UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for OIZH... Searching the city database file for: OIZH ... Date:0000Z 15 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 118 1 920 -9280 SFC 863 1370 12.0 -14.0 15 26.0 2.3 170 3 297.4 297.7 282.2 302.1 1.50 3 850 1498 20.6 -8.4 13 29.0 7.2 250 5 307.7 308.2 287.2 315.3 2.38 4 837 1634 22.6 -9.4 11 32.0 7.7 263 6 311.2 311.6 288.2 318.4 2.24 5 700 3172 7.2 -11.8 24 19.0 -0.6 50 15 310.5 310.9 287.9 317.6 2.21 6 637 3951 0.6 -14.4 31 15.0 -5.0 9 12 311.4 311.8 288.1 317.8 1.97 7 618 4199 3.0 -36.0 4 39.0 -6.4 356 11 316.9 317.0 288.1 317.9 0.29 8 500 5910 -6.1 -52.1 1 46.0 -13.3 265 5 325.6 325.6 290.5 325.8 0.06 9 400 7620 -18.9 -52.9 3 34.0 -22.8 300 5 330.4 330.4 291.9 330.7 0.07 10 393 7751 -19.5 -53.5 3 34.0 -23.3 299 6 331.3 331.3 292.2 331.6 0.07 11 389 7826 -18.9 -53.9 3 35.0 -22.9 299 7 333.1 333.1 292.6 333.3 0.06 12 300 9700 -32.3 -61.3 4 29.0 -34.1 285 23 339.9 339.9 294.3 340.0 0.03 13 250 10960 -42.1 -66.1 6 24.0 -42.9 275 31 343.5 343.5 295.2 343.6 0.02 14 200 12440 -52.9 -74.9 5 22.0 -53.2 280 35 349.0 349.0 296.4 349.0 0.01 15 150 14240 -65.3 -84.3 6 19.0 -65.4 265 31 357.6 357.6 298.2 357.6 0.00 16 105 16358 -75.3 -93.3 4 18.0 -75.3 280 7 376.9 376.9 301.8 376.9 0.00 17 102 16525 -75.5 -93.5 4 18.0 -75.5 271 8 379.7 379.7 302.2 379.7 0.00 18 100 16640 -75.1 -93.1 4 18.0 -75.2 265 9 382.6 382.6 302.6 382.6 0.00 TRP 105 16358 -75.3 -93.3 4 18.0 -75.3 280 7 376.9 376.9 301.8 376.9 0.00 WND Sounding variables and indices 1000-500 mb thick: 5792.00 m Freezing level: 579.10 mb = 4762.91 m = 15626.17 ft Wetbulb zero: 710.29 mb = 3046.23 m = 9994.07 ft Precipitable water: 0.22 inches Sfc-500 mean rel hum: 13.31 % Est. max temperature: 24.61 C = 76.30 F Sfc-Lift cond lev (LCL): 578.81 mb = 4727.93 m = 15511.40 ft T: 0.19 C 700-500 lapse rate: 4.86 C/km ThetaE index: 0.83 C Layer 700.0- 637.0 mb Conv cond level (CCL): 402.54 mb = 7571.51 m = 24840.61 ft Mean mixing ratio: 2.20 g/kg Conv temperature: 43.52 C = 110.34 F Cap Strength: 11.43 C Lifted Index: 12.04 C Risk: None Lifted Index @300 mb: 16.66 C Lifted Index @700 mb: 0.58 C Showalter Index: 12.98 C Risk: None Total Totals Index: 24.40 C Risk: None Vertical Totals Index: 26.70 C Cross Totals Index: -2.30 C K Index: -0.70 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 2.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.58 J/kg Max Up Vert Vel: 7.95 m/s Conv Inhibition (B-): 9446.12 J/kg Cap Strength: 11.90 C Lift Cond Lev (LCL): 525.83 mb = 5503.19 m = 18054.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 49 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 ---------------------------------------------------------- 0 863 1370 170 3 -0.5 3.0 | 211 8 4.3 7.2 1 850 1498 250 5 4.7 1.7 | 238 11 9.6 6.0 2 700 3012 50 15 -11.5 -9.6 | 51 9 -6.6 -5.4 3 500 5910 265 5 5.0 0.4 | 245 11 9.8 4.7 4 400 7620 300 5 4.3 -2.5 | 259 9 9.2 1.7 5 300 9700 285 23 22.2 -6.0 | 274 27 27.1 -1.7 6 250 10960 275 31 30.9 -2.7 | 268 36 35.7 1.5 7 200 12440 280 35 34.5 -6.1 | 273 39 39.3 -1.8 8 150 14240 265 31 30.9 2.7 | 259 36 35.7 6.9 9 105 16358 280 7 6.9 -1.2 | 256 12 11.7 3.0 10 100 16640 265 9 9.0 0.8 | 250 15 13.8 5.0 Wind Parameters Mean winds (0-6000m): 18.8 at 8.6 knts Storm direction: 48.8 at 6.4 knts Shear (0-3000m) pos: 2.8 neg: 1.9 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 93.7 deg Storm rel helicity (0-3000m) pos: 86.7 neg: -32.4 tot: 54.4 m^2/s^2 ave: 18.1 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 3.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 1.67 Bulk Shear: 18.95 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 ------------------------------------------------------------------------------- 500 266 6 246 11| 9.6 0.0 9.6| 27.6 0.0 27.6 55.2 0.90| 10.9 9.9 1000 312 7 274 10| 7.1 0.0 7.1| 53.7 0.0 53.7 53.7 0.94| 10.1 9.5 1500 18 9 335 5| 5.6 0.0 5.6| 80.1 0.0 80.1 53.4 0.95| 10.8 10.3 2000 41 10 28 4| 4.2 0.2 4.4| 86.7 -8.1 78.6 39.3 0.76| 9.9 7.5 2500 35 11 17 5| 3.4 1.4 4.7| 86.7 -20.4 66.3 26.5 0.53| 9.2 4.8 3000 30 11 6 5| 2.8 1.9 4.7| 86.7 -32.4 54.4 18.1 0.37| 8.5 3.2 4000 29 10 2 5| 2.1 2.2 4.3| 86.7 -55.4 31.4 7.8 0.18| 7.5 1.3 5000 32 9 3 4| 1.7 1.8 3.6| 88.6 -64.9 23.7 4.7 0.13| 6.4 0.8 6000 19 9 332 4| 1.6 1.5 3.1| 92.7 -64.9 27.8 4.6 0.15| 5.5 0.8 Wrote GIF file: /home/apache/climate/data/raob//OIZH/skewt/OIZH.skewt.20251015.00.gif