UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025072411.upa.cvt Date: 1100Z 24 JUL 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 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 1009 4 27.8 21.8 70 6.0 23.5 180 21 300.2 303.2 296.3 348.6 16.51 1 1007 22 25.8 21.8 79 4.0 22.9 181 22 298.4 301.4 295.8 346.5 16.55 2 1000 86 25.4 21.7 80 3.7 22.8 185 27 298.5 301.6 295.9 346.7 16.56 3 956 481 21.4 20.2 93 1.2 20.6 171 34 298.4 301.2 295.3 344.2 15.78 4 925 767 20.4 18.1 87 2.3 18.8 160 39 300.2 302.8 294.8 342.0 14.27 5 910 908 19.8 17.3 86 2.5 18.1 160 36 301.0 303.5 294.7 341.4 13.78 6 892 1081 21.2 16.3 74 4.9 17.8 160 33 304.1 306.6 295.1 343.4 13.18 7 850 1498 19.0 15.1 78 3.9 16.4 160 24 306.0 308.4 295.4 344.5 12.80 8 700 3142 8.8 7.4 91 1.4 7.9 100 7 312.2 314.0 294.5 340.9 9.27 9 658 3652 5.2 4.1 93 1.1 4.5 106 12 313.7 315.2 293.9 338.2 7.83 10 653 3714 5.4 -0.6 65 6.0 2.2 106 12 314.7 315.7 292.4 332.4 5.62 11 641 3866 4.8 1.7 80 3.1 3.1 108 14 315.6 317.0 293.6 337.0 6.77 12 632 3981 5.0 -1.0 65 6.0 1.8 109 15 317.2 318.2 293.1 335.1 5.63 13 604 4350 2.6 2.2 97 0.4 2.4 113 18 318.5 320.0 294.8 342.2 7.45 14 566 4874 -0.7 -2.6 87 1.9 -1.7 119 23 320.6 321.7 294.0 338.7 5.59 15 559 4974 1.8 -22.2 15 24.0 -6.3 120 24 324.7 324.9 291.3 328.8 1.15 16 552 5076 2.2 -44.8 2 47.0 -7.8 121 25 326.4 326.4 290.8 326.9 0.13 17 546 5164 2.2 -44.8 2 47.0 -7.8 122 26 327.4 327.4 291.1 327.9 0.13 18 500 5870 -2.3 -47.3 2 45.0 -10.9 130 33 330.2 330.3 291.9 330.7 0.11 19 445 6783 -9.5 -52.5 2 43.0 -15.9 182 19 332.4 332.4 292.4 332.6 0.07 20 440 6870 -8.9 -53.9 1 45.0 -15.6 187 18 334.2 334.2 292.9 334.4 0.06 21 400 7600 -14.5 -50.5 3 36.0 -19.6 230 7 336.1 336.2 293.4 336.5 0.09 22 312 9422 -29.9 -45.9 20 16.0 -31.6 178 6 339.4 339.5 294.4 340.2 0.20 23 300 9700 -31.9 -49.9 15 18.0 -33.5 170 6 340.4 340.4 294.6 341.0 0.13 24 272 10388 -36.3 -56.3 11 20.0 -37.6 165 14 343.7 343.7 295.3 344.0 0.07 25 250 10970 -40.5 -63.5 7 23.0 -41.5 160 20 345.9 345.9 295.7 346.0 0.03 26 215 11980 -49.1 -64.1 16 15.0 -49.6 204 18 347.8 347.8 296.1 347.9 0.03 27 201 12418 -53.3 -63.3 29 10.0 -53.5 224 17 347.9 347.9 296.2 348.0 0.04 28 200 12450 -53.7 -62.7 32 9.0 -53.9 225 17 347.7 347.7 296.2 347.9 0.04 29 199 12482 -53.9 -61.9 37 8.0 -54.1 222 18 347.9 347.9 296.2 348.1 0.05 30 197 12547 -54.3 -59.1 55 4.8 -54.4 216 19 348.3 348.3 296.3 348.6 0.07 31 161 13810 -63.7 -67.8 57 4.1 -63.7 101 39 353.1 353.1 297.3 353.2 0.03 32 150 14240 -67.3 -72.3 49 5.0 -67.4 60 46 354.2 354.2 297.5 354.2 0.01 33 138 14739 -70.9 -76.9 41 6.0 -70.9 69 71 356.4 356.4 298.0 356.4 0.01 34 136 14826 -69.5 -79.0 24 9.6 -69.5 70 75 360.4 360.4 298.8 360.4 0.01 35 133 14960 -67.3 -82.3 10 15.0 -67.4 75 71 366.5 366.5 299.9 366.6 0.00 36 128 15191 -67.7 -87.7 4 20.0 -67.8 84 64 369.9 369.9 300.5 369.9 0.00 37 100 16640 -78.5 -83.2 46 4.7 -78.5 140 17 376.1 376.1 301.6 376.1 0.00 38 87 17419 -84.7 -88.1 55 3.4 -84.7 120 27 378.9 378.9 302.1 378.9 0.00 39 81 17815 -82.1 -89.1 29 7.0 -82.1 169 23 392.0 392.0 304.1 392.0 0.00 40 79 17958 -74.3 -87.3 12 13.0 -74.3 187 21 411.0 411.0 306.6 411.0 0.00 41 75 18262 -71.1 -91.1 4 20.0 -71.2 222 18 423.8 423.8 308.2 423.8 0.00 42 70 18670 -70.9 -89.9 4 19.0 -71.0 270 14 432.7 432.7 309.1 432.7 0.00 43 65 19115 -66.9 -89.9 3 23.0 -67.1 300 12 450.7 450.7 310.9 450.7 0.00 44 59 19697 -69.9 -89.9 4 20.0 -70.1 339 9 456.6 456.6 311.5 456.6 0.00 45 50 20690 -67.5 -90.5 2 23.0 -67.7 45 5 484.4 484.4 313.8 484.4 0.00 46 46 21194 -66.3 -90.3 2 24.0 -66.6 52 12 499.0 499.0 314.9 499.0 0.00 47 43 21607 -62.3 -89.3 2 27.0 -62.8 57 18 518.6 518.6 316.2 518.6 0.00 48 34 23048 -65.1 -90.1 2 25.0 -65.5 75 37 547.2 547.2 317.9 547.2 0.00 49 32 23420 -61.7 -89.7 1 28.0 -62.4 80 43 565.9 565.9 318.9 565.9 0.00 50 30 23820 -61.5 -88.5 2 27.0 -62.3 85 48 577.0 577.0 319.5 577.0 0.01 51 25 24957 -57.7 -87.7 1 30.0 -59.1 96 50 618.8 618.8 321.5 618.8 0.01 52 20 26370 -55.3 -86.3 1 31.0 -57.5 110 52 666.9 666.9 323.3 667.0 0.01 53 19 26698 -53.9 -85.9 1 32.0 -56.5 681.1 681.1 323.8 681.2 0.01 TRP 87 17419 -84.7 -88.1 55 3.4 -84.7 120 27 378.9 378.9 302.1 378.9 0.00 WND 136 14826 -69.5 -79.0 24 9.6 -69.5 70 75 360.4 360.4 298.8 360.4 0.01 Sounding variables and indices 1000-500 mb thick: 5784.00 m Freezing level: 574.06 mb = 4762.53 m = 15624.92 ft Freezing level: 564.04 mb = 4901.58 m = 16081.10 ft Freezing level: 523.51 mb = 5509.12 m = 18074.31 ft Wetbulb zero: 581.79 mb = 4651.99 m = 15262.26 ft Precipitable water: 1.97 inches Sfc-500 mean rel hum: 70.97 % Est. max temperature: 33.27 C = 91.88 F Sfc-Lift cond lev (LCL): 924.99 mb = 767.07 m = 2516.60 ft T: 20.40 C 700-500 lapse rate: 4.07 C/km ThetaE index: 12.06 C Layer 700.0- 641.0 mb Conv cond level (CCL): 827.88 mb = 1721.26 m = 5647.12 ft Mean mixing ratio: 15.48 g/kg Conv temperature: 34.54 C = 94.18 F Cap Strength: 3.41 C Lifted Index: 2.78 C Risk: None Lifted Index @300 mb: -0.34 C Lifted Index @700 mb: -0.18 C Showalter Index: 2.72 C Risk: Showers probable Total Totals Index: 38.70 C Risk: None Vertical Totals Index: 21.30 C Cross Totals Index: 17.40 C K Index: 35.00 Risk: 60-80 % chance of thunderstorms Sweat Index: 262.20 Risk: None Energy Index: -2.53 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 62.56 J/kg Max Up Vert Vel: 11.19 m/s Conv Inhibition (B-): 127.45 J/kg Cap Strength: 3.41 C Lift Cond Lev (LCL): 926.04 mb = 757.24 m = 2484.35 ft Lev Free Conv (LFC): 701.04 mb = 3129.44 m = 10267.05 ft Equ Level (EL): 561.04 mb = 4944.35 m = 16221.41 ft B at Equ Level: 43.83 J/kg Max Parcel Lev (MPL): 531.04 mb = 5386.81 m = 17673.04 ft Wind level data Storm motion: 174 at 16 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 4 180 21 0.0 21.0 | 201 5 1.8 4.7 1 1000 86 185 27 2.4 26.9 | 202 11 4.2 10.6 2 925 767 160 39 -13.3 36.6 | 151 23 -11.5 20.4 3 850 1498 160 24 -8.2 22.6 | 134 9 -6.4 6.3 4 700 3142 100 7 -6.9 1.2 | 19 16 -5.1 -15.1 5 500 5870 130 33 -25.3 21.2 | 102 24 -23.5 4.9 6 400 7600 230 7 5.4 4.5 | 329 14 7.2 -11.8 7 300 9700 170 6 -1.0 5.9 | 356 10 0.8 -10.4 8 250 10970 160 20 -6.8 18.8 | 117 6 -5.0 2.5 9 200 12450 225 17 12.0 12.0 | 287 14 13.8 -4.3 10 150 14240 60 46 -39.8 -23.0 | 44 55 -38.0 -39.3 11 136 14826 70 75 -70.5 -25.7 | 59 80 -68.6 -41.9 12 100 16640 140 17 -10.9 13.0 | 70 10 -9.1 -3.3 13 87 17419 120 27 -23.4 13.5 | 83 22 -21.6 -2.8 14 70 18670 270 14 14.0 -0.0 | 316 23 15.8 -16.3 15 50 20690 45 5 -3.5 -3.5 | 5 20 -1.7 -19.8 16 30 23820 85 48 -47.8 -4.2 | 66 50 -46.0 -20.5 17 20 26370 110 52 -48.9 17.8 | 92 47 -47.0 1.5 Wind Parameters Mean winds (0-6000m): 143.6 at 21.9 knts Storm direction: 173.6 at 16.4 knts Shear (0-3000m) pos: 0.0 neg: 3.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): -177.1 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -140.5 tot: -140.5 m^2/s^2 ave: -46.8 10^-3 m/s^2 rel: -0.64 Storm rel vorticity (0-3000m) horiz: 10.5 stream: -6.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.71 Bulk Shear: 36.64 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 ------------------------------------------------------------------------------- 500 177 30 182 13| 0.0 14.6 14.6| 0.0 -32.8 -32.8 -65.6 -0.50| 17.7 -8.9 1000 168 33 163 17| 0.0 8.3 8.3| 0.0 -67.9 -67.9 -67.9 -0.53| 14.8 -7.8 1500 166 32 157 16| 0.0 2.9 2.9| 0.0 -78.6 -78.6 -52.4 -0.47| 13.3 -6.3 2000 163 29 150 13| 0.0 3.4 3.4| 0.0 -98.7 -98.7 -49.3 -0.56| 12.2 -6.9 2500 160 27 141 11| 0.0 3.6 3.6| 0.0-118.7-118.7 -47.5 -0.61| 11.3 -6.8 3000 159 24 133 9| 0.0 3.5 3.5| 0.0-140.5-140.5 -46.8 -0.64| 10.5 -6.7 4000 154 21 108 8| 0.6 2.7 3.3| 34.1-145.0-110.9 -27.7 -0.46| 9.0 -4.1 5000 147 20 95 9| 1.5 2.2 3.7| 81.3-145.0 -63.7 -12.7 -0.28| 8.3 -2.3 6000 144 22 97 11| 2.0 1.8 3.8|147.3-145.0 2.3 0.4 -0.12| 8.1 -0.9 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250724.11.gif