UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 3 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 1007 56 28.0 23.6 77 4.4 24.7 130 8 300.5 303.9 297.7 354.9 18.51 1 1000 120 25.6 22.2 82 3.4 23.2 125 11 298.8 301.9 296.3 348.6 17.09 2 995 164 25.2 22.1 83 3.1 23.0 126 11 298.8 301.9 296.3 348.5 17.07 3 960 479 22.4 21.1 92 1.3 21.5 116 12 299.0 302.0 296.1 347.5 16.63 4 949 579 23.0 16.0 65 7.0 18.3 108 14 300.6 302.8 293.4 336.2 12.14 5 925 803 21.6 16.7 74 4.9 18.2 100 14 301.4 303.8 294.3 339.8 13.04 6 850 1533 17.6 12.8 73 4.8 14.5 60 20 304.6 306.6 293.7 337.4 10.99 7 840 1634 17.0 12.0 72 5.0 13.8 62 20 305.0 306.9 293.4 336.6 10.55 8 765 2423 9.8 9.6 99 0.2 9.7 70 27 305.5 307.3 293.1 335.1 9.86 9 761 2467 12.2 6.2 67 6.0 8.6 70 27 308.5 310.0 292.4 332.5 7.84 10 758 2500 13.0 5.0 58 8.0 8.3 71 26 309.7 311.1 292.3 332.0 7.23 11 704 3118 8.4 1.4 61 7.0 4.6 58 26 311.3 312.4 291.7 330.0 6.02 12 700 3165 8.6 -4.4 39 13.0 2.2 60 26 312.0 312.8 290.1 324.5 3.94 13 695 3224 9.6 -16.4 14 26.0 -0.4 68 23 313.8 314.0 288.3 318.8 1.53 14 644 3853 7.0 -27.0 7 34.0 -3.4 69 15 317.7 317.8 288.8 320.0 0.65 15 504 5827 -3.3 -43.3 3 40.0 -11.3 114 8 328.3 328.3 291.4 328.9 0.16 16 500 5890 -3.7 -42.7 3 39.0 -11.6 115 8 328.5 328.6 291.5 329.2 0.18 17 420 7233 -14.7 -19.7 66 5.0 -16.3 230 17 331.2 331.6 293.8 337.9 1.91 18 400 7600 -16.9 -22.9 60 6.0 -18.6 240 27 333.0 333.3 293.9 338.4 1.52 19 363 8326 -19.9 -38.9 17 19.0 -23.2 244 29 338.4 338.5 294.3 339.8 0.36 20 308 9523 -30.1 -56.1 6 26.0 -32.1 181 22 340.4 340.4 294.5 340.6 0.06 21 300 9710 -31.7 -55.7 7 24.0 -33.5 185 21 340.7 340.7 294.6 341.0 0.07 22 263 10626 -40.3 -54.3 21 14.0 -41.1 190 16 341.2 341.2 294.7 341.5 0.09 23 250 10970 -42.9 -56.9 20 14.0 -43.6 170 20 342.3 342.3 295.0 342.6 0.07 24 228 11582 -48.1 -59.1 27 11.0 -48.5 177 23 343.5 343.5 295.2 343.7 0.06 25 200 12430 -54.5 -66.5 21 12.0 -54.7 165 36 346.5 346.5 295.8 346.6 0.02 26 185 12926 -58.1 -71.1 17 13.0 -58.3 171 29 348.4 348.4 296.3 348.5 0.01 27 166 13606 -60.9 -74.9 14 14.0 -61.0 204 21 354.7 354.7 297.7 354.8 0.01 28 150 14230 -65.7 -77.7 17 12.0 -65.8 260 32 356.9 356.9 298.1 356.9 0.01 29 122 15454 -73.1 -84.1 17 11.0 -73.1 264 40 365.1 365.1 299.7 365.1 0.00 30 101 16534 -80.5 -86.5 36 6.0 -80.5 244 31 371.1 371.1 300.8 371.1 0.00 31 100 16590 -80.7 -86.7 36 6.0 -80.7 240 28 371.8 371.8 300.9 371.8 0.00 32 79 17906 -85.7 -90.1 45 4.4 -85.7 245 16 387.4 387.4 303.4 387.4 0.00 33 71 18500 -82.1 -89.1 29 7.0 -82.1 133 23 407.1 407.1 306.2 407.1 0.00 34 70 18580 -80.3 -89.3 21 9.0 -80.3 115 25 412.6 412.6 306.8 412.6 0.00 35 66 18915 -74.5 -87.5 12 13.0 -74.6 114 25 432.2 432.2 309.1 432.2 0.00 36 50 20540 -70.1 -90.1 4 20.0 -70.2 115 32 478.3 478.3 313.3 478.3 0.00 37 46 21036 -69.7 -90.7 3 21.0 -69.9 95 35 490.8 490.8 314.3 490.8 0.00 38 44 21300 -70.1 -91.1 3 21.0 -70.3 102 38 496.1 496.1 314.7 496.1 0.00 39 39 22027 -64.1 -91.1 1 27.0 -64.6 99 49 528.7 528.7 316.8 528.7 0.00 40 31 23436 -62.7 -90.7 1 28.0 -63.3 89 54 568.4 568.4 319.0 568.4 0.00 41 30 23640 -59.5 -90.5 1 31.0 -60.4 90 56 582.4 582.4 319.8 582.5 0.00 42 28 24076 -55.3 -88.3 1 33.0 -56.9 90 60 605.7 605.7 320.9 605.8 0.01 43 24 25054 -58.1 -89.1 1 31.0 -59.5 90 69 624.9 624.9 321.7 624.9 0.01 44 21 25899 -56.0 -88.5 1 32.5 -58.0 90 76 655.4 655.4 322.9 655.4 0.01 45 20 26210 -55.3 -88.3 1 33.0 -57.5 85 75 666.9 666.9 323.3 667.0 0.01 46 14 28538 -45.3 -84.3 0 39.0 -51.6 90 63 772.4 772.4 326.5 772.6 0.02 47 12 29562 -47.7 -84.7 1 37.0 -53.5 86 37 798.7 798.8 327.2 799.0 0.03 TRP 79 17906 -85.7 -90.1 45 4.4 -85.7 245 16 387.4 387.4 303.4 387.4 0.00 WND 21 25899 -56.0 -88.5 1 32.5 -58.0 90 76 655.4 655.4 322.9 655.4 0.01 Sounding variables and indices 1000-500 mb thick: 5770.00 m Freezing level: 548.85 mb = 5194.46 m = 17041.98 ft Wetbulb zero: 695.74 mb = 3215.47 m = 10549.30 ft Precipitable water: 1.49 inches Sfc-500 mean rel hum: 42.03 % Est. max temperature: 31.73 C = 89.12 F Sfc-Lift cond lev (LCL): 945.04 mb = 615.84 m = 2020.43 ft T: 22.77 C 700-500 lapse rate: 4.51 C/km ThetaE index: 20.94 C Layer 850.0- 644.0 mb Conv cond level (CCL): 844.84 mb = 1585.05 m = 5200.22 ft Mean mixing ratio: 14.84 g/kg Conv temperature: 32.25 C = 90.05 F Cap Strength: 2.11 C Lifted Index: 1.61 C Risk: Showers probable Lifted Index @300 mb: 0.27 C Lifted Index @700 mb: -0.15 C Showalter Index: 4.19 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 16.50 C K Index: 21.10 Risk: 20-40 % chance of thunderstorms Sweat Index: 201.60 Risk: None Energy Index: -1.44 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 78.07 J/kg Max Up Vert Vel: 12.50 m/s Conv Inhibition (B-): 60.28 J/kg Cap Strength: 2.11 C Lift Cond Lev (LCL): 903.75 mb = 1003.63 m = 3292.70 ft Lev Free Conv (LFC): 808.75 mb = 1954.07 m = 6410.90 ft Equ Level (EL): 748.75 mb = 2602.93 m = 8539.68 ft B at Equ Level: 34.65 J/kg Max Parcel Lev (MPL): 638.75 mb = 3918.48 m = 12855.76 ft Wind level data Storm motion: 107 at 12 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 1007 56 130 8 -6.1 5.1 | 255 6 5.8 1.6 1 1000 120 125 11 -9.0 6.3 | 226 4 2.9 2.7 2 979 305 130 9 -6.9 5.8 | 246 5 5.0 2.2 3 946 610 105 15 -14.5 3.9 | 97 3 -2.6 0.3 4 925 803 100 14 -13.8 2.4 | 59 2 -1.9 -1.1 5 913 914 90 13 -13.0 0.0 | 17 4 -1.1 -3.6 6 881 1219 60 15 -13.0 -7.5 | 6 11 -1.1 -11.1 7 850 1533 60 20 -17.3 -10.0 | 22 15 -5.4 -13.6 8 791 2134 70 23 -21.6 -7.9 | 40 15 -9.7 -11.4 9 763 2438 70 27 -25.4 -9.2 | 46 19 -13.5 -12.8 10 736 2743 75 24 -23.2 -6.2 | 49 15 -11.3 -9.8 11 710 3048 55 27 -22.1 -15.5 | 28 22 -10.2 -19.1 12 700 3165 60 26 -22.5 -13.0 | 33 20 -10.6 -16.6 13 684 3353 85 15 -14.9 -1.3 | 32 6 -3.1 -4.9 14 634 3962 65 15 -13.6 -6.3 | 10 10 -1.7 -9.9 15 611 4267 65 16 -14.5 -6.8 | 14 11 -2.6 -10.3 16 567 4877 75 15 -14.5 -3.9 | 19 8 -2.6 -7.5 17 546 5182 105 13 -12.6 3.4 | 73 1 -0.7 -0.2 18 500 5890 115 8 -7.3 3.4 | 272 5 4.6 -0.2 19 487 6096 120 7 -6.1 3.5 | 271 6 5.8 -0.1 20 468 6401 135 10 -7.1 7.1 | 234 6 4.8 3.5 21 450 6706 165 5 -1.3 4.8 | 263 11 10.6 1.3 22 432 7010 225 12 8.5 8.5 | 256 21 20.4 4.9 23 400 7600 240 27 23.4 13.5 | 254 37 35.3 9.9 24 399 7620 245 24 21.8 10.1 | 259 34 33.6 6.6 25 367 8230 245 30 27.2 12.7 | 257 40 39.1 9.1 26 338 8839 240 23 19.9 11.5 | 256 33 31.8 7.9 27 311 9449 180 22 0.0 22.0 | 213 22 11.9 18.4 28 300 9710 185 21 1.8 20.9 | 218 22 13.7 17.3 29 261 10668 190 16 2.8 15.8 | 230 19 14.7 12.2 30 250 10970 170 20 -3.5 19.7 | 208 18 8.4 16.1 31 250 10973 170 20 -3.5 19.7 | 208 18 8.4 16.1 32 217 11887 180 25 0.0 25.0 | 209 25 11.9 21.4 33 200 12430 165 36 -9.3 34.8 | 185 31 2.6 31.2 34 198 12497 165 37 -9.6 35.7 | 184 32 2.3 32.2 35 188 12802 165 31 -8.0 29.9 | 188 27 3.9 26.4 36 163 13716 210 19 9.5 16.5 | 239 25 21.4 12.9 37 150 14230 260 32 31.5 5.6 | 267 43 43.4 2.0 38 148 14326 255 25 24.1 6.5 | 265 36 36.0 2.9 39 108 16154 270 50 50.0 -0.0 | 273 62 61.9 -3.6 40 100 16590 240 28 24.2 14.0 | 254 38 36.1 10.4 41 97 16764 240 28 24.2 14.0 | 254 38 36.1 10.4 42 87 17374 265 12 12.0 1.0 | 276 24 23.8 -2.5 43 82 17678 285 25 24.1 -6.5 | 286 37 36.0 -10.0 44 79 17906 245 16 14.5 6.8 | 263 27 26.4 3.2 45 74 18288 180 17 0.0 17.0 | 222 18 11.9 13.4 46 70 18580 115 25 -22.7 10.6 | 123 13 -10.8 7.0 47 70 18593 155 23 -9.7 20.8 | 187 17 2.2 17.3 48 66 18898 115 25 -22.7 10.6 | 123 13 -10.8 7.0 49 60 19507 85 13 -13.0 -1.1 | 13 5 -1.1 -4.7 50 57 19812 80 24 -23.6 -4.2 | 57 14 -11.7 -7.7 51 54 20117 85 8 -8.0 -0.7 | 317 6 3.9 -4.3 52 51 20422 95 12 -12.0 1.0 | 2 3 -0.1 -2.5 53 50 20540 115 32 -29.0 13.5 | 120 20 -17.1 9.9 54 48 20726 110 30 -28.2 10.3 | 112 18 -16.3 6.7 55 46 21031 95 35 -34.9 3.1 | 89 23 -23.0 -0.5 56 42 21641 110 41 -38.5 14.0 | 111 29 -26.6 10.4 57 36 22555 85 60 -59.8 -5.2 | 80 49 -47.9 -8.8 58 34 22860 85 49 -48.8 -4.3 | 78 38 -36.9 -7.8 59 30 23640 90 56 -56.0 0.0 | 85 44 -44.1 -3.6 60 21 25899 90 76 -76.0 0.0 | 87 64 -64.1 -3.6 61 20 26210 85 75 -74.7 -6.5 | 81 64 -62.8 -10.1 62 20 26213 90 76 -76.0 0.0 | 87 64 -64.1 -3.6 63 13 27737 90 61 -61.0 0.0 | 86 49 -49.1 -3.6 64 12 28042 80 42 -41.4 -7.3 | 70 31 -29.5 -10.9 65 11 28346 95 30 -29.9 2.6 | 87 18 -18.0 -1.0 66 10 28956 70 12 -11.3 -4.1 | 355 8 0.6 -7.7 67 8 29566 5 17 -1.5 -16.9 | 333 23 10.4 -20.5 68 8 29870 40 16 -10.3 -12.3 | 354 16 1.6 -15.8 Wind Parameters Mean winds (0-6000m): 76.7 at 16.5 knts Storm direction: 106.7 at 12.4 knts Shear (0-3000m) pos: 1.3 neg: 4.1 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 133.8 deg Storm rel helicity (0-3000m) pos: 40.9 neg: -41.2 tot: -0.3 m^2/s^2 ave: -0.1 10^-3 m/s^2 rel: -0.17 Storm rel vorticity (0-3000m) horiz: 8.3 stream: -1.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.25 Bulk Shear: 18.38 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 ------------------------------------------------------------------------------- 500 122 11 234 4| 0.0 7.2 7.2| 1.1 -5.2 -4.2 -8.3 -0.58| 10.4 -6.1 1000 107 12 256 0| 0.0 5.8 5.8| 1.1 -8.9 -7.9 -7.9 -0.59| 9.7 -5.8 1500 89 14 26 4| 0.0 6.5 6.5| 12.2 -10.7 1.5 1.0 -0.31| 9.6 -3.0 2000 80 16 29 7| 1.0 4.9 5.9| 27.8 -10.7 17.0 8.5 -0.15| 8.2 -1.2 2500 77 18 35 9| 1.5 3.9 5.4| 39.8 -10.7 29.1 11.6 -0.05| 7.7 -0.4 3000 75 19 37 11| 1.3 4.1 5.4| 40.9 -41.2 -0.3 -0.1 -0.17| 8.3 -1.4 4000 73 18 33 11| 1.8 3.5 5.3| 55.6 -49.4 6.2 1.6 -0.13| 9.0 -1.1 5000 73 18 31 10| 2.2 2.8 5.0| 61.1 -49.4 11.7 2.3 -0.08| 8.1 -0.6 6000 77 17 30 8| 2.2 2.3 4.5| 61.7 -49.6 12.1 2.0 -0.07| 7.5 -0.5 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20251203.12.gif