UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for OIZH... Searching the city database file for: OIZH ... Date:0000Z 4 DEC 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 183 1 920 -8798 SFC 867 1370 6.4 -10.6 28 17.0 0.1 230 3 291.2 291.5 280.0 297.1 1.96 3 850 1575 10.2 -8.8 25 19.0 2.4 160 9 296.8 297.2 283.0 303.9 2.31 4 838 1690 12.6 -9.4 21 22.0 3.4 168 10 300.6 301.0 284.4 307.5 2.23 5 831 1759 13.2 -8.8 21 22.0 3.7 173 10 301.9 302.4 285.1 309.3 2.36 6 816 1907 12.6 -9.4 21 22.0 3.2 184 11 302.9 303.3 285.3 310.0 2.29 7 763 2452 9.2 -9.8 25 19.0 1.2 224 15 305.1 305.5 286.2 312.6 2.38 8 758 2505 9.4 -8.6 27 18.0 1.6 228 15 305.9 306.3 286.8 314.1 2.63 9 700 3142 4.6 -11.4 30 16.0 -1.8 275 19 307.6 308.0 287.1 314.9 2.28 10 654 3690 0.0 -13.0 37 13.0 -4.9 270 21 308.4 308.8 287.2 315.3 2.15 11 627 4025 -2.1 -18.1 28 16.0 -7.4 267 22 309.8 310.0 286.9 314.6 1.47 12 500 5770 -17.1 -21.1 71 4.0 -18.1 250 29 312.2 312.5 287.7 316.9 1.42 13 473 6186 -20.1 -23.9 72 3.8 -21.0 250 33 313.5 313.7 287.9 317.4 1.17 14 400 7410 -29.9 -33.9 68 4.0 -30.4 250 44 316.1 316.2 288.1 318.0 0.54 15 306 9258 -44.7 -49.7 57 5.0 -44.9 255 53 320.5 320.6 289.0 321.0 0.13 16 300 9390 -44.3 -51.3 46 7.0 -44.6 255 54 322.9 322.9 289.8 323.4 0.11 17 250 10600 -48.9 -61.9 21 13.0 -49.3 260 73 333.4 333.4 292.7 333.5 0.04 18 200 12030 -58.5 -71.5 17 13.0 -58.6 265 68 340.1 340.1 294.4 340.2 0.01 19 194 12221 -59.3 -72.3 17 13.0 -59.5 264 65 341.8 341.8 294.8 341.9 0.01 20 188 12418 -58.3 -71.3 17 13.0 -58.5 262 62 346.5 346.5 295.8 346.6 0.01 21 177 12795 -60.5 -73.5 17 13.0 -60.6 260 56 348.9 348.9 296.4 349.0 0.01 22 171 13009 -60.5 -73.5 17 13.0 -60.6 261 59 352.4 352.4 297.1 352.4 0.01 23 165 13232 -59.1 -72.1 17 13.0 -59.3 262 62 358.4 358.4 298.4 358.4 0.01 24 160 13424 -59.7 -73.7 15 14.0 -59.9 263 65 360.5 360.5 298.8 360.6 0.01 25 150 13830 -56.9 -70.9 15 14.0 -57.2 265 71 372.0 372.0 300.9 372.1 0.02 26 149 13872 -56.9 -70.9 15 14.0 -57.2 265 72 372.8 372.8 301.1 372.8 0.02 27 140 14266 -58.5 -72.5 15 14.0 -58.7 265 81 376.7 376.7 301.7 376.7 0.02 28 136 14448 -59.5 -73.5 15 14.0 -59.7 265 85 378.0 378.0 301.9 378.1 0.01 29 132 14635 -59.1 -77.1 8 18.0 -59.3 265 89 382.0 382.0 302.6 382.0 0.01 30 130 14731 -59.3 -77.6 8 18.2 -59.6 265 91 383.2 383.2 302.8 383.3 0.01 31 100 16360 -63.3 -85.3 4 22.0 -63.5 260 79 405.4 405.4 305.9 405.4 0.00 TRP 177 12795 -60.5 -73.5 17 13.0 -60.6 260 56 348.9 348.9 296.4 349.0 0.01 WND 130 14731 -59.3 -77.6 8 18.2 -59.6 265 91 383.2 383.2 302.8 383.3 0.01 Sounding variables and indices 1000-500 mb thick: 5587.00 m Freezing level: 654.00 mb = 3689.57 m = 12104.74 ft Wetbulb zero: 730.66 mb = 2798.69 m = 9181.95 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 36.82 % Est. max temperature: 21.64 C = 70.94 F Sfc-Lift cond lev (LCL): 666.29 mb = 3539.54 m = 11612.54 ft T: 1.26 C 700-500 lapse rate: 8.26 C/km Conv cond level (CCL): 515.01 mb = 5542.02 m = 18182.26 ft Mean mixing ratio: 2.29 g/kg Conv temperature: 26.30 C = 79.34 F Cap Strength: 7.87 C Lifted Index: 6.23 C Risk: None Lifted Index @300 mb: 10.49 C Lifted Index @700 mb: 5.69 C Showalter Index: 9.19 C Risk: None Total Totals Index: 35.60 C Risk: None Vertical Totals Index: 27.30 C Cross Totals Index: 8.30 C K Index: 2.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 2.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 59.57 J/kg Max Up Vert Vel: 10.91 m/s Conv Inhibition (B-): 10379.82 J/kg Cap Strength: 7.87 C Lift Cond Lev (LCL): 595.47 mb = 4422.88 m = 14510.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 18 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 ---------------------------------------------------------- 0 867 1370 230 3 2.3 1.9 | 112 17 -15.5 6.3 1 850 1575 160 9 -3.1 8.5 | 122 25 -20.9 12.8 2 700 3142 275 19 18.9 -1.7 | 202 3 1.1 2.7 3 500 5770 250 29 27.3 9.9 | 213 17 9.4 14.3 4 400 7410 250 44 41.3 15.0 | 230 31 23.5 19.4 5 300 9390 255 54 52.2 14.0 | 242 39 34.3 18.4 6 250 10600 260 73 71.9 12.7 | 252 57 54.1 17.1 7 200 12030 265 68 67.7 5.9 | 258 51 49.9 10.3 8 177 12795 260 56 55.1 9.7 | 249 40 37.3 14.1 9 150 13830 265 71 70.7 6.2 | 259 54 52.9 10.6 10 130 14731 265 91 90.7 7.9 | 260 74 72.8 12.3 11 100 16360 260 79 77.8 13.7 | 253 63 60.0 18.1 Wind Parameters Mean winds (0-6000m): 253.8 at 24.5 knts Storm direction: 283.8 at 18.4 knts Shear (0-3000m) pos: 3.9 neg: 2.2 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 106.4 deg Storm rel helicity (0-3000m) pos: 101.1 neg: -0.1 tot: 100.9 m^2/s^2 ave: 33.6 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 7.7 stream: 3.9 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.74 Bulk Shear: 80.31 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 ------------------------------------------------------------------------------- 500 173 8 124 23| 0.0 9.4 9.4| 38.8 -0.1 38.7 77.3 0.53| 13.4 7.1 1000 194 11 134 21| 4.3 4.7 9.0| 75.7 -0.1 75.6 75.6 0.63| 11.1 7.0 1500 224 12 145 16| 6.0 3.1 9.2| 95.5 -0.1 95.4 63.6 0.59| 11.0 6.5 2000 250 14 152 10| 5.9 2.4 8.2|100.1 -0.1 99.9 50.0 0.56| 10.2 5.7 2500 257 15 159 8| 4.7 2.2 6.9|100.8 -0.1 100.7 40.3 0.54| 8.7 4.7 3000 260 16 168 8| 3.9 2.2 6.1|101.1 -0.1 100.9 33.6 0.51| 7.7 3.9 4000 258 19 185 8| 2.9 2.3 5.3|101.1 -2.4 98.7 24.7 0.44| 6.5 2.9 5000 256 21 196 10| 2.4 2.5 4.8|115.9 -4.8 111.1 22.2 0.42| 6.0 2.5 6000 254 24 207 13| 2.0 2.7 4.7|140.7 -4.8 135.9 22.6 0.42| 5.8 2.4 Wrote GIF file: /home/apache/climate/data/raob//OIZH/skewt/OIZH.skewt.20251204.00.gif