UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102111.upa.cvt Date: 1100Z 21 OCT 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 21 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 1008 4 29.4 22.4 66 7.0 24.3 210 7 301.9 305.0 297.2 352.5 17.16 1 1000 74 27.6 22.6 74 5.0 24.0 195 6 300.8 304.0 297.1 352.2 17.52 2 987 190 26.2 22.0 78 4.2 23.2 199 7 300.5 303.6 296.8 350.6 17.10 3 925 759 21.2 19.6 91 1.6 20.1 220 12 301.0 303.9 296.0 347.2 15.71 4 879 1201 18.4 16.5 89 1.9 17.1 241 14 302.5 305.0 295.0 342.6 13.56 5 850 1489 17.2 13.7 80 3.5 14.9 255 15 304.2 306.3 294.0 338.9 11.67 6 828 1713 15.8 12.2 79 3.6 13.5 256 16 305.0 307.0 293.7 337.4 10.85 7 814 1858 15.4 9.4 67 6.0 11.7 257 16 306.0 307.7 292.7 333.6 9.13 8 802 1984 16.6 3.6 42 13.0 9.2 258 17 308.6 309.8 291.0 327.6 6.19 9 797 2037 16.4 5.4 48 11.0 9.9 258 17 309.0 310.3 291.9 330.7 7.07 10 782 2199 15.2 8.2 63 7.0 10.9 259 18 309.4 311.0 293.3 336.1 8.76 11 771 2319 15.0 0.0 36 15.0 6.9 260 18 310.4 311.3 290.5 325.9 4.96 12 758 2463 13.2 7.2 67 6.0 9.6 261 19 310.0 311.6 293.3 335.8 8.44 13 753 2519 13.8 -0.2 38 14.0 6.3 261 19 311.2 312.2 290.8 326.9 5.01 14 706 3060 10.2 4.2 66 6.0 6.7 265 21 313.0 314.4 293.3 335.9 7.34 15 700 3131 10.0 2.0 57 8.0 5.5 265 21 313.6 314.8 292.6 333.4 6.33 16 682 3347 9.0 -2.0 46 11.0 3.2 265 20 314.8 315.7 291.7 330.2 4.84 17 652 3717 6.2 -0.8 61 7.0 2.5 266 18 315.7 316.8 292.6 333.3 5.54 18 646 3793 6.2 -8.8 33 15.0 -0.6 266 17 316.5 317.1 290.7 326.4 3.04 19 644 3819 5.8 -1.2 61 7.0 2.1 266 17 316.4 317.4 292.7 333.7 5.45 20 638 3895 6.2 -21.8 11 28.0 -3.3 266 17 317.7 317.9 289.1 321.3 1.05 21 630 3998 5.8 -24.2 9 30.0 -3.9 267 16 318.4 318.5 289.2 321.3 0.86 22 621 4116 4.8 -8.2 38 13.0 -1.2 267 15 318.5 319.2 291.5 329.4 3.32 23 607 4302 4.2 -28.8 7 33.0 -5.4 267 14 319.9 320.0 289.3 322.0 0.58 24 595 4464 2.8 -8.2 44 11.0 -2.3 267 13 320.1 320.8 292.1 331.5 3.46 25 569 4824 0.6 -20.4 19 21.0 -6.6 268 11 321.7 321.9 290.6 326.2 1.33 26 561 4937 0.0 -13.0 37 13.0 -5.3 268 10 322.3 322.7 291.9 330.7 2.50 27 537 5286 -2.3 -33.3 7 31.0 -10.0 269 8 323.6 323.6 290.3 325.1 0.43 28 522 5510 -3.9 -28.9 12 25.0 -10.6 269 7 324.3 324.4 290.7 326.7 0.67 29 515 5617 -3.5 -27.5 14 24.0 -10.3 270 6 326.0 326.2 291.4 328.8 0.78 30 500 5850 -5.1 -28.1 15 23.0 -11.5 270 5 326.8 327.0 291.6 329.6 0.76 31 486 6073 -6.9 -32.9 11 26.0 -13.1 260 5 327.3 327.4 291.5 329.1 0.49 32 473 6284 -8.7 -14.7 62 6.0 -11.0 251 5 327.6 328.1 293.4 336.4 2.59 33 471 6317 -8.5 -27.5 20 19.0 -13.6 250 5 328.2 328.4 292.0 331.3 0.85 34 470 6333 -8.5 -30.5 15 22.0 -14.0 249 5 328.4 328.6 291.9 330.8 0.64 35 465 6416 -8.7 -30.7 15 22.0 -14.2 246 5 329.2 329.3 292.2 331.5 0.64 36 455 6584 -9.7 -15.7 62 6.0 -11.9 238 5 330.0 330.5 294.0 338.5 2.47 37 443 6790 -11.3 -18.3 56 7.0 -13.7 229 6 330.5 330.9 293.7 337.6 2.04 38 435 6930 -11.7 -29.7 21 18.0 -16.2 223 6 331.7 331.9 292.9 334.5 0.75 39 424 7126 -12.7 -17.5 67 4.8 -14.4 215 6 332.9 333.4 294.6 340.9 2.28 40 421 7181 -12.9 -21.9 47 9.0 -15.7 212 6 333.3 333.6 294.0 338.9 1.57 41 402 7532 -14.3 -26.3 35 12.0 -17.6 197 6 335.9 336.2 294.3 340.0 1.11 42 400 7570 -14.5 -26.5 35 12.0 -17.7 195 6 336.1 336.4 294.4 340.2 1.10 43 353 8504 -21.3 -34.3 30 13.0 -23.8 171 8 339.2 339.3 294.7 341.5 0.59 44 300 9680 -31.5 -35.3 69 3.8 -32.1 140 10 341.0 341.1 295.1 343.4 0.63 45 293 9846 -32.9 -36.8 68 3.9 -33.4 132 12 341.3 341.4 295.1 343.5 0.56 46 250 10940 -41.1 -45.8 60 4.7 -41.5 75 28 345.0 345.0 295.7 346.0 0.25 47 200 12420 -52.3 -56.1 63 3.8 -52.4 80 44 349.9 350.0 296.7 350.4 0.10 48 188 12816 -55.3 -60.1 55 4.8 -55.4 81 49 351.4 351.4 297.0 351.6 0.06 49 175 13267 -59.7 -62.4 71 2.7 -59.7 82 55 351.4 351.4 297.0 351.6 0.05 50 171 13411 -60.7 -66.7 45 6.0 -60.8 83 57 352.1 352.1 297.1 352.2 0.03 51 160 13820 -64.3 -73.3 28 9.0 -64.4 84 62 352.7 352.7 297.3 352.8 0.01 52 151 14170 -67.5 -76.5 27 9.0 -67.5 85 66 353.1 353.1 297.3 353.2 0.01 53 150 14210 -67.9 -76.9 27 9.0 -67.9 85 67 353.1 353.1 297.3 353.2 0.01 54 149 14250 -68.1 -78.1 23 10.0 -68.2 85 67 353.5 353.5 297.4 353.5 0.01 55 147 14331 -68.5 -80.5 16 12.0 -68.5 83 65 354.1 354.1 297.5 354.1 0.00 56 138 14710 -68.7 -84.7 8 16.0 -68.8 75 55 360.2 360.2 298.7 360.2 0.00 57 101 16533 -79.1 -87.1 26 8.0 -79.1 35 6 373.8 373.8 301.2 373.8 0.00 58 100 16590 -79.1 -87.1 26 8.0 -79.1 35 5 374.9 374.9 301.4 374.9 0.00 59 94 16944 -76.5 -85.5 23 9.0 -76.5 17 9 386.7 386.7 303.3 386.7 0.00 60 79 17939 -78.5 -87.5 22 9.0 -78.5 326 19 402.3 402.3 305.5 402.3 0.00 61 70 18630 -77.1 -87.1 19 10.0 -77.1 290 26 419.4 419.4 307.6 419.5 0.00 62 65 19055 -77.9 -87.9 18 10.0 -77.9 329 26 426.7 426.7 308.4 426.7 0.00 63 60 19515 -75.5 -89.5 9 14.0 -75.6 10 26 441.9 441.9 310.1 441.9 0.00 64 58 19713 -71.3 -89.3 5 18.0 -71.4 28 26 455.7 455.7 311.4 455.7 0.00 65 54 20135 -72.3 -89.3 6 17.0 -72.4 65 26 462.8 462.8 312.0 462.8 0.00 66 51 20472 -71.1 -90.1 4 19.0 -71.2 95 26 473.3 473.3 312.9 473.3 0.00 67 50 20590 -67.1 -90.1 2 23.0 -67.3 105 26 485.4 485.4 313.9 485.4 0.00 68 37 22419 -63.1 -89.1 2 26.0 -63.6 93 43 539.3 539.3 317.5 539.3 0.00 69 35 22759 -65.1 -89.1 2 24.0 -65.5 91 46 542.7 542.7 317.7 542.7 0.00 70 30 23710 -58.9 -86.9 2 28.0 -59.9 85 54 584.1 584.1 319.9 584.1 0.01 71 29 23924 -56.9 -85.9 1 29.0 -58.2 85 55 595.3 595.3 320.4 595.3 0.01 72 24 25119 -58.5 -86.5 2 28.0 -59.8 88 60 623.7 623.7 321.6 623.8 0.01 73 20 26280 -53.3 -83.3 1 30.0 -55.9 90 65 673.0 673.0 323.5 673.2 0.02 74 15 28163 -49.3 -81.3 1 32.0 -53.8 140 45 744.0 744.1 325.8 744.3 0.04 75 13 29114 -45.9 -79.9 1 34.0 -52.1 165 35 786.9 786.9 326.9 787.4 0.05 76 12 29661 -36.7 -76.7 1 40.0 -47.9 178 30 837.7 837.8 328.1 838.7 0.09 77 10 30940 -32.5 -74.5 1 42.0 -47.1 210 17 898.2 898.3 329.4 900.0 0.16 78 8.5 32073 -37.9 -76.9 1 39.0 -50.1 919.8 919.9 329.8 921.3 0.13 79 8.2 32321 -36.1 -76.1 1 40.0 -49.6 936.5 936.5 330.1 938.2 0.15 TRP 101 16533 -79.1 -87.1 26 8.0 -79.1 35 6 373.8 373.8 301.2 373.8 0.00 WND 149 14250 -68.1 -78.1 23 10.0 -68.2 85 67 353.5 353.5 297.4 353.5 0.01 Sounding variables and indices 1000-500 mb thick: 5776.00 m Freezing level: 561.00 mb = 4937.26 m = 16198.17 ft Wetbulb zero: 647.11 mb = 3778.99 m = 12398.11 ft Precipitable water: 1.72 inches Sfc-500 mean rel hum: 50.65 % Est. max temperature: 31.24 C = 88.24 F Sfc-Lift cond lev (LCL): 911.03 mb = 890.72 m = 2922.28 ft T: 20.36 C 700-500 lapse rate: 5.55 C/km ThetaE index: 24.85 C Layer 1000.0- 797.0 mb Conv cond level (CCL): 903.62 mb = 961.48 m = 3154.44 ft Mean mixing ratio: 16.39 g/kg Conv temperature: 29.23 C = 84.61 F Cap Strength: 1.20 C Lifted Index: -1.84 C Risk: Thunderstorms probable Lifted Index @300 mb: -2.63 C Lifted Index @700 mb: -0.33 C Showalter Index: 2.15 C Risk: Showers probable Total Totals Index: 41.10 C Risk: None Vertical Totals Index: 22.30 C Cross Totals Index: 18.80 C K Index: 28.00 Risk: 40-60 % chance of thunderstorms Sweat Index: 199.40 Risk: None Energy Index: -1.73 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 552.03 J/kg Max Up Vert Vel: 33.23 m/s Conv Inhibition (B-): 3.44 J/kg Cap Strength: 1.15 C Lift Cond Lev (LCL): 914.90 mb = 854.07 m = 2802.02 ft Lev Free Conv (LFC): 889.90 mb = 1093.93 m = 3588.97 ft Equ Level (EL): 809.90 mb = 1900.70 m = 6235.81 ft B at Equ Level: 13.49 J/kg Max Parcel Lev (MPL): 759.90 mb = 2441.96 m = 8011.59 ft Wind level data Storm motion: 287 at 10 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 1008 4 210 7 3.5 6.1 | 145 11 -6.3 9.1 1 1000 74 195 6 1.6 5.8 | 137 12 -8.3 8.9 2 925 759 220 12 7.7 9.2 | 170 12 -2.1 12.3 3 850 1489 255 15 14.5 3.9 | 214 8 4.7 7.0 4 700 3131 265 21 20.9 1.8 | 246 12 11.1 4.9 5 500 5850 270 5 5.0 -0.0 | 123 6 -4.8 3.1 6 400 7570 195 6 1.6 5.8 | 137 12 -8.3 8.9 7 300 9680 140 10 -6.4 7.7 | 123 19 -16.2 10.7 8 250 10940 75 28 -27.0 -7.2 | 84 37 -36.9 -4.2 9 200 12420 80 44 -43.3 -7.6 | 85 53 -53.1 -4.6 10 150 14210 85 67 -66.7 -5.8 | 88 77 -76.6 -2.8 11 149 14250 85 67 -66.7 -5.8 | 88 77 -76.6 -2.8 12 101 16533 35 6 -3.4 -4.9 | 82 13 -13.2 -1.8 13 100 16590 35 5 -2.9 -4.1 | 85 13 -12.7 -1.0 14 70 18630 290 26 24.4 -8.9 | 292 16 14.6 -5.8 15 50 20590 105 26 -25.1 6.7 | 106 36 -34.9 9.8 16 30 23710 85 54 -53.8 -4.7 | 89 64 -63.6 -1.6 17 20 26280 90 65 -65.0 0.0 | 92 75 -74.8 3.1 18 10 30940 210 17 8.5 14.7 | 176 18 -1.3 17.8 Wind Parameters Mean winds (0-6000m): 257.4 at 13.7 knts Storm direction: 287.4 at 10.3 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 98.8 deg Storm rel helicity (0-3000m) pos: 57.5 neg: -4.3 tot: 53.2 m^2/s^2 ave: 17.7 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 4.1 stream: 3.2 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 34.83 Bulk Shear: 15.85 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 ------------------------------------------------------------------------------- 500 205 8 147 12| 2.8 0.0 2.8| 13.2 -4.3 8.9 17.7 0.45| 6.0 2.7 1000 216 10 159 12| 3.6 0.0 3.6| 30.1 -4.3 25.8 25.8 0.69| 5.9 4.1 1500 228 11 172 11| 3.9 0.0 3.9| 44.0 -4.3 39.6 26.4 0.76| 6.0 4.6 2000 238 12 184 10| 3.4 0.0 3.4| 48.1 -4.3 43.8 21.9 0.77| 5.0 3.9 2500 244 13 194 9| 3.2 0.0 3.2| 52.6 -4.3 48.3 19.3 0.78| 4.4 3.5 3000 249 15 204 9| 3.0 0.0 3.0| 57.5 -4.3 53.2 17.7 0.78| 4.1 3.2 4000 254 16 215 9| 1.7 0.0 1.7| 58.6 -8.0 50.6 12.6 0.59| 3.7 2.2 5000 256 15 216 8| 0.9 0.0 0.9| 58.6 -13.1 45.5 9.1 0.38| 3.6 1.4 6000 257 14 211 7| 0.6 0.2 0.8| 59.1 -17.2 42.0 7.0 0.24| 3.5 0.8 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20251021.11.gif