UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060511.upa.cvt Date: 1100Z 5 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 5 JUN 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 28.8 22.8 70 6.0 24.4 160 14 301.0 304.2 297.2 352.6 17.54 1 1000 104 26.6 22.6 79 4.0 23.7 170 15 299.8 302.9 296.8 351.0 17.52 2 925 789 21.6 17.9 79 3.7 19.1 155 13 301.4 304.0 295.0 342.9 14.09 3 850 1519 17.4 13.9 80 3.5 15.1 60 1 304.4 306.6 294.2 339.6 11.83 4 700 3162 10.4 -1.6 43 12.0 4.1 20 6 314.0 314.9 291.5 329.4 4.86 5 500 5890 -4.7 -18.7 33 14.0 -9.6 65 12 327.3 327.7 292.6 333.4 1.75 6 400 7620 -14.9 -30.9 24 16.0 -18.7 320 8 335.6 335.8 293.9 338.3 0.73 7 300 9730 -29.7 -35.7 56 6.0 -30.7 20 24 343.5 343.6 295.7 345.9 0.61 8 250 11000 -40.3 -57.3 15 17.0 -41.2 50 37 346.2 346.2 295.8 346.4 0.07 9 200 12480 -53.9 -64.9 25 11.0 -54.1 60 35 347.4 347.4 296.1 347.5 0.03 10 150 14270 -65.1 -80.1 11 15.0 -65.2 130 38 357.9 357.9 298.3 358.0 0.00 11 104 16410 -81.9 -85.3 56 3.4 -81.9 70 21 365.4 365.4 299.7 365.4 0.00 12 100 16630 -80.9 -85.6 45 4.7 -80.9 70 18 371.4 371.4 300.8 371.4 0.00 TRP 104 16410 -81.9 -85.3 56 3.4 -81.9 70 21 365.4 365.4 299.7 365.4 0.00 WND Sounding variables and indices 1000-500 mb thick: 5786.00 m Freezing level: 562.25 mb = 5040.89 m = 16538.14 ft Wetbulb zero: 640.14 mb = 3886.79 m = 12751.79 ft Precipitable water: 1.77 inches Sfc-500 mean rel hum: 54.51 % Est. max temperature: 31.73 C = 89.11 F Sfc-Lift cond lev (LCL): 927.04 mb = 769.63 m = 2524.99 ft T: 21.74 C 700-500 lapse rate: 5.54 C/km ThetaE index: 23.20 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 871.97 mb = 1298.67 m = 4260.66 ft Mean mixing ratio: 15.70 g/kg Conv temperature: 31.28 C = 88.30 F Cap Strength: 1.32 C Lifted Index: -0.62 C Risk: Thunderstorms probable Lifted Index @300 mb: 0.40 C Lifted Index @700 mb: 0.68 C Showalter Index: 2.25 C Risk: Showers probable Total Totals Index: 40.70 C Risk: None Vertical Totals Index: 22.10 C Cross Totals Index: 18.60 C K Index: 24.00 Risk: 20-40 % chance of thunderstorms Sweat Index: 180.80 Risk: None Energy Index: -1.15 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 81.35 J/kg Max Up Vert Vel: 12.76 m/s Conv Inhibition (B-): 62.61 J/kg Cap Strength: 1.32 C Lift Cond Lev (LCL): 907.58 mb = 953.12 m = 3127.00 ft Lev Free Conv (LFC): 612.58 mb = 4243.55 m = 13922.24 ft Equ Level (EL): 322.58 mb = 9197.72 m = 30175.87 ft B at Equ Level: 81.14 J/kg Max Parcel Lev (MPL): 192.58 mb = 12715.19 m = 41716.00 ft Wind level data Storm motion: 106 at 6 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 4 160 14 -4.8 13.2 | 185 12 0.9 11.5 1 1000 104 170 15 -2.6 14.8 | 193 14 3.1 13.1 2 925 789 155 13 -5.5 11.8 | 181 10 0.2 10.1 3 850 1519 60 1 -0.9 -0.5 | 294 5 4.9 -2.1 4 700 3162 20 6 -2.1 -5.6 | 333 8 3.7 -7.3 5 500 5890 65 12 -10.9 -5.1 | 37 8 -5.1 -6.7 6 400 7620 320 8 5.1 -6.1 | 306 13 10.9 -7.8 7 300 9730 20 24 -8.2 -22.6 | 6 24 -2.5 -24.2 8 250 11000 50 37 -28.3 -23.8 | 42 34 -22.6 -25.4 9 200 12480 60 35 -30.3 -17.5 | 52 31 -24.6 -19.1 10 150 14270 130 38 -29.1 24.4 | 134 33 -23.4 22.8 11 104 16410 70 21 -19.7 -7.2 | 58 17 -14.0 -8.8 12 100 16630 70 18 -16.9 -6.2 | 55 14 -11.2 -7.8 Wind Parameters Mean winds (0-6000m): 75.9 at 8.0 knts Storm direction: 105.9 at 6.0 knts Shear (0-3000m) pos: 0.1 neg: 3.1 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 147.6 deg Storm rel helicity (0-3000m) pos: 11.4 neg: -17.1 tot: -5.6 m^2/s^2 ave: -1.9 10^-3 m/s^2 rel: -0.24 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.27 Bulk Shear: 35.80 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 ------------------------------------------------------------------------------- 500 166 14 190 13| 0.4 0.0 0.4| 6.2 -5.1 1.2 2.4 0.07| 5.4 0.4 1000 160 13 186 11| 0.2 4.1 4.3| 6.2 -13.9 -7.6 -7.6 -0.28| 6.9 -1.9 1500 159 11 193 9| 0.1 4.8 4.9| 6.2 -17.1 -10.8 -7.2 -0.44| 8.5 -3.7 2000 157 9 201 7| 0.1 3.9 3.9| 8.0 -17.1 -9.1 -4.5 -0.36| 6.7 -2.4 2500 151 7 204 5| 0.1 3.4 3.5| 10.0 -17.1 -7.1 -2.8 -0.29| 5.7 -1.7 3000 143 7 202 4| 0.1 3.1 3.2| 11.4 -17.1 -5.6 -1.9 -0.24| 5.1 -1.2 4000 113 7 150 1| 0.3 2.4 2.7| 17.1 -17.1 0.0 0.0 -0.14| 4.2 -0.6 5000 84 7 31 3| 0.6 1.9 2.4| 24.5 -17.1 7.4 1.5 -0.03| 3.7 -0.1 6000 76 8 29 4| 0.6 1.6 2.2| 31.7 -19.9 11.8 2.0 0.02| 3.5 0.1 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250605.11.gif