UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for SCFA... Searching the city database file for: SCFA ... Date:1200Z 18 OCT 25 Station: SCFA WMO ident: 85442 Latitude: -23.43 Longitude: -70.45 Elevation: 120.00 ------------------------------------------------------------------------------- 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 1002 120 15.8 10.8 72 5.0 12.9 210 2 288.8 290.2 285.9 311.7 8.14 1 1000 135 15.2 10.7 74 4.5 12.6 225 1 288.4 289.8 285.7 311.1 8.10 2 925 790 9.2 8.6 96 0.6 8.9 45 4 288.7 290.1 285.4 310.1 7.60 3 900 1016 7.4 6.9 97 0.5 7.1 47 5 289.1 290.4 284.9 308.8 6.94 4 896 1053 9.4 1.4 57 8.0 5.5 47 5 291.6 292.4 283.5 305.3 4.72 5 895 1062 12.6 -2.4 35 15.0 5.5 47 5 295.0 295.6 283.6 305.6 3.58 6 893 1081 13.6 -5.4 26 19.0 5.1 47 5 296.2 296.7 283.3 304.8 2.86 7 892 1091 17.4 -9.6 15 27.0 5.8 47 5 300.2 300.6 284.0 306.6 2.07 8 850 1503 19.4 -14.6 9 34.0 5.5 50 6 306.5 306.7 285.7 311.2 1.45 9 832 1687 19.6 -8.4 14 28.0 6.6 51 6 308.6 309.0 287.5 316.3 2.43 10 823 1780 21.2 -13.8 8 35.0 6.2 52 6 311.2 311.5 287.6 316.5 1.60 11 732 2782 15.6 -18.4 8 34.0 2.4 58 4 315.7 315.9 288.7 319.8 1.22 12 700 3158 12.6 -21.4 8 34.0 0.4 60 4 316.4 316.6 288.7 319.8 0.99 13 626 4080 4.8 -17.2 19 22.0 -3.4 113 7 317.8 318.1 289.7 323.1 1.58 14 571 4825 2.0 157 9 323.0 15 500 5880 -5.3 -33.3 9 28.0 -12.1 220 13 326.6 326.7 291.2 328.3 0.46 16 434 6975 -12.7 -43.7 6 31.0 -17.9 330.7 330.7 292.1 331.4 0.18 TRP WND Sounding variables and indices 1000-500 mb thick: 5745.00 m Freezing level: 551.55 mb = 5113.69 m = 16776.98 ft Wetbulb zero: 692.79 mb = 3243.49 m = 10641.23 ft Precipitable water: 0.54 inches Sfc-500 mean rel hum: 28.99 % Est. max temperature: 33.19 C = 91.73 F Sfc-Lift cond lev (LCL): 929.80 mb = 746.53 m = 2449.22 ft T: 9.60 C 700-500 lapse rate: 6.58 C/km ThetaE index: 6.43 C Layer 1000.0- 895.0 mb Conv cond level (CCL): 918.36 mb = 849.48 m = 2786.99 ft Mean mixing ratio: 7.72 g/kg Conv temperature: 15.84 C = 60.52 F Cap Strength: 17.43 C Lifted Index: 16.77 C Risk: None Lifted Index @700 mb: 16.51 C Showalter Index: 16.30 C Risk: None Total Totals Index: 15.40 C Risk: None Vertical Totals Index: 24.70 C Cross Totals Index: -9.30 C K Index: -23.90 Risk: None Sweat Index: 25.00 Risk: None Energy Index: 3.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.70 J/kg Max Up Vert Vel: 2.32 m/s Conv Inhibition (B-): 0.28 J/kg Cap Strength: 17.44 C Lift Cond Lev (LCL): 921.24 mb = 823.67 m = 2702.30 ft Lev Free Conv (LFC): 906.24 mb = 959.21 m = 3146.96 ft Equ Level (EL): 896.24 mb = 1050.82 m = 3447.54 ft B at Equ Level: -12.89 J/kg Max Parcel Lev (MPL): 896.24 mb = 1050.82 m = 3447.54 ft Wind level data Storm motion: 169 at 5 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 1002 120 210 2 1.0 1.7 | 327 4 1.9 -3.0 1 1000 135 225 1 0.7 0.7 | 338 4 1.6 -4.0 2 925 790 45 4 -2.8 -2.8 | 14 8 -1.9 -7.5 3 850 1503 50 6 -4.6 -3.9 | 23 9 -3.7 -8.6 4 700 3158 60 4 -3.5 -2.0 | 21 7 -2.5 -6.7 5 500 5880 220 13 8.4 10.0 | 241 11 9.3 5.2 Wind Parameters Mean winds (0-6000m): 139.0 at 6.4 knts Storm direction: 169.0 at 4.8 knts Shear (0-3000m) pos: 0.2 neg: 1.2 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 53.6 deg Storm rel helicity (0-3000m) pos: 5.8 neg: -3.1 tot: 2.7 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 2.1 stream: 0.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.93 Bulk Shear: 2.91 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 ------------------------------------------------------------------------------- 500 110 2 15 4| 0.0 4.7 4.7| 2.9 0.0 2.9 5.7 0.62| 5.6 3.5 1000 46 3 11 7| 0.0 3.5 3.5| 4.1 -2.4 1.6 1.6 0.27| 4.8 1.3 1500 48 4 15 8| 0.3 2.4 2.7| 5.8 -2.4 3.4 2.2 0.31| 3.6 1.1 2000 49 4 17 8| 0.2 1.8 1.9| 5.8 -2.5 3.3 1.6 0.29| 2.9 0.8 2500 50 4 18 8| 0.2 1.4 1.6| 5.8 -2.7 3.0 1.2 0.26| 2.4 0.6 3000 52 4 19 8| 0.2 1.2 1.4| 5.8 -3.1 2.7 0.9 0.24| 2.1 0.5 4000 63 5 26 8| 0.9 0.9 1.8| 16.5 -3.1 13.5 3.4 0.48| 2.4 1.2 5000 91 6 45 6| 1.4 0.7 2.2| 29.2 -3.1 26.1 5.2 0.65| 2.9 1.9 6000 NO DATA | 1.6 0.6 2.2| | Wrote GIF file: /home/apache/climate/data/raob//SCFA/skewt/SCFA.skewt.20251018.12.gif