 16 324 3| 0.9 3.5 4.4| 46.1 -76.0 -29.8 -7.5 -0.07| 9.4 -0.7 5000 318 17 273 6| 0.7 3.2 3.9| 46.1 -98.6 -52.5 -10.5 -0.12| 8.7 -1.1 6000 308 17 261 9| 0.9 2.6 3.6| 79.5-100.4 -20.9 -3.5 -0.03| 8.6 -0.2 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251016.00.gif