UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101700.upa.cvt Date: 0000Z 17 OCT 25 Searching for OIZH... Searching the city database file for: OIZH ... Date:0000Z 17 OCT 25 Station: OIZH WMO ident: 40856 Latitude: 29.47 Longitude: 60.88 Elevation: 1370.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 143 1 920 -8934 SFC 866 1370 12.0 -6.0 28 18.0 4.1 175 1 297.1 297.6 283.7 305.7 2.82 3 850 1633 15.2 -3.8 27 19.0 6.1 70 1 302.1 302.7 286.2 312.5 3.39 4 837 1754 18.4 -2.6 24 21.0 7.8 61 2 306.8 307.5 288.2 318.5 3.77 5 831 1811 19.0 -4.0 21 23.0 7.5 57 3 308.0 308.7 288.3 318.8 3.42 6 786 2254 17.4 -10.6 14 28.0 4.9 24 7 311.3 311.7 288.2 318.3 2.17 7 779 2324 17.0 -10.0 15 27.0 4.8 18 7 311.6 312.1 288.4 319.1 2.29 8 773 2386 16.4 -10.6 15 27.0 4.4 14 8 311.7 312.1 288.3 318.8 2.20 9 700 3163 9.2 -13.8 18 23.0 -0.0 315 15 312.7 313.0 288.3 318.8 1.88 10 647 3808 3.4 -13.6 28 17.0 -3.3 303 15 313.2 313.6 288.7 320.0 2.07 11 641 3884 3.0 -15.0 25 18.0 -3.8 302 14 313.6 314.0 288.6 319.7 1.86 12 616 4206 4.4 296 14 318.8 13 611 4273 4.2 295 14 319.3 14 606 4340 4.2 294 14 320.1 15 500 5880 -3.9 265 13 328.3 16 400 7590 -18.1 -59.1 1 41.0 -22.3 305 19 331.5 331.5 292.2 331.6 0.03 17 300 9680 -33.5 -61.5 4 28.0 -35.1 290 19 338.2 338.2 293.9 338.3 0.03 18 250 10930 -42.9 -59.9 14 17.0 -43.6 280 33 342.3 342.3 294.9 342.5 0.05 19 243 11121 -44.5 -61.5 13 17.0 -45.2 281 32 342.7 342.7 295.0 342.8 0.04 20 221 11750 -48.1 -68.1 8 20.0 -48.6 283 31 346.6 346.6 295.9 346.6 0.02 21 200 12400 -52.9 -70.9 10 18.0 -53.2 285 29 349.0 349.0 296.4 349.1 0.01 22 150 14210 -64.9 -80.9 9 16.0 -65.0 265 21 358.3 358.3 298.4 358.3 0.00 23 115 15800 -72.7 -87.7 9 15.0 -72.8 255 19 372.1 372.1 300.9 372.1 0.00 24 113 15903 -72.9 -87.9 9 15.0 -72.9 262 17 373.6 373.6 301.2 373.6 0.00 25 103 16447 -72.5 -87.5 9 15.0 -72.5 298 10 384.4 384.4 302.9 384.4 0.00 26 100 16620 -73.1 -88.1 8 15.0 -73.2 310 7 386.5 386.5 303.3 386.5 0.00 TRP 115 15800 -72.7 -87.7 9 15.0 -72.8 255 19 372.1 372.1 300.9 372.1 0.00 WND Sounding variables and indices 1000-500 mb thick: 5737.00 m Freezing level: 551.04 mb = 5138.31 m = 16857.78 ft Wetbulb zero: 700.64 mb = 3155.88 m = 10353.81 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 19.70 % Est. max temperature: 26.72 C = 80.09 F Sfc-Lift cond lev (LCL): 657.87 mb = 3671.53 m = 12045.55 ft T: 4.63 C 700-500 lapse rate: 4.82 C/km ThetaE index: 0.47 C Layer 786.0- 779.0 mb Conv cond level (CCL): 420.65 mb = 7204.18 m = 23635.48 ft Mean mixing ratio: 2.87 g/kg Conv temperature: 44.34 C = 111.82 F Cap Strength: 12.76 C Lifted Index: 14.30 C Risk: None Lifted Index @300 mb: 15.52 C Lifted Index @700 mb: 4.45 C Showalter Index: 16.88 C Risk: None Total Totals Index: 19.20 C Risk: None Vertical Totals Index: 19.10 C Cross Totals Index: 0.10 C K Index: -7.70 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 3.46 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 83.78 J/kg Max Up Vert Vel: 12.94 m/s Conv Inhibition (B-): 9599.83 J/kg Cap Strength: 14.04 C Lift Cond Lev (LCL): 569.49 mb = 4837.40 m = 15870.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 9 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 ---------------------------------------------------------- 0 866 1370 175 1 -0.1 1.0 | 147 10 -5.6 8.6 1 850 1633 70 1 -0.9 -0.3 | 138 10 -6.5 7.3 2 700 3163 315 15 10.6 -10.6 | 301 6 5.1 -3.0 3 500 5880 265 13 13.0 1.1 | 220 11 7.4 8.7 4 400 7590 305 19 15.6 -10.9 | 288 11 10.1 -3.3 5 300 9680 290 19 17.9 -6.5 | 265 12 12.3 1.1 6 250 10930 280 33 32.5 -5.7 | 266 27 27.0 1.9 7 200 12400 285 29 28.0 -7.5 | 270 22 22.5 0.1 8 150 14210 265 21 20.9 1.8 | 239 18 15.4 9.4 9 115 15800 255 19 18.4 4.9 | 226 18 12.8 12.5 10 100 16620 310 7 5.4 -4.5 | 177 3 -0.2 3.1 Wind Parameters Mean winds (0-6000m): 294.0 at 12.5 knts Storm direction: 324.0 at 9.4 knts Shear (0-3000m) pos: 0.0 neg: 2.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -47.7 tot: -47.7 m^2/s^2 ave: -15.9 10^-3 m/s^2 rel: -0.91 Storm rel vorticity (0-3000m) horiz: 5.1 stream: -4.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 3.39 Bulk Shear: 24.74 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 2 135 10| 0.0 3.9 3.9| 0.0 -10.0 -10.0 -20.0 -0.96| 4.1 -3.9 1000 22 4 121 8| 0.0 4.5 4.5| 0.0 -22.4 -22.4 -22.4 -0.93| 5.0 -4.7 1500 342 6 117 4| 0.0 4.6 4.6| 0.0 -32.1 -32.1 -21.4 -0.91| 6.1 -5.5 2000 318 8 178 2| 0.0 4.0 4.0| 0.0 -39.9 -39.9 -19.9 -0.91| 6.4 -5.8 2500 314 9 228 2| 0.0 3.1 3.1| 0.0 -43.7 -43.7 -17.5 -0.91| 5.6 -5.1 3000 310 10 246 2| 0.0 2.5 2.5| 0.0 -47.7 -47.7 -15.9 -0.91| 5.1 -4.6 4000 302 11 247 4| 0.0 1.7 1.7| 0.0 -56.6 -56.6 -14.2 -0.90| 4.4 -3.9 5000 295 12 242 6| 0.3 1.3 1.7| 9.4 -61.7 -52.3 -10.5 -0.74| 4.0 -3.0 6000 294 13 247 6| 0.9 1.1 2.0| 30.3 -61.7 -31.3 -5.2 -0.46| 4.0 -1.9 Wrote GIF file: /home/apache/climate/data/raob//OIZH/skewt/OIZH.skewt.20251017.00.gif