UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060723.upa.cvt Date: 2300Z 7 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:2300Z 7 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 1012 4 27.6 24.7 84 2.9 25.4 150 17 299.7 303.3 298.2 357.5 19.71 1 1000 111 26.6 24.6 89 2.0 25.2 150 19 299.8 303.4 298.3 357.9 19.84 2 925 794 21.4 20.6 95 0.8 20.8 135 20 301.2 304.3 296.7 350.4 16.74 3 850 1526 17.6 17.6 100 0.0 17.6 125 20 304.6 307.4 296.5 349.5 15.07 4 700 3167 10.0 2.0 57 8.0 5.5 180 11 313.6 314.8 292.6 333.4 6.33 5 500 5890 -4.1 -18.1 33 14.0 -9.2 150 15 328.0 328.4 292.9 334.4 1.84 6 400 7610 -15.3 -34.3 18 19.0 -19.3 190 19 335.1 335.2 293.6 337.1 0.52 7 300 9710 -31.5 -36.0 64 4.5 -32.2 75 12 341.0 341.1 295.1 343.2 0.59 8 250 10970 -42.5 -45.6 72 3.1 -42.8 50 13 342.9 342.9 295.3 343.9 0.26 9 200 12440 -54.7 -60.7 47 6.0 -54.9 70 33 346.1 346.2 295.8 346.4 0.05 10 150 14210 -68.9 -73.9 48 5.0 -68.9 65 55 351.4 351.4 297.0 351.4 0.01 11 115 15786 -74.9 -83.9 23 9.0 -74.9 95 17 368.0 368.0 300.2 368.0 0.00 12 100 16610 -70.7 -86.7 8 16.0 -70.8 260 35 391.1 391.1 303.9 391.1 0.00 TRP 115 15786 -74.9 -83.9 23 9.0 -74.9 95 17 368.0 368.0 300.2 368.0 0.00 WND Sounding variables and indices 1000-500 mb thick: 5779.00 m Freezing level: 558.16 mb = 5098.21 m = 16726.19 ft Wetbulb zero: 624.83 mb = 4086.34 m = 13406.45 ft Precipitable water: 2.13 inches Sfc-500 mean rel hum: 66.54 % Est. max temperature: 31.91 C = 89.44 F Sfc-Lift cond lev (LCL): 970.79 mb = 370.68 m = 1216.14 ft T: 24.62 C 700-500 lapse rate: 5.18 C/km ThetaE index: 24.52 C Layer 925.0- 500.0 mb Conv cond level (CCL): 935.69 mb = 693.31 m = 2274.60 ft Mean mixing ratio: 18.23 g/kg Conv temperature: 28.86 C = 83.96 F Cap Strength: 0.33 C Lifted Index: -2.60 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.33 C Lifted Index @700 mb: -1.68 C Showalter Index: -0.96 C Risk: Thunderstorms probable Total Totals Index: 43.40 C Risk: None Vertical Totals Index: 21.70 C Cross Totals Index: 21.70 C K Index: 31.30 Risk: 60-80 % chance of thunderstorms Sweat Index: 266.20 Risk: None Energy Index: -2.96 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1807.17 J/kg Max Up Vert Vel: 60.12 m/s Conv Inhibition (B-): 0.50 J/kg Cap Strength: 0.33 C Lift Cond Lev (LCL): 942.40 mb = 630.70 m = 2069.21 ft Lev Free Conv (LFC): 927.40 mb = 771.27 m = 2530.37 ft Equ Level (EL): 137.40 mb = 14730.18 m = 48326.78 ft B at Equ Level: 1773.81 J/kg Wind level data Storm motion: 179 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 1012 4 150 17 -8.5 14.7 | 111 9 -8.3 3.2 1 1000 111 150 19 -9.5 16.5 | 118 11 -9.3 5.0 2 925 794 135 20 -14.1 14.1 | 101 14 -14.0 2.6 3 850 1526 125 20 -16.4 11.5 | 90 16 -16.2 -0.0 4 700 3167 180 11 0.0 11.0 | 343 1 0.2 -0.5 5 500 5890 150 15 -7.5 13.0 | 102 8 -7.3 1.5 6 400 7610 190 19 3.3 18.7 | 206 8 3.4 7.2 7 300 9710 75 12 -11.6 -3.1 | 38 19 -11.4 -14.6 8 250 10970 50 13 -10.0 -8.4 | 26 22 -9.8 -19.9 9 200 12440 70 33 -31.0 -11.3 | 54 38 -30.9 -22.8 10 150 14210 65 55 -49.8 -23.2 | 55 61 -49.7 -34.7 11 115 15786 95 17 -16.9 1.5 | 59 20 -16.8 -10.0 12 100 16610 260 35 34.5 6.1 | 279 35 34.6 -5.4 Wind Parameters Mean winds (0-6000m): 149.3 at 15.3 knts Storm direction: 179.3 at 11.5 knts Shear (0-3000m) pos: 2.6 neg: 1.4 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): -1.8 deg Storm rel helicity (0-3000m) pos: 15.5 neg: -23.1 tot: -7.7 m^2/s^2 ave: -2.6 10^-3 m/s^2 rel: -0.05 Storm rel vorticity (0-3000m) horiz: 4.5 stream: -0.2 10^-3/s Energy-Hel index: 0.13 Bulk Rich Number: 958.05 Bulk Shear: 1.89 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 ------------------------------------------------------------------------------- 500 147 19 113 11| 0.0 3.9 3.9| 2.8 -6.3 -3.5 -7.0 -0.20| 5.0 -1.0 1000 141 19 107 13| 0.0 3.3 3.3| 2.8 -15.1 -12.3 -12.3 -0.41| 4.2 -1.7 1500 137 20 102 14| 0.0 2.9 2.9| 2.8 -23.1 -20.3 -13.5 -0.51| 3.6 -1.8 2000 136 19 100 14| 1.5 2.2 3.6| 11.6 -23.1 -11.5 -5.7 -0.18| 4.2 -0.7 2500 137 19 100 13| 2.3 1.7 4.0| 15.1 -23.1 -8.0 -3.2 -0.06| 4.5 -0.3 3000 139 18 100 12| 2.6 1.4 4.1| 15.5 -23.1 -7.7 -2.6 -0.05| 4.5 -0.2 4000 145 16 101 9| 2.0 1.2 3.2| 15.6 -23.2 -7.6 -1.9 -0.04| 3.9 -0.2 5000 148 16 103 8| 1.6 1.2 2.8| 15.6 -23.4 -7.8 -1.6 -0.04| 3.4 -0.1 6000 149 15 102 8| 1.3 1.2 2.5| 16.8 -24.2 -7.4 -1.2 -0.03| 3.1 -0.1 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250607.23.gif