UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060423.upa.cvt Date: 2300Z 4 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:2300Z 4 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 27.2 23.3 79 3.9 24.3 160 16 299.4 302.7 297.1 352.3 18.10 1 1000 102 26.6 23.2 82 3.4 24.1 165 15 299.8 303.1 297.3 353.0 18.19 2 925 786 20.6 19.4 93 1.2 19.8 145 16 300.4 303.2 295.7 345.8 15.51 3 850 1514 16.8 14.0 84 2.8 15.0 130 10 303.7 305.9 294.1 339.2 11.91 4 700 3157 10.6 -2.4 40 13.0 3.9 295 6 314.2 315.1 291.3 328.8 4.58 5 500 5880 -5.1 -14.1 49 9.0 -8.7 115 12 326.8 327.3 293.2 335.6 2.57 6 400 7610 -14.7 -44.7 6 30.0 -19.6 315 9 335.9 335.9 293.4 336.6 0.18 7 300 9710 -29.5 -55.5 6 26.0 -31.7 355 30 343.8 343.8 295.3 344.1 0.07 8 250 10990 -40.7 -53.7 23 13.0 -41.5 30 35 345.6 345.6 295.7 346.0 0.10 9 200 12460 -54.3 -58.6 59 4.3 -54.4 50 40 346.8 346.8 296.0 347.1 0.07 10 150 14260 -63.3 -81.3 7 18.0 -63.4 65 32 361.0 361.0 298.9 361.0 0.00 11 100 16640 -76.9 -86.9 19 10.0 -76.9 15 5 379.1 379.1 302.1 379.2 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5778.00 m Freezing level: 564.97 mb = 4995.46 m = 16389.10 ft Wetbulb zero: 638.00 mb = 3907.51 m = 12819.76 ft Precipitable water: 1.81 inches Sfc-500 mean rel hum: 59.88 % Est. max temperature: 31.03 C = 87.86 F Sfc-Lift cond lev (LCL): 955.62 mb = 500.25 m = 1641.21 ft T: 23.11 C 700-500 lapse rate: 5.77 C/km ThetaE index: 24.24 C Layer 925.0- 500.0 mb Conv cond level (CCL): 925.29 mb = 783.22 m = 2569.60 ft Mean mixing ratio: 16.74 g/kg Conv temperature: 28.17 C = 82.70 F Cap Strength: 0.23 C Lifted Index: -1.84 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.69 C Lifted Index @700 mb: 0.21 C Showalter Index: 2.03 C Risk: Showers probable Total Totals Index: 41.00 C Risk: None Vertical Totals Index: 21.90 C Cross Totals Index: 19.10 C K Index: 22.90 Risk: 20-40 % chance of thunderstorms Sweat Index: 200.00 Risk: None Energy Index: -0.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 449.51 J/kg Max Up Vert Vel: 29.98 m/s Conv Inhibition (B-): 0.32 J/kg Cap Strength: 0.23 C Lift Cond Lev (LCL): 929.35 mb = 744.88 m = 2443.80 ft Lev Free Conv (LFC): 914.35 mb = 885.74 m = 2905.95 ft Equ Level (EL): 724.35 mb = 2867.69 m = 9408.32 ft B at Equ Level: 29.05 J/kg Max Parcel Lev (MPL): 134.35 mb = 14906.97 m = 48906.79 ft Wind level data Storm motion: 169 at 8 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 16 -5.5 15.0 | 152 9 -4.0 7.6 1 1000 102 165 15 -3.9 14.5 | 161 7 -2.4 7.1 2 925 786 145 16 -9.2 13.1 | 127 10 -7.7 5.7 3 850 1514 130 10 -7.7 6.4 | 81 6 -6.2 -1.0 4 700 3157 295 6 5.4 -2.5 | 325 12 6.9 -9.9 5 500 5880 115 12 -10.9 5.1 | 76 10 -9.4 -2.3 6 400 7610 315 9 6.4 -6.4 | 330 16 7.8 -13.8 7 300 9710 355 30 2.6 -29.9 | 354 38 4.1 -37.3 8 250 10990 30 35 -17.5 -30.3 | 23 41 -16.0 -37.7 9 200 12460 50 40 -30.6 -25.7 | 41 44 -29.2 -33.1 10 150 14260 65 32 -29.0 -13.5 | 53 35 -27.5 -20.9 11 100 16640 15 5 -1.3 -4.8 | 359 12 0.2 -12.2 Wind Parameters Mean winds (0-6000m): 138.8 at 10.1 knts Storm direction: 168.8 at 7.5 knts Shear (0-3000m) pos: 2.7 neg: 1.5 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 165.2 deg Storm rel helicity (0-3000m) pos: 24.9 neg: -23.3 tot: 1.6 m^2/s^2 ave: 0.5 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 1.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 70.56 Bulk Shear: 6.37 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 ------------------------------------------------------------------------------- 500 160 15 151 8| 0.0 2.0 2.0| 2.6 -6.3 -3.7 -7.4 -0.36| 5.0 -1.8 1000 153 15 139 8| 0.0 2.8 2.8| 2.6 -15.4 -12.8 -12.8 -0.61| 4.7 -2.9 1500 148 14 128 8| 0.0 3.0 3.0| 2.6 -23.3 -20.7 -13.8 -0.70| 4.8 -3.3 2000 149 13 126 7| 2.0 2.3 4.3| 6.8 -23.3 -16.5 -8.3 -0.17| 5.7 -1.0 2500 153 12 130 5| 2.8 1.8 4.6| 12.3 -23.3 -11.0 -4.4 0.03| 6.1 0.2 3000 151 11 122 5| 2.7 1.5 4.2| 24.9 -23.3 1.6 0.5 0.16| 6.1 1.0 4000 160 10 136 3| 2.0 0.5 2.5| 28.8 -39.9 -11.1 -2.8 0.02| 5.6 0.1 5000 162 10 143 3| 1.6 1.0 2.7| 28.8 -51.2 -22.4 -4.5 -0.13| 5.6 -0.7 6000 139 10 92 5| 1.4 1.8 3.1| 28.8 -68.3 -39.5 -6.6 -0.26| 5.8 -1.5 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250604.23.gif