UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060623.upa.cvt Date: 2300Z 6 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:2300Z 6 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 26.8 24.1 85 2.7 24.8 190 8 298.9 302.4 297.5 354.4 19.00 1 1000 109 26.0 23.8 88 2.2 24.4 190 12 299.1 302.6 297.5 354.3 18.88 2 925 793 21.6 21.6 100 0.0 21.6 125 14 301.4 304.7 297.5 353.9 17.83 3 850 1526 18.6 16.7 89 1.9 17.3 140 5 305.6 308.3 296.3 348.2 14.21 4 700 3176 10.8 -0.2 46 11.0 4.8 200 8 314.4 315.5 292.1 331.5 5.39 5 500 5890 -5.5 -16.5 42 11.0 -9.6 105 9 326.3 326.8 292.7 333.6 2.10 6 400 7610 -15.1 -38.1 12 23.0 -19.5 235 1 335.4 335.4 293.5 336.7 0.36 7 300 9720 -31.3 -34.4 74 3.1 -31.8 115 5 341.3 341.4 295.3 343.9 0.69 8 250 10980 -41.9 -46.1 64 4.2 -42.2 140 12 343.8 343.8 295.4 344.8 0.24 9 200 12460 -53.9 -57.1 68 3.2 -54.0 90 37 347.4 347.4 296.1 347.8 0.08 10 150 14240 -69.1 -72.5 61 3.4 -69.1 70 34 351.1 351.1 296.9 351.1 0.01 11 122 15450 -77.5 -81.6 52 4.1 -77.5 75 34 357.1 357.1 298.1 357.1 0.00 12 100 16600 -73.9 -86.9 12 13.0 -73.9 90 15 384.9 384.9 303.1 385.0 0.00 TRP 122 15450 -77.5 -81.6 52 4.1 -77.5 75 34 357.1 357.1 298.1 357.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5781.00 m Freezing level: 567.48 mb = 4974.23 m = 16319.47 ft Wetbulb zero: 633.06 mb = 3986.77 m = 13079.81 ft Precipitable water: 2.06 inches Sfc-500 mean rel hum: 62.79 % Est. max temperature: 32.82 C = 91.07 F Sfc-Lift cond lev (LCL): 973.53 mb = 344.33 m = 1129.68 ft T: 24.49 C 700-500 lapse rate: 6.01 C/km ThetaE index: 22.92 C Layer 1000.0- 500.0 mb Conv cond level (CCL): 935.40 mb = 694.90 m = 2279.84 ft Mean mixing ratio: 18.30 g/kg Conv temperature: 28.96 C = 84.12 F Cap Strength: 0.42 C Lifted Index: -4.00 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -5.13 C Lifted Index @700 mb: -0.88 C Showalter Index: -1.89 C Risk: Thunderstorms probable Total Totals Index: 46.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.10 C Cross Totals Index: 22.20 C K Index: 29.80 Risk: 40-60 % chance of thunderstorms Sweat Index: 219.40 Risk: None Energy Index: -2.87 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1727.17 J/kg Max Up Vert Vel: 58.77 m/s Conv Inhibition (B-): 1.24 J/kg Cap Strength: 0.42 C Lift Cond Lev (LCL): 945.96 mb = 596.46 m = 1956.85 ft Lev Free Conv (LFC): 920.96 mb = 830.98 m = 2726.29 ft Equ Level (EL): 130.96 mb = 15034.97 m = 49326.74 ft B at Equ Level: 1715.02 J/kg Wind level data Storm motion: 183 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 1012 4 190 8 1.4 7.9 | 216 2 1.0 1.4 1 1000 109 190 12 2.1 11.8 | 198 6 1.7 5.4 2 925 793 125 14 -11.5 8.0 | 98 12 -11.8 1.6 3 850 1526 140 5 -3.2 3.8 | 54 4 -3.6 -2.6 4 700 3176 200 8 2.7 7.5 | 246 3 2.4 1.1 5 500 5890 105 9 -8.7 2.3 | 66 10 -9.0 -4.1 6 400 7610 235 1 0.8 0.6 | 355 6 0.5 -5.9 7 300 9720 115 5 -4.5 2.1 | 48 7 -4.9 -4.3 8 250 10980 140 12 -7.7 9.2 | 109 9 -8.1 2.8 9 200 12460 90 37 -37.0 0.0 | 80 38 -37.3 -6.4 10 150 14240 70 34 -31.9 -11.6 | 61 37 -32.3 -18.1 11 122 15450 75 34 -32.8 -8.8 | 65 37 -33.2 -15.2 12 100 16600 90 15 -15.0 0.0 | 67 17 -15.3 -6.4 Wind Parameters Mean winds (0-6000m): 153.1 at 8.6 knts Storm direction: 183.1 at 6.4 knts Shear (0-3000m) pos: 1.8 neg: 1.8 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): 19.3 deg Storm rel helicity (0-3000m) pos: 1.7 neg: -36.1 tot: -34.4 m^2/s^2 ave: -11.5 10^-3 m/s^2 rel: -0.44 Storm rel vorticity (0-3000m) horiz: 5.9 stream: -2.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 515.91 Bulk Shear: 3.35 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 ------------------------------------------------------------------------------- 500 174 12 164 6| 0.0 8.6 8.6| 0.0 -14.1 -14.1 -28.3 -0.73| 12.6 -9.2 1000 151 13 126 8| 0.0 5.3 5.3| 0.0 -29.9 -29.9 -29.9 -0.70| 11.0 -7.7 1500 145 11 112 7| 2.2 3.5 5.7| 0.0 -36.0 -36.0 -24.0 -0.68| 9.5 -6.4 2000 146 10 106 6| 1.8 2.6 4.4| 0.7 -36.1 -35.4 -17.7 -0.61| 7.6 -4.6 2500 149 9 105 5| 1.7 2.1 3.8| 1.2 -36.1 -34.8 -13.9 -0.53| 6.5 -3.5 3000 155 9 111 4| 1.8 1.8 3.6| 1.7 -36.1 -34.4 -11.5 -0.44| 5.9 -2.6 4000 164 9 123 3| 1.4 1.7 3.1| 1.9 -38.0 -36.1 -9.0 -0.47| 5.0 -2.4 5000 161 9 118 4| 1.1 1.9 3.0| 1.9 -41.8 -39.9 -8.0 -0.49| 4.6 -2.2 6000 153 9 106 4| 0.9 1.7 2.7| 3.2 -48.5 -45.3 -7.6 -0.48| 4.3 -2.1 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250606.23.gif