UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for OIZH... Searching the city database file for: OIZH ... Date:0000Z 28 APR 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 77 1 920 -9413 SFC 862 1370 19.2 -3.8 21 23.0 7.8 180 5 305.0 305.7 287.2 315.4 3.34 3 850 1493 25.6 -4.4 13 30.0 10.1 190 3 313.0 313.6 289.8 323.4 3.24 4 836 1639 27.2 -4.8 12 32.0 10.5 202 3 316.1 316.8 290.7 326.5 3.20 5 830 1702 27.4 -5.6 11 33.0 10.3 207 3 317.0 317.6 290.8 326.9 3.03 6 823 1777 27.0 -6.0 11 33.0 10.0 213 4 317.3 317.9 290.9 327.0 2.96 7 817 1841 26.6 -6.4 11 33.0 9.7 219 4 317.6 318.1 290.9 327.1 2.90 8 811 1906 26.4 -6.6 11 33.0 9.6 224 4 318.0 318.6 291.0 327.5 2.87 9 700 3175 15.0 -8.0 20 23.0 3.9 330 7 319.1 319.7 291.4 328.9 2.99 10 528 5466 -6.5 -14.5 53 8.0 -9.5 280 9 320.1 320.5 291.1 327.9 2.35 11 500 5890 -8.9 -22.9 31 14.0 -13.0 270 9 322.2 322.4 290.7 326.4 1.21 12 492 6015 -9.7 -25.7 26 16.0 -14.0 269 9 322.7 322.9 290.6 326.1 0.96 13 483 6157 -10.9 -23.9 33 13.0 -14.5 267 9 322.9 323.2 290.8 326.9 1.15 14 464 6465 -12.1 -29.1 23 17.0 -16.2 263 10 325.2 325.3 291.1 327.8 0.74 15 438 6903 -16.3 -28.3 35 12.0 -19.1 258 10 325.3 325.4 291.2 328.3 0.85 16 400 7580 -21.1 -42.1 13 21.0 -24.1 250 11 327.6 327.6 291.3 328.5 0.24 17 384 7880 -23.5 -48.5 8 25.0 -26.2 249 14 328.3 328.3 291.3 328.7 0.12 18 300 9640 -36.1 -43.1 48 7.0 -36.8 240 29 334.5 334.5 293.2 335.6 0.28 19 278 10165 -40.7 -45.7 59 5.0 -41.1 250 38 335.2 335.3 293.3 336.1 0.23 20 250 10880 -46.3 -52.3 51 6.0 -46.6 265 50 337.2 337.3 293.7 337.7 0.12 21 224 11601 -51.7 -58.7 43 7.0 -51.9 256 64 339.7 339.7 294.3 340.0 0.06 22 220 11718 -52.6 -58.9 47 6.3 -52.8 255 66 340.0 340.0 294.4 340.3 0.06 23 213 11926 -54.3 -59.3 54 5.0 -54.4 255 63 340.6 340.6 294.5 340.8 0.06 24 211 11986 -54.5 -60.5 47 6.0 -54.6 255 62 341.2 341.2 294.7 341.4 0.05 25 200 12330 -53.1 -61.1 37 8.0 -53.3 255 58 348.7 348.7 296.4 348.9 0.05 26 185 12835 -52.1 -63.1 25 11.0 -52.4 250 53 358.2 358.2 298.4 358.4 0.04 27 150 14170 -60.5 -74.5 14 14.0 -60.7 235 38 365.9 365.9 299.8 365.9 0.01 28 124 15330 -67.7 -81.7 12 14.0 -67.8 242 33 373.2 373.2 301.1 373.3 0.00 29 100 16600 -73.9 -86.9 12 13.0 -73.9 250 27 384.9 384.9 303.1 385.0 0.00 TRP WND 220 11718 -52.6 -58.9 47 6.3 -52.8 255 66 340.0 340.0 294.4 340.3 0.06 Sounding variables and indices 1000-500 mb thick: 5813.00 m Freezing level: 580.00 mb = 4773.60 m = 15661.21 ft Wetbulb zero: 649.42 mb = 3784.39 m = 12415.82 ft Precipitable water: 0.44 inches Sfc-500 mean rel hum: 28.57 % Est. max temperature: 32.58 C = 90.65 F Sfc-Lift cond lev (LCL): 609.92 mb = 4294.37 m = 14088.95 ft T: 4.50 C 700-500 lapse rate: 8.80 C/km Conv cond level (CCL): 456.28 mb = 6592.41 m = 21628.38 ft Mean mixing ratio: 3.01 g/kg Conv temperature: 38.52 C = 101.34 F Cap Strength: 4.01 C Lifted Index: 4.18 C Risk: None Lifted Index @300 mb: 6.60 C Lifted Index @700 mb: 2.36 C Showalter Index: 5.67 C Risk: None Total Totals Index: 39.00 C Risk: None Vertical Totals Index: 34.50 C Cross Totals Index: 4.50 C K Index: 7.10 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 0.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.00 J/kg Max Up Vert Vel: 8.72 m/s Conv Inhibition (B-): 6661.14 J/kg Cap Strength: 4.14 C Lift Cond Lev (LCL): 511.25 mb = 5717.05 m = 18756.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 312 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 ---------------------------------------------------------- 0 862 1370 180 5 0.0 5.0 | 154 10 -4.2 8.9 1 850 1493 190 3 0.5 3.0 | 151 8 -3.7 6.8 2 700 3175 330 7 3.5 -6.1 | 18 2 -0.7 -2.2 3 500 5890 270 9 9.0 -0.0 | 231 6 4.8 3.9 4 400 7580 250 11 10.3 3.8 | 219 10 6.1 7.6 5 300 9640 240 29 25.1 14.5 | 229 28 20.9 18.4 6 250 10880 265 50 49.8 4.4 | 260 46 45.6 8.2 7 220 11718 255 66 63.8 17.1 | 251 63 59.5 20.9 8 200 12330 255 58 56.0 15.0 | 250 55 51.8 18.9 9 150 14170 235 38 31.1 21.8 | 226 37 26.9 25.6 10 100 16600 250 27 25.4 9.2 | 238 25 21.1 13.1 Wind Parameters Mean winds (0-6000m): 282.4 at 7.6 knts Storm direction: 312.4 at 5.7 knts Shear (0-3000m) pos: 2.0 neg: 0.5 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 127.7 deg Storm rel helicity (0-3000m) pos: 9.6 neg: -2.5 tot: 7.2 m^2/s^2 ave: 2.4 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 3.1 stream: 0.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 4.56 Bulk Shear: 8.34 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 ------------------------------------------------------------------------------- 500 201 4 158 8| 3.4 0.0 3.4| 3.5 -0.7 2.8 5.6 0.38| 4.0 1.5 1000 230 4 170 7| 3.4 0.0 3.4| 7.4 -0.7 6.6 6.6 0.53| 3.8 2.0 1500 269 5 185 4| 3.4 0.0 3.4| 9.0 -0.7 8.3 5.5 0.54| 4.0 2.2 2000 308 5 165 1| 3.0 0.0 3.0| 9.6 -1.0 8.6 4.3 0.54| 3.9 2.1 2500 313 6 117 0| 2.4 0.3 2.7| 9.6 -1.7 7.9 3.2 0.41| 3.5 1.4 3000 311 6 287 0| 2.0 0.5 2.5| 9.6 -2.5 7.2 2.4 0.30| 3.1 0.9 4000 303 7 256 1| 1.5 0.8 2.3| 9.6 -4.5 5.1 1.3 0.15| 2.8 0.4 5000 292 7 243 3| 1.2 0.9 2.1| 9.6 -6.8 2.8 0.6 0.07| 2.5 0.2 6000 282 8 235 4| 1.0 0.9 1.9| 9.6 -9.2 0.5 0.1 0.02| 2.3 0.1 Wrote GIF file: /home/apache/climate/data/raob//OIZH/skewt/OIZH.skewt.20250428.00.gif