UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 6 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 28.4 22.4 70 6.0 24.0 120 10 300.9 304.0 296.9 351.3 17.16 1 1000 128 26.2 21.2 74 5.0 22.6 110 16 299.4 302.3 295.8 346.2 16.05 2 981 297 23.8 20.5 82 3.3 21.5 110 20 298.6 301.4 295.3 344.1 15.66 3 938 688 20.2 18.6 91 1.6 19.1 108 21 298.8 301.4 294.6 341.1 14.53 4 925 809 19.6 17.2 86 2.4 17.9 105 20 299.4 301.8 294.0 338.6 13.47 5 890 1140 17.8 13.8 77 4.0 15.2 107 20 300.8 302.9 292.7 333.8 11.21 6 850 1535 19.0 1.0 30 18.0 9.3 110 18 306.0 307.0 289.0 320.9 4.84 7 835 1688 19.0 1.0 30 18.0 9.2 106 20 307.6 308.5 289.6 322.8 4.93 8 801 2044 16.6 9.6 63 7.0 12.2 97 23 308.7 310.5 293.7 337.4 9.41 9 738 2738 13.6 -1.4 35 15.0 5.7 85 25 312.8 313.7 291.0 327.5 4.68 10 700 3181 10.2 -10.8 22 21.0 1.1 95 16 313.8 314.2 289.2 321.6 2.39 11 698 3205 10.0 -11.0 22 21.0 0.9 97 16 313.8 314.3 289.2 321.5 2.36 12 629 4058 3.8 -13.2 28 17.0 -3.0 65 13 316.2 316.6 289.8 323.5 2.20 13 584 4656 0.0 -20.0 21 20.0 -6.8 67 13 318.6 318.8 289.7 323.1 1.34 14 568 4878 0.8 -37.2 4 38.0 -8.2 75 17 322.1 322.1 289.7 323.1 0.28 15 500 5890 -4.9 -39.9 4 35.0 -12.2 205 5 327.1 327.1 291.2 328.0 0.24 16 470 6375 -7.5 -44.5 3 37.0 -14.3 246 2 329.7 329.7 291.8 330.3 0.16 17 400 7610 -17.1 -43.1 8 26.0 -21.2 250 6 332.8 332.8 292.7 333.6 0.21 18 361 8370 -23.1 -46.1 10 23.0 -26.0 262 9 334.6 334.7 293.2 335.3 0.17 19 336 8892 -26.3 -44.3 17 18.0 -28.5 268 10 337.2 337.3 293.9 338.1 0.22 20 300 9700 -33.1 -46.1 26 13.0 -34.4 270 11 338.7 338.8 294.2 339.5 0.20 21 293 9865 -34.5 -47.5 26 13.0 -35.7 259 11 339.0 339.1 294.3 339.7 0.18 22 267 10505 -38.9 -58.9 10 20.0 -39.9 197 12 341.7 341.8 294.8 342.0 0.05 23 250 10950 -42.9 -48.9 52 6.0 -43.3 190 12 342.3 342.3 295.0 343.0 0.18 24 243 11141 -44.7 -48.0 69 3.3 -44.9 183 12 342.4 342.4 295.1 343.2 0.20 25 204 12293 -53.5 -63.5 28 10.0 -53.7 190 35 346.1 346.1 295.8 346.2 0.04 26 200 12420 -54.7 -63.7 32 9.0 -54.9 190 38 346.1 346.2 295.8 346.3 0.04 27 178 13152 -61.3 -64.8 63 3.5 -61.4 184 40 347.1 347.1 296.0 347.2 0.04 28 172 13363 -62.9 -70.9 33 8.0 -63.0 181 39 347.8 347.8 296.2 347.9 0.02 29 160 13803 -66.3 -76.3 23 10.0 -66.4 177 37 349.4 349.4 296.5 349.4 0.01 30 154 14033 -68.1 -74.1 42 6.0 -68.1 182 36 350.1 350.1 296.7 350.2 0.01 31 150 14190 -69.1 -76.1 36 7.0 -69.1 185 36 351.1 351.1 296.8 351.1 0.01 32 147 14310 -70.1 -78.1 30 8.0 -70.1 189 37 351.4 351.4 296.9 351.4 0.01 33 115 15756 -74.1 -84.1 20 10.0 -74.1 225 14 369.5 369.5 300.5 369.5 0.00 34 101 16503 -79.3 -87.3 26 8.0 -79.3 210 14 373.4 373.4 301.2 373.5 0.00 35 100 16560 -79.3 -87.3 26 8.0 -79.3 185 13 374.5 374.5 301.4 374.5 0.00 36 86 17416 -80.1 -89.1 21 9.0 -80.1 108 9 389.4 389.4 303.7 389.4 0.00 37 70 18590 -77.5 -88.5 15 11.0 -77.6 105 13 418.6 418.6 307.6 418.6 0.00 38 65 19016 -77.5 -89.5 13 12.0 -77.6 95 13 427.5 427.6 308.6 427.6 0.00 39 63 19197 -74.5 -88.5 10 14.0 -74.6 80 13 438.0 438.0 309.7 438.0 0.00 40 58 19677 -76.3 -89.3 11 13.0 -76.3 342 21 444.4 444.4 310.3 444.4 0.00 41 53 20205 -71.1 -90.1 4 19.0 -71.2 53 12 468.1 468.1 312.5 468.1 0.00 42 50 20550 -71.9 -90.9 4 19.0 -72.0 95 33 474.1 474.1 313.0 474.1 0.00 43 49 20669 -72.3 -91.3 4 19.0 -72.4 102 33 475.9 475.9 313.1 475.9 0.00 44 30 23640 -59.7 -90.7 1 31.0 -60.7 85 54 581.9 581.9 319.8 581.9 0.00 45 22 25608 -54.3 -87.3 1 33.0 -56.5 91 67 651.9 652.0 322.7 652.0 0.01 46 21 25906 -55.1 -88.1 1 33.0 -57.2 93 71 658.3 658.3 323.0 658.3 0.01 47 20 26220 -52.8 -86.7 1 34.0 -55.5 95 75 674.7 674.7 323.6 674.8 0.01 48 19 26553 -50.3 -85.3 1 35.0 -53.8 95 75 692.3 692.3 324.2 692.4 0.01 49 17 27276 -52.1 -86.1 1 34.0 -55.4 92 72 708.9 708.9 324.7 709.0 0.01 50 15 28096 -46.9 -84.9 1 38.0 -52.3 89 67 752.0 752.0 326.0 752.2 0.02 TRP 101 16503 -79.3 -87.3 26 8.0 -79.3 210 14 373.4 373.4 301.2 373.5 0.00 WND 20 26220 -52.8 -86.7 1 34.0 -55.5 95 75 674.7 674.7 323.6 674.8 0.01 Sounding variables and indices 1000-500 mb thick: 5762.00 m Freezing level: 558.46 mb = 5020.07 m = 16469.84 ft Wetbulb zero: 681.81 mb = 3397.08 m = 11145.16 ft Precipitable water: 1.28 inches Sfc-500 mean rel hum: 37.20 % Est. max temperature: 32.52 C = 90.54 F Sfc-Lift cond lev (LCL): 924.21 mb = 816.39 m = 2678.40 ft T: 19.56 C 700-500 lapse rate: 5.57 C/km ThetaE index: 30.39 C Layer 1000.0- 835.0 mb Conv cond level (CCL): 898.20 mb = 1061.57 m = 3482.81 ft Mean mixing ratio: 14.81 g/kg Conv temperature: 28.00 C = 82.40 F Cap Strength: 3.86 C Lifted Index: 0.94 C Risk: Showers probable Lifted Index @300 mb: -0.37 C Lifted Index @700 mb: 1.80 C Showalter Index: 11.02 C Risk: None Total Totals Index: 29.80 C Risk: None Vertical Totals Index: 23.90 C Cross Totals Index: 5.90 C K Index: 3.90 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 1.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 67.21 J/kg Max Up Vert Vel: 11.59 m/s Conv Inhibition (B-): 223.58 J/kg Cap Strength: 3.80 C Lift Cond Lev (LCL): 916.80 mb = 885.48 m = 2905.09 ft Lev Free Conv (LFC): 631.80 mb = 4021.51 m = 13193.77 ft Equ Level (EL): 571.80 mb = 4824.61 m = 15828.60 ft B at Equ Level: 18.86 J/kg Max Parcel Lev (MPL): 531.80 mb = 5400.63 m = 17718.40 ft Wind level data Storm motion: 122 at 13 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 56 120 10 -8.7 5.0 | 310 3 2.5 -2.1 1 1000 128 110 16 -15.0 5.5 | 68 4 -3.9 -1.6 2 980 305 110 20 -18.8 6.8 | 88 8 -7.6 -0.2 3 946 610 110 21 -19.7 7.2 | 91 9 -8.6 0.1 4 925 809 105 20 -19.3 5.2 | 77 8 -8.2 -1.9 5 914 914 105 20 -19.3 5.2 | 77 8 -8.2 -1.9 6 851 1524 110 20 -18.8 6.8 | 88 8 -7.6 -0.2 7 850 1535 110 18 -16.9 6.2 | 81 6 -5.8 -0.9 8 792 2134 95 24 -23.9 2.1 | 69 14 -12.8 -5.0 9 764 2438 95 24 -23.9 2.1 | 69 14 -12.8 -5.0 10 737 2743 85 25 -24.9 -2.2 | 56 17 -13.7 -9.2 11 711 3048 85 16 -15.9 -1.4 | 29 10 -4.8 -8.5 12 700 3181 95 16 -15.9 1.4 | 40 7 -4.8 -5.7 13 685 3353 110 17 -16.0 5.8 | 75 5 -4.8 -1.3 14 660 3658 65 12 -10.9 -5.1 | 359 12 0.3 -12.1 15 612 4267 65 14 -12.7 -5.9 | 7 13 -1.5 -13.0 16 589 4572 65 12 -10.9 -5.1 | 359 12 0.3 -12.1 17 546 5182 85 23 -22.9 -2.0 | 52 15 -11.8 -9.1 18 506 5791 75 10 -9.7 -2.6 | 351 10 1.5 -9.7 19 500 5890 205 5 2.1 4.5 | 281 14 13.3 -2.5 20 487 6096 215 7 4.0 5.7 | 275 15 15.2 -1.3 21 468 6401 250 1 0.9 0.3 | 299 14 12.1 -6.7 22 432 7010 240 10 8.7 5.0 | 276 20 19.8 -2.1 23 400 7610 250 6 5.6 2.1 | 287 18 16.8 -5.0 24 383 7925 265 10 10.0 0.9 | 286 22 21.1 -6.2 25 367 8230 260 9 8.9 1.6 | 285 21 20.0 -5.5 26 311 9449 275 11 11.0 -1.0 | 290 24 22.1 -8.0 27 300 9700 270 11 11.0 -0.0 | 288 23 22.2 -7.1 28 298 9754 270 11 11.0 -0.0 | 288 23 22.2 -7.1 29 260 10668 180 12 0.0 12.0 | 246 12 11.2 4.9 30 250 10950 190 12 2.1 11.8 | 250 14 13.2 4.7 31 249 10973 175 13 -1.1 13.0 | 240 12 10.0 5.9 32 238 11278 190 12 2.1 11.8 | 250 14 13.2 4.7 33 200 12420 190 38 6.6 37.4 | 210 35 17.8 30.4 34 188 12802 190 41 7.1 40.4 | 209 38 18.3 33.3 35 162 13716 175 37 -3.2 36.9 | 195 31 7.9 29.8 36 150 14190 185 36 3.1 35.9 | 206 32 14.3 28.8 37 147 14326 190 37 6.4 36.4 | 211 34 17.6 29.4 38 139 14630 175 30 -2.6 29.9 | 201 24 8.5 22.8 39 125 15240 190 17 3.0 16.7 | 236 17 14.1 9.7 40 119 15545 230 15 11.5 9.6 | 264 23 22.6 2.6 41 107 16154 215 13 7.5 10.6 | 259 19 18.6 3.6 42 102 16459 245 13 11.8 5.5 | 274 23 22.9 -1.6 43 101 16503 210 14 7.0 12.1 | 254 19 18.2 5.1 44 100 16560 185 13 1.1 13.0 | 244 14 12.3 5.9 45 96 16764 195 14 3.6 13.5 | 246 16 14.8 6.5 46 91 17069 145 14 -8.0 11.5 | 215 5 3.1 4.4 47 82 17678 80 5 -4.9 -0.9 | 322 10 6.2 -7.9 48 78 17983 85 19 -18.9 -1.7 | 42 12 -7.8 -8.7 49 74 18288 105 18 -17.4 4.7 | 69 7 -6.2 -2.4 50 70 18590 105 13 -12.6 3.4 | 21 4 -1.4 -3.7 51 70 18593 90 17 -17.0 0.0 | 40 9 -5.8 -7.1 52 66 18898 105 13 -12.6 3.4 | 21 4 -1.4 -3.7 53 63 19202 80 13 -12.8 -2.3 | 10 9 -1.6 -9.3 54 60 19507 360 22 -0.0 -22.0 | 339 31 11.2 -29.1 55 57 19812 330 20 10.0 -17.3 | 319 32 21.2 -24.4 56 54 20117 30 10 -5.0 -8.7 | 339 17 6.2 -15.7 57 51 20422 105 15 -14.5 3.9 | 46 5 -3.3 -3.2 58 50 20550 95 33 -32.9 2.9 | 79 22 -21.7 -4.2 59 49 20726 105 33 -31.9 8.5 | 94 21 -20.7 1.5 60 44 21336 80 43 -42.3 -7.5 | 65 34 -31.2 -14.5 61 38 22250 100 45 -44.3 7.8 | 91 33 -33.2 0.7 62 34 22860 85 52 -51.8 -4.5 | 74 42 -40.6 -11.6 63 30 23640 85 54 -53.8 -4.7 | 75 44 -42.6 -11.8 64 29 23774 80 43 -42.3 -7.5 | 65 34 -31.2 -14.5 65 20 26220 95 75 -74.7 6.5 | 90 64 -63.6 -0.5 66 18 26518 95 75 -74.7 6.5 | 90 64 -63.6 -0.5 67 13 27737 85 63 -62.8 -5.5 | 76 53 -51.6 -12.6 68 11 28346 70 25 -23.5 -8.6 | 38 20 -12.3 -15.6 Wind Parameters Mean winds (0-6000m): 92.4 at 17.6 knts Storm direction: 122.4 at 13.2 knts Shear (0-3000m) pos: 0.4 neg: 2.0 tot: 2.3 10-3/s Storm rel Dir Shear (0-3000m): 80.4 deg Storm rel helicity (0-3000m) pos: 9.5 neg: -43.2 tot: -33.7 m^2/s^2 ave: -11.2 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 6.7 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 15.50 Bulk Shear: 4.34 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 ------------------------------------------------------------------------------- 500 110 19 84 6| 0.0 11.4 11.4| 6.5 0.0 6.5 13.0 0.81| 13.2 10.7 1000 108 19 83 7| 0.0 5.4 5.4| 7.3 -4.4 2.9 2.9 0.58| 7.8 4.5 1500 108 20 83 7| 0.7 3.6 4.3| 9.5 -5.8 3.7 2.5 0.50| 6.2 3.1 2000 107 20 80 8| 0.5 4.3 4.8| 9.5 -10.1 -0.6 -0.3 0.30| 6.4 1.9 2500 104 21 77 9| 0.4 3.8 4.2| 9.5 -16.2 -6.7 -2.7 0.21| 5.7 1.2 3000 101 21 71 10| 0.4 2.0 2.3| 9.5 -43.2 -33.7 -11.2 -0.05| 6.7 -0.3 4000 98 19 60 9| 0.3 1.6 1.9| 22.2 -63.7 -41.6 -10.4 -0.10| 7.7 -0.7 5000 93 18 49 9| 0.8 1.2 2.0| 56.5 -69.2 -12.7 -2.5 0.04| 7.4 0.3 6000 92 18 45 9| 1.3 0.9 2.2| 66.5-126.9 -60.4 -10.1 -0.18| 9.1 -1.6 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20251206.12.gif