UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102800.upa.cvt Date: 0000Z 28 OCT 25 Searching for X4009... Searching the city database file for: X4009 ... Date:0000Z 28 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 -18 SFC 968 250 7.2 6.2 93 1.0 6.7 290 3 283.0 284.0 281.3 300.0 6.14 2 925 623 5.0 2.5 84 2.5 3.8 295 13 284.4 285.3 280.6 298.3 4.95 3 906 792 4.2 1.6 83 2.6 2.9 299 16 285.3 286.1 280.7 298.7 4.74 4 891 929 4.4 1.3 80 3.1 2.9 302 19 286.9 287.7 281.4 300.3 4.72 5 850 1311 2.0 -2.3 73 4.3 0.1 310 27 288.2 288.9 281.0 299.2 3.80 6 772 2084 -2.9 -8.9 63 6.0 -5.1 293 23 291.0 291.5 280.7 298.5 2.52 7 700 2857 -7.3 -14.3 57 7.0 -9.5 275 19 294.4 294.7 281.3 299.9 1.80 8 661 3301 -10.3 -16.3 61 6.0 -12.1 295.9 296.2 281.7 300.9 1.62 9 618 3816 -13.9 -28.9 27 15.0 -16.7 297.5 297.6 281.1 299.4 0.57 10 599 4053 -14.7 -30.7 24 16.0 -17.6 299.2 299.3 281.7 300.9 0.49 11 518 5134 -24.1 -40.1 21 16.0 -25.8 300.6 300.6 281.9 301.4 0.22 12 509 5261 -26.9 -40.9 25 14.0 -28.3 298.7 298.8 281.1 299.4 0.21 13 500 5390 -26.5 -40.5 25 14.0 -27.9 300.7 300.8 282.0 301.5 0.22 14 482 5655 -27.1 -43.1 20 16.0 -28.6 303.2 303.2 282.9 303.8 0.18 15 470 5835 -30.3 -47.3 17 17.0 -31.5 301.4 301.4 282.1 301.8 0.11 TRP WND Sounding variables and indices 1000-500 mb thick: 5408.00 m Freezing level: 818.16 mb = 1626.61 m = 5336.57 ft Wetbulb zero: 847.95 mb = 1330.38 m = 4364.72 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 52.31 % Est. max temperature: 13.52 C = 56.34 F Sfc-Lift cond lev (LCL): 953.39 mb = 374.90 m = 1229.96 ft T: 6.46 C 700-500 lapse rate: 7.58 C/km ThetaE index: 1.76 C Layer 850.0- 700.0 mb Conv cond level (CCL): 838.73 mb = 1418.26 m = 4653.02 ft Mean mixing ratio: 5.03 g/kg Conv temperature: 12.81 C = 55.06 F Cap Strength: 3.91 C Lifted Index: 2.95 C Risk: None Lifted Index @700 mb: 2.52 C Showalter Index: 3.01 C Risk: None Total Totals Index: 52.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.50 C Cross Totals Index: 24.20 C K Index: 19.20 Risk: < 20 % chance of thunderstorms Energy Index: 0.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.20 J/kg Max Up Vert Vel: 6.36 m/s Conv Inhibition (B-): 498.09 J/kg Cap Strength: 3.83 C Lift Cond Lev (LCL): 883.34 mb = 998.65 m = 3276.38 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 15 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 ---------------------------------------------------------- 0 968 250 290 3 2.8 -1.0 | 156 13 -5.2 11.8 1 925 623 295 13 11.8 -5.5 | 207 8 3.8 7.3 2 850 1311 310 27 20.7 -17.4 | 290 13 12.7 -4.6 3 700 2857 275 19 18.9 -1.7 | 224 16 10.9 11.1 Wind Parameters Mean winds (0-6000m): 298.1 at 20.1 knts Storm direction: 328.1 at 15.1 knts Shear (0-3000m) pos: 4.7 neg: 2.8 tot: 7.5 10-3/s Storm rel Dir Shear (0-3000m): 68.1 deg Storm rel helicity (0-3000m) pos: 54.8 neg: -57.2 tot: -2.4 m^2/s^2 ave: -0.9 10^-3 m/s^2 rel: 0.16 Storm rel vorticity (0-3000m) horiz: 8.0 stream: 1.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.37 Bulk Shear: 14.79 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 ------------------------------------------------------------------------------- 500 295 10 185 9| 13.0 0.0 13.0| 28.2 0.0 28.2 56.4 0.89| 13.1 11.7 1000 302 15 226 7| 11.8 0.0 11.8| 52.8 0.0 52.8 52.8 0.89| 12.2 10.9 1500 304 19 252 8| 7.9 1.3 9.2| 54.8 -16.2 38.7 25.8 0.58| 10.1 5.9 2000 302 20 255 9| 5.9 2.3 8.2| 54.8 -35.2 19.6 9.8 0.34| 8.9 3.1 2500 299 20 252 10| 4.7 2.8 7.5| 54.8 -53.6 1.2 0.5 0.18| 8.1 1.5 3000 NO DATA | 4.7 2.8 7.5| | 4000 NO DATA | 4.7 2.8 7.5| | 5000 NO DATA | 4.7 2.8 7.5| | 6000 NO DATA | 4.7 2.8 7.5| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251028.00.gif