UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100811.upa.cvt Date: 1100Z 8 OCT 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 8 OCT 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 1012 4 28.6 22.6 70 6.0 24.2 300.7 303.9 297.0 351.6 17.31 1 1000 112 25.8 22.6 83 3.2 23.5 130 12 299.0 302.1 296.7 350.1 17.52 2 994 165 25.2 22.7 86 2.5 23.4 129 13 298.9 302.1 296.8 350.6 17.74 3 925 795 19.8 19.6 99 0.2 19.6 120 20 299.6 302.4 295.6 345.4 15.71 4 920 842 19.6 19.4 99 0.2 19.5 120 20 299.8 302.7 295.6 345.4 15.60 5 856 1461 15.6 15.6 100 0.0 15.6 120 16 301.9 304.3 294.4 340.6 13.13 6 850 1521 15.6 15.2 97 0.4 15.3 120 16 302.5 304.9 294.4 340.6 12.89 7 840 1621 15.0 13.7 92 1.3 14.1 114 15 302.9 305.1 293.8 337.9 11.81 8 812 1909 16.0 8.0 59 8.0 11.1 95 13 306.9 308.4 292.3 332.1 8.32 9 757 2503 13.8 -4.2 28 18.0 4.9 57 8 310.7 311.4 289.5 322.4 3.70 10 720 2923 10.6 -2.4 40 13.0 3.9 30 5 311.7 312.5 290.5 325.7 4.45 11 700 3157 9.6 -9.4 25 19.0 1.2 15 3 313.1 313.6 289.3 321.8 2.68 12 664 3593 7.2 -14.8 19 22.0 -1.5 30 5 315.2 315.5 289.1 321.2 1.82 13 641 3882 4.4 -2.6 60 7.0 0.8 40 6 315.2 316.1 291.9 330.9 4.93 14 638 3920 4.0 1.4 83 2.6 2.5 41 7 315.2 316.4 293.3 336.1 6.65 15 626 4075 3.0 -1.3 73 4.3 0.7 47 7 315.7 316.8 292.6 333.4 5.56 16 623 4113 2.6 -0.0 83 2.6 1.2 48 8 315.7 316.9 293.1 335.2 6.15 17 621 4139 2.6 1.2 90 1.4 1.8 49 8 316.0 317.3 293.6 337.3 6.74 18 613 4244 3.0 -1.6 72 4.6 0.6 52 8 317.6 318.7 293.2 335.4 5.56 19 579 4704 0.0 -4.1 74 4.1 -2.0 69 10 319.4 320.3 293.1 335.1 4.88 20 568 4858 -0.3 -15.3 31 15.0 -6.1 74 11 320.8 321.2 291.0 327.7 2.05 21 548 5145 -1.3 -38.3 4 37.0 -9.6 84 12 322.9 322.9 289.9 323.8 0.26 22 546 5174 -1.5 -38.5 4 37.0 -9.7 85 13 323.0 323.0 289.9 323.9 0.25 23 500 5870 -5.7 -30.7 12 25.0 -12.1 110 16 326.1 326.2 291.2 328.2 0.59 24 472 6319 -7.7 -36.7 8 29.0 -14.0 104 16 329.0 329.1 291.8 330.3 0.35 25 461 6503 -6.9 -41.9 4 35.0 -13.9 101 16 332.3 332.3 292.6 333.1 0.21 26 445 6777 -9.1 -25.1 26 16.0 -13.8 97 16 332.9 333.1 293.6 336.9 1.12 27 400 7590 -15.7 -33.7 20 18.0 -19.6 85 16 334.6 334.7 293.5 336.7 0.55 28 390 7780 -17.3 -36.3 17 19.0 -21.0 88 16 334.9 335.0 293.4 336.6 0.44 29 353 8517 -22.3 -49.3 7 27.0 -25.5 98 14 337.9 337.9 293.9 338.4 0.12 30 315 9343 -27.9 -42.9 23 15.0 -29.8 110 12 341.3 341.3 294.9 342.4 0.28 31 300 9690 -31.1 -44.1 27 13.0 -32.6 115 11 341.5 341.6 294.9 342.6 0.25 32 269 10457 -37.7 -50.7 24 13.0 -38.7 106 10 342.8 342.8 295.1 343.3 0.14 33 250 10960 -42.5 -50.5 41 8.0 -43.0 100 9 342.9 342.9 295.1 343.5 0.15 34 234 11401 -46.5 -50.2 66 3.7 -46.7 94 8 343.4 343.4 295.3 344.0 0.16 35 215 11955 -51.5 -55.8 60 4.3 -51.7 86 6 344.0 344.0 295.4 344.4 0.09 36 211 12077 -52.1 -60.1 38 8.0 -52.3 85 5 344.9 345.0 295.6 345.2 0.06 37 200 12420 -55.1 -59.2 60 4.1 -55.2 80 4 345.5 345.5 295.7 345.8 0.07 38 180 13085 -60.7 -63.7 68 3.0 -60.7 95 8 346.9 346.9 296.0 347.1 0.04 39 173 13330 -62.7 -66.6 59 3.9 -62.7 100 9 347.6 347.6 296.1 347.7 0.03 40 165 13621 -64.7 -68.3 61 3.6 -64.7 107 11 349.0 349.0 296.4 349.1 0.02 41 157 13924 -65.5 -73.5 32 8.0 -65.5 114 12 352.6 352.6 297.2 352.7 0.01 42 150 14200 -67.9 -73.9 42 6.0 -67.9 120 14 353.1 353.1 297.3 353.2 0.01 43 146 14362 -69.1 -74.1 48 5.0 -69.1 114 14 353.8 353.8 297.4 353.8 0.01 44 121 15468 -75.1 -82.1 33 7.0 -75.1 72 10 362.3 362.3 299.1 362.3 0.00 45 100 16570 -76.3 -86.3 19 10.0 -76.3 30 7 380.3 380.3 302.3 380.3 0.00 46 93 16983 -79.3 -87.3 26 8.0 -79.3 345 14 382.4 382.4 302.6 382.4 0.00 47 70 18620 -71.9 -87.9 7 16.0 -72.0 270 7 430.6 430.6 308.9 430.6 0.00 48 64 19152 -70.5 -88.5 5 18.0 -70.6 223 9 444.8 444.8 310.4 444.8 0.00 49 53 20265 -73.7 -90.7 6 17.0 -73.8 125 14 462.1 462.1 312.0 462.1 0.00 50 50 20610 -69.3 -90.3 3 21.0 -69.5 95 15 480.2 480.2 313.5 480.2 0.00 51 49 20731 -68.3 -90.3 3 22.0 -68.5 95 17 485.3 485.3 313.9 485.3 0.00 52 44 21374 -69.7 -90.7 3 21.0 -69.9 92 27 497.1 497.1 314.7 497.1 0.00 53 37 22423 -63.1 -88.1 2 25.0 -63.6 89 42 539.3 539.3 317.5 539.3 0.00 54 34 22940 -65.3 -89.3 2 24.0 -65.7 87 50 546.7 546.7 317.9 546.7 0.00 55 30 23710 -60.9 -87.9 2 27.0 -61.7 85 61 578.6 578.6 319.6 578.7 0.01 56 26 24600 -61.3 -88.3 2 27.0 -62.2 87 61 601.7 601.7 320.7 601.7 0.01 57 21 25938 -57.5 -86.5 1 29.0 -59.2 89 61 651.0 651.0 322.7 651.1 0.01 58 20 26250 -52.3 -84.3 1 32.0 -55.1 90 61 676.1 676.1 323.6 676.2 0.02 59 19 26582 -50.5 -82.5 1 32.0 -53.9 89 63 691.7 691.7 324.1 691.9 0.02 60 13 29090 -43.9 -80.0 1 36.1 -51.0 85 74 793.8 793.9 327.1 794.3 0.05 61 12 29628 -42.5 -79.5 1 37.0 -50.7 90 58 817.2 817.2 327.7 817.7 0.06 62 10 30880 -34.5 -75.5 1 41.0 -47.9 100 20 890.8 890.8 329.2 892.2 0.14 63 9.3 31385 -36.7 -75.7 1 39.0 -49.1 901.1 901.1 329.5 902.6 0.14 TRP 93 16983 -79.3 -87.3 26 8.0 -79.3 345 14 382.4 382.4 302.6 382.4 0.00 WND 13 29090 -43.9 -80.0 1 36.1 -51.0 85 74 793.8 793.9 327.1 794.3 0.05 Sounding variables and indices 1000-500 mb thick: 5758.00 m Freezing level: 579.00 mb = 4704.47 m = 15434.43 ft Wetbulb zero: 684.30 mb = 3344.45 m = 10972.47 ft Precipitable water: 1.65 inches Sfc-500 mean rel hum: 54.53 % Est. max temperature: 29.56 C = 85.21 F Sfc-Lift cond lev (LCL): 927.92 mb = 767.45 m = 2517.85 ft T: 20.04 C 700-500 lapse rate: 5.64 C/km ThetaE index: 28.19 C Layer 925.0- 720.0 mb Conv cond level (CCL): 937.40 mb = 678.45 m = 2225.85 ft Mean mixing ratio: 16.69 g/kg Conv temperature: 27.31 C = 81.15 F Cap Strength: 0.77 C Lifted Index: -2.09 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.71 C Lifted Index @700 mb: -0.50 C Showalter Index: 0.84 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 20.90 C K Index: 17.50 Risk: < 20 % chance of thunderstorms Sweat Index: 230.40 Risk: None Energy Index: -2.34 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 704.87 J/kg Max Up Vert Vel: 37.55 m/s Conv Inhibition (B-): 1.72 J/kg Cap Strength: 1.38 C Lift Cond Lev (LCL): 938.92 mb = 664.29 m = 2179.40 ft Lev Free Conv (LFC): 933.92 mb = 711.03 m = 2332.73 ft Equ Level (EL): 813.92 mb = 1888.90 m = 6197.12 ft B at Equ Level: 48.23 J/kg Max Parcel Lev (MPL): 113.92 mb = 15816.60 m = 51891.09 ft Wind level data Storm motion: 140 at 9 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 1000 112 130 12 -9.2 7.7 | 107 4 -3.7 1.2 1 925 795 120 20 -17.3 10.0 | 106 12 -11.9 3.4 2 850 1521 120 16 -13.9 8.0 | 100 9 -8.4 1.4 3 700 3157 15 3 -0.8 -2.9 | 334 11 4.7 -9.5 4 500 5870 110 16 -15.0 5.5 | 84 10 -9.6 -1.1 5 400 7590 85 16 -15.9 -1.4 | 53 13 -10.5 -8.0 6 300 9690 115 11 -10.0 4.6 | 67 5 -4.5 -1.9 7 250 10960 100 9 -8.9 1.6 | 34 6 -3.4 -5.0 8 200 12420 80 4 -3.9 -0.7 | 348 7 1.5 -7.3 9 150 14200 120 14 -12.1 7.0 | 94 7 -6.7 0.4 10 100 16570 30 7 -3.5 -6.1 | 351 13 2.0 -12.6 11 93 16983 345 14 3.6 -13.5 | 336 22 9.1 -20.1 12 70 18620 270 7 7.0 -0.0 | 298 14 12.5 -6.6 13 50 20610 95 15 -14.9 1.3 | 61 11 -9.5 -5.3 14 30 23710 85 61 -60.8 -5.3 | 78 57 -55.3 -11.9 15 20 26250 90 61 -61.0 0.0 | 83 56 -55.5 -6.6 16 13 29090 85 74 -73.7 -6.4 | 79 69 -68.3 -13.0 17 10 30880 100 20 -19.7 3.5 | 78 15 -14.2 -3.1 Wind Parameters Mean winds (0-6000m): 110.3 at 11.4 knts Storm direction: 140.3 at 8.5 knts Storm rel Dir Shear (0-3000m): -64.5 deg Energy-Hel index: -44.05 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 ------------------------------------------------------------------------------- 500 127 14 108 6| | | 1000 123 17 106 9| | | 1500 122 17 105 9| | | 2000 119 16 98 9| | | 2500 115 15 89 8| | | 3000 116 13 84 7| | | 4000 111 11 64 6| | | 5000 105 11 54 6| | | 6000 110 11 63 6| | | Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20251008.11.gif