UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 17 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 123 SFC 987 243 19.6 17.9 90 1.7 18.5 160 14 293.8 296.2 292.1 331.5 13.18 2 957 506 19.2 16.6 85 2.6 17.5 68 32 296.0 298.3 292.3 332.1 12.51 3 950 569 19.6 15.9 79 3.7 17.1 69 36 297.1 299.3 292.2 331.9 12.04 4 942 642 22.8 13.8 57 9.0 16.9 70 37 301.1 303.0 292.3 332.2 10.58 5 925 799 22.8 13.8 57 9.0 16.9 70 31 302.6 304.6 292.9 334.6 10.78 6 919 856 22.8 12.8 53 10.0 16.3 70 31 303.2 305.1 292.6 333.4 10.16 7 850 1531 18.8 10.8 60 8.0 13.7 30 13 305.8 307.6 293.0 334.8 9.61 8 821 1829 16.6 10.6 68 6.0 12.8 35 11 306.6 308.4 293.4 336.2 9.82 9 732 2802 12.8 4.8 58 8.0 8.0 274 20 312.6 314.0 293.2 335.6 7.39 10 700 3176 9.8 6.6 80 3.2 7.9 270 26 313.3 315.0 294.4 340.6 8.77 11 623 4134 2.2 2.2 100 0.0 2.2 270 28 315.3 316.6 293.8 337.9 7.22 12 577 4751 -2.1 -3.1 93 1.0 -2.6 259 31 317.2 318.2 292.8 334.1 5.28 13 500 5880 -8.7 -9.8 92 1.1 -9.2 245 36 322.4 323.1 292.9 334.5 3.64 14 458 6552 -13.1 -13.2 99 0.1 -13.2 245 40 325.1 325.7 293.2 335.3 3.02 15 450 6685 -14.1 -16.4 83 2.3 -14.9 245 42 325.5 326.0 292.7 333.6 2.36 16 433 6976 -15.3 -22.3 55 7.0 -17.3 245 45 327.6 327.9 292.4 332.8 1.48 17 423 7152 -16.3 -21.3 65 5.0 -17.8 244 43 328.5 328.8 292.9 334.3 1.65 18 413 7331 -17.1 -29.1 34 12.0 -19.9 242 40 329.7 329.9 292.4 332.8 0.83 19 406 7459 -17.5 -20.9 75 3.4 -18.5 241 39 330.8 331.2 293.6 337.1 1.78 20 400 7570 -17.5 -22.4 66 4.9 -18.9 240 37 332.2 332.6 293.8 337.9 1.58 21 388 7798 -18.9 -30.9 34 12.0 -21.5 237 38 333.3 333.5 293.3 336.1 0.75 22 381 7934 -19.5 -21.5 84 2.0 -20.1 235 38 334.3 334.6 294.5 340.7 1.80 23 375 8052 -20.1 -22.3 83 2.2 -20.7 243 35 335.0 335.3 294.6 341.1 1.71 24 315 9323 -29.7 -34.6 62 4.9 -30.5 270 34 338.8 338.9 294.6 341.2 0.64 25 300 9670 -31.9 -34.6 77 2.7 -32.3 275 35 340.4 340.6 295.0 343.0 0.68 26 294 9812 -33.1 -36.3 73 3.2 -33.6 274 35 340.7 340.8 295.0 342.9 0.58 27 250 10930 -42.7 -44.8 80 2.1 -42.9 270 33 342.6 342.6 295.2 343.7 0.28 28 235 11343 -46.5 -48.5 80 2.0 -46.6 273 33 342.9 343.0 295.2 343.8 0.20 29 220 11776 -50.1 -51.5 85 1.4 -50.2 280 36 343.9 344.0 295.4 344.6 0.15 30 217 11865 -50.9 -55.8 56 4.9 -51.1 282 37 344.0 344.1 295.4 344.4 0.09 31 200 12390 -55.1 -58.7 64 3.6 -55.2 295 46 345.5 345.5 295.7 345.8 0.07 32 193 12617 -57.1 -58.7 82 1.6 -57.2 295 46 345.8 345.9 295.8 346.2 0.07 33 169 13442 -64.7 -67.8 65 3.1 -64.7 292 51 346.6 346.6 295.9 346.7 0.02 34 150 14160 -70.7 -74.4 58 3.7 -70.7 295 46 348.3 348.3 296.3 348.3 0.01 35 135 14776 -75.3 -80.0 48 4.7 -75.3 292 44 350.8 350.8 296.8 350.8 0.00 36 128 15082 -77.3 -81.4 52 4.1 -77.3 265 53 352.6 352.6 297.2 352.6 0.00 37 119 15501 -76.1 -82.0 39 5.9 -76.1 250 65 362.3 362.3 299.1 362.3 0.00 38 101 16452 -73.3 -83.3 20 10.0 -73.3 211 26 385.0 385.0 303.1 385.0 0.00 39 100 16510 -73.7 -83.7 20 10.0 -73.7 205 21 385.3 385.3 303.1 385.3 0.00 40 92 16995 -75.7 -84.7 23 9.0 -75.7 199 21 390.7 390.7 303.9 390.7 0.00 41 87 17323 -71.5 -83.5 15 12.0 -71.6 191 22 405.4 405.4 305.9 405.4 0.00 42 80 17822 -69.1 -85.1 8 16.0 -69.2 356 19 420.2 420.2 307.7 420.2 0.00 43 74 18286 -70.9 -86.9 8 16.0 -71.0 345 44 425.9 425.9 308.4 425.9 0.00 44 70 18620 -65.5 -86.5 4 21.0 -65.7 290 20 444.3 444.3 310.3 444.3 0.00 45 69 18707 -64.9 -86.9 3 22.0 -65.1 293 20 447.4 447.4 310.6 447.4 0.00 46 59 19665 -63.1 -87.1 3 24.0 -63.4 251 16 471.9 471.9 312.8 471.9 0.00 47 58 19770 -63.7 -87.7 2 24.0 -64.0 247 14 472.9 472.9 312.9 472.9 0.00 48 50 20680 -63.1 -87.1 3 24.0 -63.5 125 4 494.8 494.8 314.6 494.8 0.00 49 49 20804 -63.3 -87.3 2 24.0 -63.7 141 4 497.2 497.2 314.8 497.2 0.00 50 44 21471 -59.3 -86.3 2 27.0 -60.0 168 12 522.5 522.5 316.5 522.5 0.01 51 36 22715 -63.1 -88.1 2 25.0 -63.6 122 13 543.5 543.5 317.7 543.6 0.00 52 30 23840 -61.3 -87.3 2 26.0 -62.1 90 11 577.5 577.5 319.5 577.6 0.01 53 28 24268 -61.3 -88.3 2 27.0 -62.1 87 10 589.0 589.0 320.1 589.1 0.01 54 27 24496 -57.5 -87.5 1 30.0 -58.8 75 7 605.9 605.9 320.9 605.9 0.01 55 26 24735 -56.9 -85.9 1 29.0 -58.3 63 5 614.1 614.2 321.2 614.2 0.01 TRP 128 15082 -77.3 -81.4 52 4.1 -77.3 265 53 352.6 352.6 297.2 352.6 0.00 WND 119 15501 -76.1 -82.0 39 5.9 -76.1 250 65 362.3 362.3 299.1 362.3 0.00 Sounding variables and indices 1000-500 mb thick: 5757.00 m Freezing level: 599.47 mb = 4449.93 m = 14599.33 ft Wetbulb zero: 602.05 mb = 4409.34 m = 14466.17 ft Precipitable water: 1.76 inches Sfc-500 mean rel hum: 78.42 % Est. max temperature: 31.87 C = 89.37 F Sfc-Lift cond lev (LCL): 962.83 mb = 454.58 m = 1491.40 ft T: 19.28 C 700-500 lapse rate: 6.84 C/km ThetaE index: 1.19 C Layer 919.0- 850.0 mb Conv cond level (CCL): 705.38 mb = 3111.92 m = 10209.60 ft Mean mixing ratio: 11.24 g/kg Conv temperature: 38.90 C = 102.01 F Cap Strength: 5.61 C Lifted Index: 1.15 C Risk: Showers probable Lifted Index @300 mb: 6.52 C Lifted Index @700 mb: 4.45 C Showalter Index: 0.33 C Risk: Thunderstorms probable Total Totals Index: 47.00 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 27.50 C Cross Totals Index: 19.50 C K Index: 35.10 Risk: > 80 % chance of thunderstorms Sweat Index: 191.60 Risk: None Energy Index: -0.04 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 53.33 J/kg Max Up Vert Vel: 10.33 m/s Conv Inhibition (B-): 25938.58 J/kg Cap Strength: 5.61 C Lift Cond Lev (LCL): 849.36 mb = 1537.51 m = 5044.25 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 at 19 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 ---------------------------------------------------------- 0 987 243 160 14 -4.8 13.2 | 136 31 -21.4 22.5 1 980 305 65 21 -19.0 -8.9 | 91 36 -35.6 0.4 2 946 610 70 38 -35.7 -13.0 | 86 52 -52.3 -3.7 3 925 799 70 31 -29.1 -10.6 | 88 46 -45.7 -1.3 4 913 914 70 31 -29.1 -10.6 | 88 46 -45.7 -1.3 5 851 1524 30 13 -6.5 -11.3 | 85 23 -23.1 -1.9 6 850 1531 30 13 -6.5 -11.3 | 85 23 -23.1 -1.9 7 821 1829 35 11 -6.3 -9.0 | 91 23 -22.9 0.3 8 792 2134 305 5 4.1 -2.9 | 117 14 -12.5 6.5 9 764 2438 280 11 10.8 -1.9 | 142 9 -5.8 7.4 10 711 3048 270 27 27.0 -0.0 | 228 14 10.4 9.3 11 700 3176 270 26 26.0 -0.0 | 225 13 9.4 9.3 12 635 3962 275 26 25.9 -2.3 | 233 12 9.3 7.1 13 611 4267 265 30 29.9 2.6 | 228 18 13.3 11.9 14 506 5791 245 34 30.8 14.4 | 211 28 14.2 23.7 15 500 5880 245 36 32.6 15.2 | 213 29 16.0 24.5 16 486 6096 245 36 32.6 15.2 | 213 29 16.0 24.5 17 431 7010 245 45 40.8 19.0 | 220 37 24.2 28.3 18 400 7570 240 37 32.0 18.5 | 209 32 15.5 27.8 19 381 7925 235 38 31.1 21.8 | 205 34 14.5 31.1 20 365 8230 255 31 29.9 8.0 | 218 22 13.4 17.3 21 300 9670 275 35 34.9 -3.1 | 251 19 18.3 6.3 22 250 10930 270 33 33.0 -0.0 | 240 19 16.4 9.3 23 248 10973 270 32 32.0 -0.0 | 239 18 15.4 9.3 24 226 11582 275 33 32.9 -2.9 | 248 18 16.3 6.4 25 200 12390 295 46 41.7 -19.4 | 292 27 25.1 -10.1 26 187 12802 295 46 41.7 -19.4 | 292 27 25.1 -10.1 27 153 14021 290 55 51.7 -18.8 | 285 36 35.1 -9.5 28 150 14160 295 46 41.7 -19.4 | 292 27 25.1 -10.1 29 138 14630 305 40 32.8 -22.9 | 310 21 16.2 -13.6 30 128 15082 265 53 52.8 4.6 | 249 39 36.2 13.9 31 119 15501 250 65 61.1 22.2 | 235 55 44.5 31.6 32 118 15545 260 58 57.1 10.1 | 244 45 40.5 19.4 33 112 15850 250 65 61.1 22.2 | 235 55 44.5 31.6 34 106 16154 240 50 43.3 25.0 | 218 43 26.7 34.3 35 100 16510 205 21 8.9 19.0 | 165 29 -7.7 28.4 36 96 16764 205 21 8.9 19.0 | 165 29 -7.7 28.4 37 86 17374 190 22 3.8 21.7 | 158 34 -12.8 31.0 38 82 17678 360 11 -0.0 -11.0 | 84 17 -16.6 -1.7 39 74 18288 345 44 11.4 -42.5 | 9 34 -5.2 -33.2 40 70 18593 325 43 24.7 -35.2 | 343 27 8.1 -25.9 41 70 18620 290 20 18.8 -6.8 | 222 3 2.2 2.5 42 67 18898 300 21 18.2 -10.5 | 306 2 1.6 -1.2 43 64 19202 270 21 21.0 -0.0 | 205 10 4.4 9.3 44 58 19812 245 14 12.7 5.9 | 166 16 -3.9 15.2 45 55 20117 200 11 3.8 10.3 | 147 23 -12.8 19.7 46 52 20422 180 10 0.0 10.0 | 139 25 -16.6 19.3 47 50 20680 125 4 -3.3 2.3 | 120 23 -19.9 11.6 48 47 21031 170 4 -0.7 3.9 | 128 22 -17.3 13.3 49 41 21946 165 20 -5.2 19.3 | 143 36 -21.8 28.6 50 37 22555 140 15 -9.6 11.5 | 128 33 -26.2 20.8 51 35 22860 105 12 -11.6 3.1 | 114 31 -28.2 12.4 52 33 23165 75 1 -1.0 -0.3 | 117 20 -17.5 9.1 53 32 23470 240 11 9.5 5.5 | 155 16 -7.1 14.8 54 30 23774 200 21 7.2 19.7 | 162 31 -9.4 29.1 55 30 23840 90 11 -11.0 0.0 | 109 29 -27.6 9.3 56 28 24079 90 11 -11.0 0.0 | 109 29 -27.6 9.3 57 26 24384 65 5 -4.5 -2.1 | 109 22 -21.1 7.2 58 24 24689 45 10 -7.1 -7.1 | 95 24 -23.7 2.2 59 22 24994 75 14 -13.5 -3.6 | 101 31 -30.1 5.7 Wind Parameters Mean winds (0-6000m): 269.3 at 25.4 knts Storm direction: 299.3 at 19.0 knts Shear (0-3000m) pos: 0.0 neg: 5.8 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 89.4 deg Storm rel helicity (0-3000m) pos: 116.7 neg: -306.7 tot: -190.0 m^2/s^2 ave: -63.3 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 19.2 stream: -1.0 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.14 Bulk Shear: 389.25 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 70 30 89 44| 0.0 36.9 36.9| 14.1-252.9-238.8 -477.6 -0.63| 47.7-30.3 1000 68 29 88 43| 0.0 15.2 15.2| 22.0-304.3-282.3 -282.3 -0.54| 32.0-17.3 1500 63 24 88 38| 0.0 7.8 7.8| 43.1-305.0-261.8 -174.5 -0.41| 25.3-10.4 2000 59 20 88 34| 0.0 5.1 5.1| 76.1-305.0-228.9 -114.4 -0.24| 23.1 -5.7 2500 52 19 86 31| 0.0 5.8 5.8|102.0-305.0-202.9 -81.2 -0.10| 21.1 -2.2 3000 32 20 75 28| 0.0 5.8 5.8|116.7-306.7-190.0 -63.3 -0.05| 19.2 -1.0 4000 322 21 25 8| 0.2 4.6 4.8|121.5-310.9-189.4 -47.3 -0.04| 15.4 -0.7 5000 287 23 246 6| 0.1 3.7 3.8|121.5-334.4-212.9 -42.6 -0.07| 13.1 -1.0 6000 269 25 222 13| 0.1 3.3 3.5|133.8-350.6-216.8 -36.1 -0.08| 11.6 -0.9 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251017.00.gif