UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for SBFN... Searching the city database file for: SBFN ... Date:1200Z 18 OCT 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 26.8 22.0 75 4.8 23.3 160 12 299.2 302.2 296.2 348.0 16.72 1 1000 139 25.2 21.0 78 4.2 22.2 150 12 298.4 301.2 295.4 344.4 15.85 2 958 515 21.6 20.3 92 1.3 20.7 132 18 298.4 301.3 295.4 344.5 15.84 3 925 819 19.8 16.7 82 3.1 17.7 130 16 299.6 301.9 293.7 337.6 13.04 4 850 1545 15.6 14.9 96 0.7 15.1 95 13 302.5 304.8 294.3 339.9 12.64 5 796 2100 11.8 11.5 98 0.3 11.6 104 12 304.2 306.2 293.4 336.3 10.77 6 791 2153 12.2 4.2 58 8.0 7.7 105 12 305.1 306.4 290.3 325.0 6.55 7 786 2206 15.6 4.6 48 11.0 9.2 106 12 309.3 310.6 291.7 330.2 6.78 8 757 2525 13.4 4.4 54 9.0 8.2 103 13 310.3 311.6 292.2 331.7 6.94 9 700 3181 9.4 -0.6 50 10.0 4.1 75 26 312.9 313.9 291.5 329.4 5.23 10 685 3360 8.0 -3.0 46 11.0 2.4 85 27 313.3 314.1 291.0 327.5 4.48 11 671 3531 7.2 -15.8 18 23.0 -1.6 86 23 314.2 314.6 288.6 319.8 1.66 12 543 5245 -2.1 -6.8 70 4.7 -4.3 3 13 322.8 323.6 293.5 336.7 4.23 13 524 5528 -2.1 -37.1 5 35.0 -10.2 256 1 326.1 326.1 290.9 327.2 0.30 14 500 5900 -3.9 -37.9 5 34.0 -11.5 265 2 328.3 328.3 291.5 329.4 0.29 15 490 6059 -4.7 -39.7 5 35.0 -12.2 273 4 329.2 329.3 291.7 330.2 0.25 16 433 7016 -12.3 -44.3 5 32.0 -17.7 160 16 331.4 331.4 292.3 332.1 0.17 17 428 7105 -11.1 -50.1 2 39.0 -17.1 167 15 334.0 334.1 292.9 334.4 0.09 18 400 7620 -14.9 -45.9 5 31.0 -19.8 190 7 335.6 335.7 293.4 336.2 0.16 19 375 8103 -19.5 -48.5 6 29.0 -23.3 194 8 335.8 335.8 293.4 336.3 0.12 20 342 8780 -23.7 -53.7 5 30.0 -26.8 226 8 339.0 339.1 294.1 339.4 0.07 21 300 9720 -31.9 -56.9 7 25.0 -33.7 225 11 340.4 340.4 294.5 340.7 0.06 22 254 10872 -40.7 -63.7 7 23.0 -41.6 210 20 344.0 344.0 295.3 344.1 0.03 23 250 10980 -41.5 -61.5 10 20.0 -42.3 225 21 344.4 344.4 295.4 344.5 0.04 24 216 11953 -50.5 -55.5 55 5.0 -50.7 240 10 345.1 345.1 295.6 345.5 0.10 25 200 12450 -54.5 -60.5 47 6.0 -54.6 335 8 346.5 346.5 295.9 346.7 0.06 26 192 12710 -56.7 -61.3 56 4.6 -56.8 292 4 347.0 347.0 296.0 347.2 0.05 27 180 13116 -60.1 -69.1 30 9.0 -60.2 344 7 347.9 347.9 296.2 348.0 0.02 28 162 13764 -66.1 -72.1 43 6.0 -66.1 11 15 348.5 348.5 296.3 348.5 0.01 29 158 13916 -66.3 -78.3 17 12.0 -66.4 13 12 350.6 350.6 296.8 350.6 0.01 30 150 14230 -67.5 -77.5 23 10.0 -67.5 155 7 353.8 353.8 297.4 353.8 0.01 31 137 14770 -71.7 -77.7 40 6.0 -71.7 198 13 355.7 355.7 297.8 355.7 0.01 32 132 14990 -71.1 -83.1 15 12.0 -71.2 204 19 360.6 360.6 298.8 360.6 0.00 33 101 16543 -78.9 -84.9 37 6.0 -78.9 252 14 374.2 374.2 301.3 374.2 0.00 34 100 16600 -79.1 -85.1 37 6.0 -79.1 260 14 374.9 374.9 301.4 374.9 0.00 35 95 16890 -80.5 -85.5 43 5.0 -80.5 240 14 377.7 377.7 301.9 377.7 0.00 36 88 17325 -77.7 -86.7 22 9.0 -77.7 289 11 391.7 391.7 304.0 391.7 0.00 37 86 17458 -73.9 -86.9 12 13.0 -73.9 297 10 401.9 401.9 305.5 401.9 0.00 38 81 17805 -76.3 -88.3 13 12.0 -76.3 306 10 403.9 403.9 305.7 403.9 0.00 39 73 18404 -76.1 -88.1 13 12.0 -76.2 320 10 416.5 416.5 307.3 416.6 0.00 40 70 18650 -70.3 -89.3 5 19.0 -70.4 285 19 434.0 434.0 309.3 434.0 0.00 41 69 18736 -70.1 -89.1 5 19.0 -70.2 287 18 436.2 436.2 309.5 436.2 0.00 42 60 19564 -72.9 -89.9 6 17.0 -73.0 250 24 447.7 447.7 310.6 447.7 0.00 43 55 20084 -66.7 -90.7 2 24.0 -66.9 323 13 473.2 473.2 312.9 473.2 0.00 44 50 20660 -68.1 -90.1 3 22.0 -68.3 135 21 483.0 483.0 313.7 483.0 0.00 45 45 21288 -71.3 -91.3 4 20.0 -71.5 131 27 490.0 490.0 314.2 490.0 0.00 46 37 22463 -65.1 -91.1 2 26.0 -65.5 85 36 534.1 534.1 317.2 534.2 0.00 47 32 23346 -65.7 -91.7 2 26.0 -66.1 80 45 555.2 555.2 318.4 555.2 0.00 48 30 23740 -63.5 -91.5 1 28.0 -64.1 90 46 571.5 571.5 319.2 571.5 0.00 49 24 25132 -56.1 -87.1 1 31.0 -57.8 93 64 630.7 630.7 321.9 630.8 0.01 50 20 26290 -55.7 -86.7 1 31.0 -57.8 85 68 665.7 665.7 323.3 665.8 0.01 51 16 27722 -52.5 -85.5 1 33.0 -55.8 90 71 720.0 720.0 325.1 720.1 0.02 52 15 28139 -52.5 -85.5 1 33.0 -55.9 92 71 733.4 733.4 325.4 733.5 0.02 53 14 28590 -46.9 -83.9 1 37.0 -52.5 94 72 767.0 767.0 326.4 767.2 0.02 54 12 29622 -42.3 -81.3 1 39.0 -50.5 94 76 817.9 817.9 327.7 818.3 0.04 TRP 95 16890 -80.5 -85.5 43 5.0 -80.5 240 14 377.7 377.7 301.9 377.7 0.00 WND Sounding variables and indices 1000-500 mb thick: 5761.00 m Freezing level: 571.90 mb = 4857.64 m = 15936.93 ft Wetbulb zero: 676.61 mb = 3462.00 m = 11358.12 ft Precipitable water: 1.61 inches Sfc-500 mean rel hum: 57.87 % Est. max temperature: 29.75 C = 85.55 F Sfc-Lift cond lev (LCL): 941.19 mb = 668.48 m = 2193.14 ft T: 20.69 C 700-500 lapse rate: 4.89 C/km ThetaE index: 14.89 C Layer 796.0- 786.0 mb Conv cond level (CCL): 898.63 mb = 1067.30 m = 3501.59 ft Mean mixing ratio: 14.93 g/kg Conv temperature: 28.19 C = 82.74 F Cap Strength: 2.69 C Lifted Index: 1.91 C Risk: Showers probable Lifted Index @300 mb: 0.78 C Lifted Index @700 mb: 1.00 C Showalter Index: 2.94 C Risk: Showers probable Total Totals Index: 38.30 C Risk: None Vertical Totals Index: 19.50 C Cross Totals Index: 18.80 C K Index: 24.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 206.80 Risk: None Energy Index: -1.92 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.25 J/kg Max Up Vert Vel: 7.11 m/s Conv Inhibition (B-): 9.15 J/kg Cap Strength: 2.58 C Lift Cond Lev (LCL): 921.43 mb = 852.17 m = 2795.81 ft Lev Free Conv (LFC): 856.43 mb = 1480.26 m = 4856.45 ft Equ Level (EL): 786.43 mb = 2201.77 m = 7223.56 ft B at Equ Level: 22.30 J/kg Max Parcel Lev (MPL): 756.43 mb = 2531.26 m = 8304.55 ft Wind level data Storm motion: 123 at 10 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 56 160 12 -4.1 11.3 | 217 7 4.3 5.9 1 1000 139 150 12 -6.0 10.4 | 206 6 2.5 5.0 2 981 305 135 17 -12.0 12.0 | 152 8 -3.6 6.6 3 947 610 130 19 -14.6 12.2 | 138 9 -6.1 6.8 4 925 819 130 16 -12.3 10.3 | 142 6 -3.8 4.9 5 915 914 130 15 -11.5 9.6 | 144 5 -3.0 4.2 6 852 1524 95 14 -13.9 1.2 | 53 7 -5.5 -4.2 7 850 1545 95 13 -13.0 1.1 | 46 6 -4.5 -4.3 8 793 2134 105 12 -11.6 3.1 | 54 4 -3.1 -2.3 9 764 2438 110 13 -12.2 4.4 | 75 4 -3.8 -1.0 10 737 2743 85 13 -13.0 -1.1 | 34 8 -4.5 -6.6 11 700 3181 75 26 -25.1 -6.7 | 54 21 -16.7 -12.2 12 685 3353 85 27 -26.9 -2.4 | 67 20 -18.4 -7.8 13 635 3962 90 14 -14.0 0.0 | 46 8 -5.5 -5.4 14 612 4267 85 6 -6.0 -0.5 | 337 6 2.5 -5.9 15 589 4572 65 10 -9.1 -4.2 | 4 10 -0.6 -9.6 16 567 4877 35 13 -7.5 -10.6 | 356 16 1.0 -16.1 17 546 5182 25 15 -6.3 -13.6 | 354 19 2.1 -19.0 18 526 5486 255 1 1.0 0.3 | 299 11 9.4 -5.2 19 500 5900 265 2 2.0 0.2 | 297 12 10.4 -5.2 20 487 6096 275 5 5.0 -0.4 | 294 15 13.4 -5.9 21 450 6706 180 10 0.0 10.0 | 242 10 8.5 4.6 22 433 7010 160 16 -5.5 15.0 | 197 10 3.0 9.6 23 416 7315 185 11 1.0 11.0 | 240 11 9.4 5.5 24 400 7620 190 7 1.2 6.9 | 261 10 9.7 1.5 25 368 8230 195 8 2.1 7.7 | 258 11 10.5 2.3 26 353 8534 215 10 5.7 8.2 | 259 14 14.2 2.8 27 325 9144 245 5 4.5 2.1 | 284 13 13.0 -3.3 28 300 9720 225 11 7.8 7.8 | 262 16 16.2 2.4 29 299 9754 225 11 7.8 7.8 | 262 16 16.2 2.4 30 286 10058 240 12 10.4 6.0 | 268 19 18.8 0.6 31 262 10668 180 18 0.0 18.0 | 214 15 8.5 12.6 32 250 10973 225 21 14.8 14.8 | 248 25 23.3 9.4 33 250 10980 225 21 14.8 14.8 | 248 25 23.3 9.4 34 218 11887 230 10 7.7 6.4 | 266 16 16.1 1.0 35 200 12450 335 8 3.4 -7.3 | 317 17 11.8 -12.7 36 198 12497 265 2 2.0 0.2 | 297 12 10.4 -5.2 37 171 13411 25 10 -4.2 -9.1 | 344 15 4.2 -14.5 38 163 13716 10 15 -2.6 -14.8 | 344 21 5.8 -20.2 39 155 14021 15 11 -2.8 -10.6 | 341 17 5.6 -16.0 40 150 14230 155 7 -3.0 6.3 | 260 6 5.5 0.9 41 148 14326 110 4 -3.8 1.4 | 311 6 4.7 -4.1 42 140 14630 195 10 2.6 9.7 | 249 12 11.0 4.2 43 126 15240 210 25 12.5 21.7 | 232 27 21.0 16.2 44 120 15545 215 20 11.5 16.4 | 241 23 19.9 11.0 45 114 15850 260 18 17.7 3.1 | 275 26 26.2 -2.3 46 102 16459 240 14 12.1 7.0 | 266 21 20.6 1.6 47 100 16600 260 14 13.8 2.4 | 278 22 22.2 -3.0 48 97 16764 260 14 13.8 2.4 | 278 22 22.2 -3.0 49 95 16890 240 14 12.1 7.0 | 266 21 20.6 1.6 50 92 17069 250 16 15.0 5.5 | 270 23 23.5 0.1 51 87 17374 295 10 9.1 -4.2 | 299 20 17.5 -9.6 52 71 18593 325 10 5.7 -8.2 | 314 20 14.2 -13.6 53 70 18650 285 19 18.4 -4.9 | 291 29 26.8 -10.3 54 67 18898 290 17 16.0 -5.8 | 295 27 24.4 -11.2 55 61 19507 250 25 23.5 8.6 | 264 32 31.9 3.1 56 58 19812 250 19 17.9 6.5 | 268 26 26.3 1.1 57 55 20117 330 12 6.0 -10.4 | 318 21 14.5 -15.8 58 52 20422 15 11 -2.8 -10.6 | 341 17 5.6 -16.0 59 50 20660 135 21 -14.8 14.8 | 146 11 -6.4 9.4 60 49 20726 140 10 -6.4 7.7 | 222 3 2.0 2.2 61 45 21336 130 28 -21.4 18.0 | 134 18 -13.0 12.6 62 42 21641 100 23 -22.7 4.0 | 84 14 -14.2 -1.4 63 40 21946 110 19 -17.9 6.5 | 97 9 -9.4 1.1 64 38 22250 85 32 -31.9 -2.8 | 71 25 -23.4 -8.2 65 35 22860 85 42 -41.8 -3.7 | 75 35 -33.4 -9.1 66 33 23165 75 45 -43.5 -11.6 | 64 39 -35.0 -17.1 67 30 23740 90 46 -46.0 0.0 | 82 38 -37.5 -5.4 68 27 24384 90 48 -48.0 0.0 | 82 40 -39.5 -5.4 69 26 24689 80 56 -55.1 -9.7 | 72 49 -46.7 -15.1 70 25 24994 95 63 -62.8 5.5 | 90 54 -54.3 0.1 71 20 26213 80 69 -68.0 -12.0 | 74 62 -59.5 -17.4 72 20 26290 85 68 -67.7 -5.9 | 79 60 -59.3 -11.3 73 13 27737 95 73 -72.7 6.4 | 91 64 -64.3 0.9 74 9 29261 90 85 -85.0 0.0 | 86 77 -76.5 -5.4 75 7 29870 90 79 -79.0 0.0 | 86 71 -70.5 -5.4 Wind Parameters Mean winds (0-6000m): 92.7 at 13.4 knts Storm direction: 122.7 at 10.0 knts Shear (0-3000m) pos: 0.4 neg: 4.4 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): -163.8 deg Storm rel helicity (0-3000m) pos: 12.7 neg: -33.4 tot: -20.7 m^2/s^2 ave: -6.9 10^-3 m/s^2 rel: -0.38 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -2.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.45 Bulk Shear: 17.39 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 ------------------------------------------------------------------------------- 500 138 16 162 7| 0.0 10.3 10.3| 0.0 -15.2 -15.2 -30.4 -0.85| 10.7 -9.1 1000 133 16 150 7| 0.0 4.7 4.7| 0.9 -18.3 -17.4 -17.4 -0.66| 8.2 -5.4 1500 126 16 131 6| 0.0 4.6 4.6| 0.9 -28.1 -27.2 -18.2 -0.75| 8.0 -6.0 2000 120 15 114 5| 0.5 3.4 4.0| 1.7 -28.1 -26.5 -13.2 -0.67| 6.5 -4.4 2500 117 14 105 4| 0.4 3.0 3.4| 3.0 -29.8 -26.8 -10.7 -0.59| 5.9 -3.5 3000 111 15 89 5| 0.4 4.4 4.8| 12.7 -33.4 -20.7 -6.9 -0.38| 7.1 -2.7 4000 102 16 74 8| 1.7 3.3 5.0| 39.0 -51.2 -12.1 -3.0 -0.27| 8.4 -2.2 5000 96 15 59 8| 1.3 3.4 4.7| 45.0 -67.3 -22.4 -4.5 -0.26| 8.6 -2.2 6000 93 13 46 7| 1.3 1.6 2.9| 46.2-156.8-110.6 -18.4 -0.37| 9.5 -3.5 Wrote GIF file: /home/apache/climate/data/raob//SBFN/skewt/SBFN.skewt.20251018.12.gif