UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025071811.upa.cvt Date: 1100Z 18 JUL 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 18 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 1012 4 27.2 21.2 70 6.0 22.9 120 10 299.3 302.2 295.7 345.6 15.85 1 1000 109 25.0 20.7 77 4.3 21.9 170 15 298.1 301.0 295.1 343.3 15.55 2 957 494 21.4 18.9 86 2.5 19.7 164 17 298.3 300.9 294.4 340.4 14.51 3 925 789 20.0 15.1 73 4.9 16.8 160 18 299.8 301.9 292.8 334.1 11.74 4 876 1256 16.8 8.8 59 8.0 12.0 160 22 301.1 302.6 290.3 325.2 8.14 5 863 1384 15.8 12.0 78 3.8 13.4 160 23 301.4 303.3 292.2 331.7 10.26 6 852 1493 15.2 10.3 73 4.9 12.1 160 24 301.9 303.6 291.5 329.3 9.27 7 850 1513 15.2 10.7 74 4.5 12.4 160 24 302.1 303.8 291.8 330.4 9.55 8 811 1910 13.2 9.1 76 4.1 10.7 185 28 304.0 305.7 292.0 330.9 8.98 9 782 2216 12.4 6.4 67 6.0 8.9 205 31 306.4 307.8 291.6 329.8 7.73 10 763 2423 13.6 -1.4 35 15.0 5.8 218 33 309.8 310.7 289.9 323.9 4.52 11 722 2888 13.2 -5.8 26 19.0 3.9 248 38 314.3 315.0 290.4 325.3 3.43 12 700 3147 11.2 -6.8 28 18.0 2.6 265 41 314.9 315.5 290.4 325.5 3.28 13 643 3848 5.4 -10.6 30 16.0 -1.5 250 32 316.0 316.6 290.2 324.7 2.65 14 591 4534 3.0 -24.0 12 27.0 -5.7 235 22 321.0 321.2 290.0 324.2 0.93 15 524 5499 -2.9 -33.9 7 31.0 -10.5 213 9 325.1 325.2 290.7 326.6 0.42 16 510 5713 -2.7 -38.7 4 36.0 -10.8 209 6 327.9 327.9 291.4 328.9 0.26 17 500 5870 -3.9 -38.9 5 35.0 -11.6 205 4 328.3 328.3 291.5 329.3 0.26 18 458 6555 -8.7 -48.7 2 40.0 -15.2 201 6 330.6 330.6 292.0 331.0 0.10 19 400 7590 -15.3 -47.3 5 32.0 -20.1 195 10 335.1 335.1 293.2 335.6 0.13 20 382 7936 -18.3 -48.3 5 30.0 -22.4 188 12 335.6 335.6 293.3 336.1 0.13 21 372 8134 -19.3 -31.3 34 12.0 -22.0 184 13 336.8 337.0 294.2 339.6 0.75 22 327 9077 -28.1 -36.1 46 8.0 -29.3 163 19 337.4 337.5 294.1 339.4 0.54 23 311 9435 -31.5 -35.7 66 4.2 -32.1 156 21 337.5 337.6 294.3 339.7 0.59 24 310 9457 -30.7 -33.4 77 2.7 -31.2 155 22 338.9 339.1 294.7 341.7 0.74 25 309 9480 -30.7 -33.8 74 3.1 -31.2 155 22 339.2 339.4 294.8 341.9 0.71 26 300 9690 -31.9 -35.0 74 3.1 -32.4 150 23 340.4 340.6 295.0 342.9 0.65 27 250 10950 -41.3 -44.9 68 3.6 -41.6 120 17 344.7 344.7 295.7 345.8 0.28 28 235 11366 -44.5 -48.5 64 4.0 -44.7 102 19 346.0 346.0 295.9 346.8 0.20 29 233 11423 -44.7 -55.7 28 11.0 -45.2 99 19 346.5 346.5 296.0 346.9 0.09 30 230 11509 -45.7 -50.1 61 4.4 -46.0 96 19 346.3 346.3 296.0 347.0 0.17 31 228 11567 -46.1 -55.1 35 9.0 -46.5 93 19 346.5 346.6 296.0 346.9 0.10 32 200 12420 -53.9 -58.9 54 5.0 -54.1 55 23 347.4 347.4 296.1 347.7 0.07 33 187 12848 -57.9 -62.0 59 4.1 -58.0 56 32 347.7 347.7 296.1 347.9 0.05 34 150 14200 -69.9 -74.9 48 5.0 -69.9 60 60 349.7 349.7 296.5 349.7 0.01 35 147 14320 -70.7 -75.6 48 4.9 -70.7 64 64 350.3 350.3 296.7 350.4 0.01 36 146 14360 -70.9 -76.8 41 5.9 -70.9 65 66 350.7 350.7 296.8 350.7 0.01 37 145 14401 -71.1 -78.1 35 7.0 -71.1 66 65 351.0 351.0 296.8 351.0 0.01 38 140 14611 -65.5 -83.5 6 18.0 -65.6 71 61 364.4 364.4 299.5 364.4 0.00 39 101 16543 -76.5 -86.5 19 10.0 -76.5 115 20 378.8 378.8 302.1 378.9 0.00 40 100 16600 -76.1 -86.1 19 10.0 -76.2 120 17 380.7 380.7 302.3 380.7 0.00 41 88 17340 -74.7 -87.7 12 13.0 -74.7 170 20 397.7 397.7 304.9 397.7 0.00 42 80 17902 -69.5 -88.5 5 19.0 -69.6 208 23 419.4 419.4 307.6 419.4 0.00 43 73 18444 -72.7 -88.7 7 16.0 -72.8 244 25 423.7 423.7 308.2 423.7 0.00 44 70 18690 -72.9 -89.9 6 17.0 -73.0 260 26 428.4 428.4 308.7 428.4 0.00 45 68 18860 -73.3 -90.3 6 17.0 -73.4 254 25 431.1 431.1 309.0 431.1 0.00 46 58 19804 -67.3 -90.3 2 23.0 -67.5 221 16 464.7 464.7 312.2 464.7 0.00 47 51 20572 -70.5 -91.5 3 21.0 -70.6 194 10 474.7 474.7 313.0 474.7 0.00 48 50 20690 -69.9 -90.9 3 21.0 -70.1 190 9 478.8 478.8 313.4 478.8 0.00 49 39 22186 -65.7 -90.7 2 25.0 -66.1 136 33 524.6 524.6 316.6 524.7 0.00 50 36 22678 -60.9 -88.9 1 28.0 -61.6 119 41 549.2 549.2 318.1 549.2 0.00 51 30 23810 -61.7 -89.7 1 28.0 -62.4 80 58 576.4 576.4 319.5 576.5 0.00 52 28 24242 -59.7 -88.7 1 29.0 -60.7 82 57 593.5 593.5 320.3 593.5 0.01 53 25 24955 -60.1 -89.1 1 29.0 -61.2 84 57 611.9 611.9 321.2 611.9 0.01 54 20 26380 -52.3 -85.3 1 33.0 -55.1 90 55 676.1 676.1 323.6 676.2 0.01 55 18 27068 -49.3 -84.3 1 35.0 -53.3 92 55 706.2 706.2 324.6 706.4 0.02 56 16 27838 -51.7 -84.7 1 33.0 -55.2 93 55 722.6 722.6 325.1 722.7 0.02 57 12 29710 -51.1 -85.1 1 34.0 -55.6 97 55 786.7 786.7 326.9 786.9 0.02 58 10 30910 -46.5 -83.5 1 37.0 -53.5 100 55 846.0 846.0 328.3 846.3 0.04 59 8.6 31927 -39.5 -81.5 0 42.0 -50.8 910.5 910.6 329.7 911.2 0.06 60 7.5 32867 -37.9 -79.9 0 42.0 -50.8 953.4 953.4 330.4 954.4 0.09 TRP 101 16543 -76.5 -86.5 19 10.0 -76.5 115 20 378.8 378.8 302.1 378.9 0.00 WND 146 14360 -70.9 -76.8 41 5.9 -70.9 65 66 350.7 350.7 296.8 350.7 0.01 Sounding variables and indices 1000-500 mb thick: 5761.00 m Freezing level: 556.93 mb = 5024.65 m = 16484.87 ft Wetbulb zero: 663.75 mb = 3586.08 m = 11765.21 ft Precipitable water: 1.33 inches Sfc-500 mean rel hum: 40.38 % Est. max temperature: 29.31 C = 84.76 F Sfc-Lift cond lev (LCL): 927.61 mb = 764.53 m = 2508.26 ft T: 20.12 C 700-500 lapse rate: 5.55 C/km ThetaE index: 20.34 C Layer 1000.0- 863.0 mb Conv cond level (CCL): 878.49 mb = 1232.14 m = 4042.39 ft Mean mixing ratio: 13.97 g/kg Conv temperature: 28.95 C = 84.10 F Cap Strength: 4.45 C Lifted Index: 3.11 C Risk: None Lifted Index @300 mb: 2.47 C Lifted Index @700 mb: 3.68 C Showalter Index: 7.15 C Risk: None Total Totals Index: 33.70 C Risk: None Vertical Totals Index: 19.10 C Cross Totals Index: 14.60 C K Index: 11.80 Risk: None Sweat Index: 180.40 Risk: None Energy Index: 0.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.27 J/kg Max Up Vert Vel: 3.81 m/s Conv Inhibition (B-): 22.50 J/kg Cap Strength: 4.35 C Lift Cond Lev (LCL): 908.33 mb = 945.21 m = 3101.03 ft Lev Free Conv (LFC): 823.33 mb = 1782.25 m = 5847.21 ft Equ Level (EL): 803.33 mb = 1989.55 m = 6527.32 ft B at Equ Level: 6.99 J/kg Max Parcel Lev (MPL): 773.33 mb = 2309.46 m = 7576.87 ft Wind level data Storm motion: 264 at 18 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 1012 4 120 10 -8.7 5.0 | 97 27 -26.4 3.1 1 1000 109 170 15 -2.6 14.8 | 122 24 -20.4 12.8 2 925 789 160 18 -6.2 16.9 | 122 28 -23.9 15.0 3 850 1513 160 24 -8.2 22.6 | 128 33 -26.0 20.6 4 700 3147 265 41 40.8 3.6 | 266 23 23.1 1.6 5 500 5870 205 4 1.7 3.6 | 96 16 -16.1 1.7 6 400 7590 195 10 2.6 9.7 | 117 17 -15.2 7.7 7 300 9690 150 23 -11.5 19.9 | 122 34 -29.2 18.0 8 250 10950 120 17 -14.7 8.5 | 101 33 -32.5 6.6 9 200 12420 55 23 -18.8 -13.2 | 68 40 -36.6 -15.1 10 150 14200 60 60 -52.0 -30.0 | 65 77 -69.7 -31.9 11 146 14360 65 66 -59.8 -27.9 | 69 83 -77.6 -29.8 12 101 16543 115 20 -18.1 8.5 | 100 36 -35.9 6.5 13 100 16600 120 17 -14.7 8.5 | 101 33 -32.5 6.6 14 70 18690 260 26 25.6 4.5 | 252 8 7.9 2.6 15 50 20690 190 9 1.6 8.9 | 113 18 -16.2 6.9 16 30 23810 80 58 -57.1 -10.1 | 81 76 -74.9 -12.0 17 20 26380 90 55 -55.0 0.0 | 88 73 -72.7 -1.9 18 10 30910 100 55 -54.2 9.6 | 96 72 -71.9 7.6 Wind Parameters Mean winds (0-6000m): 233.8 at 23.8 knts Storm direction: 263.8 at 17.9 knts Shear (0-3000m) pos: 8.7 neg: 1.3 tot: 9.9 10-3/s Storm rel Dir Shear (0-3000m): 152.7 deg Storm rel helicity (0-3000m) pos: 471.6 neg: -0.8 tot: 470.8 m^2/s^2 ave: 156.9 10^-3 m/s^2 rel: 0.89 Storm rel vorticity (0-3000m) horiz: 13.1 stream: 11.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.10 Bulk Shear: 71.99 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 ------------------------------------------------------------------------------- 500 164 15 120 25| 12.2 0.0 12.2| 74.8 -0.1 74.7 149.4 0.85| 13.9 11.8 1000 162 17 121 27| 6.1 1.7 7.8| 82.4 -0.8 81.6 81.6 0.72| 8.8 6.3 1500 161 18 123 28| 4.1 2.5 6.6|101.5 -0.8 100.6 67.1 0.69| 7.3 5.0 2000 166 20 128 29| 6.4 1.9 8.3|225.4 -0.8 224.6 112.3 0.81| 9.4 7.6 2500 179 23 139 28| 7.9 1.5 9.4|348.1 -0.8 347.3 138.9 0.86| 11.4 9.7 3000 196 25 154 25| 8.7 1.3 9.9|471.6 -0.8 470.8 156.9 0.89| 13.1 11.7 4000 220 28 181 19| 6.1 2.0 8.2|504.7 -58.2 446.5 111.6 0.63| 12.6 7.9 5000 227 27 187 16| 4.9 3.0 7.9|504.7-106.0 398.7 79.7 0.40| 11.7 4.7 6000 234 24 187 12| 4.1 3.2 7.3|506.1-146.5 359.6 59.9 0.28| 10.8 3.0 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250718.11.gif