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 SBFN... Searching the city database file for: SBFN ... Date:1200Z 10 DEC 25 Station: SBFN WMO ident: 82400 Latitude: -3.85 Longitude: -32.42 Elevation: 56.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1009 56 27.8 24.0 80 3.8 25.0 150 10 300.2 303.6 297.8 355.8 18.94 1 1000 131 25.6 22.9 85 2.7 23.6 130 14 298.8 302.0 296.8 350.8 17.85 2 978 327 23.2 22.7 97 0.5 22.9 130 18 298.2 301.5 296.8 350.7 18.04 3 925 813 20.6 19.1 91 1.5 19.6 110 14 300.4 303.2 295.5 345.0 15.22 4 890 1146 18.4 18.4 100 0.0 18.4 97 12 301.4 304.2 295.7 346.0 15.13 5 850 1541 16.6 15.5 93 1.1 15.8 105 10 303.5 306.0 294.9 342.6 13.14 6 809 1961 14.2 14.0 99 0.2 14.1 73 9 305.3 307.6 295.0 342.8 12.52 7 752 2579 13.6 5.6 58 8.0 8.8 74 9 311.1 312.5 292.9 334.6 7.61 8 700 3179 9.2 4.9 74 4.3 6.6 90 13 312.7 314.2 293.5 336.8 7.78 9 646 3838 5.0 4.3 95 0.7 4.6 76 12 315.2 316.7 294.4 340.5 8.09 10 638 3940 5.6 0.6 70 5.0 2.8 71 12 317.0 318.2 293.6 336.9 6.28 11 608 4332 3.2 -9.8 38 13.0 -2.5 355 4 318.6 319.2 291.3 328.4 2.99 12 597 4479 1.8 -5.2 60 7.0 -1.6 341 5 318.7 319.5 292.4 332.7 4.35 13 547 5180 -1.3 -35.3 5 34.0 -9.4 272 8 323.0 323.1 290.0 324.3 0.35 14 540 5283 -2.1 -19.1 26 17.0 -8.0 261 8 323.3 323.6 291.3 328.7 1.56 15 529 5446 -2.9 -30.9 9 28.0 -10.2 245 9 324.2 324.3 290.6 326.2 0.55 16 502 5859 -5.7 -12.7 58 7.0 -8.5 203 9 325.7 326.3 293.2 335.4 2.87 17 500 5890 -5.9 -12.9 58 7.0 -8.7 200 9 325.8 326.4 293.2 335.4 2.83 18 491 6033 -6.3 -28.3 16 22.0 -12.3 200 8 327.1 327.2 291.6 329.8 0.76 19 485 6129 -7.1 -30.1 14 23.0 -13.0 199 8 327.2 327.3 291.6 329.6 0.65 20 478 6243 -8.1 -15.1 57 7.0 -10.8 193 9 327.3 327.8 293.3 335.8 2.47 21 431 7042 -13.1 -25.1 36 12.0 -16.4 224 11 330.8 331.1 293.0 335.0 1.16 22 400 7610 -16.1 -22.1 60 6.0 -17.9 300 12 334.1 334.4 294.3 339.9 1.63 23 392 7762 -17.1 -21.8 67 4.7 -18.5 302 12 334.7 335.0 294.5 340.8 1.70 24 389 7820 -16.9 -23.9 55 7.0 -18.9 303 11 335.7 336.0 294.5 340.9 1.43 25 352 8560 -23.5 -27.1 72 3.6 -24.4 306 12 336.5 336.8 294.5 340.8 1.18 26 339 8835 -24.9 -36.9 32 12.0 -26.9 324 14 338.3 338.4 294.3 340.1 0.48 27 325 9140 -27.5 -40.5 28 13.0 -29.3 344 17 338.8 338.9 294.3 340.1 0.34 28 300 9710 -32.9 -42.9 36 10.0 -34.0 5 17 339.0 339.1 294.4 340.1 0.29 29 293 9875 -34.3 -43.3 40 9.0 -35.3 9 17 339.3 339.4 294.4 340.4 0.28 30 250 10960 -43.3 -56.3 23 13.0 -43.9 355 21 341.7 341.7 294.8 342.0 0.07 31 239 11261 -45.5 -62.5 13 17.0 -46.1 355 21 342.8 342.8 295.0 343.0 0.04 32 200 12420 -56.3 -63.3 41 7.0 -56.5 5 19 343.6 343.6 295.2 343.8 0.04 33 180 13082 -62.1 -63.7 81 1.6 -62.1 1 20 344.6 344.7 295.5 344.8 0.04 34 177 13186 -62.5 -65.8 64 3.3 -62.6 349 22 345.7 345.7 295.7 345.8 0.03 35 175 13256 -61.5 -77.5 10 16.0 -61.6 339 24 348.4 348.4 296.3 348.4 0.01 36 172 13364 -60.5 -82.5 4 22.0 -60.7 323 27 351.8 351.8 297.0 351.8 0.00 37 167 13548 -60.3 -79.3 7 19.0 -60.4 310 31 355.1 355.1 297.7 355.1 0.00 38 150 14210 -65.7 -77.7 17 12.0 -65.8 285 47 356.9 356.9 298.1 356.9 0.01 39 129 15108 -73.3 -77.0 57 3.7 -73.3 277 59 359.0 359.0 298.5 359.0 0.01 40 118 15625 -76.5 -81.5 45 5.0 -76.5 269 55 362.4 362.4 299.2 362.4 0.00 41 101 16522 -75.5 -86.5 16 11.0 -75.5 264 24 380.8 380.8 302.3 380.8 0.00 42 100 16580 -75.5 -86.5 16 11.0 -75.5 265 21 381.9 381.9 302.5 381.9 0.00 43 71 18530 -81.9 -90.9 20 9.0 -81.9 205 3 407.5 407.5 306.2 407.5 0.00 44 70 18610 -78.5 -89.5 15 11.0 -78.6 265 7 416.4 416.4 307.3 416.5 0.00 45 69 18692 -77.7 -88.7 15 11.0 -77.7 277 9 419.9 419.9 307.7 419.9 0.00 46 65 19031 -78.9 -88.9 18 10.0 -78.9 300 18 424.5 424.5 308.2 424.5 0.00 47 59 19586 -73.9 -88.9 8 15.0 -74.0 265 18 447.6 447.6 310.6 447.7 0.00 48 50 20550 -73.1 -90.1 6 17.0 -73.2 75 31 471.2 471.2 312.7 471.2 0.00 49 47 20913 -73.1 -91.1 5 18.0 -73.2 76 25 479.6 479.6 313.4 479.7 0.00 50 45 21171 -68.1 -91.1 2 23.0 -68.3 78 31 497.8 497.8 314.8 497.8 0.00 51 39 22032 -66.9 -91.9 2 25.0 -67.2 94 49 521.6 521.6 316.4 521.6 0.00 52 36 22515 -67.7 -91.7 2 24.0 -68.0 93 52 531.6 531.6 317.0 531.6 0.00 53 35 22687 -62.7 -91.7 1 29.0 -63.3 89 51 549.0 549.0 318.1 549.0 0.00 54 30 23640 -61.3 -90.3 1 29.0 -62.1 100 65 577.5 577.5 319.5 577.5 0.00 55 29 23852 -60.9 -90.9 1 30.0 -61.7 100 65 584.3 584.3 319.9 584.3 0.00 56 26 24540 -58.6 -89.8 1 31.2 -59.8 85 67 609.3 609.3 321.0 609.3 0.00 57 20 26220 -53.1 -87.1 1 34.0 -55.8 100 57 673.6 673.6 323.6 673.7 0.01 58 18 26901 -51.7 -86.7 1 35.0 -54.9 102 59 698.7 698.7 324.4 698.8 0.01 59 16 27671 -48.5 -85.5 1 37.0 -53.1 104 61 733.0 733.0 325.4 733.2 0.02 TRP 71 18530 -81.9 -90.9 20 9.0 -81.9 205 3 407.5 407.5 306.2 407.5 0.00 WND 26 24540 -58.6 -89.8 1 31.2 -59.8 85 67 609.3 609.3 321.0 609.3 0.00 Sounding variables and indices 1000-500 mb thick: 5759.00 m Freezing level: 567.97 mb = 4886.36 m = 16031.16 ft Wetbulb zero: 622.06 mb = 4145.88 m = 13601.81 ft Precipitable water: 2.03 inches Sfc-500 mean rel hum: 68.53 % Est. max temperature: 30.68 C = 87.23 F Sfc-Lift cond lev (LCL): 955.35 mb = 531.33 m = 1743.20 ft T: 22.11 C 700-500 lapse rate: 5.57 C/km ThetaE index: 10.80 C Layer 1000.0- 890.0 mb Conv cond level (CCL): 928.11 mb = 783.76 m = 2571.35 ft Mean mixing ratio: 16.82 g/kg Conv temperature: 27.87 C = 82.16 F Cap Strength: 0.69 C Lifted Index: -2.40 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -3.74 C Lifted Index @700 mb: -1.02 C Showalter Index: -0.18 C Risk: Thunderstorms probable Total Totals Index: 43.90 C Risk: None Vertical Totals Index: 22.50 C Cross Totals Index: 21.40 C K Index: 33.70 Risk: 60-80 % chance of thunderstorms Sweat Index: 215.00 Risk: None Energy Index: -1.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1064.28 J/kg Max Up Vert Vel: 46.14 m/s Conv Inhibition (B-): 1.65 J/kg Cap Strength: 0.82 C Lift Cond Lev (LCL): 940.38 mb = 669.11 m = 2195.20 ft Lev Free Conv (LFC): 915.38 mb = 903.36 m = 2963.76 ft Equ Level (EL): 765.38 mb = 2429.71 m = 7971.38 ft B at Equ Level: 46.51 J/kg Max Parcel Lev (MPL): 105.38 mb = 16277.62 m = 53403.60 ft Wind level data Storm motion: 135 at 8 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 1009 56 150 10 -5.0 8.7 | 188 3 0.4 3.3 1 1000 131 130 14 -10.7 9.0 | 124 6 -5.3 3.6 2 980 305 130 18 -13.8 11.6 | 127 10 -8.3 6.2 3 947 610 125 17 -13.9 9.8 | 117 10 -8.5 4.4 4 925 813 110 14 -13.2 4.8 | 86 8 -7.7 -0.6 5 914 914 105 14 -13.5 3.6 | 78 8 -8.1 -1.8 6 882 1219 95 12 -12.0 1.0 | 56 8 -6.5 -4.3 7 852 1524 110 10 -9.4 3.4 | 64 4 -4.0 -2.0 8 850 1541 105 10 -9.7 2.6 | 57 5 -4.2 -2.8 9 792 2134 60 8 -6.9 -4.0 | 9 9 -1.5 -9.4 10 764 2438 70 8 -7.5 -2.7 | 14 8 -2.1 -8.1 11 700 3179 90 13 -13.0 0.0 | 55 9 -7.6 -5.4 12 685 3353 95 12 -12.0 1.0 | 56 8 -6.5 -4.3 13 635 3962 70 12 -11.3 -4.1 | 32 11 -5.8 -9.5 14 612 4267 360 4 -0.0 -4.0 | 330 11 5.4 -9.4 15 506 5791 210 10 5.0 8.7 | 253 11 10.4 3.3 16 500 5890 200 9 3.1 8.5 | 250 9 8.5 3.1 17 487 6096 200 8 2.7 7.5 | 255 8 8.2 2.1 18 468 6401 185 11 1.0 11.0 | 229 8 6.4 5.6 19 450 6706 180 10 0.0 10.0 | 230 7 5.4 4.6 20 400 7610 300 12 10.4 -6.0 | 306 19 15.8 -11.4 21 383 7925 305 11 9.0 -6.3 | 309 19 14.5 -11.7 22 367 8230 320 9 5.8 -6.9 | 318 17 11.2 -12.3 23 352 8534 305 12 9.8 -6.9 | 309 20 15.3 -12.3 24 324 9144 345 17 4.4 -16.4 | 336 24 9.8 -21.8 25 300 9710 5 17 -1.5 -16.9 | 350 23 4.0 -22.3 26 273 10363 20 19 -6.5 -17.9 | 3 23 -1.1 -23.2 27 250 10960 355 21 1.8 -20.9 | 345 27 7.3 -26.3 28 238 11278 355 21 1.8 -20.9 | 345 27 7.3 -26.3 29 200 12420 5 19 -1.7 -18.9 | 351 25 3.8 -24.3 30 188 12802 5 22 -1.9 -21.9 | 353 28 3.5 -27.3 31 179 13106 360 20 -0.0 -20.0 | 348 26 5.4 -25.4 32 171 13411 315 28 19.8 -19.8 | 315 36 25.2 -25.2 33 150 14210 285 47 45.4 -12.2 | 289 54 50.8 -17.5 34 147 14326 285 43 41.5 -11.1 | 289 50 47.0 -16.5 35 126 15240 275 62 61.8 -5.4 | 279 68 67.2 -10.8 36 108 16154 260 46 45.3 8.0 | 267 51 50.7 2.6 37 100 16580 265 21 20.9 1.8 | 278 27 26.4 -3.5 38 97 16764 265 21 20.9 1.8 | 278 27 26.4 -3.5 39 87 17374 250 18 16.9 6.2 | 268 22 22.4 0.8 40 82 17678 235 11 9.0 6.3 | 266 14 14.5 0.9 41 71 18530 205 3 1.3 2.7 | 292 7 6.7 -2.7 42 70 18610 265 7 7.0 0.6 | 291 13 12.4 -4.8 43 67 18898 305 14 11.5 -8.0 | 308 22 16.9 -13.4 44 63 19202 295 22 19.9 -9.3 | 300 29 25.4 -14.7 45 60 19507 275 21 20.9 -1.8 | 285 27 26.4 -7.2 46 57 19812 240 11 9.5 5.5 | 270 15 15.0 0.1 47 54 20117 110 13 -12.2 4.4 | 82 7 -6.8 -0.9 48 50 20550 75 31 -29.9 -8.0 | 61 28 -24.5 -13.4 49 49 20726 75 20 -19.3 -5.2 | 53 17 -13.9 -10.6 50 42 21641 80 42 -41.4 -7.3 | 71 38 -35.9 -12.7 51 38 22250 100 52 -51.2 9.0 | 95 46 -45.8 3.7 52 34 22860 85 51 -50.8 -4.4 | 78 46 -45.4 -9.8 53 30 23640 100 65 -64.0 11.3 | 96 59 -58.6 5.9 54 28 24079 100 65 -64.0 11.3 | 96 59 -58.6 5.9 55 26 24540 85 67 -66.7 -5.8 | 80 62 -61.3 -11.2 56 25 24689 85 67 -66.7 -5.8 | 80 62 -61.3 -11.2 57 22 25603 90 55 -55.0 0.0 | 84 50 -49.6 -5.4 58 20 26220 100 57 -56.1 9.9 | 95 51 -50.7 4.5 59 16 27127 105 61 -58.9 15.8 | 101 54 -53.5 10.4 60 12 28042 100 26 -25.6 4.5 | 88 20 -20.2 -0.9 Wind Parameters Mean winds (0-6000m): 104.6 at 10.2 knts Storm direction: 134.6 at 7.6 knts Shear (0-3000m) pos: 0.5 neg: 2.3 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): -139.8 deg Storm rel helicity (0-3000m) pos: 14.7 neg: -40.2 tot: -25.5 m^2/s^2 ave: -8.5 10^-3 m/s^2 rel: -0.42 Storm rel vorticity (0-3000m) horiz: 6.4 stream: -2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 119.95 Bulk Shear: 8.87 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 ------------------------------------------------------------------------------- 500 130 16 126 9| 0.0 9.3 9.3| 0.4 -8.7 -8.3 -16.7 -0.60| 11.5 -6.9 1000 122 15 110 8| 0.0 5.2 5.2| 0.4 -25.4 -25.1 -25.1 -0.75| 9.8 -7.3 1500 116 14 97 7| 1.1 3.5 4.6| 1.3 -29.3 -28.0 -18.7 -0.67| 8.2 -5.4 2000 111 13 83 7| 0.8 3.4 4.3| 1.3 -38.6 -37.3 -18.6 -0.69| 7.7 -5.3 2500 105 12 70 6| 0.5 2.7 3.3| 5.2 -40.2 -35.0 -14.0 -0.60| 6.8 -4.1 3000 101 12 63 7| 0.5 2.3 2.8| 14.7 -40.2 -25.5 -8.5 -0.42| 6.4 -2.7 4000 97 12 57 7| 0.4 2.3 2.7| 17.9 -64.0 -46.2 -11.5 -0.46| 6.4 -3.0 5000 93 11 46 7| 0.3 1.9 2.2| 17.9-112.4 -94.5 -18.9 -0.58| 6.7 -3.9 6000 105 10 58 5| 0.3 0.8 1.1| 19.1-149.6-130.4 -21.7 -0.61| 6.8 -4.1 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20251210.12.gif