UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101012.upa.cvt Date: 1200Z 10 OCT 25 Searching for ZSNO... Searching the city database file for: ZSNO ... Date:1200Z 10 OCT 25 Station: ZSNO WMO ident: 99999 Latitude: -36.00 Longitude: -7.40 ------------------------------------------------------------------------------- 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 1017 30 10.2 6.0 75 4.2 8.0 145 25 282.0 283.0 280.4 297.9 5.77 1 1000 170 11.6 8.3 80 3.3 9.8 145 16 284.8 285.9 283.0 303.9 6.88 2 925 816 7.0 2.2 71 4.8 4.6 130 21 286.5 287.3 281.4 300.2 4.85 3 850 1507 3.4 0.8 83 2.6 2.2 120 10 289.7 290.5 282.8 303.4 4.77 4 700 3069 -2.7 -6.7 74 4.0 -4.3 315 27 299.5 300.1 285.1 309.5 3.30 5 500 5670 -15.9 -19.7 73 3.8 -17.0 290 40 313.7 314.0 288.4 319.0 1.60 6 400 7320 -25.7 -29.6 70 3.9 -26.4 295 57 321.6 321.7 290.1 324.5 0.82 7 300 9350 -39.3 -43.8 62 4.5 -39.6 310 93 330.0 330.0 292.0 331.0 0.26 8 250 10570 -50.1 -54.5 60 4.4 -50.3 310 84 331.6 331.6 292.2 332.0 0.09 9 208 11744 -59.5 -68.5 30 9.0 -59.6 310 90 334.8 334.8 293.0 334.8 0.02 10 203 11896 -58.3 -72.8 14 14.6 -58.4 305 96 339.1 339.1 294.1 339.1 0.01 11 200 11990 -57.5 -75.5 8 18.0 -57.7 305 94 341.7 341.7 294.7 341.7 0.01 12 150 13810 -59.3 -88.3 1 29.0 -59.5 295 72 367.9 367.9 300.2 367.9 0.00 13 100 16320 -60.9 -87.9 2 27.0 -61.2 285 37 410.1 410.1 306.5 410.1 0.00 TRP 208 11744 -59.5 -68.5 30 9.0 -59.6 310 90 334.8 334.8 293.0 334.8 0.02 WND 203 11896 -58.3 -72.8 14 14.6 -58.4 305 96 339.1 339.1 294.1 339.1 0.01 Sounding variables and indices 1000-500 mb thick: 5500.00 m Freezing level: 766.39 mb = 2377.62 m = 7800.51 ft Wetbulb zero: 799.54 mb = 1999.32 m = 6559.36 ft Precipitable water: 0.87 inches Sfc-500 mean rel hum: 75.53 % Est. max temperature: 17.20 C = 62.95 F Sfc-Lift cond lev (LCL): 954.16 mb = 558.85 m = 1833.48 ft T: 8.83 C 700-500 lapse rate: 5.07 C/km ThetaE index: 3.66 C Layer 925.0- 850.0 mb Conv cond level (CCL): 857.03 mb = 1439.68 m = 4723.30 ft Mean mixing ratio: 5.85 g/kg Conv temperature: 17.64 C = 63.75 F Cap Strength: 5.78 C Lifted Index: 11.85 C Risk: None Lifted Index @300 mb: 20.15 C Lifted Index @700 mb: 5.78 C Showalter Index: 10.71 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 19.30 C Cross Totals Index: 16.70 C K Index: 16.10 Risk: < 20 % chance of thunderstorms Sweat Index: 69.60 Risk: None Energy Index: 3.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.53 J/kg Max Up Vert Vel: 4.37 m/s Conv Inhibition (B-): 13989.36 J/kg Cap Strength: 11.87 C Lift Cond Lev (LCL): 910.26 mb = 947.30 m = 3107.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 20 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 1017 30 145 25 -14.3 20.5 | 146 45 -24.7 37.3 1 1000 170 145 16 -9.2 13.1 | 147 36 -19.5 29.9 2 925 816 130 21 -16.1 13.5 | 139 40 -26.4 30.3 3 850 1507 120 10 -8.7 5.0 | 139 29 -19.0 21.8 4 700 3069 315 27 19.1 -19.1 | 285 9 8.8 -2.3 5 500 5670 290 40 37.6 -13.7 | 264 27 27.3 3.1 6 400 7320 295 57 51.7 -24.1 | 280 42 41.3 -7.3 7 300 9350 310 93 71.2 -59.8 | 305 75 60.9 -43.0 8 250 10570 310 84 64.3 -54.0 | 305 66 54.0 -37.2 9 208 11744 310 90 68.9 -57.9 | 305 72 58.6 -41.1 10 203 11896 305 96 78.6 -55.1 | 299 78 68.3 -38.3 11 200 11990 305 94 77.0 -53.9 | 299 76 66.7 -37.1 12 150 13810 295 72 65.3 -30.4 | 284 57 54.9 -13.6 13 100 16320 285 37 35.7 -9.6 | 254 26 25.4 7.2 Wind Parameters Mean winds (0-6000m): 298.4 at 26.3 knts Storm direction: 328.4 at 19.7 knts Shear (0-3000m) pos: 0.0 neg: 8.8 tot: 8.8 10-3/s Storm rel Dir Shear (0-3000m): 148.7 deg Storm rel helicity (0-3000m) pos: 4.0 neg: -273.5 tot: -269.5 m^2/s^2 ave: -89.8 10^-3 m/s^2 rel: -0.64 Storm rel vorticity (0-3000m) horiz: 13.7 stream: -8.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 251.99 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 ------------------------------------------------------------------------------- 500 142 18 145 38| 0.0 7.2 7.2| 2.0 -26.2 -24.2 -48.4 -0.21| 12.1 -2.5 1000 136 19 142 38| 0.0 5.1 5.1| 2.0 -57.3 -55.3 -55.3 -0.30| 9.4 -2.8 1500 133 17 141 37| 0.0 5.7 5.7| 4.0 -60.5 -56.6 -37.7 -0.22| 8.9 -1.9 2000 125 16 138 35| 0.0 7.0 7.0| 4.0-155.8-151.8 -75.9 -0.47| 10.0 -4.7 2500 111 17 131 34| 0.0 8.7 8.7| 4.0-233.2-229.2 -91.7 -0.56| 11.7 -6.6 3000 116 18 133 36| 0.0 8.8 8.8| 4.0-273.5-269.5 -89.8 -0.64| 13.7 -8.8 4000 317 21 244 4| 0.0 7.2 7.2| 4.0-282.7-278.8 -69.7 -0.61| 11.4 -7.0 5000 305 23 249 10| 0.0 6.2 6.2| 4.0-296.5-292.5 -58.5 -0.59| 9.9 -5.9 6000 298 26 251 13| 0.0 5.7 5.7| 20.2-310.1-289.9 -48.3 -0.54| 9.0 -4.9 Wrote GIF file: /home/apache/climate/data/raob//ZSNO/skewt/ZSNO.skewt.20251010.12.gif