UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072423.upa.cvt Date: 2300Z 24 JUL 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:2300Z 24 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 25.4 21.9 81 3.5 22.9 170 23 297.6 300.6 295.7 345.7 16.58 1 1000 100 24.6 22.0 85 2.6 22.8 175 32 297.8 300.8 295.9 346.7 16.87 2 959 467 21.0 20.2 95 0.8 20.5 162 36 297.7 300.5 295.1 343.3 15.73 3 925 780 20.0 17.3 84 2.7 18.2 150 40 299.8 302.2 294.1 339.4 13.55 4 897 1045 18.8 15.3 80 3.5 16.5 146 39 301.2 303.4 293.6 337.3 12.28 5 887 1141 19.4 11.4 60 8.0 14.3 145 39 302.8 304.5 292.0 331.2 9.59 6 855 1458 18.8 1.8 32 17.0 9.5 141 37 305.3 306.3 289.0 320.9 5.10 7 850 1508 18.6 3.6 37 15.0 10.1 140 37 305.6 306.7 289.8 323.4 5.83 8 802 2005 15.8 11.8 77 4.0 13.2 147 29 307.8 309.8 294.5 340.8 10.91 9 795 2080 16.0 11.0 72 5.0 12.8 149 28 308.8 310.7 294.4 340.5 10.43 10 761 2450 13.0 10.1 83 2.9 11.2 154 22 309.4 311.3 294.5 340.7 10.26 11 727 2833 10.8 1.8 54 9.0 5.8 160 16 311.1 312.2 291.6 329.7 6.00 12 713 2995 9.2 8.2 93 1.0 8.6 163 13 311.0 312.9 294.4 340.6 9.62 13 700 3148 8.2 7.8 97 0.4 7.9 165 11 311.6 313.4 294.6 340.9 9.54 14 694 3219 7.8 7.5 98 0.3 7.6 164 11 311.9 313.7 294.6 340.9 9.42 15 654 3705 4.2 3.9 98 0.3 4.0 155 12 313.2 314.6 293.7 337.3 7.77 16 602 4376 1.6 -0.6 85 2.2 0.4 143 14 317.7 318.8 293.6 337.1 6.10 17 600 4403 1.8 -2.3 74 4.1 -0.3 142 14 318.2 319.2 293.2 335.5 5.39 18 574 4759 -0.7 -1.4 95 0.7 -1.1 136 15 319.3 320.5 294.0 338.7 6.03 19 541 5229 -3.5 -5.3 87 1.8 -4.4 127 16 321.4 322.4 293.6 337.0 4.77 20 534 5333 -1.9 -13.9 39 12.0 -6.7 125 16 324.6 325.0 292.5 332.8 2.44 21 531 5378 2.0 -46.0 1 48.0 -8.2 124 16 329.8 329.8 291.7 330.2 0.12 22 500 5860 -1.5 -48.5 1 47.0 -10.5 115 17 331.2 331.2 292.2 331.6 0.09 23 425 7136 -10.3 -53.3 2 43.0 -16.7 162 16 335.7 335.7 293.3 336.0 0.06 24 400 7600 -14.3 -52.3 2 38.0 -19.5 180 15 336.4 336.4 293.5 336.7 0.08 25 322 9197 -28.3 -56.3 5 28.0 -30.6 176 17 338.6 338.6 294.0 338.8 0.06 26 300 9700 -32.3 -56.3 7 24.0 -34.0 175 18 339.9 339.9 294.3 340.1 0.06 27 263 10612 -38.9 -54.9 17 16.0 -39.9 171 15 343.2 343.2 295.2 343.6 0.08 28 259 10718 -37.5 -62.5 6 25.0 -38.8 171 15 346.8 346.8 296.0 346.9 0.03 29 250 10960 -39.1 -64.1 5 25.0 -40.2 170 14 347.9 347.9 296.2 348.1 0.03 30 200 12450 -51.9 -62.9 26 11.0 -52.2 215 15 350.6 350.6 296.8 350.8 0.04 31 190 12780 -54.9 -63.9 32 9.0 -55.1 188 17 350.9 350.9 296.8 351.1 0.04 32 188 12848 -55.7 -61.7 47 6.0 -55.8 183 17 350.7 350.7 296.8 350.9 0.05 33 186 12916 -55.9 -60.2 58 4.3 -56.0 177 18 351.5 351.5 297.0 351.7 0.06 34 150 14250 -66.9 -72.9 42 6.0 -67.0 65 26 354.8 354.8 297.7 354.9 0.01 35 127 15235 -75.7 -80.4 47 4.7 -75.7 83 24 356.3 356.3 298.0 356.3 0.00 36 123 15420 -75.9 -81.9 38 6.0 -75.9 87 24 359.2 359.2 298.5 359.2 0.00 37 121 15515 -73.3 -82.3 24 9.0 -73.3 89 23 365.6 365.6 299.8 365.6 0.00 38 117 15712 -72.9 -84.9 15 12.0 -72.9 93 23 369.9 369.9 300.5 369.9 0.00 39 100 16620 -78.7 -84.7 37 6.0 -78.7 110 21 375.7 375.7 301.5 375.7 0.00 40 94 16970 -81.3 -86.3 42 5.0 -81.3 110 28 377.3 377.3 301.8 377.3 0.00 41 89 17277 -81.9 -87.9 35 6.0 -81.9 139 27 382.0 382.0 302.6 382.0 0.00 42 86 17470 -79.3 -90.3 15 11.0 -79.3 157 26 391.0 391.0 303.9 391.0 0.00 43 84 17607 -71.1 -86.1 9 15.0 -71.2 169 25 410.3 410.3 306.6 410.3 0.00 44 73 18434 -73.1 -89.1 7 16.0 -73.2 243 22 422.9 422.9 308.0 422.9 0.00 45 70 18680 -72.5 -89.5 6 17.0 -72.6 265 21 429.3 429.3 308.7 429.3 0.00 46 63 19305 -69.9 -89.9 4 20.0 -70.0 273 17 448.1 448.1 310.7 448.2 0.00 47 57 19899 -72.7 -90.7 5 18.0 -72.8 280 12 454.8 454.8 311.3 454.8 0.00 48 50 20680 -67.7 -90.7 2 23.0 -67.9 290 7 484.0 484.0 313.8 484.0 0.00 49 49 20802 -66.3 -90.3 2 24.0 -66.5 297 9 490.1 490.1 314.2 490.1 0.00 50 41 21882 -66.5 -90.5 2 24.0 -66.8 354 24 515.2 515.2 316.0 515.2 0.00 51 30 23810 -58.3 -87.3 1 29.0 -59.4 95 50 585.7 585.7 319.9 585.7 0.01 52 29 24024 -58.3 -87.3 1 29.0 -59.5 94 50 591.4 591.4 320.2 591.5 0.01 53 28 24245 -58.5 -87.5 1 29.0 -59.6 92 51 596.8 596.8 320.5 596.9 0.01 54 22 25770 -57.1 -86.1 1 29.0 -58.7 84 53 643.6 643.6 322.4 643.7 0.01 55 20 26380 -53.1 -84.1 1 31.0 -55.8 80 54 673.6 673.6 323.6 673.8 0.02 56 16 27831 -50.7 -83.7 1 33.0 -54.5 83 55 725.9 725.9 325.3 726.0 0.02 57 13 29185 -51.7 -83.7 1 32.0 -55.8 86 56 766.8 766.8 326.4 767.0 0.03 58 11 30277 -49.3 -83.3 1 34.0 -54.8 89 57 813.1 813.1 327.5 813.4 0.03 59 10 30910 -44.7 -80.7 1 36.0 -52.5 90 58 852.7 852.7 328.5 853.3 0.06 60 9.4 31321 -47.9 -81.9 1 34.0 -54.5 855.8 855.8 328.5 856.3 0.05 61 8.7 31839 -41.9 -80.9 1 39.0 -51.8 898.2 898.2 329.4 898.9 0.07 62 8.3 32157 -41.9 -79.9 1 38.0 -52.0 910.4 910.4 329.7 911.3 0.08 63 8.0 32406 -42.4 -80.1 1 37.7 -52.4 100 69 918.2 918.3 329.8 919.1 0.08 64 6.4 33906 -45.1 -81.1 1 36.0 -54.6 967.1 967.1 330.7 968.1 0.09 65 6.2 34119 -43.9 -80.9 1 37.0 -54.2 981.0 981.1 330.9 982.1 0.09 TRP 94 16970 -81.3 -86.3 42 5.0 -81.3 110 28 377.3 377.3 301.8 377.3 0.00 WND 8.0 32406 -42.4 -80.1 1 37.7 -52.4 100 69 918.2 918.3 329.8 919.1 0.08 Sounding variables and indices 1000-500 mb thick: 5760.00 m Freezing level: 581.28 mb = 4658.95 m = 15285.09 ft Freezing level: 532.54 mb = 5354.54 m = 17567.18 ft Freezing level: 513.29 mb = 5653.30 m = 18547.33 ft Wetbulb zero: 600.87 mb = 4391.19 m = 14406.61 ft Precipitable water: 1.81 inches Sfc-500 mean rel hum: 73.09 % Est. max temperature: 32.64 C = 90.76 F Sfc-Lift cond lev (LCL): 960.97 mb = 448.57 m = 1471.66 ft T: 21.18 C 700-500 lapse rate: 3.58 C/km ThetaE index: 25.81 C Layer 959.0- 850.0 mb Conv cond level (CCL): 831.25 mb = 1698.73 m = 5573.19 ft Mean mixing ratio: 15.32 g/kg Conv temperature: 34.26 C = 93.67 F Cap Strength: 4.85 C Lifted Index: 4.05 C Risk: None Lifted Index @300 mb: 0.02 C Lifted Index @700 mb: -0.37 C Showalter Index: 13.07 C Risk: None Total Totals Index: 25.20 C Risk: None Vertical Totals Index: 20.10 C Cross Totals Index: 5.10 C K Index: 23.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 134.20 Risk: None Energy Index: 1.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 96.91 J/kg Max Up Vert Vel: 13.92 m/s Conv Inhibition (B-): 123.96 J/kg Cap Strength: 4.65 C Lift Cond Lev (LCL): 932.84 mb = 706.70 m = 2318.55 ft Lev Free Conv (LFC): 707.84 mb = 3055.61 m = 10024.84 ft Equ Level (EL): 537.84 mb = 5275.71 m = 17308.55 ft B at Equ Level: 93.33 J/kg Max Parcel Lev (MPL): 487.84 mb = 6053.25 m = 19859.50 ft Wind level data Storm motion: 175 at 17 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 4 170 23 -4.0 22.7 | 157 7 -2.6 6.0 1 1000 100 175 32 -2.8 31.9 | 175 15 -1.4 15.3 2 925 780 150 40 -20.0 34.6 | 134 26 -18.6 18.0 3 850 1508 140 37 -23.8 28.3 | 118 25 -22.4 11.7 4 700 3148 165 11 -2.8 10.6 | 13 6 -1.4 -6.0 5 500 5860 115 17 -15.4 7.2 | 56 17 -14.0 -9.4 6 400 7600 180 15 0.0 15.0 | 319 2 1.4 -1.6 7 300 9700 175 18 -1.6 17.9 | 173 1 -0.2 1.3 8 250 10960 170 14 -2.4 13.8 | 20 3 -1.0 -2.8 9 200 12450 215 15 8.6 12.3 | 293 11 10.0 -4.3 10 150 14250 65 26 -23.6 -11.0 | 39 35 -22.2 -27.6 11 100 16620 110 21 -19.7 7.2 | 63 21 -18.3 -9.4 12 94 16970 110 28 -26.3 9.6 | 74 26 -24.9 -7.0 13 70 18680 265 21 20.9 1.8 | 303 27 22.3 -14.8 14 50 20680 290 7 6.6 -2.4 | 337 21 8.0 -19.0 15 30 23810 95 50 -49.8 4.4 | 76 50 -48.4 -12.2 16 20 26380 80 54 -53.2 -9.4 | 63 58 -51.8 -26.0 17 10 30910 90 58 -58.0 0.0 | 74 59 -56.6 -16.6 Wind Parameters Mean winds (0-6000m): 145.1 at 22.2 knts Storm direction: 175.1 at 16.7 knts Shear (0-3000m) pos: 4.3 neg: 3.5 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): -124.2 deg Storm rel helicity (0-3000m) pos: 11.9 neg: -138.3 tot: -126.4 m^2/s^2 ave: -42.1 10^-3 m/s^2 rel: -0.43 Storm rel vorticity (0-3000m) horiz: 10.3 stream: -4.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 3.15 Bulk Shear: 30.77 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 ------------------------------------------------------------------------------- 500 168 33 161 17| 0.0 15.1 15.1| 8.1 -39.2 -31.1 -62.1 -0.25| 20.0 -5.0 1000 159 36 146 21| 0.0 10.3 10.3| 8.1 -90.7 -82.6 -82.6 -0.44| 15.0 -6.6 1500 153 37 137 22| 0.0 7.1 7.1| 8.1-124.3-116.2 -77.5 -0.52| 11.7 -6.1 2000 151 36 133 22| 2.3 5.3 7.6| 11.9-124.4-112.5 -56.3 -0.40| 11.1 -4.5 2500 151 34 130 20| 3.6 4.2 7.8| 11.9-129.5-117.6 -47.1 -0.37| 10.7 -3.9 3000 150 31 126 17| 4.3 3.5 7.9| 11.9-138.3-126.4 -42.1 -0.43| 10.3 -4.4 4000 151 26 119 13| 3.3 2.9 6.2| 17.4-140.4-123.0 -30.8 -0.37| 8.5 -3.1 5000 149 24 109 11| 2.6 2.8 5.4| 22.4-140.4-118.0 -23.6 -0.31| 7.3 -2.3 6000 145 22 98 11| 2.2 2.6 4.8| 25.5-141.1-115.7 -19.3 -0.28| 6.6 -1.8 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250724.23.gif