UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025071211.upa.cvt Date: 1100Z 12 JUL 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 12 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 28.6 20.6 62 8.0 22.9 170 7 300.8 303.6 295.7 345.7 15.28 1 1009 22 26.4 21.5 74 4.9 22.9 167 7 298.8 301.7 295.7 346.0 16.20 2 1000 104 25.4 21.4 79 4.0 22.5 155 5 298.5 301.5 295.7 345.8 16.25 3 925 785 20.8 16.5 76 4.3 17.9 90 5 300.6 302.9 293.9 338.3 12.87 4 891 1109 18.2 15.1 82 3.1 16.1 92 5 301.1 303.4 293.6 337.0 12.20 5 852 1492 15.8 14.5 92 1.3 15.0 95 6 302.5 304.8 294.0 338.8 12.28 6 850 1512 15.8 13.8 88 2.0 14.5 95 6 302.7 304.9 293.7 337.5 11.75 7 836 1653 15.8 9.8 67 6.0 12.1 107 8 304.1 305.8 292.1 331.5 9.14 8 820 1816 14.4 8.4 67 6.0 10.7 120 10 304.3 305.9 291.6 329.7 8.46 9 807 1951 15.8 -8.2 18 24.0 4.9 131 11 307.2 307.7 287.2 315.3 2.55 10 797 2057 16.0 -13.0 12 29.0 3.9 140 12 308.5 308.9 286.8 314.2 1.76 11 788 2154 15.6 -21.4 6 37.0 2.5 148 13 309.1 309.3 286.1 312.1 0.88 12 760 2460 15.0 -13.0 13 28.0 3.2 173 17 311.7 312.0 288.0 317.7 1.85 13 719 2925 10.8 -3.2 37 14.0 3.7 211 22 312.0 312.8 290.3 325.3 4.20 14 700 3148 9.8 -6.2 32 16.0 2.2 230 25 313.3 314.0 290.0 324.3 3.43 15 697 3184 9.8 -7.2 29 17.0 1.8 230 25 313.7 314.3 290.0 324.0 3.19 16 683 3352 10.4 -17.6 12 28.0 -0.3 229 24 316.2 316.5 289.0 320.9 1.40 17 625 4081 4.6 -9.4 35 14.0 -1.6 227 21 317.7 318.3 291.0 327.5 3.00 18 617 4186 4.6 -21.4 13 26.0 -4.3 226 21 318.9 319.1 289.6 322.7 1.12 19 538 5290 -0.5 -39.5 3 39.0 -9.3 222 16 325.5 325.6 290.7 326.4 0.23 20 527 5454 -1.5 -36.5 5 35.0 -9.8 222 16 326.3 326.3 291.0 327.5 0.32 21 500 5870 -4.9 -40.9 4 36.0 -12.3 220 14 327.1 327.1 291.1 327.9 0.21 22 435 6952 -12.5 -37.5 10 25.0 -17.4 226 10 330.7 330.8 292.3 332.0 0.35 23 427 7094 -13.1 -27.1 30 14.0 -16.8 227 10 331.7 331.9 293.1 335.2 0.97 24 410 7403 -15.5 -41.5 9 26.0 -19.9 229 9 332.5 332.5 292.6 333.4 0.25 25 406 7478 -15.9 -29.9 29 14.0 -19.2 229 8 332.9 333.1 293.3 335.8 0.79 26 400 7590 -16.7 -28.7 35 12.0 -19.6 230 8 333.3 333.5 293.4 336.6 0.89 27 379 7991 -19.9 -26.9 54 7.0 -21.6 260 10 334.2 334.5 293.9 338.3 1.12 28 373 8108 -20.9 -27.9 53 7.0 -22.5 269 11 334.4 334.7 293.9 338.2 1.03 29 328 9045 -26.1 -39.1 28 13.0 -28.0 340 16 339.8 339.9 294.6 341.4 0.39 30 300 9680 -32.1 -41.1 40 9.0 -33.2 30 19 340.1 340.2 294.7 341.5 0.35 31 250 10940 -43.1 -49.1 52 6.0 -43.5 65 40 342.0 342.0 295.0 342.7 0.18 32 242 11159 -44.1 -59.1 17 15.0 -44.7 67 41 343.7 343.7 295.3 343.9 0.05 33 227 11586 -47.9 -62.9 16 15.0 -48.4 71 43 344.2 344.2 295.4 344.4 0.04 34 213 12004 -51.5 -61.5 29 10.0 -51.8 76 45 344.9 345.0 295.6 345.1 0.05 35 202 12346 -54.7 -57.3 73 2.6 -54.8 79 47 345.2 345.2 295.6 345.5 0.08 36 200 12410 -55.3 -58.2 70 2.9 -55.4 80 47 345.2 345.2 295.6 345.5 0.07 37 189 12767 -58.1 -62.5 57 4.4 -58.2 74 54 346.3 346.3 295.8 346.5 0.05 38 180 13071 -60.1 -75.1 12 15.0 -60.3 70 60 347.9 347.9 296.2 347.9 0.01 39 172 13352 -62.5 -71.5 29 9.0 -62.6 65 66 348.5 348.5 296.3 348.6 0.01 40 163 13681 -63.0 -75.1 18 12.1 -63.1 60 73 353.1 353.1 297.3 353.1 0.01 41 150 14190 -63.7 -80.7 8 17.0 -63.8 65 45 360.3 360.3 298.8 360.4 0.00 42 140 14612 -64.7 -81.7 8 17.0 -64.8 69 40 365.8 365.8 299.8 365.8 0.00 43 104 16366 -78.1 -85.1 31 7.0 -78.1 85 19 372.6 372.6 301.0 372.6 0.00 44 100 16590 -76.9 -84.9 27 8.0 -76.9 45 15 379.1 379.1 302.1 379.2 0.00 45 85 17529 -73.3 -87.3 10 14.0 -73.3 341 17 404.5 404.5 305.8 404.5 0.00 46 71 18577 -74.1 -89.1 8 15.0 -74.2 271 19 424.1 424.1 308.2 424.1 0.00 47 70 18660 -73.3 -90.3 6 17.0 -73.4 265 19 427.6 427.6 308.6 427.6 0.00 48 68 18831 -70.1 -89.1 5 19.0 -70.2 271 19 438.0 438.0 309.7 438.0 0.00 49 58 19781 -69.3 -90.3 3 21.0 -69.5 307 17 460.2 460.2 311.8 460.2 0.00 50 56 19993 -64.5 -89.5 2 25.0 -64.8 315 17 475.8 475.8 313.1 475.8 0.00 51 52 20448 -63.1 -89.1 2 26.0 -63.5 331 16 489.3 489.3 314.2 489.3 0.00 52 50 20690 -62.3 -88.3 2 26.0 -62.7 340 16 496.7 496.7 314.7 496.7 0.00 53 41 21917 -62.1 -88.1 2 26.0 -62.6 21 25 526.2 526.2 316.7 526.2 0.00 54 38 22385 -63.7 -88.7 2 25.0 -64.2 36 29 533.7 533.7 317.2 533.7 0.00 55 31 23661 -55.1 -85.1 1 30.0 -56.6 78 38 588.9 588.9 320.1 588.9 0.01 56 30 23870 -55.9 -84.9 1 29.0 -57.3 85 40 592.2 592.3 320.3 592.3 0.01 57 29 24085 -55.1 -85.1 1 30.0 -56.7 85 41 600.2 600.2 320.6 600.3 0.01 58 20 26450 -54.7 -84.7 1 30.0 -57.0 90 52 668.7 668.7 323.4 668.9 0.02 59 17 27486 -56.5 -85.5 1 29.0 -58.6 694.8 694.8 324.3 694.9 0.02 60 12 29711 -53.5 -83.5 1 30.0 -57.2 778.2 778.2 326.7 778.5 0.03 TRP 104 16366 -78.1 -85.1 31 7.0 -78.1 85 19 372.6 372.6 301.0 372.6 0.00 WND 163 13681 -63.0 -75.1 18 12.1 -63.1 60 73 353.1 353.1 297.3 353.1 0.01 Sounding variables and indices 1000-500 mb thick: 5766.00 m Freezing level: 545.75 mb = 5181.47 m = 16999.37 ft Wetbulb zero: 684.81 mb = 3329.85 m = 10924.58 ft Precipitable water: 1.26 inches Sfc-500 mean rel hum: 34.96 % Est. max temperature: 29.97 C = 85.95 F Sfc-Lift cond lev (LCL): 900.28 mb = 1019.05 m = 3343.31 ft T: 18.92 C 700-500 lapse rate: 5.40 C/km ThetaE index: 26.77 C Layer 850.0- 760.0 mb Conv cond level (CCL): 879.88 mb = 1216.18 m = 3990.05 ft Mean mixing ratio: 14.46 g/kg Conv temperature: 29.31 C = 84.75 F Cap Strength: 3.53 C Lifted Index: 1.12 C Risk: Showers probable Lifted Index @300 mb: 0.81 C Lifted Index @700 mb: 1.52 C Showalter Index: 2.93 C Risk: Showers probable Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 18.70 C K Index: 18.50 Risk: < 20 % chance of thunderstorms Sweat Index: 191.60 Risk: None Energy Index: -1.72 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.69 J/kg Max Up Vert Vel: 3.92 m/s Conv Inhibition (B-): 333.18 J/kg Cap Strength: 3.41 C Lift Cond Lev (LCL): 904.00 mb = 983.41 m = 3226.37 ft Lev Free Conv (LFC): 389.00 mb = 7797.16 m = 25580.92 ft Equ Level (EL): 359.00 mb = 8386.88 m = 27515.68 ft B at Equ Level: 6.06 J/kg Max Parcel Lev (MPL): 339.00 mb = 8804.30 m = 28885.14 ft Wind level data Storm motion: 250 at 11 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 7 -1.2 6.9 | 104 12 -11.7 3.0 1 1000 104 155 5 -2.1 4.5 | 93 13 -12.6 0.6 2 925 785 90 5 -5.0 0.0 | 76 16 -15.5 -3.9 3 850 1512 95 6 -6.0 0.5 | 78 17 -16.4 -3.4 4 700 3148 230 25 19.2 16.1 | 216 15 8.7 12.2 5 500 5870 220 14 9.0 10.7 | 168 7 -1.5 6.8 6 400 7590 230 8 6.1 5.1 | 106 4 -4.3 1.2 7 300 9680 30 19 -9.5 -16.5 | 44 29 -20.0 -20.4 8 250 10940 65 40 -36.3 -16.9 | 66 51 -46.7 -20.8 9 200 12410 80 47 -46.3 -8.2 | 78 58 -56.7 -12.1 10 163 13681 60 73 -63.2 -36.5 | 61 84 -73.7 -40.4 11 150 14190 65 45 -40.8 -19.0 | 66 56 -51.2 -22.9 12 104 16366 85 19 -18.9 -1.7 | 79 30 -29.4 -5.6 13 100 16590 45 15 -10.6 -10.6 | 55 26 -21.1 -14.5 14 70 18660 265 19 18.9 1.7 | 285 9 8.5 -2.3 15 50 20690 340 16 5.5 -15.0 | 15 20 -5.0 -18.9 16 30 23870 85 40 -39.8 -3.5 | 82 51 -50.3 -7.4 17 20 26450 90 52 -52.0 0.0 | 86 63 -62.5 -3.9 Wind Parameters Mean winds (0-6000m): 219.5 at 14.9 knts Storm direction: 249.5 at 11.2 knts Shear (0-3000m) pos: 4.6 neg: 1.4 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 90.9 deg Storm rel helicity (0-3000m) pos: 167.1 neg: -24.9 tot: 142.1 m^2/s^2 ave: 47.4 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 7.8 stream: 5.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.27 Bulk Shear: 28.31 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 ------------------------------------------------------------------------------- 500 142 5 91 14| 0.0 5.8 5.8| 0.0 -16.3 -16.3 -32.5 -0.80| 6.0 -4.8 1000 120 5 85 15| 0.0 4.1 4.1| 0.8 -24.9 -24.1 -24.1 -0.78| 4.4 -3.4 1500 109 5 82 16| 0.3 2.7 3.0| 3.0 -24.9 -21.9 -14.6 -0.66| 3.2 -2.1 2000 114 6 85 16| 2.2 2.0 4.3| 42.2 -24.9 17.2 8.6 0.11| 4.6 0.5 2500 138 8 97 16| 3.7 1.6 5.3|100.9 -24.9 76.0 30.4 0.46| 6.1 2.8 3000 179 10 120 12| 4.6 1.4 6.0|167.1 -24.9 142.1 47.4 0.64| 7.8 5.0 4000 213 13 156 8| 3.6 1.2 4.8|187.2 -32.4 154.8 38.7 0.60| 7.0 4.2 5000 218 15 169 8| 2.8 1.4 4.3|187.2 -40.5 146.7 29.3 0.50| 6.0 3.0 6000 220 15 173 8| 2.4 1.5 3.9|187.2 -47.2 140.0 23.3 0.42| 5.4 2.3 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250712.11.gif