UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for OIZH... Searching the city database file for: OIZH ... Date:0000Z 20 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 146 1 920 -9043 SFC 865 1370 8.8 -4.2 40 13.0 3.0 170 3 293.9 294.5 282.8 303.5 3.23 3 850 1512 14.2 -1.8 33 16.0 6.3 95 1 301.0 301.7 286.4 313.0 3.94 4 809 1931 17.2 -6.8 19 24.0 5.9 71 4 308.5 309.0 287.9 317.5 2.84 5 802 2005 17.4 -8.6 16 26.0 5.5 67 5 309.5 309.9 287.9 317.4 2.49 6 789 2143 16.4 -10.6 15 27.0 4.5 59 6 309.9 310.3 287.7 316.8 2.16 7 700 3144 7.8 -16.2 16 24.0 -1.2 360 13 311.1 311.4 287.5 316.2 1.54 8 580 4659 -4.7 -13.7 49 9.0 -8.0 324 14 313.7 314.1 289.1 321.2 2.29 9 556 4991 -6.9 -23.9 24 17.0 -11.6 316 14 314.9 315.1 288.2 318.3 1.00 10 514 5599 -11.7 -17.7 61 6.0 -13.6 300 15 316.3 316.6 289.5 322.4 1.85 11 500 5810 -12.9 -22.9 43 10.0 -15.6 295 15 317.3 317.5 289.2 321.4 1.21 12 494 5902 -13.3 -24.3 39 11.0 -16.2 292 15 317.9 318.1 289.2 321.6 1.08 13 478 6152 -14.9 -18.8 72 3.9 -16.1 285 15 319.0 319.3 290.3 325.0 1.81 14 457 6492 -14.9 -42.9 7 28.0 -19.2 275 14 323.1 323.1 289.9 323.8 0.19 15 445 6693 -16.3 -26.3 42 10.0 -18.7 269 14 323.8 324.0 290.9 327.3 1.00 16 416 7198 -18.3 -59.3 1 41.0 -22.3 254 13 327.5 327.5 291.0 327.6 0.03 17 400 7490 -20.7 -60.7 1 40.0 -24.2 245 13 328.1 328.1 291.2 328.2 0.03 18 300 9550 -33.9 -70.9 1 37.0 -35.5 265 44 337.6 337.6 293.7 337.6 0.01 19 250 10800 -41.1 -76.1 1 35.0 -42.1 265 66 345.0 345.0 295.5 345.0 0.00 20 227 11453 -45.5 -79.2 1 33.7 -46.2 270 75 347.9 347.9 296.1 347.9 0.00 21 200 12290 -51.3 -83.3 1 32.0 -51.7 265 75 351.5 351.5 297.0 351.5 0.00 22 150 14110 -63.5 -89.5 2 26.0 -63.6 265 62 360.7 360.7 298.8 360.7 0.00 23 117 15602 -71.1 -94.1 2 23.0 -71.2 260 56 373.2 373.2 301.1 373.2 0.00 24 111 15912 -71.3 -93.3 2 22.0 -71.3 267 47 378.5 378.5 302.0 378.5 0.00 25 102 16413 -69.9 -91.9 3 22.0 -70.0 277 32 390.5 390.5 303.9 390.5 0.00 26 100 16530 -70.1 -92.1 3 22.0 -70.2 280 29 392.3 392.3 304.1 392.3 0.00 TRP 117 15602 -71.1 -94.1 2 23.0 -71.2 260 56 373.2 373.2 301.1 373.2 0.00 WND 227 11453 -45.5 -79.2 1 33.7 -46.2 270 75 347.9 347.9 296.1 347.9 0.00 Sounding variables and indices 1000-500 mb thick: 5664.00 m Freezing level: 625.12 mb = 4089.65 m = 13417.33 ft Wetbulb zero: 718.77 mb = 2922.84 m = 9589.26 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 30.47 % Est. max temperature: 25.14 C = 77.24 F Sfc-Lift cond lev (LCL): 708.55 mb = 3042.46 m = 9981.70 ft T: 8.67 C 700-500 lapse rate: 7.76 C/km ThetaE index: 1.28 C Layer 802.0- 580.0 mb Conv cond level (CCL): 503.72 mb = 5753.31 m = 18875.46 ft Mean mixing ratio: 2.89 g/kg Conv temperature: 31.00 C = 87.80 F Cap Strength: 6.53 C Lifted Index: 6.30 C Risk: None Lifted Index @300 mb: 16.30 C Lifted Index @700 mb: 4.63 C Showalter Index: 7.59 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 27.10 C Cross Totals Index: 11.10 C K Index: 1.30 Risk: None Sweat Index: 17.00 Risk: None Energy Index: 1.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.01 J/kg Max Up Vert Vel: 10.68 m/s Conv Inhibition (B-): 10101.96 J/kg Cap Strength: 6.53 C Lift Cond Lev (LCL): 584.34 mb = 4599.44 m = 15089.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 344 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 ---------------------------------------------------------- 0 865 1370 170 3 -0.5 3.0 | 165 12 -3.0 11.6 1 850 1512 95 1 -1.0 0.1 | 158 9 -3.5 8.7 2 700 3144 360 13 -0.0 -13.0 | 30 5 -2.5 -4.4 3 500 5810 295 15 13.6 -6.3 | 258 11 11.1 2.3 4 400 7490 245 13 11.8 5.5 | 213 17 9.3 14.1 5 300 9550 265 44 43.8 3.8 | 253 43 41.3 12.4 6 250 10800 265 66 65.7 5.8 | 257 65 63.3 14.4 7 227 11453 270 75 75.0 -0.0 | 263 73 72.5 8.6 8 200 12290 265 75 74.7 6.5 | 258 74 72.2 15.1 9 150 14110 265 62 61.8 5.4 | 257 61 59.3 14.0 10 117 15602 260 56 55.1 9.7 | 251 56 52.7 18.3 11 100 16530 280 29 28.6 -5.0 | 262 26 26.1 3.6 Wind Parameters Mean winds (0-6000m): 313.8 at 11.9 knts Storm direction: 343.8 at 9.0 knts Shear (0-3000m) pos: 0.0 neg: 2.9 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 142.6 deg Storm rel helicity (0-3000m) pos: 0.0 neg: -45.8 tot: -45.8 m^2/s^2 ave: -15.3 10^-3 m/s^2 rel: -0.91 Storm rel vorticity (0-3000m) horiz: 4.6 stream: -4.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.28 Bulk Shear: 24.96 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 95 2 152 10| 0.0 5.1 5.1| 0.0 -11.2 -11.2 -22.3 -0.77| 5.6 -4.3 1000 55 4 139 9| 0.0 4.8 4.8| 0.0 -21.9 -21.9 -21.9 -0.85| 5.2 -4.4 1500 22 6 127 6| 0.0 4.7 4.7| 0.0 -31.9 -31.9 -21.3 -0.87| 5.5 -4.8 2000 3 7 115 3| 0.0 4.2 4.2| 0.0 -38.8 -38.8 -19.4 -0.90| 5.4 -4.9 2500 359 8 94 2| 0.0 3.4 3.4| 0.0 -42.2 -42.2 -16.9 -0.91| 4.9 -4.5 3000 353 9 63 1| 0.0 2.9 2.9| 0.0 -45.8 -45.8 -15.3 -0.91| 4.6 -4.2 4000 340 11 321 2| 0.0 2.2 2.2| 0.0 -55.2 -55.2 -13.8 -0.89| 4.3 -3.8 5000 327 12 285 4| 0.0 1.6 1.6| 0.0 -73.2 -73.2 -14.6 -0.88| 4.1 -3.6 6000 314 12 267 6| 0.0 1.1 1.1| 0.0 -99.0 -99.0 -16.5 -0.88| 4.1 -3.6 Wrote GIF file: /home/apache/climate/data/raob//OIZH/skewt/OIZH.skewt.20251020.00.gif