UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101600.upa.cvt Date: 0000Z 16 OCT 25 Searching for X4009... Searching the city database file for: X4009 ... Date:0000Z 16 OCT 25 Station: X4009 WMO ident: 34009 Latitude: 51.77 Longitude: 36.17 ------------------------------------------------------------------------------- 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 157 SFC 989 247 3.8 2.4 91 1.4 3.2 240 3 277.8 278.6 276.9 290.4 4.60 2 925 786 -0.5 -2.8 84 2.3 -1.4 290 17 278.8 279.4 275.7 288.1 3.36 3 908 934 -1.5 -4.3 81 2.8 -2.6 289 17 279.3 279.8 275.5 287.8 3.06 4 850 1460 -2.9 -6.8 74 3.9 -4.3 285 17 283.1 283.6 277.1 290.8 2.70 5 839 1563 -3.5 -7.8 72 4.3 -5.0 286 17 283.5 284.0 277.0 290.8 2.53 6 818 1763 -5.1 -10.1 68 5.0 -6.7 289 17 283.9 284.3 276.7 290.2 2.17 7 734 2603 -12.7 -15.0 83 2.3 -13.3 300 19 284.5 284.8 276.3 289.3 1.62 8 713 2824 -12.5 -15.2 80 2.7 -13.2 303 19 287.1 287.4 277.7 292.0 1.64 9 700 2965 -12.5 -15.8 76 3.3 -13.4 305 19 288.6 288.9 278.3 293.4 1.59 10 669 3311 -12.5 -26.5 30 14.0 -15.3 310 21 292.4 292.5 278.9 294.5 0.65 11 649 3542 -13.9 -34.9 15 21.0 -17.1 313 23 293.4 293.4 278.8 294.4 0.30 12 616 3937 -15.7 -26.7 38 11.0 -17.8 318 25 295.7 295.8 280.4 298.0 0.70 13 523 5146 -25.9 -33.9 47 8.0 -26.9 335 33 297.6 297.7 280.9 299.0 0.42 14 500 5470 -28.5 -36.5 46 8.0 -29.3 340 35 298.3 298.4 281.1 299.4 0.34 15 422 6669 -35.7 -42.7 49 7.0 -36.2 340 39 303.9 303.9 283.2 304.6 0.21 16 400 7040 -38.5 -45.5 48 7.0 -38.9 340 40 305.0 305.0 283.6 305.5 0.16 17 355 7851 -43.9 -49.9 51 6.0 -44.2 308.3 308.3 284.8 308.7 0.11 18 345 8042 -46.3 -52.3 51 6.0 -46.5 307.6 307.6 284.5 307.9 0.09 TRP WND Sounding variables and indices 1000-500 mb thick: 5313.00 m Freezing level: 932.44 mb = 723.31 m = 2373.03 ft Wetbulb zero: 944.70 mb = 616.17 m = 2021.53 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 59.81 % Est. max temperature: 9.49 C = 49.08 F Sfc-Lift cond lev (LCL): 967.76 mb = 421.77 m = 1383.74 ft T: 2.40 C 700-500 lapse rate: 6.39 C/km ThetaE index: 2.59 C Layer 925.0- 850.0 mb Conv cond level (CCL): 856.34 mb = 1400.79 m = 4595.72 ft Mean mixing ratio: 3.65 g/kg Conv temperature: 8.63 C = 47.53 F Cap Strength: 8.36 C Lifted Index: 8.57 C Risk: None Lifted Index @700 mb: 3.89 C Showalter Index: 7.11 C Risk: None Total Totals Index: 47.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.60 C Cross Totals Index: 21.70 C K Index: 15.50 Risk: < 20 % chance of thunderstorms Sweat Index: 69.00 Risk: None Energy Index: 1.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.30 J/kg Max Up Vert Vel: 4.07 m/s Conv Inhibition (B-): 2120.78 J/kg Cap Strength: 8.49 C Lift Cond Lev (LCL): 908.48 mb = 930.19 m = 3051.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 350 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 ---------------------------------------------------------- 0 989 247 240 3 2.6 1.5 | 178 19 -0.6 18.8 1 925 786 290 17 16.0 -5.8 | 228 17 12.8 11.5 2 850 1460 285 17 16.4 -4.4 | 226 19 13.3 12.9 3 700 2965 305 19 15.6 -10.9 | 243 14 12.4 6.4 4 500 5470 340 35 12.0 -32.9 | 330 18 8.8 -15.6 5 400 7040 340 40 13.7 -37.6 | 333 23 10.5 -20.3 Wind Parameters Mean winds (0-6000m): 319.7 at 23.5 knts Storm direction: 349.7 at 17.6 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 73.6 deg Storm rel helicity (0-3000m) pos: 110.0 neg: -3.1 tot: 106.9 m^2/s^2 ave: 35.6 10^-3 m/s^2 rel: 0.85 Storm rel vorticity (0-3000m) horiz: 4.6 stream: 3.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.22 Bulk Shear: 38.02 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 ------------------------------------------------------------------------------- 500 282 9 202 16| 14.5 0.0 14.5| 75.1 0.0 75.1 150.2 0.98| 15.7 15.4 1000 286 13 215 17| 7.8 0.0 7.8| 81.2 -2.0 79.2 79.2 0.91| 9.0 8.2 1500 286 15 219 17| 5.3 0.0 5.3| 85.5 -3.1 82.4 54.9 0.87| 6.6 5.7 2000 288 15 222 17| 4.3 0.0 4.3| 92.6 -3.1 89.5 44.8 0.85| 5.5 4.7 2500 291 16 225 17| 3.6 0.0 3.6| 99.1 -3.1 96.0 38.4 0.84| 4.8 4.1 3000 294 17 228 16| 3.4 0.0 3.4|110.0 -3.1 106.9 35.6 0.85| 4.6 3.9 4000 301 18 238 15| 3.5 0.0 3.5|141.1 -3.1 138.0 34.5 0.88| 4.6 4.0 5000 312 21 255 13| 3.5 0.0 3.5|178.5 -3.1 175.4 35.1 0.90| 4.7 4.2 6000 320 23 273 12| 3.1 0.1 3.3|190.1 -3.1 187.0 31.2 0.86| 4.3 3.7 Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251016.00.gif