UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072311.upa.cvt Date: 1100Z 23 JUL 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 23 JUL 25 Station: FSSS WMO ident: 63985 Latitude: -4.68 Longitude: 55.53 Elevation: 4.00 ------------------------------------------------------------------------------- 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 1011 4 28.8 22.8 70 6.0 24.4 190 16 301.0 304.2 297.2 352.6 17.54 1 1009 21 26.8 22.5 77 4.3 23.7 190 17 299.2 302.3 296.5 349.5 17.25 2 1000 99 25.8 22.3 81 3.5 23.3 190 24 299.0 302.1 296.4 349.1 17.19 3 998 117 25.6 22.2 82 3.4 23.2 189 24 298.9 302.0 296.4 348.8 17.12 4 952 531 21.8 21.0 95 0.8 21.2 171 30 299.1 302.2 296.1 347.7 16.67 5 925 781 20.6 19.2 92 1.4 19.6 160 33 300.4 303.2 295.6 345.3 15.31 6 904 980 19.8 18.2 90 1.6 18.7 155 31 301.5 304.2 295.5 344.8 14.70 7 859 1421 17.4 17.3 99 0.1 17.4 142 26 303.5 306.2 295.9 346.9 14.62 8 857 1441 17.2 17.1 99 0.1 17.1 142 26 303.5 306.1 295.8 346.4 14.47 9 850 1511 17.8 15.9 89 1.9 16.5 140 25 304.8 307.3 295.5 345.1 13.49 10 833 1684 17.8 13.3 75 4.5 14.8 144 23 306.6 308.7 294.7 341.5 11.60 11 751 2564 12.4 3.4 54 9.0 7.3 166 14 309.9 311.1 291.7 330.0 6.52 12 740 2688 11.4 7.5 77 3.9 9.0 169 13 310.1 311.8 293.6 337.2 8.83 13 711 3021 9.4 5.9 79 3.5 7.3 177 9 311.5 313.1 293.6 336.9 8.22 14 700 3151 9.4 2.4 62 7.0 5.5 180 8 312.9 314.1 292.6 333.2 6.51 15 684 3343 9.4 0.4 53 9.0 4.5 178 9 315.0 316.1 292.6 333.2 5.77 16 643 3852 5.2 -1.8 61 7.0 1.5 171 12 315.8 316.8 292.4 332.4 5.22 17 622 4122 3.2 -7.8 44 11.0 -1.8 168 13 316.5 317.2 291.0 327.6 3.42 18 616 4201 2.6 -15.4 25 18.0 -4.3 167 13 316.7 317.1 289.6 323.0 1.87 19 613 4240 3.0 -37.0 3 40.0 -6.5 166 14 317.6 317.7 288.3 318.6 0.26 20 606 4334 3.6 -43.4 2 47.0 -6.5 165 14 319.4 319.4 288.7 319.9 0.14 21 605 4347 3.6 -43.4 2 47.0 -6.5 165 14 319.5 319.6 288.8 320.0 0.14 22 533 5370 0.2 -45.8 2 46.0 -9.1 152 19 327.2 327.3 291.0 327.7 0.12 23 500 5880 -2.7 -46.7 2 44.0 -11.1 145 22 329.7 329.8 291.7 330.2 0.11 24 400 7600 -14.9 -48.9 4 34.0 -19.8 175 4 335.6 335.6 293.3 336.1 0.11 25 378 8026 -17.1 -38.1 14 21.0 -21.0 157 5 338.2 338.3 294.2 339.7 0.38 26 343 8746 -23.3 -44.3 13 21.0 -26.2 127 6 339.3 339.3 294.4 340.2 0.22 27 300 9710 -31.7 -43.7 30 12.0 -33.0 85 7 340.7 340.8 294.7 341.8 0.27 28 278 10242 -36.9 -44.9 43 8.0 -37.7 143 6 340.7 340.8 294.7 341.7 0.25 29 277 10267 -36.9 -44.9 43 8.0 -37.7 146 6 341.1 341.1 294.8 342.1 0.25 30 267 10520 -38.3 -58.3 10 20.0 -39.4 174 6 342.6 342.6 295.0 342.8 0.05 31 250 10970 -40.7 -60.7 10 20.0 -41.6 225 5 345.6 345.6 295.7 345.7 0.04 32 200 12450 -53.5 -61.5 37 8.0 -53.7 30 13 348.0 348.1 296.3 348.3 0.05 33 189 12809 -56.7 -62.7 47 6.0 -56.8 37 24 348.6 348.6 296.4 348.8 0.04 34 151 14200 -64.7 -76.7 18 12.0 -64.8 64 67 357.9 357.9 298.3 358.0 0.01 35 150 14240 -63.9 -76.9 15 13.0 -64.0 65 68 360.0 360.0 298.7 360.0 0.01 36 146 14406 -63.1 -79.1 10 16.0 -63.2 66 65 364.2 364.2 299.5 364.2 0.01 37 100 16640 -80.1 -85.0 44 4.9 -80.1 75 22 373.0 373.0 301.1 373.0 0.00 38 93 17050 -83.3 -87.2 51 3.9 -83.3 100 22 374.5 374.5 301.4 374.5 0.00 39 75 18281 -74.9 -88.9 10 14.0 -74.9 5 17 415.9 415.9 307.2 415.9 0.00 40 70 18690 -68.3 -90.3 3 22.0 -68.4 335 15 438.3 438.3 309.7 438.3 0.00 41 54 20240 -70.5 -91.5 3 21.0 -70.6 242 14 467.0 467.0 312.4 467.0 0.00 42 50 20700 -68.1 -91.1 2 23.0 -68.3 215 14 483.0 483.0 313.7 483.0 0.00 43 45 21340 -62.9 -89.9 1 27.0 -63.3 187 21 510.4 510.4 315.7 510.4 0.00 44 41 21909 -65.5 -91.5 2 26.0 -65.8 163 27 517.7 517.7 316.1 517.7 0.00 45 32 23430 -61.1 -90.1 1 29.0 -61.9 97 44 567.5 567.5 319.0 567.5 0.00 46 30 23830 -61.9 -90.9 1 29.0 -62.6 80 48 575.9 575.9 319.5 575.9 0.00 47 27 24483 -62.5 -90.5 1 28.0 -63.3 81 49 591.8 591.8 320.2 591.8 0.00 48 21 26075 -52.7 -86.7 1 34.0 -55.4 84 52 665.5 665.5 323.3 665.6 0.01 49 20 26390 -53.5 -86.5 1 33.0 -56.1 85 52 672.4 672.4 323.5 672.5 0.01 50 13 29161 -54.3 -87.3 1 33.0 -57.6 101 56 757.8 757.8 326.1 757.9 0.01 51 10 30880 -45.3 -84.3 0 39.0 -52.9 110 59 850.5 850.5 328.4 850.8 0.03 52 9.0 31587 -42.9 -81.0 1 38.1 -52.1 95 67 885.5 885.5 329.1 886.1 0.06 53 8.9 31662 -42.7 -80.7 1 38.0 -52.1 889.3 889.3 329.2 890.0 0.07 TRP 93 17050 -83.3 -87.2 51 3.9 -83.3 100 22 374.5 374.5 301.4 374.5 0.00 WND 9.0 31587 -42.9 -81.0 1 38.1 -52.1 95 67 885.5 885.5 329.1 886.1 0.06 Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 530.72 mb = 5405.16 m = 17733.24 ft Wetbulb zero: 633.30 mb = 3975.68 m = 13043.42 ft Precipitable water: 1.73 inches Sfc-500 mean rel hum: 52.09 % Est. max temperature: 31.17 C = 88.11 F Sfc-Lift cond lev (LCL): 927.04 mb = 761.82 m = 2499.38 ft T: 20.69 C 700-500 lapse rate: 4.43 C/km ThetaE index: 18.61 C Layer 711.0- 606.0 mb Conv cond level (CCL): 911.55 mb = 908.08 m = 2979.23 ft Mean mixing ratio: 16.43 g/kg Conv temperature: 28.90 C = 84.03 F Cap Strength: 1.37 C Lifted Index: 1.15 C Risk: Showers probable Lifted Index @300 mb: -1.95 C Lifted Index @700 mb: -0.52 C Showalter Index: 2.08 C Risk: Showers probable Total Totals Index: 39.10 C Risk: None Vertical Totals Index: 20.50 C Cross Totals Index: 18.60 C K Index: 29.40 Risk: 40-60 % chance of thunderstorms Sweat Index: 262.80 Risk: None Energy Index: -2.75 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 252.98 J/kg Max Up Vert Vel: 22.49 m/s Conv Inhibition (B-): 7.08 J/kg Cap Strength: 1.51 C Lift Cond Lev (LCL): 933.35 mb = 702.86 m = 2305.95 ft Lev Free Conv (LFC): 868.35 mb = 1327.21 m = 4354.31 ft Equ Level (EL): 858.35 mb = 1427.07 m = 4681.94 ft B at Equ Level: 7.74 J/kg Max Parcel Lev (MPL): 828.35 mb = 1731.70 m = 5681.36 ft Wind level data Storm motion: 186 at 14 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 1011 4 190 16 2.8 15.8 | 217 2 1.3 1.8 1 1000 99 190 24 4.2 23.6 | 196 10 2.7 9.7 2 925 781 160 33 -11.3 31.0 | 143 21 -12.7 17.0 3 850 1511 140 25 -16.1 19.2 | 106 18 -17.5 5.2 4 700 3151 180 8 0.0 8.0 | 14 6 -1.4 -6.0 5 500 5880 145 22 -12.6 18.0 | 106 15 -14.1 4.1 6 400 7600 175 4 -0.3 4.0 | 10 10 -1.8 -10.0 7 300 9710 85 7 -7.0 -0.6 | 30 17 -8.4 -14.6 8 250 10970 225 5 3.5 3.5 | 349 11 2.1 -10.4 9 200 12450 30 13 -6.5 -11.3 | 17 26 -7.9 -25.2 10 150 14240 65 68 -61.6 -28.7 | 56 76 -63.1 -42.7 11 100 16640 75 22 -21.3 -5.7 | 49 30 -22.7 -19.7 12 93 17050 100 22 -21.7 3.8 | 66 25 -23.1 -10.1 13 70 18690 335 15 6.3 -13.6 | 350 28 4.9 -27.6 14 50 20700 215 14 8.0 11.5 | 291 7 6.6 -2.5 15 30 23830 80 48 -47.3 -8.3 | 65 54 -48.7 -22.3 16 20 26390 85 52 -51.8 -4.5 | 71 56 -53.2 -18.5 17 10 30880 110 59 -55.4 20.2 | 96 57 -56.9 6.2 Wind Parameters Mean winds (0-6000m): 155.9 at 18.7 knts Storm direction: 185.9 at 14.0 knts Shear (0-3000m) pos: 3.1 neg: 3.3 tot: 6.4 10-3/s Storm rel Dir Shear (0-3000m): 167.8 deg Storm rel helicity (0-3000m) pos: 2.2 neg: -129.7 tot: -127.5 m^2/s^2 ave: -42.5 10^-3 m/s^2 rel: -0.61 Storm rel vorticity (0-3000m) horiz: 9.8 stream: -6.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 13.74 Bulk Shear: 18.41 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 ------------------------------------------------------------------------------- 500 182 25 177 11| 0.0 15.4 15.4| 0.0 -28.3 -28.3 -56.7 -0.56| 18.5-10.3 1000 170 28 155 15| 0.0 10.3 10.3| 0.0 -76.9 -76.9 -76.9 -0.66| 15.2-10.0 1500 163 28 143 16| 0.0 6.6 6.6| 0.0-119.5-119.5 -79.7 -0.73| 13.1 -9.6 2000 159 27 135 16| 1.8 4.9 6.7| 2.2-119.6-117.4 -58.7 -0.61| 11.6 -7.1 2500 158 25 131 14| 2.7 3.9 6.6| 2.2-123.7-121.5 -48.6 -0.57| 10.6 -6.1 3000 158 23 125 12| 3.1 3.3 6.4| 2.2-129.7-127.5 -42.5 -0.61| 9.8 -6.0 4000 159 20 117 9| 2.4 2.8 5.1| 6.9-130.9-124.0 -31.0 -0.50| 8.1 -4.1 5000 159 19 113 9| 1.9 2.8 4.7| 12.4-130.9-118.5 -23.7 -0.40| 7.1 -2.9 6000 156 19 109 10| 1.6 2.7 4.3| 13.7-132.1-118.3 -19.7 -0.37| 6.5 -2.4 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250723.11.gif