UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025103112.upa.cvt Date: 1200Z 31 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 31 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 148 SFC 990 243 20.2 14.2 68 6.0 16.4 90 2 294.2 296.0 289.9 323.8 10.33 2 964 468 17.4 13.8 79 3.6 15.1 285 3 293.6 295.5 289.7 323.2 10.34 3 951 583 17.8 10.8 64 7.0 13.6 229 4 295.2 296.7 288.7 319.9 8.58 4 925 816 16.0 10.0 68 6.0 12.4 225 5 295.7 297.2 288.7 319.9 8.36 5 852 1509 11.2 7.7 79 3.5 9.2 275 14 297.7 299.1 288.9 320.4 7.76 6 850 1529 11.2 7.4 77 3.8 9.0 275 14 297.9 299.3 288.8 320.2 7.62 7 838 1648 12.8 -0.2 41 13.0 6.2 281 13 300.8 301.6 286.9 314.3 4.50 8 798 2058 11.4 2.4 54 9.0 6.5 283 15 303.5 304.6 289.0 320.8 5.71 9 700 3136 2.6 0.2 84 2.4 1.4 300 23 305.4 306.4 289.5 322.3 5.55 10 684 3323 1.0 -0.1 92 1.1 0.4 300 23 305.6 306.6 289.5 322.6 5.56 11 673 3454 4.4 -16.6 20 21.0 -3.2 289 22 310.8 311.1 287.4 315.9 1.55 12 668 3515 4.4 -21.6 13 26.0 -4.0 282 21 311.5 311.7 287.1 314.9 1.02 13 564 4876 -2.5 -33.5 7 31.0 -9.9 265 28 318.8 318.9 288.8 320.3 0.40 14 500 5820 -9.7 -35.7 10 26.0 -15.0 255 36 321.2 321.3 289.5 322.5 0.36 15 416 7203 -21.3 -34.3 30 13.0 -23.5 273 49 323.7 323.8 290.4 325.5 0.50 16 400 7490 -24.1 -33.1 43 9.0 -25.6 265 50 323.7 323.8 290.5 325.8 0.59 17 385 7767 -26.7 -32.7 57 6.0 -27.7 267 55 323.8 323.9 290.6 326.1 0.64 18 360 8248 -29.7 -46.7 18 17.0 -31.3 270 64 326.1 326.1 290.7 326.7 0.16 19 300 9520 -39.3 -60.3 9 21.0 -40.2 265 67 330.0 330.0 291.7 330.1 0.04 20 250 10740 -49.1 -60.1 27 11.0 -49.4 255 75 333.1 333.1 292.6 333.3 0.05 21 248 10793 -49.5 -60.5 26 11.0 -49.8 255 75 333.2 333.2 292.6 333.4 0.04 22 234 11172 -51.3 -65.3 17 14.0 -51.6 255 77 336.1 336.1 293.4 336.2 0.03 23 227 11369 -50.5 -70.5 8 20.0 -50.9 256 80 340.3 340.3 294.4 340.3 0.01 24 209 11906 -51.9 -73.9 5 22.0 -52.2 259 101 346.2 346.2 295.8 346.2 0.01 25 205 12031 -52.9 -74.4 6 21.6 -53.2 260 106 346.6 346.6 295.9 346.6 0.01 26 200 12190 -54.1 -75.1 6 21.0 -54.4 260 104 347.1 347.1 296.0 347.1 0.01 27 150 14000 -64.3 -81.3 8 17.0 -64.4 270 93 359.3 359.3 298.5 359.3 0.00 28 127 15009 -68.5 -84.5 8 16.0 -68.6 260 75 369.3 369.3 300.4 369.3 0.00 29 100 16450 -66.7 -86.7 4 20.0 -66.8 260 48 398.9 398.9 305.0 398.9 0.00 30 91 17015 -69.1 -88.1 5 19.0 -69.2 268 49 405.0 405.0 305.9 405.0 0.00 31 84 17496 -66.1 -87.1 4 21.0 -66.2 258 39 420.5 420.5 307.7 420.5 0.00 32 73 18339 -69.1 -89.1 4 20.0 -69.2 233 19 431.3 431.3 309.0 431.4 0.00 33 70 18590 -67.5 -89.5 3 22.0 -67.7 220 11 440.0 440.0 309.8 440.0 0.00 34 68 18765 -66.1 -89.1 3 23.0 -66.3 248 11 446.7 446.7 310.6 446.7 0.00 35 62 19324 -68.1 -89.1 3 21.0 -68.2 319 3 454.2 454.2 311.3 454.2 0.00 36 50 20630 -64.1 -90.1 2 26.0 -64.4 300 16 492.4 492.4 314.4 492.4 0.00 37 30 23790 -59.9 -88.9 1 29.0 -60.8 330 7 581.3 581.3 319.8 581.4 0.00 38 28 24222 -58.5 -88.5 1 30.0 -59.7 320 10 596.8 596.8 320.5 596.9 0.01 39 26 24688 -59.1 -88.1 1 29.0 -60.3 294 10 607.9 607.9 321.0 607.9 0.01 TRP 127 15009 -68.5 -84.5 8 16.0 -68.6 260 75 369.3 369.3 300.4 369.3 0.00 WND 205 12031 -52.9 -74.4 6 21.6 -53.2 260 106 346.6 346.6 295.9 346.6 0.01 Sounding variables and indices 1000-500 mb thick: 5672.00 m Freezing level: 601.68 mb = 4382.87 m = 14379.32 ft Wetbulb zero: 682.70 mb = 3338.07 m = 10951.53 ft Precipitable water: 0.93 inches Sfc-500 mean rel hum: 42.42 % Est. max temperature: 26.28 C = 79.30 F Sfc-Lift cond lev (LCL): 905.92 mb = 991.77 m = 3253.81 ft T: 14.78 C 700-500 lapse rate: 4.58 C/km ThetaE index: 6.04 C Layer 850.0- 798.0 mb Conv cond level (CCL): 759.91 mb = 2460.34 m = 8071.87 ft Mean mixing ratio: 8.97 g/kg Conv temperature: 30.22 C = 86.40 F Cap Strength: 6.97 C Lifted Index: 6.10 C Risk: None Lifted Index @300 mb: 6.85 C Lifted Index @700 mb: 1.76 C Showalter Index: 6.57 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 20.90 C Cross Totals Index: 17.10 C K Index: 25.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 152.80 Risk: None Energy Index: 0.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.51 J/kg Max Up Vert Vel: 5.00 m/s Conv Inhibition (B-): 26607.26 J/kg Cap Strength: 6.98 C Lift Cond Lev (LCL): 865.29 mb = 1378.83 m = 4523.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 at 16 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 ---------------------------------------------------------- 0 990 243 90 2 -2.0 0.0 | 116 17 -15.8 7.5 1 983 305 5 1 -0.1 -1.0 | 115 15 -13.9 6.5 2 948 610 215 4 2.3 3.3 | 133 16 -11.5 10.8 3 925 816 225 5 3.5 3.5 | 137 15 -10.2 11.1 4 914 914 245 7 6.3 3.0 | 145 13 -7.4 10.5 5 882 1219 275 11 11.0 -1.0 | 157 7 -2.8 6.6 6 851 1524 275 14 13.9 -1.2 | 182 6 0.2 6.3 7 850 1529 275 14 13.9 -1.2 | 182 6 0.2 6.3 8 820 1829 290 11 10.3 -3.8 | 138 5 -3.4 3.8 9 790 2134 280 16 15.8 -2.8 | 203 5 2.0 4.8 10 762 2438 270 18 18.0 -0.0 | 209 9 4.2 7.5 11 707 3048 305 21 17.2 -12.0 | 323 6 3.4 -4.5 12 700 3136 300 23 19.9 -11.5 | 303 7 6.1 -4.0 13 681 3353 300 23 19.9 -11.5 | 303 7 6.1 -4.0 14 656 3658 265 19 18.9 1.7 | 209 11 5.2 9.2 15 607 4267 265 23 22.9 2.0 | 224 13 9.1 9.5 16 521 5486 265 33 32.9 2.9 | 241 22 19.1 10.4 17 500 5820 255 36 34.8 9.3 | 231 27 21.0 16.9 18 482 6096 250 47 44.2 16.1 | 232 38 30.4 23.6 19 409 7315 275 49 48.8 -4.3 | 265 35 35.0 3.3 20 400 7490 265 50 49.8 4.4 | 252 38 36.0 11.9 21 360 8230 270 64 64.0 -0.0 | 261 51 50.2 7.5 22 300 9520 265 67 66.7 5.8 | 256 55 53.0 13.4 23 253 10668 260 78 76.8 13.5 | 252 66 63.0 21.1 24 250 10740 255 75 72.4 19.4 | 245 65 58.7 27.0 25 230 11278 255 77 74.4 19.9 | 246 67 60.6 27.5 26 205 12031 260 106 104.4 18.4 | 254 94 90.6 26.0 27 200 12190 260 104 102.4 18.1 | 254 92 88.6 25.6 28 200 12192 260 106 104.4 18.4 | 254 94 90.6 26.0 29 150 14000 270 93 93.0 -0.0 | 265 80 79.2 7.5 30 142 14326 270 93 93.0 -0.0 | 265 80 79.2 7.5 31 127 15009 260 75 73.9 13.0 | 251 64 60.1 20.6 32 110 15850 250 55 51.7 18.8 | 235 46 37.9 26.4 33 100 16450 260 48 47.3 8.3 | 245 37 33.5 15.9 34 100 16459 270 40 40.0 -0.0 | 254 27 26.2 7.5 35 95 16764 260 50 49.2 8.7 | 245 39 35.5 16.2 36 90 17069 270 49 49.0 -0.0 | 258 36 35.2 7.5 37 74 18288 235 21 17.2 12.0 | 190 20 3.4 19.6 38 70 18590 220 11 7.1 8.4 | 157 17 -6.7 16.0 39 70 18593 285 12 11.6 -3.1 | 154 5 -2.2 4.4 40 67 18898 220 11 7.1 8.4 | 157 17 -6.7 16.0 41 63 19202 315 1 0.7 -0.7 | 118 15 -13.1 6.8 42 57 19812 335 11 4.6 -10.0 | 75 9 -9.1 -2.4 43 50 20630 300 16 13.9 -8.0 | 350 0 0.1 -0.5 44 49 20726 320 20 12.9 -15.3 | 7 8 -0.9 -7.8 45 47 21031 295 15 13.6 -6.3 | 172 1 -0.2 1.2 46 45 21336 310 15 11.5 -9.6 | 47 3 -2.3 -2.1 47 38 22250 285 19 18.4 -4.9 | 240 5 4.6 2.6 48 37 22555 220 15 9.6 11.5 | 168 19 -4.1 19.0 49 35 22860 220 17 10.9 13.0 | 172 21 -2.8 20.6 50 33 23165 190 10 1.7 9.8 | 145 21 -12.0 17.4 51 30 23774 210 10 5.0 8.7 | 152 18 -8.8 16.2 52 30 23790 330 7 3.5 -6.1 | 98 10 -10.3 1.5 53 28 24079 320 10 6.4 -7.7 | 89 7 -7.3 -0.1 54 24 24689 265 10 10.0 0.9 | 156 9 -3.8 8.4 55 22 24994 265 10 10.0 0.9 | 156 9 -3.8 8.4 Wind Parameters Mean winds (0-6000m): 268.7 at 20.9 knts Storm direction: 298.7 at 15.7 knts Shear (0-3000m) pos: 3.6 neg: 0.9 tot: 4.5 10-3/s Storm rel Dir Shear (0-3000m): -172.8 deg Storm rel helicity (0-3000m) pos: 61.4 neg: -9.5 tot: 51.9 m^2/s^2 ave: 17.3 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.26 Bulk Shear: 48.77 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 ------------------------------------------------------------------------------- 500 219 3 129 15| 6.3 0.0 6.3| 19.3 -0.9 18.4 36.8 0.51| 10.1 5.1 1000 249 5 137 13| 6.8 0.0 6.8| 34.3 -0.9 33.4 33.4 0.49| 10.0 4.9 1500 266 8 144 10| 4.7 0.0 4.7| 38.6 -4.7 33.9 22.6 0.37| 8.6 3.2 2000 272 9 148 8| 3.5 1.4 4.9| 44.9 -6.0 38.9 19.5 0.42| 8.4 3.5 2500 274 11 158 7| 3.5 1.1 4.6| 53.7 -6.0 47.7 19.1 0.46| 8.4 3.9 3000 281 13 167 5| 3.6 0.9 4.5| 61.4 -9.5 51.9 17.3 0.46| 8.6 3.9 4000 279 15 191 5| 2.7 2.2 4.9| 69.0 -33.3 35.6 8.9 0.19| 8.6 1.7 5000 274 17 210 7| 2.2 2.3 4.5| 87.8 -33.3 54.4 10.9 0.23| 7.7 1.8 6000 269 21 222 11| 1.8 3.5 5.3|118.4 -59.5 58.8 9.8 0.17| 8.3 1.4 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251031.12.gif