UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102100.upa.cvt Date: 0000Z 21 OCT 25 Searching for X4009... Searching the city database file for: X4009 ... Date:0000Z 21 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 88 SFC 981 245 5.0 4.2 95 0.8 4.6 300 1 279.7 280.6 278.7 294.1 5.27 2 925 723 2.2 0.5 88 1.7 1.4 5 11 281.6 282.3 278.4 293.5 4.28 3 850 1402 -1.3 -3.1 88 1.8 -2.0 325 5 284.8 285.4 279.1 295.0 3.58 4 766 2224 -6.1 -8.3 84 2.2 -6.9 344 9 288.2 288.7 279.6 296.0 2.67 5 700 2923 -10.9 -13.1 84 2.2 -11.6 360 13 290.4 290.8 279.7 296.4 1.99 6 667 3291 -13.7 -16.0 83 2.3 -14.3 1 17 291.3 291.6 279.7 296.3 1.64 7 615 3900 -20.3 -24.0 72 3.7 -21.0 2 23 290.6 290.7 278.3 293.3 0.89 8 594 4157 -20.1 -23.8 72 3.7 -20.8 2 25 293.7 293.9 279.8 296.7 0.94 9 500 5410 -28.9 -32.0 75 3.1 -29.3 5 38 297.8 297.9 281.1 299.5 0.52 10 461 5988 -32.5 -35.3 76 2.8 -32.8 300.3 300.4 282.0 301.7 0.41 11 400 6970 -42.9 -45.9 72 3.0 -43.0 299.2 299.3 281.3 299.8 0.16 12 398 7004 -43.1 -46.1 72 3.0 -43.2 299.4 299.4 281.3 299.9 0.15 TRP WND Sounding variables and indices 1000-500 mb thick: 5322.00 m Freezing level: 877.86 mb = 1149.80 m = 3772.26 ft Wetbulb zero: 894.06 mb = 996.17 m = 3268.22 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 81.32 % Est. max temperature: 10.82 C = 51.48 F Sfc-Lift cond lev (LCL): 969.02 mb = 344.81 m = 1131.26 ft T: 4.41 C 700-500 lapse rate: 7.24 C/km ThetaE index: 0.63 C Layer 925.0- 850.0 mb Conv cond level (CCL): 886.62 mb = 1063.28 m = 3488.41 ft Mean mixing ratio: 4.46 g/kg Conv temperature: 8.48 C = 47.26 F Cap Strength: 2.61 C Lifted Index: 4.45 C Risk: None Lifted Index @700 mb: 2.21 C Showalter Index: 3.66 C Risk: None Total Totals Index: 53.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 25.80 C K Index: 22.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 136.00 Risk: None Energy Index: 0.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.28 J/kg Max Up Vert Vel: 5.34 m/s Conv Inhibition (B-): 709.77 J/kg Cap Strength: 4.22 C Lift Cond Lev (LCL): 909.63 mb = 857.56 m = 2813.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 31 at 13 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 ---------------------------------------------------------- 0 981 245 300 1 0.9 -0.5 | 216 13 7.4 10.3 1 925 723 5 11 -1.0 -11.0 | 271 6 5.6 -0.1 2 850 1402 325 5 2.9 -4.1 | 234 12 9.4 6.7 3 700 2923 360 13 -0.0 -13.0 | 288 7 6.5 -2.2 4 500 5410 5 38 -3.3 -37.9 | 353 27 3.2 -27.0 Wind Parameters Mean winds (0-6000m): 1.0 at 16.9 knts Storm direction: 31.0 at 12.6 knts Shear (0-3000m) pos: 3.6 neg: 1.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 94.9 deg Storm rel helicity (0-3000m) pos: 51.5 neg: -12.2 tot: 39.2 m^2/s^2 ave: 13.1 10^-3 m/s^2 rel: 0.47 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.95 Bulk Shear: 14.98 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 1 6 234 8| 10.7 0.0 10.7| 25.4 0.0 25.4 50.7 0.78| 12.4 9.6 1000 356 7 244 8| 5.4 3.1 8.5| 25.4 -8.9 16.4 16.4 0.29| 9.4 2.7 1500 350 7 242 9| 3.6 2.1 5.6| 30.0 -12.2 17.8 11.8 0.27| 7.4 2.0 2000 348 7 245 9| 3.5 1.6 5.0| 37.1 -12.2 24.9 12.4 0.34| 6.3 2.2 2500 350 8 249 8| 3.4 1.2 4.7| 43.6 -12.2 31.3 12.5 0.41| 5.8 2.3 3000 354 9 255 8| 3.6 1.0 4.6| 51.5 -12.2 39.2 13.1 0.47| 5.6 2.6 4000 358 12 279 7| 4.0 0.8 4.8| 70.0 -12.2 57.8 14.5 0.50| 5.5 2.8 5000 1 16 310 8| 4.2 0.6 4.9| 91.4 -12.2 79.2 15.8 0.48| 5.4 2.6 6000 NO DATA | 4.2 0.6 4.9| | Wrote GIF file: /home/apache/climate/data/raob//X4009/skewt/X4009.skewt.20251021.00.gif