UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025060111.upa.cvt Date: 1100Z 1 JUN 25 Searching for FSSS... Searching the city database file for: FSSS ... Date:1100Z 1 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 29.6 23.6 70 6.0 25.2 90 3 301.7 305.1 297.9 356.1 18.42 1 1000 105 27.6 21.6 70 6.0 23.3 65 7 300.8 303.8 296.4 349.1 16.46 2 925 792 21.4 18.3 83 3.1 19.2 65 7 301.2 303.8 295.2 343.7 14.46 3 850 1522 19.0 7.0 46 12.0 11.8 105 10 306.0 307.4 291.3 328.5 7.41 4 700 3171 11.8 -2.2 38 14.0 4.5 200 8 315.6 316.4 291.8 330.4 4.65 5 500 5890 -5.9 -20.9 29 15.0 -10.8 125 6 325.8 326.1 292.0 330.9 1.45 6 400 7620 -15.5 -25.5 42 10.0 -18.3 80 15 334.8 335.1 294.1 339.2 1.20 7 300 9720 -30.7 -38.7 45 8.0 -31.8 60 21 342.1 342.2 295.3 343.9 0.45 8 250 10990 -40.5 -49.5 37 9.0 -41.2 80 11 345.9 345.9 295.8 346.5 0.17 9 200 12470 -51.7 -58.7 43 7.0 -52.0 325 14 350.9 350.9 296.9 351.2 0.07 10 150 14270 -66.9 -71.4 53 4.5 -67.0 50 45 354.8 354.8 297.7 354.9 0.02 11 132 15038 -69.7 -76.3 38 6.5 -69.8 75 63 363.0 363.0 299.3 363.0 0.01 12 100 16670 -75.9 -86.9 16 11.0 -75.9 130 12 381.1 381.1 302.4 381.1 0.00 TRP WND 132 15038 -69.7 -76.3 38 6.5 -69.8 75 63 363.0 363.0 299.3 363.0 0.01 Sounding variables and indices 1000-500 mb thick: 5785.00 m Freezing level: 566.67 mb = 4983.67 m = 16350.41 ft Wetbulb zero: 641.50 mb = 3876.18 m = 12716.97 ft Precipitable water: 1.56 inches Sfc-500 mean rel hum: 44.74 % Est. max temperature: 33.13 C = 91.64 F Sfc-Lift cond lev (LCL): 928.13 mb = 762.23 m = 2500.71 ft T: 21.67 C 700-500 lapse rate: 6.51 C/km ThetaE index: 27.58 C Layer 1000.0- 700.0 mb Conv cond level (CCL): 811.04 mb = 1920.54 m = 6300.91 ft Mean mixing ratio: 15.45 g/kg Conv temperature: 36.24 C = 97.23 F Cap Strength: 2.17 C Lifted Index: -1.70 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.43 C Lifted Index @700 mb: 2.17 C Showalter Index: 6.06 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 12.90 C K Index: 17.90 Risk: < 20 % chance of thunderstorms Sweat Index: 110.00 Risk: None Energy Index: 0.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 202.74 J/kg Max Up Vert Vel: 20.14 m/s Conv Inhibition (B-): 206.17 J/kg Cap Strength: 2.18 C Lift Cond Lev (LCL): 899.28 mb = 1035.45 m = 3397.11 ft Lev Free Conv (LFC): 584.28 mb = 4631.22 m = 15194.12 ft Equ Level (EL): 274.28 mb = 10344.36 m = 33937.79 ft B at Equ Level: 202.23 J/kg Max Parcel Lev (MPL): 184.28 mb = 12982.21 m = 42592.02 ft Wind level data Storm motion: 168 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 90 3 -3.0 0.0 | 18 6 -1.8 -5.6 1 1000 105 65 7 -6.3 -3.0 | 31 10 -5.2 -8.6 2 925 792 65 7 -6.3 -3.0 | 31 10 -5.2 -8.6 3 850 1522 105 10 -9.7 2.6 | 70 9 -8.5 -3.0 4 700 3171 200 8 2.7 7.5 | 244 4 3.9 1.9 5 500 5890 125 6 -4.9 3.4 | 60 4 -3.7 -2.2 6 400 7620 80 15 -14.8 -2.6 | 59 16 -13.6 -8.2 7 300 9720 60 21 -18.2 -10.5 | 47 23 -17.0 -16.1 8 250 10990 80 11 -10.8 -1.9 | 52 12 -9.7 -7.5 9 200 12470 325 14 8.0 -11.5 | 332 19 9.2 -17.1 10 150 14270 50 45 -34.5 -28.9 | 44 48 -33.3 -34.6 11 132 15038 75 63 -60.9 -16.3 | 70 64 -59.7 -21.9 12 100 16670 130 12 -9.2 7.7 | 105 8 -8.0 2.1 Wind Parameters Mean winds (0-6000m): 138.1 at 7.7 knts Storm direction: 168.1 at 5.8 knts Shear (0-3000m) pos: 2.3 neg: 0.8 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): -150.4 deg Storm rel helicity (0-3000m) pos: 34.6 neg: -0.0 tot: 34.6 m^2/s^2 ave: 11.5 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 3.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 21.62 Bulk Shear: 9.38 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 66 7 30 10| 0.0 4.6 4.6| 3.5 -0.0 3.5 7.1 0.40| 4.6 1.9 1000 67 7 32 10| 0.9 2.3 3.2| 8.1 -0.0 8.1 8.1 0.57| 3.2 1.8 1500 77 8 40 10| 2.2 1.5 3.7| 19.8 -0.0 19.8 13.2 0.75| 3.8 2.8 2000 89 8 50 9| 2.4 1.1 3.6| 27.0 -0.0 27.0 13.5 0.75| 4.1 3.0 2500 100 8 59 8| 2.4 0.9 3.4| 31.2 -0.0 31.2 12.5 0.76| 4.2 3.2 3000 109 8 66 7| 2.3 0.8 3.1| 34.6 -0.0 34.6 11.5 0.80| 4.3 3.4 4000 128 8 84 5| 1.7 0.8 2.5| 35.7 -1.5 34.2 8.5 0.65| 3.7 2.4 5000 137 8 93 4| 1.4 1.0 2.3| 35.7 -2.8 32.9 6.6 0.49| 3.4 1.6 6000 138 8 91 4| 1.1 1.1 2.2| 36.1 -4.3 31.8 5.3 0.40| 3.1 1.2 Wrote GIF file: /home/apache/climate/data/raob//FSSS/skewt/FSSS.skewt.20250601.11.gif