UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 6 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 85 SFC 983 243 22.8 21.4 92 1.4 21.8 300 2 297.4 300.4 295.6 345.3 16.54 2 925 765 19.8 19.8 100 0.0 19.8 215 24 299.6 302.5 295.7 346.0 15.91 3 880 1196 18.2 18.2 100 0.0 18.2 229 29 302.2 305.0 295.9 346.8 15.11 4 850 1495 17.2 16.5 96 0.7 16.7 270 31 304.2 306.8 295.7 345.9 14.03 5 713 2981 10.0 9.6 97 0.4 9.7 306 48 311.9 313.9 295.4 344.5 10.59 6 700 3134 9.4 8.2 92 1.2 8.6 310 43 312.9 314.8 295.1 343.2 9.80 7 637 3912 5.8 -4.2 49 10.0 0.8 316 37 317.4 318.2 292.1 331.5 4.40 8 587 4576 0.2 -3.5 76 3.7 -1.7 301 36 318.3 319.3 292.9 334.5 5.04 9 567 4854 -0.7 -9.7 51 9.0 -4.6 291 36 320.5 321.1 292.0 331.1 3.23 10 544 5184 -3.3 -6.7 77 3.4 -4.9 280 37 321.2 322.0 293.1 335.1 4.26 11 516 5602 -4.1 -25.1 18 21.0 -10.4 287 42 325.1 325.3 291.3 328.5 0.96 12 500 5850 -5.7 -20.7 30 15.0 -10.6 285 45 326.1 326.4 292.0 331.2 1.47 13 495 5928 -6.3 -20.3 32 14.0 -10.9 285 44 326.3 326.6 292.2 331.7 1.54 14 482 6136 -5.7 -34.7 8 29.0 -12.6 285 43 329.5 329.6 292.0 331.1 0.42 15 463 6448 -8.3 -38.3 7 30.0 -14.6 282 40 330.1 330.2 292.0 331.3 0.30 16 414 7301 -14.7 -22.7 51 8.0 -17.1 265 47 332.6 332.9 293.8 337.9 1.49 17 400 7560 -15.9 -30.9 26 15.0 -19.4 265 49 334.3 334.5 293.6 337.0 0.73 18 381 7926 -18.9 -39.9 14 21.0 -22.4 265 55 335.1 335.1 293.4 336.3 0.31 19 377 8005 -19.5 -36.5 21 17.0 -22.6 265 56 335.3 335.4 293.6 337.0 0.45 20 331 8959 -28.2 -37.1 42 8.9 -29.6 270 64 336.0 336.1 293.8 337.8 0.48 21 321 9179 -30.3 -37.3 50 7.0 -31.3 269 63 336.1 336.2 293.8 337.9 0.48 22 312 9382 -31.3 -32.4 90 1.1 -31.5 263 58 337.5 337.6 294.4 340.5 0.81 23 300 9660 -32.9 -34.7 84 1.8 -33.2 255 51 339.0 339.1 294.7 341.5 0.67 24 250 10910 -41.9 -45.5 68 3.6 -42.2 250 39 343.8 343.8 295.5 344.8 0.26 25 200 12380 -54.7 -60.7 47 6.0 -54.9 220 24 346.1 346.2 295.8 346.4 0.05 26 188 12774 -57.7 -63.7 46 6.0 -57.8 215 22 347.5 347.5 296.1 347.7 0.04 27 178 13118 -60.9 -65.0 58 4.1 -61.0 237 32 347.7 347.7 296.1 347.9 0.03 28 169 13440 -61.9 -69.9 34 8.0 -62.0 260 43 351.3 351.3 296.9 351.3 0.02 29 159 13816 -65.3 -69.8 54 4.5 -65.4 263 44 351.7 351.7 297.0 351.8 0.02 30 150 14170 -66.9 -76.9 23 10.0 -67.0 265 45 354.8 354.8 297.7 354.9 0.01 31 149 14210 -67.1 -78.1 20 11.0 -67.2 264 45 355.2 355.2 297.7 355.2 0.01 32 139 14624 -70.7 -77.7 35 7.0 -70.8 272 44 356.0 356.0 297.9 356.0 0.01 33 103 16353 -80.1 -84.9 45 4.8 -80.1 260 55 369.8 369.8 300.5 369.8 0.00 34 101 16464 -79.3 -85.3 37 6.0 -79.3 263 52 373.4 373.4 301.2 373.5 0.00 35 100 16520 -79.5 -85.5 36 6.0 -79.5 265 51 374.1 374.1 301.3 374.1 0.00 36 83 17587 -75.5 -85.5 19 10.0 -75.5 286 58 402.8 402.8 305.6 402.8 0.00 37 71 18488 -76.7 -88.7 13 12.0 -76.7 267 43 418.6 418.6 307.6 418.6 0.00 38 70 18570 -73.7 -87.7 10 14.0 -73.7 265 41 426.7 426.7 308.5 426.7 0.00 39 68 18741 -70.7 -87.7 6 17.0 -70.8 257 35 436.7 436.7 309.6 436.7 0.00 40 62 19289 -70.3 -88.3 5 18.0 -70.4 238 19 449.3 449.3 310.8 449.3 0.00 41 58 19689 -66.3 -88.3 3 22.0 -66.5 244 17 467.0 467.0 312.4 467.0 0.00 42 50 20590 -65.3 -88.3 3 23.0 -65.6 240 21 489.6 489.6 314.2 489.6 0.00 43 45 21228 -66.7 -88.7 3 22.0 -67.0 267 7 501.2 501.2 315.0 501.2 0.00 44 34 22951 -59.5 -87.5 1 28.0 -60.4 247 13 562.0 562.0 318.8 562.0 0.01 45 31 23526 -61.3 -88.3 2 27.0 -62.1 264 18 572.1 572.1 319.3 572.2 0.01 46 30 23730 -60.5 -87.5 2 27.0 -61.4 260 22 579.7 579.7 319.6 579.7 0.01 47 27 24391 -57.7 -86.7 1 29.0 -59.0 266 22 605.3 605.3 320.9 605.4 0.01 48 24 25131 -59.3 -87.3 1 28.0 -60.5 278 29 621.4 621.4 321.6 621.4 0.01 49 22 25680 -56.5 -85.5 1 29.0 -58.3 274 39 645.4 645.4 322.5 645.5 0.01 TRP 103 16353 -80.1 -84.9 45 4.8 -80.1 260 55 369.8 369.8 300.5 369.8 0.00 WND 331 8959 -28.2 -37.1 42 8.9 -29.6 270 64 336.0 336.1 293.8 337.8 0.48 Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 582.56 mb = 4637.45 m = 15214.55 ft Wetbulb zero: 621.12 mb = 4117.14 m = 13507.52 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 78.03 % Est. max temperature: 30.41 C = 86.74 F Sfc-Lift cond lev (LCL): 963.43 mb = 415.62 m = 1363.58 ft T: 21.81 C 700-500 lapse rate: 5.56 C/km ThetaE index: 15.31 C Layer 850.0- 587.0 mb Conv cond level (CCL): 926.13 mb = 754.50 m = 2475.36 ft Mean mixing ratio: 15.93 g/kg Conv temperature: 24.90 C = 76.81 F Cap Strength: 0.42 C Lifted Index: -1.33 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.33 C Lifted Index @700 mb: -0.11 C Showalter Index: -1.27 C Risk: Thunderstorms probable Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.20 C K Index: 38.20 Risk: > 80 % chance of thunderstorms Sweat Index: 305.00 Risk: Showers and thunderstorms possible Energy Index: -2.87 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 470.23 J/kg Max Up Vert Vel: 30.67 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 0.39 C Lift Cond Lev (LCL): 926.93 mb = 747.09 m = 2451.05 ft Lev Free Conv (LFC): 921.93 mb = 793.74 m = 2604.09 ft Equ Level (EL): 911.93 mb = 888.08 m = 2913.60 ft B at Equ Level: 17.25 J/kg Max Parcel Lev (MPL): 131.93 mb = 14924.90 m = 48965.60 ft Wind level data Storm motion: 321 at 28 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 ---------------------------------------------------------- 0 983 243 300 2 1.7 -1.0 | 142 26 -15.9 20.4 1 976 305 205 9 3.8 8.2 | 155 33 -13.8 29.6 2 942 610 220 17 10.9 13.0 | 169 35 -6.7 34.4 3 925 765 215 24 13.8 19.7 | 175 41 -3.9 41.1 4 909 914 215 28 16.1 22.9 | 178 44 -1.6 44.4 5 878 1219 230 29 22.2 18.6 | 187 40 4.6 40.1 6 850 1495 270 31 31.0 -0.0 | 212 25 13.4 21.4 7 817 1829 290 36 33.8 -12.3 | 241 19 16.2 9.1 8 788 2134 290 43 40.4 -14.7 | 254 24 22.8 6.7 9 760 2438 300 47 40.7 -23.5 | 275 23 23.1 -2.1 10 733 2743 300 55 47.6 -27.5 | 281 31 30.0 -6.1 11 700 3134 310 43 32.9 -27.6 | 292 17 15.3 -6.2 12 656 3658 320 39 25.1 -29.9 | 319 11 7.4 -8.5 13 608 4267 310 35 26.8 -22.5 | 277 9 9.2 -1.1 14 543 5182 280 37 36.4 -6.4 | 231 24 18.8 15.0 15 504 5791 290 44 41.3 -15.0 | 255 25 23.7 6.4 16 500 5850 285 45 43.5 -11.6 | 249 28 25.8 9.8 17 484 6096 285 43 41.5 -11.1 | 247 26 23.9 10.3 18 447 6706 280 38 37.4 -6.6 | 233 25 19.8 14.8 19 413 7315 265 47 46.8 4.1 | 229 39 29.2 25.5 20 400 7560 265 49 48.8 4.3 | 231 40 31.2 25.7 21 365 8230 265 60 59.8 5.2 | 238 50 42.1 26.6 22 331 8959 270 64 64.0 -0.0 | 245 51 46.4 21.4 23 323 9144 270 64 64.0 -0.0 | 245 51 46.4 21.4 24 300 9660 255 51 49.3 13.2 | 222 47 31.6 34.6 25 259 10668 240 47 40.7 23.5 | 207 50 23.1 44.9 26 250 10910 250 39 36.6 13.3 | 209 40 19.0 34.8 27 226 11582 260 30 29.5 5.2 | 204 29 11.9 26.6 28 206 12192 245 27 24.5 11.4 | 192 34 6.8 32.8 29 200 12380 220 24 15.4 18.4 | 177 40 -2.2 39.8 30 187 12802 215 22 12.6 18.0 | 173 40 -5.0 39.4 31 169 13411 260 43 42.3 7.5 | 221 38 24.7 28.9 32 150 14170 265 45 44.8 3.9 | 227 37 27.2 25.3 33 146 14326 260 43 42.3 7.5 | 221 38 24.7 28.9 34 131 14935 285 46 44.4 -11.9 | 250 28 26.8 9.5 35 107 16154 270 62 62.0 -0.0 | 244 49 44.4 21.4 36 103 16353 260 55 54.2 9.6 | 230 48 36.5 31.0 37 100 16520 265 51 50.8 4.4 | 232 42 33.2 25.9 38 96 16764 265 51 50.8 4.4 | 232 42 33.2 25.9 39 91 17069 295 49 44.4 -20.7 | 268 27 26.8 0.7 40 82 17678 285 60 58.0 -15.5 | 262 41 40.3 5.9 41 70 18570 265 41 40.8 3.6 | 223 34 23.2 25.0 42 70 18593 250 31 29.1 10.6 | 200 34 11.5 32.0 43 66 18898 265 40 39.8 3.5 | 222 33 22.2 24.9 44 63 19202 235 21 17.2 12.0 | 179 33 -0.4 33.5 45 60 19507 245 16 14.5 6.8 | 174 28 -3.1 28.2 46 50 20590 240 21 18.2 10.5 | 181 32 0.5 31.9 47 49 20726 260 28 27.6 4.9 | 201 28 9.9 26.3 48 47 21031 220 14 9.0 10.7 | 165 33 -8.6 32.1 49 44 21336 290 3 2.8 -1.0 | 144 25 -14.8 20.4 50 40 21946 280 17 16.7 -3.0 | 177 18 -0.9 18.5 51 38 22250 265 21 20.9 1.8 | 188 23 3.3 23.2 52 36 22555 275 18 17.9 -1.6 | 181 20 0.3 19.9 53 35 22860 235 14 11.5 8.0 | 168 30 -6.2 29.4 54 33 23165 270 10 10.0 -0.0 | 160 23 -7.6 21.4 55 30 23730 260 22 21.7 3.8 | 189 26 4.0 25.2 56 30 23774 280 30 29.5 -5.2 | 216 20 11.9 16.2 57 28 24079 260 22 21.7 3.8 | 189 26 4.0 25.2 58 26 24384 280 21 20.7 -3.6 | 190 18 3.0 17.8 59 22 24994 275 39 38.9 -3.4 | 230 28 21.2 18.0 60 21 25298 260 34 33.5 5.9 | 210 32 15.8 27.3 61 18 25908 265 31 30.9 2.7 | 209 28 13.2 24.1 Wind Parameters Mean winds (0-6000m): 290.5 at 37.0 knts Storm direction: 320.5 at 27.8 knts Shear (0-3000m) pos: 8.6 neg: 3.9 tot: 12.5 10-3/s Storm rel Dir Shear (0-3000m): 154.5 deg Storm rel helicity (0-3000m) pos: 584.1 neg: 0.0 tot: 584.1 m^2/s^2 ave: 194.7 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 18.8 stream: 12.8 10^-3/s Energy-Hel index: 1.46 Bulk Rich Number: 2.76 Bulk Shear: 170.44 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 ------------------------------------------------------------------------------- 500 216 14 164 34| 0.0 23.6 23.6|156.7 0.0 156.7 313.4 0.76| 24.7 18.7 1000 219 21 173 38| 5.2 11.8 17.0|274.6 0.0 274.6 274.6 0.76| 19.4 14.8 1500 239 24 185 34| 11.7 7.9 19.6|435.2 0.0 435.2 290.1 0.75| 22.8 17.1 2000 258 28 200 29| 11.7 5.9 17.6|495.8 0.0 495.8 247.9 0.76| 20.5 15.6 2500 272 32 216 25| 11.8 4.7 16.5|551.5 0.0 551.5 220.6 0.74| 19.2 14.3 3000 280 35 228 23| 8.6 3.9 12.5|584.1 0.0 584.1 194.7 0.68| 18.8 12.8 4000 291 36 242 18| 6.3 3.7 10.0|600.9 -17.7 583.2 145.8 0.59| 15.8 9.4 5000 292 36 243 18| 5.0 4.9 9.9|603.9 -65.4 538.5 107.7 0.43| 14.6 6.4 6000 291 37 244 19| 4.9 4.4 9.3|656.0 -95.7 560.2 93.4 0.42| 13.5 5.6 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251006.12.gif