UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025053123.upa.cvt Date: 2300Z 31 MAY 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:2300Z 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 26.8 23.7 83 3.1 24.5 170 12 299.0 302.4 297.3 353.2 18.55 1 1000 101 26.4 22.8 81 3.6 23.8 175 16 299.5 302.8 297.0 351.4 17.74 2 925 785 20.6 19.8 95 0.8 20.1 150 15 300.4 303.3 296.0 347.0 15.91 3 850 1516 18.0 18.0 100 0.0 18.0 150 22 305.0 307.9 296.9 351.2 15.46 4 700 3166 13.2 -21.8 7 35.0 0.6 215 8 317.1 317.3 288.9 320.4 0.95 5 500 5900 -3.1 -26.1 15 23.0 -10.1 120 20 329.3 329.4 292.4 332.5 0.91 6 400 7620 -15.7 -26.7 38 11.0 -18.6 85 14 334.6 334.8 294.0 338.5 1.08 7 300 9720 -31.3 -36.1 63 4.8 -32.0 95 16 341.3 341.4 295.1 343.5 0.58 8 250 10990 -40.1 -54.1 21 14.0 -40.9 115 6 346.4 346.5 295.9 346.9 0.10 9 200 12470 -51.7 -59.7 38 8.0 -52.0 35 39 350.9 350.9 296.9 351.2 0.06 10 150 14270 -67.1 -72.1 49 5.0 -67.1 50 68 354.5 354.5 297.6 354.6 0.02 11 142 14601 -68.4 -73.9 45 5.5 -68.4 65 70 357.8 357.8 298.3 357.9 0.01 12 100 16670 -76.7 -85.7 23 9.0 -76.7 20 10 379.5 379.5 302.2 379.5 0.00 TRP WND 142 14601 -68.4 -73.9 45 5.5 -68.4 65 70 357.8 357.8 298.3 357.9 0.01 Sounding variables and indices 1000-500 mb thick: 5799.00 m Freezing level: 538.04 mb = 5380.04 m = 17650.83 ft Wetbulb zero: 688.64 mb = 3298.94 m = 10823.17 ft Precipitable water: 1.67 inches Sfc-500 mean rel hum: 42.77 % Est. max temperature: 32.10 C = 89.78 F Sfc-Lift cond lev (LCL): 966.92 mb = 396.16 m = 1299.72 ft T: 23.90 C 700-500 lapse rate: 5.96 C/km ThetaE index: 30.79 C Layer 700.0- 500.0 mb Conv cond level (CCL): 926.61 mb = 769.73 m = 2525.33 ft Mean mixing ratio: 16.82 g/kg Conv temperature: 28.15 C = 82.67 F Cap Strength: 2.81 C Lifted Index: 0.10 C Risk: Showers probable Lifted Index @300 mb: -2.55 C Lifted Index @700 mb: 2.81 C Showalter Index: -0.54 C Risk: Thunderstorms probable Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 21.10 C Cross Totals Index: 21.10 C K Index: 4.10 Risk: None Sweat Index: 280.00 Risk: None Energy Index: -3.57 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 385.26 J/kg Max Up Vert Vel: 27.76 m/s Conv Inhibition (B-): 216.25 J/kg Cap Strength: 2.75 C Lift Cond Lev (LCL): 931.69 mb = 721.77 m = 2368.00 ft Lev Free Conv (LFC): 496.69 mb = 5951.20 m = 19524.68 ft Equ Level (EL): 226.69 mb = 11639.17 m = 38185.78 ft B at Equ Level: 382.32 J/kg Max Parcel Lev (MPL): 136.69 mb = 14826.16 m = 48641.65 ft Wind level data Storm motion: 183 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 12 -2.1 11.8 | 101 3 -2.6 0.5 1 1000 101 175 16 -1.4 15.9 | 157 5 -1.9 4.7 2 925 785 150 15 -7.5 13.0 | 102 8 -8.1 1.7 3 850 1516 150 22 -11.0 19.1 | 124 14 -11.6 7.8 4 700 3166 215 8 4.6 6.6 | 320 6 4.0 -4.7 5 500 5900 120 20 -17.3 10.0 | 86 18 -17.9 -1.3 6 400 7620 85 14 -13.9 -1.2 | 49 19 -14.5 -12.5 7 300 9720 95 16 -15.9 1.4 | 59 19 -16.5 -9.9 8 250 10990 115 6 -5.4 2.5 | 34 11 -6.0 -8.7 9 200 12470 35 39 -22.4 -31.9 | 28 49 -22.9 -43.2 10 150 14270 50 68 -52.1 -43.7 | 44 76 -52.6 -55.0 11 142 14601 65 70 -63.4 -29.6 | 57 76 -64.0 -40.9 12 100 16670 20 10 -3.4 -9.4 | 11 21 -4.0 -20.7 Wind Parameters Mean winds (0-6000m): 152.8 at 15.1 knts Storm direction: 182.8 at 11.3 knts Shear (0-3000m) pos: 3.2 neg: 2.0 tot: 5.2 10-3/s Storm rel Dir Shear (0-3000m): -153.6 deg Storm rel helicity (0-3000m) pos: 36.2 neg: -9.6 tot: 26.6 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.42 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 2.8 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 163.75 Bulk Shear: 2.35 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 ------------------------------------------------------------------------------- 500 169 15 137 5| 0.0 4.2 4.2| 3.0 -5.6 -2.6 -5.2 0.00| 8.7 0.0 1000 161 15 121 7| 0.0 3.7 3.7| 6.1 -9.6 -3.6 -3.6 -0.06| 6.8 -0.4 1500 157 17 120 8| 0.0 3.9 3.9| 13.8 -9.6 4.2 2.8 0.10| 6.2 0.6 2000 157 18 124 9| 2.0 2.9 4.9| 26.2 -9.6 16.6 8.3 0.24| 6.6 1.6 2500 160 17 127 8| 2.9 2.3 5.3| 32.0 -9.6 22.3 8.9 0.34| 6.7 2.3 3000 161 16 125 7| 3.2 2.0 5.2| 36.2 -9.6 26.6 8.9 0.42| 6.6 2.8 4000 166 15 125 5| 2.4 2.1 4.5| 37.7 -11.7 26.0 6.5 0.31| 5.9 1.9 5000 164 14 120 5| 1.9 2.5 4.5| 37.7 -15.8 22.0 4.4 0.18| 5.7 1.0 6000 153 15 106 8| 1.6 2.7 4.3| 37.7 -38.5 -0.8 -0.1 0.06| 5.7 0.4 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250630.23.gif