UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025053111.upa.cvt Date: 1100Z 31 MAY 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 31 MAY 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 29.2 22.2 66 7.0 24.1 170 15 301.4 304.5 296.9 351.2 16.90 1 1000 102 26.8 22.1 75 4.7 23.4 165 16 300.0 303.1 296.5 349.7 16.98 2 925 787 21.6 16.7 74 4.9 18.2 140 18 301.4 303.8 294.3 339.8 13.04 3 850 1516 17.0 10.0 63 7.0 12.6 165 21 304.0 305.6 292.0 331.2 9.11 4 700 3162 12.4 -16.6 12 29.0 1.0 235 9 316.2 316.5 289.1 321.2 1.49 5 500 5890 -4.7 -15.7 42 11.0 -8.9 175 5 327.3 327.8 293.1 335.0 2.25 6 400 7610 -14.7 -33.7 18 19.0 -18.8 95 20 335.9 336.0 293.8 338.0 0.55 7 300 9730 -29.5 -41.5 30 12.0 -31.1 145 11 343.8 343.9 295.6 345.1 0.34 8 250 11000 -40.3 -46.3 53 6.0 -40.8 75 10 346.2 346.2 296.0 347.1 0.24 9 200 12480 -52.5 -64.5 22 12.0 -52.8 55 28 349.6 349.6 296.6 349.8 0.03 10 150 14270 -67.5 -73.5 42 6.0 -67.5 60 71 353.8 353.8 297.4 353.9 0.01 11 140 14687 -68.8 -75.8 36 7.0 -68.8 65 101 358.6 358.6 298.4 358.6 0.01 12 100 16680 -75.1 -87.1 14 12.0 -75.2 70 11 382.6 382.6 302.6 382.6 0.00 TRP WND 140 14687 -68.8 -75.8 36 7.0 -68.8 65 101 358.6 358.6 298.4 358.6 0.01 Sounding variables and indices 1000-500 mb thick: 5788.00 m Freezing level: 554.97 mb = 5140.20 m = 16863.96 ft Wetbulb zero: 680.55 mb = 3390.46 m = 11123.41 ft Precipitable water: 1.39 inches Sfc-500 mean rel hum: 40.70 % Est. max temperature: 31.37 C = 88.47 F Sfc-Lift cond lev (LCL): 913.70 mb = 893.01 m = 2929.77 ft T: 20.93 C 700-500 lapse rate: 6.27 C/km ThetaE index: 29.94 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 859.08 mb = 1424.37 m = 4673.07 ft Mean mixing ratio: 14.86 g/kg Conv temperature: 31.44 C = 88.58 F Cap Strength: 3.36 C Lifted Index: 0.26 C Risk: Showers probable Lifted Index @300 mb: 1.95 C Lifted Index @700 mb: 3.36 C Showalter Index: 6.00 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 14.70 C K Index: 2.70 Risk: None Sweat Index: 167.00 Risk: None Energy Index: 0.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.75 J/kg Max Up Vert Vel: 2.74 m/s Conv Inhibition (B-): 2332.64 J/kg Cap Strength: 3.28 C Lift Cond Lev (LCL): 894.79 mb = 1073.28 m = 3521.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 210 at 9 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 15 -2.6 14.8 | 135 10 -7.0 7.1 1 1000 102 165 16 -4.1 15.5 | 132 12 -8.6 7.8 2 925 787 140 18 -11.6 13.8 | 111 17 -16.0 6.1 3 850 1516 165 21 -5.4 20.3 | 142 16 -9.8 12.6 4 700 3162 235 9 7.4 5.2 | 311 4 3.0 -2.5 5 500 5890 175 5 -0.4 5.0 | 61 6 -4.8 -2.7 6 400 7610 95 20 -19.9 1.7 | 76 25 -24.3 -6.0 7 300 9730 145 11 -6.3 9.0 | 97 11 -10.7 1.3 8 250 11000 75 10 -9.7 -2.6 | 54 17 -14.1 -10.3 9 200 12480 55 28 -22.9 -16.1 | 49 36 -27.3 -23.8 10 150 14270 60 71 -61.5 -35.5 | 57 79 -65.9 -43.2 11 140 14687 65 101 -91.5 -42.7 | 62 108 -95.9 -50.4 12 100 16680 70 11 -10.3 -3.8 | 52 19 -14.7 -11.5 Wind Parameters Mean winds (0-6000m): 179.8 at 11.8 knts Storm direction: 209.8 at 8.9 knts Shear (0-3000m) pos: 3.4 neg: 1.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 151.3 deg Storm rel helicity (0-3000m) pos: 69.5 neg: -21.0 tot: 48.5 m^2/s^2 ave: 16.2 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 3.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.62 Bulk Shear: 6.00 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 ------------------------------------------------------------------------------- 500 159 16 127 13| 0.0 6.1 6.1| 0.0 -12.0 -12.0 -24.0 -0.58| 6.3 -3.6 1000 151 17 120 15| 0.0 3.9 3.9| 10.4 -21.0 -10.5 -10.5 -0.29| 6.0 -1.7 1500 153 18 124 15| 2.2 2.6 4.8| 37.5 -21.0 16.5 11.0 0.16| 6.1 1.0 2000 159 18 130 15| 3.1 2.0 5.1| 55.5 -21.0 34.6 17.3 0.32| 6.6 2.1 2500 164 18 135 13| 3.5 1.6 5.0| 64.5 -21.0 43.5 17.4 0.39| 6.7 2.6 3000 167 17 137 12| 3.4 1.3 4.7| 69.5 -21.0 48.5 16.2 0.47| 6.6 3.1 4000 174 15 140 9| 2.6 1.4 3.9| 71.7 -21.0 50.8 12.7 0.49| 5.5 2.7 5000 178 13 139 7| 2.1 1.4 3.5| 72.7 -21.0 51.8 10.4 0.50| 4.7 2.4 6000 180 12 133 6| 1.7 1.4 3.1| 74.4 -21.1 53.3 8.9 0.49| 4.2 2.1 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250531.11.gif