UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025061123.upa.cvt Date: 2300Z 11 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:2300Z 11 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 1010 4 26.6 23.1 81 3.5 24.0 160 19 298.9 302.2 296.8 351.1 17.89 1 1000 97 25.6 23.1 86 2.5 23.8 155 22 298.8 302.0 297.0 351.5 18.07 2 925 779 20.6 20.5 99 0.1 20.5 135 23 300.4 303.4 296.4 349.2 16.63 3 850 1510 18.0 18.0 100 0.0 18.0 135 18 305.0 307.9 296.9 351.2 15.46 4 700 3140 8.2 -4.8 39 13.0 1.9 265 19 311.6 312.3 289.9 323.7 3.82 5 500 5870 -4.9 -48.9 2 44.0 -12.5 185 8 327.1 327.1 291.0 327.4 0.09 6 400 7600 -14.7 -45.7 5 31.0 -19.6 335 9 335.9 335.9 293.4 336.5 0.16 7 300 9700 -29.7 -57.7 5 28.0 -31.9 110 3 343.5 343.5 295.2 343.7 0.05 8 250 10970 -41.1 -60.1 11 19.0 -42.0 70 5 345.0 345.0 295.6 345.2 0.05 9 200 12450 -52.7 -65.7 19 13.0 -53.0 90 18 349.3 349.3 296.5 349.4 0.03 10 150 14250 -64.7 -77.7 15 13.0 -64.8 75 10 358.6 358.6 298.4 358.7 0.01 11 100 16630 -79.9 -84.9 43 5.0 -79.9 240 18 373.4 373.4 301.1 373.4 0.00 TRP WND Sounding variables and indices 1000-500 mb thick: 5773.00 m Freezing level: 574.81 mb = 4848.85 m = 15908.12 ft Wetbulb zero: 673.36 mb = 3454.84 m = 11334.65 ft Precipitable water: 1.79 inches Sfc-500 mean rel hum: 52.52 % Est. max temperature: 32.08 C = 89.74 F Sfc-Lift cond lev (LCL): 960.32 mb = 451.21 m = 1480.32 ft T: 23.00 C 700-500 lapse rate: 4.80 C/km ThetaE index: 27.51 C Layer 700.0- 500.0 mb Conv cond level (CCL): 935.40 mb = 681.19 m = 2234.85 ft Mean mixing ratio: 17.28 g/kg Conv temperature: 27.85 C = 82.13 F Cap Strength: 0.31 C Lifted Index: -2.05 C Risk: Severe thunderstorms possible Lifted Index @300 mb: -1.48 C Lifted Index @700 mb: -2.48 C Showalter Index: -2.34 C Risk: Severe thunderstorms possible Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 22.90 C Cross Totals Index: 22.90 C K Index: 27.90 Risk: 40-60 % chance of thunderstorms Sweat Index: 260.00 Risk: None Energy Index: -4.55 Risk: Severe Thunderstorms probable Parcel Indices Parcel: using 100 mb layer CAPE (B+): 759.76 J/kg Max Up Vert Vel: 38.98 m/s Conv Inhibition (B-): 0.47 J/kg Cap Strength: 0.31 C Lift Cond Lev (LCL): 941.98 mb = 619.86 m = 2033.64 ft Lev Free Conv (LFC): 926.98 mb = 760.28 m = 2494.34 ft Equ Level (EL): 876.98 mb = 1239.85 m = 4067.69 ft B at Equ Level: 9.49 J/kg Max Parcel Lev (MPL): 116.98 mb = 15709.35 m = 51539.23 ft Wind level data Storm motion: 225 at 12 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 1010 4 160 19 -6.5 17.9 | 121 18 -15.4 9.1 1 1000 97 155 22 -9.3 19.9 | 122 21 -18.2 11.2 2 925 779 135 23 -16.3 16.3 | 107 26 -25.1 7.5 3 850 1510 135 18 -12.7 12.7 | 100 22 -21.6 3.9 4 700 3140 265 19 18.9 1.7 | 305 12 10.1 -7.1 5 500 5870 185 8 0.7 8.0 | 84 8 -8.2 -0.8 6 400 7600 335 9 3.8 -8.2 | 17 18 -5.1 -16.9 7 300 9700 110 3 -2.8 1.0 | 56 14 -11.7 -7.8 8 250 10970 70 5 -4.7 -1.7 | 52 17 -13.6 -10.5 9 200 12450 90 18 -18.0 0.0 | 72 28 -26.9 -8.8 10 150 14250 75 10 -9.7 -2.6 | 58 22 -18.5 -11.4 11 100 16630 240 18 15.6 9.0 | 268 7 6.7 0.2 Wind Parameters Mean winds (0-6000m): 195.3 at 16.6 knts Storm direction: 225.3 at 12.5 knts Shear (0-3000m) pos: 5.5 neg: 1.4 tot: 6.8 10-3/s Storm rel Dir Shear (0-3000m): 170.6 deg Storm rel helicity (0-3000m) pos: 98.7 neg: -55.2 tot: 43.5 m^2/s^2 ave: 14.5 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 4.1 10^-3/s Energy-Hel index: 0.23 Bulk Rich Number: 23.74 Bulk Shear: 32.00 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 ------------------------------------------------------------------------------- 500 150 22 118 22| 0.0 7.3 7.3| 1.5 -21.5 -20.0 -40.1 -0.40| 8.4 -3.4 1000 144 22 112 24| 0.0 4.7 4.7| 1.5 -43.9 -42.4 -42.4 -0.52| 6.6 -3.4 1500 141 21 109 24| 0.0 2.8 2.8| 1.5 -55.2 -53.7 -35.8 -0.52| 5.5 -2.9 2000 144 21 110 22| 3.2 2.1 5.2| 48.6 -55.2 -6.6 -3.3 0.05| 7.4 0.3 2500 151 20 116 21| 4.8 1.7 6.5| 75.9 -55.2 20.8 8.3 0.28| 8.5 2.4 3000 158 20 120 19| 5.5 1.4 6.8| 98.7 -55.2 43.5 14.5 0.44| 9.4 4.1 4000 178 19 138 14| 3.9 1.3 5.2|105.7 -61.8 43.9 11.0 0.36| 8.4 3.0 5000 190 18 148 11| 3.2 1.8 4.9|105.7 -64.2 41.6 8.3 0.25| 7.6 1.9 6000 195 17 148 9| 2.6 1.8 4.4|105.7 -68.9 36.9 6.1 0.20| 6.9 1.3 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250611.23.gif