UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for SBFI... Searching the city database file for: SBFI ... Date:0000Z 11 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 55 SFC 979 243 20.8 17.2 80 3.6 18.4 210 1 295.7 298.0 292.3 332.3 12.71 2 966 359 22.8 16.8 69 6.0 18.8 246 11 298.9 301.2 293.2 335.5 12.55 3 925 733 19.8 15.6 77 4.2 17.0 230 17 299.6 301.8 293.0 335.0 12.14 4 850 1456 13.4 13.3 99 0.1 13.3 210 20 300.2 302.3 292.7 333.5 11.37 5 820 1758 11.4 10.8 96 0.6 11.0 206 22 301.2 303.0 291.9 330.6 9.97 6 781 2165 10.6 6.7 77 3.9 8.3 202 26 304.5 306.0 291.2 328.3 7.91 7 750 2504 12.6 -7.4 24 20.0 3.4 221 33 310.3 310.8 288.6 319.6 2.92 8 738 2639 12.2 -12.8 16 25.0 1.8 223 35 311.3 311.6 287.9 317.6 1.93 9 700 3080 9.2 -12.8 20 22.0 0.1 230 38 312.7 313.1 288.5 319.3 2.04 10 551 5025 -1.1 -40.1 3 39.0 -9.5 249 63 322.6 322.7 289.8 323.4 0.21 11 500 5790 -7.7 -41.7 5 34.0 -14.0 250 65 323.7 323.7 290.1 324.4 0.20 12 476 6169 -10.9 -46.9 3 36.0 -16.5 250 63 324.3 324.3 290.2 324.7 0.12 13 411 7286 -14.5 -50.5 3 36.0 -19.6 250 73 333.5 333.6 292.7 333.9 0.09 14 400 7490 -16.1 -52.1 3 36.0 -20.8 250 76 334.1 334.1 292.9 334.4 0.08 15 303 9510 -33.1 -53.1 12 20.0 -34.6 250 89 337.8 337.8 293.9 338.1 0.09 16 300 9580 -33.5 -45.5 29 12.0 -34.7 250 90 338.2 338.2 294.1 339.0 0.22 17 277 10134 -38.5 -43.3 61 4.8 -38.9 247 97 338.7 338.8 294.3 339.9 0.30 18 274 10208 -39.1 -48.1 38 9.0 -39.8 247 98 338.9 339.0 294.2 339.7 0.18 19 258 10618 -42.3 -50.6 40 8.3 -42.8 245 103 340.2 340.2 294.5 340.8 0.14 20 250 10830 -43.9 -51.9 41 8.0 -44.3 245 103 340.8 340.8 294.6 341.3 0.13 21 205 12123 -55.1 -65.1 28 10.0 -55.3 236 98 343.1 343.1 295.1 343.2 0.03 22 200 12280 -55.9 -67.9 21 12.0 -56.1 235 96 344.2 344.2 295.4 344.3 0.02 23 185 12774 -58.7 -76.7 8 18.0 -58.9 241 91 347.5 347.5 296.1 347.5 0.01 24 150 14070 -66.1 -80.1 12 14.0 -66.2 245 81 356.2 356.2 298.0 356.2 0.00 25 148 14151 -66.3 -80.3 12 14.0 -66.4 245 79 357.2 357.2 298.1 357.3 0.00 26 121 15368 -67.3 -90.3 2 23.0 -67.4 241 61 376.6 376.6 301.7 376.6 0.00 27 101 16460 -66.1 -87.1 4 21.0 -66.2 240 53 398.9 398.9 305.0 398.9 0.00 28 100 16520 -66.1 -88.1 3 22.0 -66.2 240 54 400.0 400.0 305.2 400.0 0.00 29 84 17570 -68.5 -88.5 4 20.0 -68.6 234 38 415.6 415.6 307.2 415.6 0.00 30 70 18640 -76.5 -88.5 13 12.0 -76.6 300 14 420.7 420.7 307.8 420.7 0.00 31 69 18723 -76.9 -88.9 13 12.0 -76.9 300 14 421.6 421.6 307.9 421.6 0.00 32 51 20492 -71.9 -91.9 3 20.0 -72.0 126 9 471.4 471.4 312.7 471.4 0.00 33 50 20610 -69.3 -91.3 3 22.0 -69.5 160 11 480.2 480.2 313.5 480.2 0.00 34 40 21967 -61.3 -89.3 1 28.0 -61.9 143 10 531.9 531.9 317.1 531.9 0.00 35 37 22448 -63.3 -89.3 2 26.0 -63.8 123 9 538.8 538.8 317.5 538.8 0.00 36 32 23340 -62.9 -88.9 2 26.0 -63.5 86 7 562.7 562.7 318.8 562.7 0.00 37 30 23740 -59.9 -88.9 1 29.0 -60.8 70 6 581.3 581.3 319.8 581.4 0.00 38 27 24404 -56.3 -86.3 1 30.0 -57.8 47 4 609.2 609.2 321.0 609.3 0.01 39 23 25425 -54.9 -84.9 1 30.0 -56.9 13 1 641.9 642.0 322.4 642.0 0.01 40 21 26007 -55.1 -85.1 1 30.0 -57.2 33 3 658.3 658.3 323.0 658.4 0.01 TRP 69 18723 -76.9 -88.9 13 12.0 -76.9 300 14 421.6 421.6 307.9 421.6 0.00 WND 258 10618 -42.3 -50.6 40 8.3 -42.8 245 103 340.2 340.2 294.5 340.8 0.14 Sounding variables and indices 1000-500 mb thick: 5735.00 m Freezing level: 566.91 mb = 4817.19 m = 15804.24 ft Wetbulb zero: 697.89 mb = 3104.54 m = 10185.37 ft Precipitable water: 1.07 inches Sfc-500 mean rel hum: 38.35 % Est. max temperature: 25.90 C = 78.62 F Sfc-Lift cond lev (LCL): 928.52 mb = 700.25 m = 2297.38 ft T: 20.06 C 700-500 lapse rate: 6.24 C/km ThetaE index: 17.92 C Layer 925.0- 700.0 mb Conv cond level (CCL): 863.40 mb = 1322.22 m = 4337.96 ft Mean mixing ratio: 12.17 g/kg Conv temperature: 25.11 C = 77.20 F Cap Strength: 4.04 C Lifted Index: 1.30 C Risk: Showers probable Lifted Index @300 mb: 3.75 C Lifted Index @700 mb: 3.20 C Showalter Index: 1.89 C Risk: Showers probable Total Totals Index: 42.10 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 21.00 C K Index: 12.40 Risk: None Sweat Index: 369.95 Risk: Showers and thunderstorms possible Energy Index: -1.65 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.22 J/kg Max Up Vert Vel: 6.20 m/s Conv Inhibition (B-): 10.34 J/kg Cap Strength: 3.97 C Lift Cond Lev (LCL): 874.13 mb = 1216.60 m = 3991.43 ft Lev Free Conv (LFC): 849.13 mb = 1464.55 m = 4804.89 ft Equ Level (EL): 779.13 mb = 2184.72 m = 7167.63 ft B at Equ Level: 17.19 J/kg Max Parcel Lev (MPL): 749.13 mb = 2513.37 m = 8245.87 ft Wind level data Storm motion: 268 at 30 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 ---------------------------------------------------------- 0 979 243 210 1 0.5 0.9 | 90 30 -29.6 -0.2 1 972 305 250 10 9.4 3.4 | 96 21 -20.7 2.3 2 938 610 230 16 12.3 10.3 | 117 20 -17.9 9.2 3 925 733 230 17 13.0 10.9 | 120 20 -17.1 9.8 4 906 914 225 17 12.0 12.0 | 121 21 -18.1 10.9 5 850 1456 210 20 10.0 17.3 | 129 26 -20.1 16.2 6 784 2134 200 25 8.6 23.5 | 136 31 -21.6 22.4 7 756 2438 220 32 20.6 24.5 | 158 25 -9.5 23.4 8 703 3048 230 40 30.6 25.7 | 181 25 0.5 24.6 9 700 3080 230 38 29.1 24.4 | 178 23 -1.0 23.3 10 677 3353 225 40 28.3 28.3 | 176 27 -1.8 27.2 11 604 4267 245 47 42.6 19.9 | 214 23 12.5 18.8 12 539 5182 250 67 63.0 22.9 | 236 39 32.8 21.8 13 500 5790 250 65 61.1 22.2 | 236 37 31.0 21.1 14 480 6096 250 63 59.2 21.5 | 235 36 29.1 20.4 15 461 6401 250 61 57.3 20.9 | 234 34 27.2 19.8 16 400 7490 250 76 71.4 26.0 | 239 48 41.3 24.9 17 361 8230 245 78 70.7 33.0 | 232 52 40.6 31.9 18 300 9580 250 90 84.6 30.8 | 241 62 54.5 29.7 19 258 10618 245 103 93.3 43.5 | 236 76 63.2 42.4 20 256 10668 245 103 93.3 43.5 | 236 76 63.2 42.4 21 250 10830 245 103 93.3 43.5 | 236 76 63.2 42.4 22 203 12192 235 98 80.3 56.2 | 222 75 50.2 55.1 23 200 12280 235 96 78.6 55.1 | 222 73 48.5 54.0 24 167 13411 250 84 78.9 28.7 | 240 56 48.8 27.6 25 159 13716 245 95 86.1 40.1 | 235 68 56.0 39.0 26 150 14070 245 81 73.4 34.2 | 233 55 43.3 33.1 27 137 14630 245 65 58.9 27.5 | 228 39 28.8 26.4 28 118 15545 240 60 52.0 30.0 | 217 36 21.8 28.9 29 112 15850 255 54 52.2 14.0 | 240 26 22.0 12.9 30 106 16154 240 50 43.3 25.0 | 209 27 13.2 23.9 31 100 16520 240 54 46.8 27.0 | 213 31 16.6 25.9 32 96 16764 240 54 46.8 27.0 | 213 31 16.6 25.9 33 87 17374 225 46 32.5 32.5 | 184 32 2.4 31.4 34 78 17983 255 20 19.3 5.2 | 111 12 -10.8 4.1 35 74 18288 275 21 20.9 -1.8 | 72 10 -9.2 -2.9 36 71 18593 315 16 11.3 -11.3 | 57 23 -18.8 -12.4 37 70 18640 300 14 12.1 -7.0 | 66 20 -18.0 -8.1 38 69 18723 300 14 12.1 -7.0 | 66 20 -18.0 -8.1 39 67 18898 310 15 11.5 -9.6 | 60 22 -18.6 -10.8 40 64 19202 250 16 15.0 5.5 | 106 16 -15.1 4.4 41 54 20117 15 2 -0.5 -1.9 | 84 31 -30.6 -3.0 42 50 20610 160 11 -3.8 10.3 | 105 35 -33.9 9.2 43 49 20726 160 11 -3.8 10.3 | 105 35 -33.9 9.2 44 44 21336 170 11 -1.9 10.8 | 107 33 -32.0 9.7 45 30 23740 70 6 -5.6 -2.1 | 85 36 -35.8 -3.2 46 22 24994 0 0 -0.0 -0.0 | 88 30 -30.1 -1.1 47 18 25603 165 14 -3.6 13.5 | 110 36 -33.7 12.4 48 17 25908 130 12 -9.2 7.7 | 100 40 -39.3 6.6 49 16 26213 120 14 -12.1 7.0 | 98 43 -42.2 5.9 Wind Parameters Mean winds (0-6000m): 237.9 at 40.2 knts Storm direction: 267.9 at 30.1 knts Shear (0-3000m) pos: 6.1 neg: 1.6 tot: 7.8 10-3/s Storm rel Dir Shear (0-3000m): 87.2 deg Storm rel helicity (0-3000m) pos: 256.9 neg: -11.8 tot: 245.2 m^2/s^2 ave: 81.7 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 6.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.20 Bulk Shear: 97.76 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 ------------------------------------------------------------------------------- 500 236 13 108 20| 16.5 0.0 16.5| 63.8 0.0 63.8 127.6 0.64| 18.1 11.7 1000 228 15 116 21| 8.3 2.4 10.7| 78.5 0.0 78.5 78.5 0.62| 11.5 7.1 1500 221 17 122 22| 5.5 3.3 8.8| 97.2 0.0 97.2 64.8 0.61| 9.4 5.7 2000 215 19 127 24| 5.5 2.5 7.9|140.5 0.0 140.5 70.3 0.63| 9.0 5.7 2500 216 22 133 24| 6.7 2.0 8.6|223.6 0.0 223.6 89.4 0.71| 9.9 7.0 3000 220 24 141 23| 6.1 1.6 7.8|256.9 -11.8 245.2 81.7 0.67| 9.6 6.4 4000 225 29 154 22| 6.0 1.2 7.2|357.7 -13.6 344.1 86.0 0.71| 9.5 6.8 5000 233 35 174 20| 6.9 1.0 7.9|454.2 -13.6 440.6 88.1 0.69| 9.7 6.7 6000 238 40 191 21| 5.7 0.9 6.7|454.2 -25.2 429.0 71.5 0.64| 8.5 5.4 Wrote GIF file: /home/apache/climate/data/raob//SBFI/skewt/SBFI.skewt.20251211.00.gif