UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 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 13 SFC 975 243 21.0 18.6 86 2.4 19.4 300 3 296.3 298.8 293.4 336.5 13.96 2 968 304 21.6 18.2 81 3.4 19.3 295 9 297.5 300.0 293.6 337.2 13.71 3 925 689 18.6 16.7 89 1.9 17.3 285 24 298.3 300.7 293.4 336.2 13.04 4 899 934 16.4 16.1 98 0.3 16.2 279 26 298.5 300.8 293.3 336.1 12.91 5 850 1412 14.4 13.7 96 0.7 14.0 265 27 301.2 303.4 293.2 335.6 11.67 6 804 1881 11.6 11.2 97 0.4 11.3 263 23 303.1 305.0 292.8 334.1 10.45 7 771 2231 10.0 10.0 100 0.0 10.0 248 27 305.0 306.9 293.1 335.1 10.05 8 700 3032 7.4 3.3 75 4.1 5.1 245 28 310.7 312.0 292.3 332.2 6.95 9 628 3921 5.2 -3.8 52 9.0 0.7 252 35 318.0 318.9 292.4 332.8 4.60 10 522 5409 -1.9 -39.9 4 38.0 -10.2 256 40 326.7 326.7 291.0 327.5 0.23 11 513 5547 -2.9 -39.9 4 37.0 -10.9 252 43 327.1 327.1 291.2 328.0 0.23 12 500 5750 -2.9 -49.9 1 47.0 -11.3 240 52 329.5 329.5 291.7 329.8 0.08 13 482 6041 -3.7 -51.7 1 48.0 -12.0 248 56 332.0 332.0 292.3 332.3 0.07 14 474 6173 -3.7 -49.7 1 46.0 -12.1 251 56 333.6 333.6 292.8 333.9 0.09 15 400 7490 -14.5 -52.5 2 38.0 -19.7 240 55 336.1 336.2 293.4 336.4 0.07 16 322 9087 -28.5 -56.5 5 28.0 -30.7 237 77 338.3 338.3 294.0 338.5 0.06 17 300 9590 -32.1 -58.1 6 26.0 -33.9 235 80 340.1 340.1 294.4 340.3 0.05 18 258 10636 -40.5 -60.7 10 20.2 -41.5 235 92 342.7 342.7 295.0 342.9 0.04 19 250 10850 -42.3 -61.3 11 19.0 -43.1 240 87 343.2 343.2 295.1 343.3 0.04 20 215 11846 -51.3 -65.3 17 14.0 -51.6 240 84 344.3 344.3 295.4 344.5 0.03 21 200 12310 -55.3 -68.3 18 13.0 -55.5 240 82 345.2 345.2 295.6 345.3 0.02 22 177 13076 -61.9 -71.9 25 10.0 -62.0 235 84 346.6 346.6 295.9 346.7 0.01 23 167 13434 -63.5 -76.5 16 13.0 -63.6 238 71 349.8 349.8 296.6 349.8 0.01 24 150 14090 -64.7 -79.7 11 15.0 -64.8 245 55 358.6 358.6 298.4 358.6 0.00 25 114 15743 -70.5 -86.5 8 16.0 -70.6 255 41 377.1 377.1 301.8 377.1 0.00 26 102 16410 -66.3 -88.3 3 22.0 -66.4 242 49 397.4 397.4 304.9 397.4 0.00 27 100 16530 -66.7 -87.7 4 21.0 -66.8 215 30 398.9 398.9 305.0 398.9 0.00 28 86 17428 -73.3 -88.3 8 15.0 -73.3 215 19 403.1 403.1 305.6 403.1 0.00 29 70 18630 -74.3 -89.3 8 15.0 -74.3 240 12 425.4 425.4 308.3 425.4 0.00 30 61 19439 -71.3 -89.3 5 18.0 -71.4 205 12 449.2 449.2 310.8 449.2 0.00 31 55 20051 -72.3 -91.3 4 19.0 -72.4 144 10 460.4 460.4 311.8 460.4 0.00 32 52 20384 -68.7 -90.7 3 22.0 -68.9 156 13 476.2 476.2 313.1 476.2 0.00 33 50 20620 -68.1 -91.1 2 23.0 -68.3 170 15 483.0 483.0 313.7 483.0 0.00 34 39 22126 -64.3 -90.3 2 26.0 -64.7 184 8 528.2 528.2 316.8 528.2 0.00 35 36 22620 -60.7 -89.7 1 29.0 -61.4 223 4 549.7 549.7 318.1 549.8 0.00 36 30 23760 -58.9 -87.9 1 29.0 -59.9 25 8 584.1 584.1 319.9 584.1 0.01 37 27 24424 -57.1 -88.1 1 31.0 -58.5 42 11 607.0 607.0 320.9 607.0 0.01 38 25 24910 -57.7 -87.7 1 30.0 -59.1 57 13 618.8 618.8 321.5 618.8 0.01 39 22 25724 -54.1 -86.1 1 32.0 -56.3 95 12 652.5 652.5 322.8 652.6 0.01 TRP 114 15743 -70.5 -86.5 8 16.0 -70.6 255 41 377.1 377.1 301.8 377.1 0.00 WND 258 10636 -40.5 -60.7 10 20.2 -41.5 235 92 342.7 342.7 295.0 342.9 0.04 Sounding variables and indices 1000-500 mb thick: 5737.00 m Freezing level: 550.37 mb = 5010.58 m = 16438.71 ft Wetbulb zero: 621.54 mb = 4003.83 m = 13135.77 ft Precipitable water: 1.48 inches Sfc-500 mean rel hum: 63.96 % Est. max temperature: 26.90 C = 80.41 F Sfc-Lift cond lev (LCL): 941.47 mb = 539.54 m = 1770.12 ft T: 19.77 C 700-500 lapse rate: 3.79 C/km ThetaE index: 3.08 C Layer 925.0- 771.0 mb Conv cond level (CCL): 896.70 mb = 955.82 m = 3135.86 ft Mean mixing ratio: 13.11 g/kg Conv temperature: 23.32 C = 73.98 F Cap Strength: 4.35 C Lifted Index: 5.40 C Risk: None Lifted Index @300 mb: 4.15 C Lifted Index @700 mb: 0.88 C Showalter Index: 5.75 C Risk: None Total Totals Index: 33.90 C Risk: None Vertical Totals Index: 17.30 C Cross Totals Index: 16.60 C K Index: 26.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 270.40 Risk: None Energy Index: -0.99 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.79 J/kg Max Up Vert Vel: 5.79 m/s Conv Inhibition (B-): 4.00 J/kg Cap Strength: 5.28 C Lift Cond Lev (LCL): 901.33 mb = 911.74 m = 2991.25 ft Lev Free Conv (LFC): 826.33 mb = 1649.87 m = 5412.90 ft Equ Level (EL): 736.33 mb = 2612.40 m = 8570.75 ft B at Equ Level: 16.06 J/kg Max Parcel Lev (MPL): 686.33 mb = 3193.44 m = 10477.03 ft Wind level data Storm motion: 285 at 25 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 ---------------------------------------------------------- 0 975 243 300 3 2.6 -1.5 | 103 22 -21.1 4.9 1 968 305 295 9 8.2 -3.8 | 100 16 -15.5 2.6 2 934 610 285 21 20.3 -5.4 | 106 4 -3.4 1.0 3 925 689 285 24 23.2 -6.2 | 113 1 -0.5 0.2 4 901 914 280 26 25.6 -4.5 | 225 3 1.9 1.9 5 850 1412 265 27 26.9 2.4 | 200 9 3.2 8.8 6 839 1524 260 26 25.6 4.5 | 190 11 1.9 10.9 7 809 1829 265 22 21.9 1.9 | 168 9 -1.8 8.3 8 780 2134 250 26 24.4 8.9 | 183 15 0.7 15.3 9 752 2438 245 29 26.3 12.3 | 188 19 2.6 18.7 10 700 3032 245 28 25.4 11.8 | 185 18 1.7 18.3 11 699 3048 245 27 24.5 11.4 | 183 18 0.8 17.8 12 601 4267 255 38 36.7 9.8 | 219 21 13.0 16.3 13 536 5182 260 40 39.4 6.9 | 230 21 15.7 13.4 14 517 5486 255 40 38.6 10.4 | 222 22 15.0 16.8 15 500 5750 240 52 45.0 26.0 | 213 39 21.3 32.4 16 497 5791 240 50 43.3 25.0 | 212 37 19.6 31.4 17 478 6096 250 57 53.6 19.5 | 229 40 29.9 25.9 18 442 6706 255 46 44.4 11.9 | 229 28 20.7 18.3 19 400 7490 240 55 47.6 27.5 | 215 42 23.9 33.9 20 361 8230 240 73 63.2 36.5 | 223 58 39.5 42.9 21 300 9590 235 80 65.5 45.9 | 219 67 41.8 52.3 22 258 10636 235 92 75.4 52.8 | 221 79 51.7 59.2 23 257 10668 235 92 75.4 52.8 | 221 79 51.7 59.2 24 250 10850 240 87 75.3 43.5 | 226 72 51.7 49.9 25 200 12310 240 82 71.0 41.0 | 225 67 47.3 47.4 26 176 13106 235 84 68.8 48.2 | 220 71 45.1 54.6 27 159 13716 240 60 52.0 30.0 | 218 46 28.3 36.4 28 152 14021 250 58 54.5 19.8 | 230 40 30.8 26.3 29 150 14090 245 55 49.8 23.2 | 221 40 26.2 29.7 30 130 14935 235 44 36.0 25.2 | 201 34 12.4 31.7 31 114 15743 255 41 39.6 10.6 | 223 23 15.9 17.0 32 112 15850 260 39 38.4 6.8 | 228 20 14.7 13.2 33 101 16459 240 50 43.3 25.0 | 212 37 19.6 31.4 34 100 16530 215 30 17.2 24.6 | 168 32 -6.5 31.0 35 96 16764 215 30 17.2 24.6 | 168 32 -6.5 31.0 36 87 17374 210 20 10.0 17.3 | 150 27 -13.7 23.7 37 82 17678 245 12 10.9 5.1 | 132 17 -12.8 11.5 38 78 17983 225 17 12.0 12.0 | 148 22 -11.7 18.4 39 74 18288 250 23 21.6 7.9 | 172 14 -2.1 14.3 40 70 18630 240 12 10.4 6.0 | 133 18 -13.3 12.4 41 64 19202 235 13 10.6 7.5 | 137 19 -13.0 13.9 42 57 19812 160 10 -3.4 9.4 | 120 31 -27.1 15.8 43 54 20117 140 10 -6.4 7.7 | 115 33 -30.1 14.1 44 50 20620 170 15 -2.6 14.8 | 129 34 -26.3 21.2 45 47 21031 170 15 -2.6 14.8 | 129 34 -26.3 21.2 46 45 21336 120 13 -11.3 6.5 | 110 37 -34.9 12.9 47 33 23165 265 1 1.0 0.1 | 106 24 -22.7 6.5 48 30 23760 25 8 -3.4 -7.3 | 88 27 -27.1 -0.8 49 26 24384 50 13 -10.0 -8.4 | 87 34 -33.6 -1.9 50 19 25603 140 10 -6.4 7.7 | 115 33 -30.1 14.1 51 17 25908 135 17 -12.0 12.0 | 117 40 -35.7 18.4 Wind Parameters Mean winds (0-6000m): 255.2 at 32.7 knts Storm direction: 285.2 at 24.5 knts Shear (0-3000m) pos: 0.1 neg: 4.6 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 85.5 deg Storm rel helicity (0-3000m) pos: 23.5 neg: -30.6 tot: -7.1 m^2/s^2 ave: -2.4 10^-3 m/s^2 rel: -0.02 Storm rel vorticity (0-3000m) horiz: 8.9 stream: -0.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.29 Bulk Shear: 57.79 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 ------------------------------------------------------------------------------- 500 287 16 101 9| 0.0 22.2 22.2| 1.3 -6.9 -5.6 -11.2 0.06| 22.8 1.3 1000 281 21 128 4| 0.0 12.4 12.4| 1.4 -8.6 -7.2 -7.2 0.02| 15.0 0.3 1500 274 23 166 5| 0.0 7.1 7.1| 1.4 -21.3 -19.9 -13.3 -0.12| 12.7 -1.5 2000 270 23 174 7| 0.0 6.5 6.5| 11.7 -23.6 -11.9 -5.9 -0.05| 11.9 -0.6 2500 264 24 182 9| 0.0 5.5 5.5| 15.7 -25.7 -9.9 -4.0 -0.03| 10.2 -0.4 3000 260 25 184 11| 0.1 4.6 4.8| 23.5 -30.6 -7.1 -2.4 -0.02| 8.9 -0.2 4000 257 27 192 13| 1.4 3.5 4.9| 73.3 -30.6 42.7 10.7 0.14| 8.0 1.1 5000 257 29 202 14| 1.5 2.8 4.2| 95.3 -33.0 62.3 12.5 0.18| 6.9 1.3 6000 255 33 208 17| 2.0 3.7 5.7|200.9 -82.9 118.0 19.7 0.16| 8.5 1.4 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251210.00.gif