UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101800.upa.cvt Date: 0000Z 18 OCT 25 Searching for OIZH... Searching the city database file for: OIZH ... Date:0000Z 18 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 170 1 920 -8691 SFC 868 1370 10.8 -7.2 28 18.0 3.2 160 5 295.7 296.1 282.8 303.4 2.56 3 863 1418 15.0 -4.0 27 19.0 6.0 117 5 300.6 301.2 285.5 310.6 3.29 4 857 1476 17.0 -3.0 25 20.0 7.1 66 5 303.2 303.9 286.8 314.2 3.57 5 850 1545 16.6 -4.4 23 21.0 6.5 5 5 303.5 304.1 286.6 313.5 3.24 6 808 1974 14.6 -7.4 21 22.0 4.6 357 9 305.8 306.3 286.9 314.4 2.71 7 794 2122 15.0 -9.0 18 24.0 4.3 354 11 307.8 308.3 287.3 315.5 2.43 8 706 3105 9.8 -20.2 10 30.0 -0.8 336 20 312.6 312.8 287.5 316.2 1.09 9 700 3176 9.6 -19.4 11 29.0 -0.8 335 21 313.1 313.3 287.8 317.1 1.17 10 682 3391 7.8 -14.2 19 22.0 -0.9 329 20 313.4 313.8 288.6 319.6 1.87 11 677 3451 7.6 -17.4 15 25.0 -1.7 327 20 313.9 314.2 288.3 318.7 1.44 12 671 3525 8.0 -33.0 4 41.0 -3.1 325 20 315.1 315.2 287.6 316.4 0.35 13 632 4015 5.4 311 18 317.6 14 500 5890 -4.9 -52.9 1 48.0 -12.6 255 11 327.1 327.1 290.9 327.3 0.06 15 400 7600 -18.1 -50.1 4 32.0 -22.1 230 9 331.5 331.5 292.2 331.9 0.10 16 318 9270 -32.1 -47.1 21 15.0 -33.5 274 30 334.5 334.5 293.1 335.2 0.17 17 300 9680 -34.9 -50.9 18 16.0 -36.1 285 35 336.2 336.2 293.5 336.7 0.12 18 250 10930 -43.9 -58.9 17 15.0 -44.5 275 33 340.8 340.8 294.6 341.0 0.05 19 200 12400 -51.5 -70.5 9 19.0 -51.9 290 46 351.2 351.2 296.9 351.3 0.01 20 150 14210 -64.9 -83.9 6 19.0 -65.0 275 35 358.3 358.3 298.4 358.3 0.00 21 121 15501 -71.9 -89.9 5 18.0 -71.9 284 29 368.2 368.2 300.2 368.2 0.00 22 106 16279 -73.9 -91.9 5 18.0 -73.9 290 25 378.6 378.6 302.0 378.6 0.00 23 105 16334 -73.9 -91.9 5 18.0 -73.9 290 24 379.6 379.6 302.2 379.6 0.00 24 100 16620 -73.5 -90.5 6 17.0 -73.5 290 21 385.7 385.7 303.2 385.7 0.00 TRP 106 16279 -73.9 -91.9 5 18.0 -73.9 290 25 378.6 378.6 302.0 378.6 0.00 WND Sounding variables and indices 1000-500 mb thick: 5720.00 m Freezing level: 562.80 mb = 4998.04 m = 16397.57 ft Wetbulb zero: 719.82 mb = 2942.91 m = 9655.09 ft Precipitable water: 0.19 inches Sfc-500 mean rel hum: 16.96 % Est. max temperature: 26.36 C = 79.46 F Sfc-Lift cond lev (LCL): 658.82 mb = 3674.67 m = 12055.85 ft T: 7.20 C 700-500 lapse rate: 5.34 C/km ThetaE index: 0.67 C Layer 850.0- 808.0 mb Conv cond level (CCL): 418.55 mb = 7252.53 m = 23794.09 ft Mean mixing ratio: 2.76 g/kg Conv temperature: 44.37 C = 111.86 F Cap Strength: 13.21 C Lifted Index: 14.88 C Risk: None Lifted Index @300 mb: 15.94 C Lifted Index @700 mb: 6.91 C Showalter Index: 15.24 C Risk: None Total Totals Index: 22.00 C Risk: None Vertical Totals Index: 21.50 C Cross Totals Index: 0.50 C K Index: -11.90 Risk: None Sweat Index: 21.00 Risk: None Energy Index: 3.07 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.81 J/kg Max Up Vert Vel: 8.22 m/s Conv Inhibition (B-): 10988.66 J/kg Cap Strength: 14.80 C Lift Cond Lev (LCL): 583.06 mb = 4660.09 m = 15288.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 336 at 10 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 ---------------------------------------------------------- 0 868 1370 160 5 -1.7 4.7 | 158 15 -5.7 13.9 1 850 1545 5 5 -0.4 -5.0 | 133 6 -4.5 4.2 2 700 3176 335 21 8.9 -19.0 | 334 11 4.8 -9.8 3 500 5890 255 11 10.6 2.8 | 209 14 6.6 12.1 4 400 7600 230 9 6.9 5.8 | 191 15 2.9 15.0 5 300 9680 285 35 33.8 -9.1 | 270 30 29.8 0.1 6 250 10930 275 33 32.9 -2.9 | 258 30 28.8 6.3 7 200 12400 290 46 43.2 -15.7 | 279 40 39.2 -6.5 8 150 14210 275 35 34.9 -3.1 | 259 31 30.8 6.2 9 106 16279 290 25 23.5 -8.6 | 268 19 19.5 0.7 10 100 16620 290 21 19.7 -7.2 | 263 16 15.7 2.0 Wind Parameters Mean winds (0-6000m): 306.3 at 13.4 knts Storm direction: 336.3 at 10.1 knts Shear (0-3000m) pos: 0.0 neg: 3.5 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 107.2 deg Storm rel helicity (0-3000m) pos: 0.3 neg: -71.8 tot: -71.5 m^2/s^2 ave: -23.8 10^-3 m/s^2 rel: -0.74 Storm rel vorticity (0-3000m) horiz: 7.3 stream: -5.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.88 Bulk Shear: 17.98 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 7 6 124 6| 0.0 13.4 13.4| 0.3 -23.7 -23.4 -46.8 -0.53| 16.2 -8.6 1000 356 8 105 4| 0.0 9.3 9.3| 0.3 -28.3 -28.0 -28.0 -0.63| 10.8 -6.8 1500 347 11 52 2| 0.0 7.9 7.9| 0.3 -34.1 -33.8 -22.5 -0.65| 9.1 -5.9 2000 340 13 352 3| 0.0 6.5 6.5| 0.3 -45.0 -44.7 -22.4 -0.66| 8.3 -5.5 2500 335 14 333 4| 0.0 4.7 4.7| 0.3 -58.9 -58.7 -23.5 -0.71| 7.7 -5.5 3000 330 15 318 5| 0.0 3.5 3.5| 0.3 -71.8 -71.5 -23.8 -0.74| 7.3 -5.4 4000 323 15 298 6| 0.0 2.0 2.0| 0.3 -96.4 -96.2 -24.0 -0.78| 6.5 -5.1 5000 316 14 280 6| 0.0 1.2 1.2| 0.3-113.9-113.7 -22.7 -0.79| 5.8 -4.6 6000 306 13 259 7| 0.0 0.8 0.8| 0.3-124.2-124.0 -20.7 -0.80| 5.0 -4.0 Wrote GIF file: /home/apache/climate/data/raob//OIZH/skewt/OIZH.skewt.20251018.00.gif