UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:1200Z 10 DEC 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 35 SFC 977 243 21.6 18.0 80 3.6 19.2 260 8 296.7 299.1 293.2 335.4 13.41 2 925 709 16.6 16.4 99 0.2 16.5 260 25 296.3 298.6 292.6 333.1 12.78 3 920 755 16.2 16.2 100 0.0 16.2 259 25 296.3 298.6 292.5 332.9 12.69 4 850 1425 12.8 12.8 100 0.0 12.8 250 34 299.6 301.6 292.2 331.7 10.99 5 842 1505 12.4 12.4 100 0.0 12.4 248 35 299.9 301.9 292.2 331.6 10.81 6 830 1625 12.2 10.5 89 1.7 11.2 245 35 301.0 302.7 291.6 329.4 9.65 7 801 1924 12.8 6.8 67 6.0 9.3 242 37 304.7 306.1 291.2 328.0 7.76 8 772 2233 10.8 6.4 74 4.4 8.2 245 37 305.8 307.2 291.6 329.4 7.83 9 760 2364 12.0 1.0 47 11.0 6.1 245 38 308.4 309.5 290.3 325.2 5.42 10 717 2852 12.0 -11.0 19 23.0 2.0 248 43 313.6 314.1 289.1 321.1 2.30 11 700 3053 10.4 -14.6 16 25.0 0.4 250 44 314.0 314.3 288.7 319.8 1.76 12 670 3416 8.6 -20.4 11 29.0 -1.7 249 48 315.9 316.2 288.6 319.8 1.13 13 626 3973 5.8 -17.2 17 23.0 -2.9 246 54 318.9 319.2 290.0 324.3 1.58 14 538 5187 -4.7 -23.7 21 19.0 -10.4 243 68 320.5 320.7 290.0 324.2 1.05 15 524 5394 -5.1 -25.1 19 20.0 -10.9 241 75 322.5 322.7 290.5 325.8 0.95 16 500 5760 -8.5 -24.5 26 16.0 -13.0 245 78 322.7 322.9 290.7 326.4 1.05 17 486 5980 -9.1 -44.1 4 35.0 -15.2 242 73 324.6 324.6 290.3 325.2 0.16 18 439 6763 -11.7 -51.7 2 40.0 -17.4 245 81 330.9 330.9 292.0 331.2 0.07 19 435 6833 -11.9 -50.9 2 39.0 -17.6 245 82 331.5 331.5 292.2 331.8 0.08 20 400 7470 -16.5 -49.5 4 33.0 -21.0 250 91 333.5 333.6 292.8 334.0 0.10 21 341 8645 -26.1 -51.1 8 25.0 -28.6 245 99 336.1 336.1 293.4 336.5 0.10 22 313 9260 -30.1 -53.1 9 23.0 -32.1 245 104 338.8 338.8 294.1 339.2 0.09 23 300 9560 -32.1 -54.1 9 22.0 -33.8 245 99 340.1 340.2 294.4 340.5 0.08 24 266 10397 -38.3 -59.3 9 21.0 -39.4 245 102 343.0 343.0 295.1 343.2 0.05 25 250 10820 -42.3 -58.3 16 16.0 -43.0 245 104 343.2 343.2 295.1 343.4 0.06 26 200 12290 -55.9 -61.9 47 6.0 -56.1 240 100 344.2 344.3 295.4 344.4 0.05 27 190 12614 -58.9 -64.9 46 6.0 -59.0 240 102 344.5 344.5 295.4 344.6 0.03 28 187 12713 -59.7 -65.7 45 6.0 -59.8 240 102 344.8 344.8 295.5 344.9 0.03 29 166 13451 -63.3 -78.3 11 15.0 -63.4 251 81 350.7 350.7 296.8 350.7 0.01 30 150 14070 -65.9 -78.9 15 13.0 -66.0 265 81 356.6 356.6 298.0 356.6 0.01 31 133 14791 -69.7 -81.7 16 12.0 -69.8 257 78 362.3 362.3 299.1 362.3 0.00 32 111 15874 -66.7 -85.7 5 19.0 -66.8 231 60 387.1 387.1 303.3 387.1 0.00 33 101 16441 -68.9 -85.9 7 17.0 -69.0 229 40 393.5 393.5 304.3 393.5 0.00 34 100 16500 -68.9 -85.9 7 17.0 -69.0 235 40 394.6 394.6 304.5 394.6 0.00 35 96 16746 -67.3 -86.3 5 19.0 -67.4 235 40 402.4 402.4 305.5 402.4 0.00 36 80 17831 -72.9 -87.9 9 15.0 -73.0 215 34 412.4 412.4 306.8 412.4 0.00 37 70 18620 -70.7 -87.7 6 17.0 -70.8 150 14 433.1 433.1 309.1 433.1 0.00 38 69 18705 -70.7 -87.7 6 17.0 -70.8 144 13 434.9 434.9 309.4 434.9 0.00 39 58 19723 -72.7 -89.7 6 17.0 -72.8 130 9 452.5 452.5 311.1 452.6 0.00 40 53 20255 -68.7 -88.7 4 20.0 -68.9 148 10 473.6 473.6 313.0 473.6 0.00 41 50 20600 -70.7 -89.7 4 19.0 -70.8 155 1 476.9 476.9 313.2 476.9 0.00 42 47 20968 -70.3 -90.3 4 20.0 -70.5 124 11 486.4 486.4 314.0 486.4 0.00 43 39 22102 -61.9 -86.9 2 25.0 -62.5 194 10 534.3 534.3 317.2 534.3 0.01 44 37 22427 -63.7 -87.7 2 24.0 -64.2 191 9 537.7 537.7 317.4 537.8 0.00 45 32 23326 -60.1 -86.1 2 26.0 -61.0 183 6 570.2 570.2 319.2 570.2 0.01 46 30 23730 -59.5 -85.5 2 26.0 -60.4 180 4 582.4 582.4 319.8 582.5 0.01 47 24 25137 -56.3 -84.3 2 28.0 -58.0 84 11 630.1 630.1 321.9 630.2 0.01 TRP 80 17831 -72.9 -87.9 9 15.0 -73.0 215 34 412.4 412.4 306.8 412.4 0.00 WND 313 9260 -30.1 -53.1 9 23.0 -32.1 245 104 338.8 338.8 294.1 339.2 0.09 Sounding variables and indices 1000-500 mb thick: 5725.00 m Freezing level: 577.39 mb = 4643.77 m = 15235.28 ft Wetbulb zero: 694.57 mb = 3117.47 m = 10227.80 ft Precipitable water: 1.12 inches Sfc-500 mean rel hum: 45.27 % Est. max temperature: 26.20 C = 79.15 F Sfc-Lift cond lev (LCL): 926.74 mb = 693.01 m = 2273.64 ft T: 16.77 C 700-500 lapse rate: 6.98 C/km ThetaE index: 9.65 C Layer 760.0- 626.0 mb Conv cond level (CCL): 919.45 mb = 760.22 m = 2494.12 ft Mean mixing ratio: 12.67 g/kg Conv temperature: 21.24 C = 70.24 F Cap Strength: 5.48 C Lifted Index: 1.09 C Risk: Showers probable Lifted Index @300 mb: 5.97 C Lifted Index @700 mb: 4.87 C Showalter Index: 1.91 C Risk: Showers probable Total Totals Index: 42.60 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 21.30 C K Index: 9.10 Risk: None Sweat Index: 299.60 Risk: None Energy Index: -0.96 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.49 J/kg Max Up Vert Vel: 5.91 m/s Conv Inhibition (B-): 0.00 J/kg Cap Strength: 5.35 C Lift Cond Lev (LCL): 913.18 mb = 818.14 m = 2684.15 ft Lev Free Conv (LFC): 908.18 mb = 864.61 m = 2836.60 ft Equ Level (EL): 818.18 mb = 1745.54 m = 5726.77 ft B at Equ Level: 15.42 J/kg Max Parcel Lev (MPL): 788.18 mb = 2059.08 m = 6755.43 ft Wind level data Storm motion: 276 at 36 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 ---------------------------------------------------------- 0 977 243 260 8 7.9 1.4 | 100 29 -28.1 4.9 1 936 610 265 24 23.9 2.1 | 115 13 -12.1 5.6 2 925 709 260 25 24.6 4.3 | 125 14 -11.4 7.9 3 903 914 255 24 23.2 6.2 | 127 16 -12.8 9.8 4 871 1219 250 35 32.9 12.0 | 169 16 -3.1 15.5 5 850 1425 250 34 31.9 11.6 | 165 16 -4.0 15.2 6 810 1829 240 37 32.0 18.5 | 170 22 -4.0 22.1 7 781 2134 245 36 32.6 15.2 | 170 19 -3.4 18.8 8 753 2438 245 38 34.4 16.1 | 175 20 -1.6 19.6 9 700 3048 250 45 42.3 15.4 | 198 20 6.3 18.9 10 700 3053 250 44 41.3 15.0 | 196 19 5.4 18.6 11 602 4267 245 57 51.7 24.1 | 210 32 15.7 27.6 12 558 4877 245 58 52.6 24.5 | 211 33 16.6 28.1 13 517 5486 240 79 68.4 39.5 | 217 54 32.4 43.1 14 500 5760 245 78 70.7 33.0 | 224 50 34.7 36.5 15 479 6096 240 71 61.5 35.5 | 213 47 25.5 39.1 16 400 7470 250 91 85.5 31.1 | 235 60 49.5 34.7 17 360 8230 245 95 86.1 40.1 | 229 66 50.1 43.7 18 313 9260 245 104 94.3 44.0 | 231 75 58.3 47.5 19 305 9449 245 104 94.3 44.0 | 231 75 58.3 47.5 20 300 9560 245 99 89.7 41.8 | 230 70 53.7 45.4 21 250 10820 245 104 94.3 44.0 | 231 75 58.3 47.5 22 200 12290 240 100 86.6 50.0 | 223 74 50.6 53.6 23 184 12802 240 103 89.2 51.5 | 224 77 53.2 55.1 24 159 13716 255 71 68.6 18.4 | 236 39 32.6 21.9 25 150 14070 265 81 80.7 7.1 | 257 46 44.7 10.6 26 144 14326 265 81 80.7 7.1 | 257 46 44.7 10.6 27 117 15545 245 74 67.1 31.3 | 222 47 31.1 34.8 28 106 16154 220 49 31.5 37.5 | 174 41 -4.5 41.1 29 101 16459 230 39 29.9 25.1 | 168 29 -6.1 28.6 30 100 16500 235 40 32.8 22.9 | 173 27 -3.2 26.5 31 96 16764 235 40 32.8 22.9 | 173 27 -3.2 26.5 32 91 17069 225 56 39.6 39.6 | 185 43 3.6 43.2 33 80 17831 215 34 19.5 27.9 | 152 35 -16.5 31.4 34 74 18288 210 35 17.5 30.3 | 151 39 -18.5 33.9 35 70 18593 190 21 3.6 20.7 | 127 40 -32.3 24.2 36 70 18620 150 14 -7.0 12.1 | 110 46 -43.0 15.7 37 67 18898 130 12 -9.2 7.7 | 104 47 -45.2 11.3 38 63 19202 100 10 -9.8 1.7 | 97 46 -45.8 5.3 39 60 19507 130 12 -9.2 7.7 | 104 47 -45.2 11.3 40 57 19812 130 8 -6.1 5.1 | 102 43 -42.1 8.7 41 54 20117 145 13 -7.5 10.6 | 108 46 -43.5 14.2 42 50 20600 155 1 -0.4 0.9 | 97 37 -36.4 4.5 43 49 20726 60 11 -9.5 -5.5 | 88 46 -45.5 -1.9 44 44 21336 215 10 5.7 8.2 | 111 32 -30.3 11.7 45 40 21946 195 11 2.8 10.6 | 113 36 -33.1 14.2 46 30 23730 180 4 0.0 4.0 | 102 37 -36.0 7.6 47 24 24689 75 12 -11.6 -3.1 | 91 48 -47.6 0.5 48 20 25298 75 13 -12.6 -3.4 | 90 49 -48.6 0.2 Wind Parameters Mean winds (0-6000m): 245.6 at 48.2 knts Storm direction: 275.6 at 36.2 knts Shear (0-3000m) pos: 1.9 neg: 4.9 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 99.5 deg Storm rel helicity (0-3000m) pos: 143.3 neg: -4.0 tot: 139.2 m^2/s^2 ave: 46.4 10^-3 m/s^2 rel: 0.57 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 5.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.14 Bulk Shear: 129.20 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 ------------------------------------------------------------------------------- 500 263 18 108 19| 0.0 17.3 17.3| 37.5 0.0 37.5 75.0 0.42| 18.8 7.9 1000 257 23 123 16| 0.0 13.9 13.9| 82.7 0.0 82.7 82.7 0.62| 15.8 9.8 1500 253 27 139 15| 0.0 9.9 9.9| 88.6 -3.2 85.3 56.9 0.53| 12.6 6.7 2000 250 29 149 16| 0.5 7.4 7.9| 93.1 -3.3 89.8 44.9 0.49| 10.8 5.2 2500 249 31 156 16| 1.3 5.9 7.2|119.6 -3.3 116.3 46.5 0.54| 9.7 5.3 3000 249 33 163 16| 1.9 4.9 6.8|143.3 -4.0 139.2 46.4 0.57| 9.0 5.1 4000 248 38 178 18| 1.4 5.2 6.6|172.8 -4.0 168.8 42.2 0.54| 8.2 4.4 5000 247 43 189 20| 1.1 5.6 6.7|212.3 -4.0 208.3 41.7 0.49| 8.0 3.9 6000 246 48 199 25| 1.6 4.3 6.0|321.9-103.6 218.3 36.4 0.38| 8.8 3.3 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251210.12.gif