UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025112712.upa.cvt Date: 1200Z 27 NOV 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 27 NOV 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 28.2 22.2 70 6.0 23.9 110 5 300.7 303.8 296.7 350.4 16.95 1 1000 127 26.6 21.8 75 4.8 23.2 115 12 299.8 302.8 296.3 348.5 16.66 2 961 477 22.2 20.8 92 1.4 21.2 110 18 298.7 301.7 295.8 346.2 16.30 3 925 809 20.2 18.1 88 2.1 18.8 105 23 300.0 302.6 294.7 341.7 14.27 4 867 1366 16.8 14.7 87 2.1 15.4 93 25 302.0 304.3 293.9 338.1 12.22 5 850 1536 17.2 11.2 68 6.0 13.4 90 25 304.2 306.0 292.7 333.7 9.88 6 811 1936 16.2 6.2 51 10.0 10.3 98 23 307.2 308.6 291.6 329.6 7.35 7 799 2062 16.4 0.4 34 16.0 7.8 103 22 308.7 309.7 290.0 324.0 4.93 8 749 2610 14.6 -12.4 14 27.0 3.1 116 12 312.5 312.9 288.4 319.0 1.97 9 700 3176 9.4 -7.6 29 17.0 1.6 90 11 312.9 313.5 289.6 322.8 3.08 10 689 3307 8.4 -8.6 29 17.0 0.8 76 12 313.2 313.8 289.5 322.5 2.90 11 604 4381 2.8 -28.2 8 31.0 -6.1 56 13 318.8 318.9 289.0 320.9 0.62 12 595 4502 3.6 -30.4 6 34.0 -6.0 76 17 321.1 321.2 289.6 322.9 0.51 13 500 5890 -4.7 -39.7 5 35.0 -12.1 75 21 327.3 327.4 291.2 328.2 0.24 14 454 6640 -10.3 -38.3 8 28.0 -15.9 34 13 329.5 329.5 291.9 330.6 0.31 15 435 6969 -9.9 -44.9 4 35.0 -16.1 77 11 334.0 334.0 293.0 334.6 0.16 16 400 7610 -14.1 -42.1 7 28.0 -19.1 165 15 336.7 336.7 293.7 337.6 0.24 17 371 8176 -18.3 -42.3 10 24.0 -22.2 161 13 338.4 338.5 294.1 339.4 0.25 18 360 8401 -18.7 -48.7 5 30.0 -22.8 150 14 340.8 340.8 294.6 341.3 0.13 19 300 9730 -29.5 -53.5 8 24.0 -31.6 245 18 343.8 343.8 295.3 344.2 0.09 20 254 10901 -39.3 -59.3 10 20.0 -40.4 251 20 346.1 346.1 295.8 346.3 0.05 21 250 11010 -40.3 -60.3 10 20.0 -41.3 250 20 346.2 346.2 295.8 346.3 0.05 22 200 12490 -52.7 -67.7 15 15.0 -53.0 245 27 349.3 349.3 296.5 349.4 0.02 23 190 12818 -55.5 -68.5 18 13.0 -55.7 243 28 350.0 350.0 296.7 350.1 0.02 24 152 14200 -67.1 -73.1 42 6.0 -67.1 249 29 353.2 353.2 297.3 353.2 0.01 25 150 14280 -67.5 -73.5 42 6.0 -67.5 255 28 353.8 353.8 297.4 353.9 0.01 26 142 14607 -69.9 -76.9 35 7.0 -69.9 260 28 355.2 355.2 297.7 355.2 0.01 27 104 16409 -80.5 -87.5 30 7.0 -80.5 245 21 368.0 368.0 300.2 368.0 0.00 28 100 16630 -79.9 -87.9 25 8.0 -79.9 285 29 373.4 373.4 301.1 373.4 0.00 29 84 17602 -85.9 -90.1 46 4.2 -85.9 295 10 380.3 380.3 302.3 380.3 0.00 30 77 18084 -82.3 -89.3 29 7.0 -82.3 347 11 397.3 397.3 304.8 397.3 0.00 31 75 18233 -77.3 -87.3 19 10.0 -77.3 50 13 410.8 410.8 306.6 410.8 0.00 32 70 18630 -76.3 -87.3 16 11.0 -76.3 280 18 421.2 421.2 307.9 421.2 0.00 33 68 18797 -76.3 -87.3 16 11.0 -76.3 274 18 424.7 424.7 308.3 424.7 0.00 34 60 19516 -77.1 -89.1 13 12.0 -77.1 279 22 438.3 438.3 309.7 438.4 0.00 35 50 20570 -73.7 -90.7 6 17.0 -73.8 105 25 469.8 469.8 312.6 469.8 0.00 36 30 23630 -64.1 -92.1 1 28.0 -64.7 90 65 569.9 569.9 319.2 569.9 0.00 37 26 24517 -58.7 -90.0 1 31.2 -60.0 90 77 608.9 608.9 321.0 608.9 0.00 38 22 25582 -52.5 -87.5 1 35.0 -55.1 90 76 657.3 657.3 323.0 657.4 0.01 TRP 84 17602 -85.9 -90.1 46 4.2 -85.9 295 10 380.3 380.3 302.3 380.3 0.00 WND 26 24517 -58.7 -90.0 1 31.2 -60.0 90 77 608.9 608.9 321.0 608.9 0.00 Sounding variables and indices 1000-500 mb thick: 5763.00 m Freezing level: 553.80 mb = 5104.12 m = 16745.59 ft Wetbulb zero: 679.39 mb = 3421.27 m = 11224.49 ft Precipitable water: 1.28 inches Sfc-500 mean rel hum: 35.55 % Est. max temperature: 30.69 C = 87.25 F Sfc-Lift cond lev (LCL): 924.16 mb = 816.80 m = 2679.77 ft T: 20.15 C 700-500 lapse rate: 5.20 C/km ThetaE index: 31.44 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 908.23 mb = 966.46 m = 3170.78 ft Mean mixing ratio: 15.62 g/kg Conv temperature: 28.09 C = 82.56 F Cap Strength: 2.74 C Lifted Index: 0.03 C Risk: Showers probable Lifted Index @300 mb: 1.53 C Lifted Index @700 mb: 0.18 C Showalter Index: 4.83 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 15.90 C K Index: 16.10 Risk: < 20 % chance of thunderstorms Sweat Index: 205.40 Risk: None Energy Index: -0.88 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 42.20 J/kg Max Up Vert Vel: 9.19 m/s Conv Inhibition (B-): 4.41 J/kg Cap Strength: 2.74 C Lift Cond Lev (LCL): 922.04 mb = 836.60 m = 2744.72 ft Lev Free Conv (LFC): 887.04 mb = 1169.74 m = 3837.69 ft Equ Level (EL): 857.04 mb = 1465.39 m = 4807.64 ft B at Equ Level: 6.98 J/kg Max Parcel Lev (MPL): 827.04 mb = 1769.00 m = 5803.75 ft Wind level data Storm motion: 121 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 1008 56 110 5 -4.7 1.7 | 309 7 5.7 -4.6 1 1000 127 115 12 -10.9 5.1 | 21 1 -0.5 -1.3 2 980 305 110 15 -14.1 5.1 | 72 4 -3.7 -1.2 3 946 610 110 20 -18.8 6.8 | 93 8 -8.4 0.5 4 925 809 105 23 -22.2 6.0 | 88 12 -11.8 -0.4 5 914 914 100 24 -23.6 4.2 | 81 13 -13.3 -2.2 6 851 1524 90 26 -26.0 0.0 | 68 17 -15.6 -6.3 7 850 1536 90 25 -25.0 0.0 | 67 16 -14.6 -6.3 8 821 1829 95 24 -23.9 2.1 | 73 14 -13.5 -4.2 9 792 2134 105 21 -20.3 5.4 | 85 10 -9.9 -0.9 10 764 2438 130 12 -9.2 7.7 | 221 2 1.2 1.4 11 737 2743 105 12 -11.6 3.1 | 21 3 -1.2 -3.2 12 711 3048 100 11 -10.8 1.9 | 6 4 -0.4 -4.4 13 700 3176 90 11 -11.0 0.0 | 6 6 -0.6 -6.3 14 685 3353 70 12 -11.3 -4.1 | 5 10 -0.9 -10.4 15 635 3962 50 5 -3.8 -3.2 | 326 12 6.6 -9.5 16 611 4267 40 9 -5.8 -6.9 | 341 14 4.6 -13.2 17 589 4572 90 20 -20.0 0.0 | 57 12 -9.6 -6.3 18 567 4877 80 21 -20.7 -3.6 | 46 14 -10.3 -10.0 19 546 5182 75 13 -12.6 -3.4 | 13 10 -2.2 -9.7 20 526 5486 95 13 -13.0 1.1 | 26 6 -2.6 -5.2 21 500 5890 75 21 -20.3 -5.4 | 40 15 -9.9 -11.8 22 487 6096 65 20 -18.1 -8.5 | 28 17 -7.7 -14.8 23 450 6706 30 12 -6.0 -10.4 | 345 17 4.4 -16.7 24 416 7315 140 10 -6.4 7.7 | 251 4 4.0 1.3 25 400 7610 165 15 -3.9 14.5 | 219 10 6.5 8.2 26 383 7925 165 15 -3.9 14.5 | 219 10 6.5 8.2 27 368 8230 160 13 -4.4 12.2 | 225 8 5.9 5.9 28 353 8534 140 14 -9.0 10.7 | 197 5 1.4 4.4 29 339 8839 160 15 -5.1 14.1 | 214 9 5.3 7.8 30 325 9144 215 10 5.7 8.2 | 263 16 16.1 1.9 31 300 9730 245 18 16.3 7.6 | 267 27 26.7 1.3 32 286 10058 260 19 18.7 3.3 | 276 29 29.1 -3.0 33 250 11010 250 20 18.8 6.8 | 269 29 29.2 0.5 34 229 11582 235 21 17.2 12.0 | 258 28 27.6 5.7 35 200 12490 245 27 24.5 11.4 | 262 35 34.9 5.1 36 156 14021 235 30 24.6 17.2 | 253 37 35.0 10.9 37 150 14280 255 28 27.0 7.2 | 269 37 37.4 0.9 38 134 14935 265 29 28.9 2.5 | 276 39 39.3 -3.8 39 114 15850 250 35 32.9 12.0 | 263 44 43.3 5.6 40 103 16459 245 20 18.1 8.5 | 266 29 28.5 2.1 41 100 16630 285 29 28.0 -7.5 | 290 41 38.4 -13.8 42 98 16764 285 29 28.0 -7.5 | 290 41 38.4 -13.8 43 84 17602 295 10 9.1 -4.2 | 298 22 19.4 -10.6 44 83 17678 280 13 12.8 -2.3 | 290 25 23.2 -8.6 45 79 17983 300 10 8.7 -5.0 | 301 22 19.0 -11.3 46 74 18288 70 13 -12.2 -4.4 | 10 11 -1.8 -10.8 47 70 18593 5 19 -1.7 -18.9 | 341 27 8.7 -25.3 48 70 18630 280 18 17.7 -3.1 | 289 30 28.1 -9.5 49 67 18898 270 18 18.0 -0.0 | 283 29 28.4 -6.3 50 60 19507 280 22 21.7 -3.8 | 288 34 32.1 -10.2 51 57 19812 255 24 23.2 6.2 | 270 34 33.6 -0.1 52 54 20117 225 15 10.6 10.6 | 258 21 21.0 4.3 53 51 20422 130 11 -8.4 7.1 | 249 2 2.0 0.7 54 50 20570 105 25 -24.1 6.5 | 91 14 -13.8 0.1 55 49 20726 100 13 -12.8 2.3 | 31 5 -2.4 -4.1 56 44 21336 115 34 -30.8 14.4 | 111 22 -20.4 8.0 57 42 21641 90 53 -53.0 0.0 | 82 43 -42.6 -6.3 58 38 22250 90 61 -61.0 0.0 | 83 51 -50.6 -6.3 59 34 22860 85 54 -53.8 -4.7 | 76 45 -43.4 -11.0 60 30 23630 90 65 -65.0 0.0 | 83 55 -54.6 -6.3 61 26 24517 90 77 -77.0 0.0 | 85 67 -66.6 -6.3 62 25 24689 90 77 -77.0 0.0 | 85 67 -66.6 -6.3 63 20 25603 90 75 -75.0 0.0 | 84 65 -64.6 -6.3 Wind Parameters Mean winds (0-6000m): 91.4 at 16.2 knts Storm direction: 121.4 at 12.2 knts Shear (0-3000m) pos: 2.7 neg: 3.7 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 56.8 deg Storm rel helicity (0-3000m) pos: 27.5 neg: -22.9 tot: 4.6 m^2/s^2 ave: 1.5 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 2.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 10.56 Bulk Shear: 4.00 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 ------------------------------------------------------------------------------- 500 111 15 71 3| 0.0 14.5 14.5| 6.4 0.0 6.4 12.9 0.64| 16.4 10.5 1000 107 19 82 7| 0.0 10.1 10.1| 6.6 -10.2 -3.5 -3.5 0.31| 12.1 3.7 1500 101 21 77 10| 0.0 7.0 7.0| 6.6 -21.9 -15.2 -10.2 0.16| 9.5 1.5 2000 100 22 76 11| 1.5 5.2 6.7| 18.9 -21.9 -3.0 -1.5 0.23| 8.6 2.0 2500 102 20 77 10| 3.2 4.2 7.4| 27.4 -21.9 5.6 2.2 0.36| 10.1 3.6 3000 102 19 74 8| 2.7 3.7 6.4| 27.5 -22.9 4.6 1.5 0.32| 9.2 2.9 4000 98 16 55 7| 2.0 2.4 4.4| 31.0 -45.3 -14.2 -3.6 0.16| 8.8 1.4 5000 94 16 48 8| 1.0 1.9 2.8| 90.8 -64.1 26.7 5.3 0.24| 9.8 2.4 6000 91 16 44 8| 1.1 2.4 3.5| 97.5 -83.2 14.3 2.4 0.19| 9.8 1.8 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20251127.12.gif