UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 11 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 1008 56 27.8 23.4 77 4.4 24.6 115 11 300.3 303.6 297.4 353.8 18.26 1 1000 125 26.4 22.7 80 3.7 23.7 115 11 299.5 302.8 296.8 351.1 17.63 2 980 303 23.8 22.1 90 1.7 22.6 120 19 298.7 301.8 296.4 349.2 17.34 3 939 676 20.8 20.7 99 0.1 20.8 112 21 299.3 302.3 296.1 347.7 16.59 4 925 807 20.8 16.7 77 4.1 18.0 105 20 300.6 303.0 294.0 338.8 13.04 5 924 816 20.8 16.4 76 4.4 17.8 106 20 300.7 303.0 293.9 338.2 12.80 6 850 1536 16.8 14.6 87 2.2 15.3 110 10 303.7 306.0 294.4 340.6 12.39 7 848 1556 16.6 14.7 89 1.9 15.3 110 10 303.7 306.1 294.6 340.9 12.50 8 797 2085 15.4 6.4 55 9.0 10.0 105 11 307.9 309.3 292.0 331.0 7.58 9 760 2487 12.8 10.2 84 2.6 11.2 90 7 309.3 311.2 294.5 340.8 10.34 10 700 3176 10.2 3.2 62 7.0 6.2 110 12 313.8 315.1 293.2 335.4 6.90 11 696 3224 10.2 0.2 50 10.0 4.8 115 12 314.3 315.4 292.2 331.9 5.58 12 667 3575 8.0 -15.0 18 23.0 -1.1 139 9 315.7 316.0 289.2 321.6 1.79 13 630 4042 3.8 -4.2 56 8.0 -0.2 159 4 316.1 316.9 291.8 330.3 4.45 14 626 4094 3.6 -7.4 44 11.0 -1.4 162 4 316.4 317.1 291.1 327.8 3.50 15 615 4237 3.6 -20.4 15 24.0 -4.7 168 2 318.0 318.3 289.4 322.2 1.23 16 607 4343 3.4 -23.6 12 27.0 -5.3 170 2 319.0 319.2 289.5 322.3 0.94 17 590 4573 2.0 -21.0 16 23.0 -5.8 171 4 320.0 320.2 290.0 324.1 1.21 18 577 4752 0.4 -8.6 51 9.0 -3.7 172 5 320.1 320.8 292.1 331.5 3.46 19 547 5179 -1.1 -32.1 7 31.0 -9.1 174 8 323.3 323.4 290.3 325.0 0.47 20 512 5703 -3.7 -41.7 3 38.0 -11.5 201 8 326.3 326.3 290.9 327.0 0.19 21 505 5812 -4.3 -37.3 6 33.0 -11.7 215 8 326.9 326.9 291.2 328.0 0.31 22 500 5890 -4.9 -34.9 7 30.0 -11.9 225 7 327.1 327.1 291.3 328.5 0.39 23 466 6439 -8.9 -19.9 41 11.0 -12.6 175 6 328.7 329.1 293.0 334.7 1.69 24 432 7020 -12.9 -28.9 25 16.0 -16.9 113 5 330.9 331.0 292.7 333.8 0.81 25 400 7600 -18.3 -27.3 45 9.0 -20.5 50 4 331.2 331.4 293.0 334.9 1.02 26 398 7637 -18.7 -27.7 45 9.0 -20.8 43 4 331.2 331.4 293.0 334.7 0.99 27 386 7864 -20.1 -38.1 18 18.0 -23.1 3 3 332.2 332.3 292.7 333.6 0.37 28 367 8236 -22.7 -44.7 12 22.0 -25.6 296 2 333.6 333.6 292.9 334.4 0.19 29 330 9005 -28.9 -47.9 14 19.0 -30.8 277 23 335.4 335.4 293.3 336.0 0.15 30 300 9680 -32.7 -55.7 8 23.0 -34.4 295 25 339.3 339.3 294.2 339.6 0.07 31 290 9918 -34.5 -59.5 6 25.0 -36.0 303 25 340.0 340.0 294.4 340.2 0.04 32 273 10338 -37.1 -58.1 9 21.0 -38.3 315 29 342.2 342.2 294.9 342.4 0.05 33 250 10940 -42.7 -59.7 14 17.0 -43.5 325 37 342.6 342.6 295.0 342.8 0.05 34 217 11880 -51.1 -65.1 17 14.0 -51.4 330 43 343.7 343.7 295.3 343.9 0.03 35 200 12410 -52.5 -75.5 5 23.0 -52.8 285 30 349.6 349.6 296.5 349.7 0.01 36 195 12573 -52.9 -76.9 4 24.0 -53.2 279 31 351.5 351.5 297.0 351.6 0.01 37 156 13972 -64.3 -77.2 15 12.9 -64.4 280 68 355.3 355.3 297.8 355.3 0.01 38 150 14210 -66.3 -77.3 20 11.0 -66.4 275 65 355.9 355.9 297.9 355.9 0.01 39 144 14457 -68.3 -79.3 19 11.0 -68.4 277 66 356.6 356.6 298.0 356.6 0.01 40 136 14798 -70.9 -75.5 50 4.6 -70.9 269 62 357.8 357.8 298.3 357.9 0.01 41 135 14842 -71.3 -76.0 49 4.7 -71.3 268 61 357.9 357.9 298.3 357.9 0.01 42 125 15295 -73.9 -83.9 20 10.0 -73.9 258 55 361.1 361.1 298.9 361.2 0.00 43 110 16033 -79.1 -84.1 44 5.0 -79.1 250 31 364.8 364.8 299.6 364.8 0.00 44 100 16580 -75.9 -86.9 16 11.0 -75.9 255 22 381.1 381.1 302.4 381.1 0.00 45 77 18062 -82.3 -90.3 24 8.0 -82.3 10 8 397.3 397.3 304.8 397.3 0.00 46 72 18440 -78.5 -89.5 15 11.0 -78.6 346 7 413.1 413.1 306.9 413.1 0.00 47 70 18600 -78.7 -89.7 15 11.0 -78.7 290 11 416.0 416.0 307.2 416.0 0.00 48 61 19387 -77.5 -88.5 15 11.0 -77.6 202 17 435.4 435.4 309.4 435.4 0.00 49 59 19578 -78.7 -89.7 15 11.0 -78.7 204 14 436.9 436.9 309.6 436.9 0.00 50 55 19980 -76.5 -90.5 9 14.0 -76.6 196 10 450.8 450.8 310.9 450.8 0.00 51 53 20196 -71.5 -89.5 5 18.0 -71.6 133 12 467.1 467.1 312.4 467.2 0.00 52 50 20540 -72.5 -90.5 5 18.0 -72.6 85 29 472.6 472.6 312.8 472.7 0.00 53 44 21299 -68.1 -91.1 2 23.0 -68.3 76 35 501.0 501.0 315.0 501.0 0.00 54 40 21869 -69.3 -91.3 3 22.0 -69.5 87 47 511.8 511.8 315.8 511.8 0.00 55 34 22850 -64.3 -91.3 1 27.0 -64.8 88 52 549.3 549.3 318.1 549.3 0.00 56 33 23032 -65.1 -92.1 1 27.0 -65.5 89 48 551.9 551.9 318.2 551.9 0.00 57 30 23620 -59.9 -89.9 1 30.0 -60.8 90 60 581.3 581.3 319.8 581.4 0.00 58 26 24513 -59.1 -89.1 1 30.0 -60.3 90 64 607.9 607.9 321.0 607.9 0.01 59 20 26190 -49.9 -84.9 1 35.0 -53.4 90 72 683.4 683.4 323.9 683.5 0.01 60 15 28080 -47.7 -84.7 1 37.0 -52.8 86 43 749.4 749.4 325.9 749.5 0.02 61 15 28080 -48.1 -84.1 1 36.0 -53.0 86 43 748.0 748.0 325.9 748.2 0.02 TRP 110 16033 -79.1 -84.1 44 5.0 -79.1 250 31 364.8 364.8 299.6 364.8 0.00 WND 156 13972 -64.3 -77.2 15 12.9 -64.4 280 68 355.3 355.3 297.8 355.3 0.01 Sounding variables and indices 1000-500 mb thick: 5765.00 m Freezing level: 569.00 mb = 4865.85 m = 15963.87 ft Wetbulb zero: 672.41 mb = 3508.64 m = 11511.14 ft Precipitable water: 1.69 inches Sfc-500 mean rel hum: 52.26 % Est. max temperature: 30.94 C = 87.70 F Sfc-Lift cond lev (LCL): 945.95 mb = 612.09 m = 2008.14 ft T: 21.32 C 700-500 lapse rate: 5.56 C/km ThetaE index: 19.19 C Layer 700.0- 630.0 mb Conv cond level (CCL): 900.30 mb = 1040.42 m = 3413.41 ft Mean mixing ratio: 16.08 g/kg Conv temperature: 29.17 C = 84.51 F Cap Strength: 0.86 C Lifted Index: -0.70 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.46 C Lifted Index @700 mb: 0.57 C Showalter Index: 1.64 C Risk: Showers probable Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 19.50 C K Index: 29.30 Risk: 40-60 % chance of thunderstorms Sweat Index: 202.20 Risk: None Energy Index: -2.24 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 664.21 J/kg Max Up Vert Vel: 36.45 m/s Conv Inhibition (B-): 11.68 J/kg Cap Strength: 0.81 C Lift Cond Lev (LCL): 927.88 mb = 779.98 m = 2558.97 ft Lev Free Conv (LFC): 852.88 mb = 1506.84 m = 4943.62 ft Equ Level (EL): 832.88 mb = 1709.38 m = 5608.13 ft B at Equ Level: 10.38 J/kg Max Parcel Lev (MPL): 772.88 mb = 2344.52 m = 7691.89 ft Wind level data Storm motion: 154 at 7 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 1008 56 115 11 -10.0 4.6 | 74 7 -6.8 -1.9 1 1000 125 115 11 -10.0 4.6 | 74 7 -6.8 -1.9 2 980 305 120 19 -16.5 9.5 | 102 14 -13.3 2.9 3 946 610 115 22 -19.9 9.3 | 99 17 -16.8 2.7 4 925 807 105 20 -19.3 5.2 | 85 16 -16.2 -1.4 5 914 914 115 18 -16.3 7.6 | 94 13 -13.1 1.0 6 882 1219 100 11 -10.8 1.9 | 59 9 -7.7 -4.7 7 851 1524 100 10 -9.8 1.7 | 54 8 -6.7 -4.8 8 850 1536 110 10 -9.4 3.4 | 63 7 -6.2 -3.2 9 792 2134 105 11 -10.6 2.8 | 63 8 -7.5 -3.7 10 764 2438 90 7 -7.0 0.0 | 30 8 -3.8 -6.6 11 711 3048 95 10 -10.0 0.9 | 50 9 -6.8 -5.7 12 700 3176 110 12 -11.3 4.1 | 73 8 -8.1 -2.5 13 685 3353 130 11 -8.4 7.1 | 95 5 -5.3 0.5 14 611 4267 170 2 -0.3 2.0 | 329 5 2.8 -4.6 15 526 5486 175 10 -0.9 10.0 | 214 4 2.3 3.4 16 500 5890 225 7 4.9 4.9 | 281 8 8.1 -1.6 17 487 6096 210 7 3.5 6.1 | 274 7 6.7 -0.5 18 400 7600 50 4 -3.1 -2.6 | 359 9 0.1 -9.2 19 367 8230 295 2 1.8 -0.8 | 326 9 5.0 -7.4 20 352 8534 270 10 10.0 -0.0 | 297 15 13.2 -6.6 21 310 9449 285 36 34.8 -9.3 | 293 41 37.9 -15.9 22 300 9680 295 25 22.7 -10.6 | 304 31 25.8 -17.1 23 297 9754 295 24 21.8 -10.1 | 304 30 24.9 -16.7 24 284 10058 310 25 19.2 -16.1 | 315 32 22.3 -22.7 25 250 10940 325 37 21.2 -30.3 | 327 44 24.4 -36.9 26 217 11887 330 43 21.5 -37.2 | 331 50 24.7 -43.8 27 200 12410 285 30 29.0 -7.8 | 294 35 32.1 -14.3 28 197 12497 280 30 29.5 -5.2 | 290 35 32.7 -11.8 29 188 12802 275 33 32.9 -2.9 | 285 37 36.0 -9.5 30 156 13972 280 68 67.0 -11.8 | 285 73 70.1 -18.4 31 150 14210 275 65 64.8 -5.7 | 280 69 67.9 -12.2 32 147 14326 280 68 67.0 -11.8 | 285 73 70.1 -18.4 33 113 15850 245 47 42.6 19.9 | 254 48 45.8 13.3 34 110 16033 250 31 29.1 10.6 | 263 33 32.3 4.0 35 100 16580 255 22 21.3 5.7 | 272 24 24.4 -0.9 36 97 16764 255 24 23.2 6.2 | 271 26 26.3 -0.4 37 92 17069 255 17 16.4 4.4 | 276 20 19.6 -2.2 38 87 17374 280 20 19.7 -3.5 | 294 25 22.9 -10.1 39 74 18288 40 4 -2.6 -3.1 | 356 10 0.6 -9.6 40 70 18600 290 11 10.3 -3.8 | 307 17 13.5 -10.3 41 66 18898 250 15 14.1 5.1 | 275 17 17.3 -1.5 42 63 19202 230 18 13.8 11.6 | 254 18 17.0 5.0 43 60 19507 185 16 1.4 15.9 | 206 10 4.6 9.4 44 57 19812 260 10 9.8 1.7 | 290 14 13.0 -4.8 45 54 20117 150 10 -5.0 8.7 | 139 3 -1.8 2.1 46 51 20422 90 16 -16.0 0.0 | 63 14 -12.8 -6.6 47 50 20540 85 29 -28.9 -2.5 | 70 27 -25.7 -9.1 48 48 20726 75 24 -23.2 -6.2 | 57 24 -20.0 -12.8 49 46 21031 85 29 -28.9 -2.5 | 70 27 -25.7 -9.1 50 44 21336 75 36 -34.8 -9.3 | 63 35 -31.6 -15.9 51 38 22250 95 55 -54.8 4.8 | 88 52 -51.6 -1.8 52 36 22555 85 60 -59.8 -5.2 | 78 58 -56.6 -11.8 53 32 23165 90 45 -45.0 0.0 | 81 42 -41.8 -6.6 54 30 23620 90 60 -60.0 0.0 | 83 57 -56.8 -6.6 55 20 26190 90 72 -72.0 0.0 | 85 69 -68.8 -6.6 56 20 26213 90 73 -73.0 0.0 | 85 70 -69.8 -6.6 57 13 27737 85 31 -30.9 -2.7 | 71 29 -27.7 -9.3 58 12 28042 100 22 -21.7 3.8 | 82 19 -18.5 -2.8 59 11 28346 95 19 -18.9 1.7 | 73 17 -15.8 -4.9 Wind Parameters Mean winds (0-6000m): 124.3 at 9.7 knts Storm direction: 154.3 at 7.3 knts Shear (0-3000m) pos: 1.5 neg: 1.9 tot: 3.3 10-3/s Storm rel Dir Shear (0-3000m): -22.8 deg Storm rel helicity (0-3000m) pos: 22.5 neg: -43.4 tot: -20.9 m^2/s^2 ave: -7.0 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -0.9 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 89.79 Bulk Shear: 7.40 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 ------------------------------------------------------------------------------- 500 118 17 96 12| 10.8 0.0 10.8| 12.2 -2.3 10.0 19.9 0.38| 11.2 4.3 1000 114 18 94 13| 5.4 3.7 9.1| 13.8 -23.3 -9.5 -9.5 -0.04| 10.7 -0.4 1500 112 16 86 12| 2.0 2.5 4.5| 16.0 -33.9 -18.0 -12.0 -0.14| 9.4 -1.4 2000 111 14 82 10| 1.5 1.7 3.3| 16.1 -34.0 -17.9 -8.9 -0.14| 7.4 -1.0 2500 109 13 77 10| 1.2 2.2 3.4| 17.0 -43.4 -26.4 -10.5 -0.24| 6.9 -1.6 3000 107 13 72 9| 1.5 1.9 3.3| 22.5 -43.4 -20.9 -7.0 -0.15| 6.2 -0.9 4000 111 12 73 8| 1.0 1.4 2.3| 34.4 -44.5 -10.1 -2.5 -0.05| 6.7 -0.3 5000 115 10 69 6| 1.1 1.1 2.2| 34.6 -47.6 -13.0 -2.6 -0.11| 6.1 -0.6 6000 124 10 77 5| 1.0 0.9 1.9| 44.5 -50.0 -5.5 -0.9 -0.03| 6.0 -0.2 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20251211.12.gif