UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 12 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 90 SFC 983 243 19.0 18.5 97 0.5 18.7 250 4 293.6 296.0 292.4 332.8 13.76 2 928 735 19.2 17.8 92 1.4 18.2 100 7 298.7 301.2 294.1 339.3 13.95 3 925 763 19.0 17.7 92 1.3 18.1 90 6 298.7 301.3 294.1 339.2 13.91 4 850 1488 16.8 12.2 74 4.6 13.8 325 11 303.7 305.7 293.1 335.2 10.56 5 790 2110 14.8 7.8 63 7.0 10.5 295 24 308.0 309.6 292.7 333.7 8.43 6 700 3121 7.4 3.1 74 4.3 5.0 295 47 310.7 312.0 292.2 331.9 6.85 7 632 3952 0.4 0.3 99 0.1 0.3 298 49 311.9 313.1 292.0 331.2 6.20 8 595 4436 -0.9 -1.0 99 0.1 -1.0 301 51 315.8 317.0 293.0 334.8 5.99 9 500 5810 -7.1 -8.0 93 0.9 -7.5 310 46 324.4 325.2 293.9 338.3 4.19 10 459 6474 -10.3 -11.8 89 1.5 -10.9 300 30 328.4 329.1 294.3 339.9 3.38 11 440 6798 -12.5 -13.3 94 0.8 -12.8 298 32 329.6 330.3 294.4 340.3 3.12 12 400 7520 -17.1 -18.8 87 1.7 -17.7 310 35 332.8 333.2 294.4 340.4 2.17 13 347 8574 -24.1 -26.0 84 1.9 -24.6 310 39 337.1 337.4 294.8 341.9 1.32 14 300 9620 -32.3 -34.9 78 2.6 -32.7 310 39 339.9 340.0 294.9 342.4 0.66 15 272 10304 -37.9 -41.4 70 3.5 -38.2 295 37 341.4 341.5 295.0 342.9 0.37 16 250 10880 -42.7 -46.0 70 3.3 -42.9 280 42 342.6 342.6 295.2 343.6 0.25 17 200 12340 -56.1 -60.1 61 4.0 -56.2 275 45 343.9 343.9 295.3 344.2 0.06 18 196 12468 -57.1 -60.9 62 3.8 -57.2 279 43 344.3 344.3 295.4 344.6 0.05 19 174 13211 -63.5 -68.1 53 4.6 -63.6 283 53 345.7 345.7 295.7 345.8 0.02 20 156 13875 -68.3 -72.3 56 4.0 -68.3 279 62 348.5 348.5 296.3 348.6 0.01 21 150 14110 -69.3 -74.1 50 4.8 -69.4 270 64 350.7 350.7 296.8 350.8 0.01 22 130 14959 -70.8 -79.3 28 8.4 -70.9 240 86 362.6 362.6 299.2 362.6 0.01 23 127 15097 -71.1 -80.1 25 9.0 -71.1 240 86 364.6 364.6 299.6 364.6 0.01 24 115 15677 -75.5 -79.4 54 3.9 -75.5 240 74 366.9 366.9 300.0 366.9 0.01 25 108 16039 -75.9 -81.9 38 6.0 -75.9 238 61 372.8 372.8 301.1 372.8 0.00 26 100 16490 -69.7 -85.7 8 16.0 -69.8 250 45 393.1 393.1 304.2 393.1 0.00 27 92 16983 -71.9 -85.9 11 14.0 -71.9 237 34 398.2 398.2 305.0 398.2 0.00 28 70 18600 -69.5 -87.5 6 18.0 -69.6 25 17 435.7 435.7 309.4 435.7 0.00 29 50 20650 -61.9 -87.9 2 26.0 -62.4 255 14 497.6 497.6 314.8 497.6 0.00 30 41 21883 -60.1 -88.1 1 28.0 -60.8 253 14 531.2 531.2 317.0 531.2 0.00 31 38 22354 -62.7 -88.7 2 26.0 -63.2 310 13 536.2 536.2 317.3 536.2 0.00 32 34 23044 -60.1 -88.1 1 28.0 -60.9 316 30 560.4 560.4 318.6 560.4 0.00 TRP 115 15677 -75.5 -79.4 54 3.9 -75.5 240 74 366.9 366.9 300.0 366.9 0.01 WND 130 14959 -70.8 -79.3 28 8.4 -70.9 240 86 362.6 362.6 299.2 362.6 0.01 Sounding variables and indices 1000-500 mb thick: 5720.00 m Freezing level: 620.62 mb = 4101.08 m = 13454.84 ft Wetbulb zero: 622.40 mb = 4074.98 m = 13369.21 ft Precipitable water: 1.83 inches Sfc-500 mean rel hum: 85.30 % Est. max temperature: 30.28 C = 86.51 F Sfc-Lift cond lev (LCL): 976.06 mb = 303.57 m = 995.95 ft T: 19.02 C 700-500 lapse rate: 5.39 C/km ThetaE index: 8.05 C Layer 925.0- 595.0 mb Conv cond level (CCL): 788.95 mb = 2121.28 m = 6959.51 ft Mean mixing ratio: 13.46 g/kg Conv temperature: 33.41 C = 92.13 F Cap Strength: 3.24 C Lifted Index: 0.94 C Risk: Showers probable Lifted Index @300 mb: 3.60 C Lifted Index @700 mb: 0.70 C Showalter Index: 1.73 C Risk: Showers probable Total Totals Index: 43.20 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 19.30 C K Index: 31.80 Risk: 60-80 % chance of thunderstorms Sweat Index: 214.40 Risk: None Energy Index: 0.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 88.64 J/kg Max Up Vert Vel: 13.31 m/s Conv Inhibition (B-): 177.00 J/kg Cap Strength: 3.24 C Lift Cond Lev (LCL): 911.68 mb = 887.32 m = 2911.12 ft Lev Free Conv (LFC): 676.68 mb = 3396.58 m = 11143.51 ft Equ Level (EL): 536.68 mb = 5250.64 m = 17226.30 ft B at Equ Level: 87.85 J/kg Max Parcel Lev (MPL): 426.68 mb = 7030.78 m = 23066.59 ft Wind level data Storm motion: 333 at 27 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 ---------------------------------------------------------- 0 983 243 250 4 3.8 1.4 | 161 27 -8.4 25.1 1 976 305 150 12 -6.0 10.4 | 152 39 -18.2 34.2 2 942 610 145 11 -6.3 9.0 | 151 38 -18.5 32.8 3 925 763 90 6 -6.0 0.0 | 143 30 -18.2 23.8 4 909 914 70 6 -5.6 -2.1 | 141 28 -17.8 21.7 5 877 1219 360 10 -0.0 -10.0 | 138 18 -12.2 13.8 6 850 1488 325 11 6.3 -9.0 | 158 16 -5.9 14.8 7 846 1524 325 11 6.3 -9.0 | 158 16 -5.9 14.8 8 816 1829 295 22 19.9 -9.3 | 208 16 7.7 14.5 9 787 2134 295 24 21.8 -10.1 | 215 17 9.6 13.6 10 759 2438 310 32 24.5 -20.6 | 255 13 12.3 3.2 11 700 3121 295 47 42.6 -19.9 | 263 31 30.4 3.9 12 680 3353 295 49 44.4 -20.7 | 265 32 32.2 3.1 13 606 4267 300 49 42.4 -24.5 | 271 30 30.2 -0.7 14 562 4877 305 56 45.9 -32.1 | 284 35 33.7 -8.3 15 501 5791 310 44 33.7 -28.3 | 282 22 21.5 -4.5 16 500 5810 310 46 35.2 -29.6 | 284 24 23.0 -5.8 17 482 6096 305 37 30.3 -21.2 | 262 18 18.1 2.5 18 463 6401 300 30 26.0 -15.0 | 238 16 13.8 8.8 19 411 7315 295 34 30.8 -14.4 | 243 21 18.6 9.4 20 400 7520 310 35 26.8 -22.5 | 265 15 14.6 1.3 21 378 7925 315 38 26.9 -26.9 | 282 15 14.7 -3.1 22 363 8230 310 39 29.9 -25.1 | 274 18 17.7 -1.3 23 300 9620 310 39 29.9 -25.1 | 274 18 17.7 -1.3 24 294 9754 310 39 29.9 -25.1 | 274 18 17.7 -1.3 25 258 10668 285 36 34.8 -9.3 | 237 27 22.6 14.5 26 250 10880 280 42 41.4 -7.3 | 241 33 29.2 16.5 27 200 12340 275 45 44.8 -3.9 | 239 38 32.6 19.9 28 195 12497 280 42 41.4 -7.3 | 241 33 29.2 16.5 29 160 13716 285 61 58.9 -15.8 | 260 47 46.7 8.0 30 150 14110 270 64 64.0 -0.0 | 245 57 51.8 23.8 31 137 14630 255 66 63.8 17.1 | 232 66 51.6 40.9 32 130 14959 240 86 74.5 43.0 | 223 91 62.3 66.8 33 124 15240 240 86 74.5 43.0 | 223 91 62.3 66.8 34 115 15677 240 74 64.1 37.0 | 220 80 51.9 60.8 35 101 16459 235 47 38.5 27.0 | 207 57 26.3 50.7 36 100 16490 250 45 42.3 15.4 | 218 49 30.1 39.2 37 95 16764 250 44 41.3 15.0 | 217 49 29.2 38.8 38 86 17374 215 16 9.2 13.1 | 175 37 -3.0 36.9 39 78 17983 230 16 12.3 10.3 | 180 34 0.1 34.1 40 74 18288 190 17 3.0 16.7 | 167 42 -9.2 40.5 41 70 18593 90 11 -11.0 0.0 | 136 33 -23.2 23.8 42 70 18600 25 17 -7.2 -15.4 | 113 21 -19.4 8.4 43 63 19202 350 19 3.3 -18.7 | 120 10 -8.9 5.1 44 60 19507 290 17 16.0 -5.8 | 192 18 3.8 18.0 45 57 19812 325 20 11.5 -16.4 | 174 7 -0.7 7.4 46 55 20117 315 28 19.8 -19.8 | 242 9 7.6 4.0 47 52 20422 260 20 19.7 3.5 | 195 28 7.5 27.2 48 50 20650 255 14 13.5 3.6 | 183 27 1.3 27.4 49 46 21031 240 17 14.7 8.5 | 184 32 2.5 32.3 50 40 21641 255 14 13.5 3.6 | 183 27 1.3 27.4 51 38 21946 320 13 8.4 -10.0 | 164 14 -3.8 13.8 52 35 22250 320 32 20.6 -24.5 | 275 8 8.4 -0.7 53 31 22860 305 23 18.8 -13.2 | 212 12 6.6 10.6 54 29 23165 250 24 22.6 8.2 | 198 34 10.4 32.0 Wind Parameters Mean winds (0-6000m): 302.8 at 35.6 knts Storm direction: 332.8 at 26.7 knts Shear (0-3000m) pos: 2.0 neg: 5.8 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 102.2 deg Storm rel helicity (0-3000m) pos: 137.0 neg: -124.3 tot: 12.7 m^2/s^2 ave: 4.2 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 15.2 stream: 3.3 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.33 Bulk Shear: 272.62 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 ------------------------------------------------------------------------------- 500 145 10 151 37| 0.0 10.7 10.7| 0.0 -98.1 -98.1 -196.3 -0.49| 23.5-11.5 1000 111 9 143 34| 0.0 6.1 6.1| 7.2-122.2-115.0 -115.0 -0.35| 19.0 -6.7 1500 20 10 132 21| 0.0 5.8 5.8| 63.2-122.2 -59.1 -39.4 0.02| 18.0 0.4 2000 310 13 173 15| 0.0 6.3 6.3| 99.3-122.2 -23.0 -11.5 0.16| 16.1 2.6 2500 308 17 186 13| 2.5 5.0 7.5|132.0-122.2 9.8 3.9 0.24| 15.9 3.9 3000 303 22 207 13| 2.0 5.8 7.8|137.0-124.3 12.7 4.2 0.22| 15.2 3.3 4000 300 29 234 16| 1.8 4.3 6.2|171.1-124.3 46.8 11.7 0.25| 12.1 3.0 5000 301 34 250 18| 2.0 3.5 5.5|232.7-125.0 107.7 21.5 0.29| 11.0 3.1 6000 303 36 256 18| 1.4 2.1 3.5|232.7-185.1 47.6 7.9 0.15| 10.8 1.6 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251012.12.gif