UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025071911.upa.cvt Date: 1100Z 19 JUL 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 19 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 27.0 21.0 70 6.0 22.7 170 17 299.2 302.1 295.5 344.9 15.67 1 1008 30 25.4 21.4 79 4.0 22.6 170 17 297.9 300.8 295.4 344.6 16.12 2 1000 99 24.8 20.9 79 3.9 22.1 170 18 298.0 300.8 295.2 343.6 15.75 3 927 759 19.2 17.6 90 1.6 18.1 170 19 298.8 301.3 294.0 338.9 13.79 4 925 778 19.0 17.4 90 1.6 17.9 170 19 298.7 301.2 293.9 338.5 13.64 5 855 1452 15.4 14.4 94 1.0 14.7 179 20 301.8 304.0 293.7 337.6 12.15 6 850 1502 15.4 13.3 87 2.1 14.0 180 20 302.3 304.4 293.3 335.9 11.37 7 775 2281 11.2 10.1 93 1.1 10.5 220 31 305.9 307.7 293.3 336.1 10.07 8 755 2500 10.2 6.6 78 3.6 8.0 232 34 307.1 308.6 292.2 331.7 8.12 9 733 2747 11.6 -6.4 28 18.0 3.1 245 38 311.2 311.8 289.2 321.5 3.23 10 708 3038 11.6 -8.4 24 20.0 2.4 260 42 314.3 314.9 289.9 323.6 2.86 11 700 3133 10.8 -7.2 28 18.0 2.3 265 43 314.4 315.1 290.2 324.7 3.18 12 653 3706 6.6 -20.4 12 27.0 -2.9 242 38 316.0 316.2 288.7 319.9 1.16 13 641 3858 6.8 -31.2 5 38.0 -3.9 236 37 317.9 318.0 288.6 319.5 0.44 14 500 5860 -2.5 -46.5 2 44.0 -11.0 155 19 330.0 330.0 291.8 330.5 0.12 15 499 5876 -2.5 -47.5 2 45.0 -11.1 155 19 330.2 330.2 291.9 330.6 0.11 16 405 7496 -13.7 -55.7 2 42.0 -19.1 141 19 336.0 336.0 293.4 336.2 0.05 17 400 7590 -14.5 -55.5 2 41.0 -19.7 140 19 336.1 336.2 293.4 336.4 0.05 18 357 8438 -22.1 -55.1 3 33.0 -25.5 136 15 337.1 337.1 293.6 337.3 0.06 19 349 8604 -23.1 -36.1 29 13.0 -25.4 135 14 337.9 338.0 294.3 339.8 0.50 20 314 9367 -30.1 -36.1 56 6.0 -31.0 132 10 338.5 338.6 294.5 340.6 0.56 21 310 9458 -30.9 -36.9 56 6.0 -31.8 131 9 338.6 338.7 294.5 340.6 0.52 22 300 9690 -31.9 -45.9 24 14.0 -33.3 130 8 340.4 340.5 294.6 341.3 0.21 23 277 10247 -36.1 -50.1 22 14.0 -37.2 121 8 342.2 342.2 295.0 342.8 0.14 24 267 10501 -37.9 -50.9 24 13.0 -38.8 117 7 343.2 343.2 295.2 343.8 0.13 25 250 10950 -41.7 -47.7 52 6.0 -42.1 110 7 344.1 344.1 295.5 344.9 0.21 26 242 11170 -43.7 -48.2 61 4.5 -44.0 106 8 344.3 344.3 295.6 345.1 0.20 27 220 11802 -49.3 -60.3 27 11.0 -49.7 93 12 345.2 345.2 295.6 345.4 0.05 28 207 12199 -52.7 -57.7 55 5.0 -52.8 85 15 345.9 345.9 295.8 346.2 0.08 29 201 12388 -54.5 -60.5 47 6.0 -54.6 81 16 346.0 346.0 295.8 346.2 0.06 30 200 12420 -54.7 -61.7 42 7.0 -54.9 80 16 346.1 346.2 295.8 346.3 0.05 31 192 12680 -56.7 -67.7 24 11.0 -56.9 77 25 347.0 347.0 296.0 347.1 0.02 32 166 13586 -63.7 -68.2 54 4.5 -63.7 67 55 350.0 350.1 296.7 350.2 0.02 33 152 14121 -67.9 -72.8 49 4.9 -67.9 60 74 351.8 351.8 297.0 351.8 0.01 34 151 14160 -68.1 -74.0 42 5.9 -68.1 60 75 352.1 352.1 297.1 352.2 0.01 35 150 14200 -68.3 -75.3 36 7.0 -68.4 60 74 352.4 352.4 297.1 352.5 0.01 36 143 14490 -65.3 -82.3 8 17.0 -65.4 66 67 362.5 362.5 299.2 362.5 0.00 37 105 16327 -76.1 -86.1 19 10.0 -76.2 105 19 375.4 375.4 301.5 375.4 0.00 38 100 16610 -75.5 -86.5 16 11.0 -75.5 300 2 381.9 381.9 302.5 381.9 0.00 39 88 17352 -72.5 -87.5 9 15.0 -72.6 296 12 402.1 402.1 305.5 402.1 0.00 40 80 17908 -74.1 -88.1 10 14.0 -74.2 294 20 409.9 409.9 306.5 409.9 0.00 41 75 18285 -71.9 -88.9 6 17.0 -72.0 292 25 422.2 422.2 308.0 422.2 0.00 42 70 18690 -72.3 -89.3 6 17.0 -72.4 290 31 429.7 429.7 308.8 429.7 0.00 43 59 19690 -73.7 -90.7 6 17.0 -73.7 9 18 448.1 448.1 310.7 448.1 0.00 44 56 19998 -69.7 -90.7 3 21.0 -69.8 33 14 464.0 464.0 312.1 464.0 0.00 45 52 20436 -71.9 -90.9 4 19.0 -72.0 67 8 468.8 468.8 312.5 468.8 0.00 46 50 20670 -66.7 -90.7 2 24.0 -67.0 85 5 486.3 486.3 314.0 486.3 0.00 47 49 20792 -66.7 -90.7 2 24.0 -67.0 85 7 489.1 489.1 314.1 489.1 0.00 48 47 21043 -67.9 -89.9 3 22.0 -68.1 85 11 492.1 492.1 314.4 492.1 0.00 49 44 21440 -67.7 -90.7 2 23.0 -67.9 85 17 502.0 502.0 315.1 502.0 0.00 50 41 21870 -62.3 -88.3 2 26.0 -62.8 85 24 525.7 525.7 316.6 525.7 0.00 51 34 23030 -60.9 -87.9 2 27.0 -61.6 85 41 558.3 558.3 318.5 558.3 0.01 52 30 23810 -59.9 -86.9 2 27.0 -60.8 85 53 581.3 581.3 319.8 581.4 0.01 53 28 24239 -60.5 -87.5 2 27.0 -61.4 87 53 591.3 591.3 320.2 591.3 0.01 54 24 25210 -54.9 -84.9 1 30.0 -56.8 91 52 634.2 634.2 322.1 634.3 0.01 55 20 26370 -55.9 -85.9 1 30.0 -57.9 95 52 665.1 665.1 323.3 665.2 0.01 56 16 27815 -48.9 -81.9 1 33.0 -53.3 90 48 731.7 731.7 325.4 732.0 0.03 57 13 29184 -47.7 -81.7 1 34.0 -53.2 86 45 780.7 780.7 326.8 781.0 0.04 58 12 29712 -48.9 -81.9 1 33.0 -54.2 84 43 794.5 794.5 327.1 794.9 0.04 59 10 30920 -45.5 -80.5 1 35.0 -52.9 80 40 849.7 849.7 328.4 850.3 0.06 60 9.2 31482 -40.7 -78.7 1 38.0 -51.0 888.6 888.6 329.2 889.5 0.09 61 7.9 32521 -39.7 -78.7 1 39.0 -51.2 932.1 932.2 330.1 933.3 0.10 62 7.1 33248 -42.1 -79.1 1 37.0 -52.8 951.1 951.2 330.4 952.4 0.11 TRP 105 16327 -76.1 -86.1 19 10.0 -76.2 105 19 375.4 375.4 301.5 375.4 0.00 WND 151 14160 -68.1 -74.0 42 5.9 -68.1 60 75 352.1 352.1 297.1 352.2 0.01 Sounding variables and indices 1000-500 mb thick: 5761.00 m Freezing level: 537.90 mb = 5321.89 m = 17460.05 ft Wetbulb zero: 678.99 mb = 3384.37 m = 11103.44 ft Precipitable water: 1.44 inches Sfc-500 mean rel hum: 43.89 % Est. max temperature: 29.30 C = 84.74 F Sfc-Lift cond lev (LCL): 926.65 mb = 762.61 m = 2501.98 ft T: 19.17 C 700-500 lapse rate: 4.88 C/km ThetaE index: 14.65 C Layer 755.0- 708.0 mb Conv cond level (CCL): 911.33 mb = 905.56 m = 2970.96 ft Mean mixing ratio: 14.68 g/kg Conv temperature: 27.10 C = 80.79 F Cap Strength: 3.14 C Lifted Index: 3.81 C Risk: None Lifted Index @300 mb: 1.48 C Lifted Index @700 mb: 2.75 C Showalter Index: 6.03 C Risk: None Total Totals Index: 33.70 C Risk: None Vertical Totals Index: 17.90 C Cross Totals Index: 15.80 C K Index: 13.20 Risk: None Sweat Index: 218.60 Risk: None Energy Index: -0.88 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 23.77 J/kg Max Up Vert Vel: 6.90 m/s Conv Inhibition (B-): 2.31 J/kg Cap Strength: 3.77 C Lift Cond Lev (LCL): 923.40 mb = 792.86 m = 2601.23 ft Lev Free Conv (LFC): 888.40 mb = 1123.86 m = 3687.17 ft Equ Level (EL): 738.40 mb = 2685.72 m = 8811.32 ft B at Equ Level: 19.38 J/kg Max Parcel Lev (MPL): 708.40 mb = 3033.21 m = 9951.37 ft Wind level data Storm motion: 255 at 21 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 17 -3.0 16.7 | 116 26 -23.2 11.4 1 1000 99 170 18 -3.1 17.7 | 118 26 -23.4 12.4 2 925 778 170 19 -3.3 18.7 | 120 27 -23.6 13.4 3 850 1502 180 20 0.0 20.0 | 126 25 -20.3 14.7 4 700 3133 265 43 42.8 3.7 | 274 23 22.6 -1.6 5 500 5860 155 19 -8.0 17.2 | 113 31 -28.3 11.9 6 400 7590 140 19 -12.2 14.6 | 106 34 -32.5 9.2 7 300 9690 130 8 -6.1 5.1 | 90 26 -26.4 -0.2 8 250 10950 110 7 -6.6 2.4 | 84 27 -26.9 -2.9 9 200 12420 80 16 -15.8 -2.8 | 77 37 -36.0 -8.1 10 151 14160 60 75 -65.0 -37.5 | 63 95 -85.2 -42.8 11 150 14200 60 74 -64.1 -37.0 | 63 94 -84.4 -42.3 12 105 16327 105 19 -18.4 4.9 | 89 39 -38.6 -0.4 13 100 16610 300 2 1.7 -1.0 | 71 20 -18.5 -6.3 14 70 18690 290 31 29.1 -10.6 | 331 18 8.9 -15.9 15 50 20670 85 5 -5.0 -0.4 | 77 26 -25.3 -5.8 16 30 23810 85 53 -52.8 -4.6 | 82 74 -73.1 -10.0 17 20 26370 95 52 -51.8 4.5 | 89 72 -72.1 -0.8 18 10 30920 80 40 -39.4 -6.9 | 78 61 -59.7 -12.3 Wind Parameters Mean winds (0-6000m): 225.3 at 27.9 knts Storm direction: 255.3 at 21.0 knts Shear (0-3000m) pos: 7.7 neg: 0.3 tot: 7.9 10-3/s Storm rel Dir Shear (0-3000m): 145.2 deg Storm rel helicity (0-3000m) pos: 262.7 neg: 0.0 tot: 262.7 m^2/s^2 ave: 87.6 10^-3 m/s^2 rel: 0.95 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 8.5 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.34 Bulk Shear: 70.45 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 ------------------------------------------------------------------------------- 500 170 18 118 27| 0.0 1.6 1.6| 8.8 0.0 8.8 17.6 0.79| 1.6 1.3 1000 170 19 119 27| 0.6 0.8 1.5| 17.4 0.0 17.4 17.4 0.81| 1.6 1.3 1500 173 19 121 26| 1.3 0.5 1.8| 31.2 0.0 31.2 20.8 0.81| 1.9 1.5 2000 179 20 125 25| 4.2 0.4 4.6|104.4 0.0 104.4 52.2 0.90| 4.7 4.3 2500 191 22 136 23| 6.2 0.3 6.6|178.0 0.0 178.0 71.2 0.93| 7.0 6.5 3000 209 25 153 18| 7.7 0.3 7.9|262.7 0.0 262.7 87.6 0.95| 9.0 8.5 4000 226 28 181 14| 5.7 2.7 8.4|283.0-118.8 164.2 41.1 0.37| 10.4 3.9 5000 225 29 181 15| 4.6 4.2 8.8|283.0-248.0 35.1 7.0 0.07| 10.7 0.8 6000 225 28 178 14| 3.8 4.3 8.1|283.0-364.3 -81.2 -13.5 -0.06| 10.3 -0.6 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250719.11.gif