UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for X4247... Searching the city database file for: X4247 ... Date:1200Z 4 DEC 25 Station: X4247 WMO ident: 34247 Latitude: 50.42 Longitude: 41.05 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1021 91 1.8 -0.3 86 2.1 1.0 90 3 273.3 273.9 273.0 283.2 3.66 1 1000 258 0.0 -4.0 74 4.0 -1.5 120 5 273.1 273.6 271.7 280.9 2.84 2 994 306 -0.9 -4.5 77 3.6 -2.2 121 5 272.7 273.2 271.3 280.2 2.75 3 950 667 -2.5 -5.4 80 2.9 -3.6 130 9 274.6 275.1 272.3 282.1 2.69 4 936 785 -1.7 -4.6 81 2.9 -2.8 133 10 276.6 277.1 273.8 284.7 2.90 5 925 879 -1.9 -5.0 79 3.1 -3.0 135 11 277.4 277.8 274.2 285.3 2.84 6 850 1546 -6.1 -9.0 80 2.9 -7.0 120 7 279.8 280.1 274.7 286.2 2.27 7 842 1620 -6.5 -9.3 80 2.8 -7.4 122 7 280.1 280.5 274.8 286.5 2.24 8 837 1667 -4.9 -7.9 79 3.0 -6.0 124 7 282.3 282.7 276.4 289.5 2.52 9 777 2253 -3.1 -14.1 42 11.0 -6.5 143 9 290.3 290.5 279.2 295.2 1.65 10 765 2377 -3.1 -16.1 36 13.0 -7.0 147 9 291.6 291.8 279.5 295.9 1.42 11 722 2833 -4.5 -19.5 30 15.0 -8.7 162 10 294.9 295.1 280.6 298.4 1.13 12 700 3076 -6.3 -23.3 25 17.0 -10.5 170 11 295.5 295.7 280.6 298.2 0.84 13 651 3638 -10.7 -25.7 28 15.0 -14.0 173 13 296.7 296.9 280.9 299.1 0.72 14 529 5205 -19.5 -44.5 9 25.0 -22.3 182 18 304.3 304.3 283.3 304.8 0.14 15 500 5620 -23.3 -47.3 9 24.0 -25.5 185 19 304.6 304.7 283.4 305.0 0.11 16 466 6131 -27.9 -51.9 8 24.0 -29.6 182 18 305.1 305.1 283.5 305.4 0.07 17 400 7210 -36.7 -48.7 28 12.0 -37.4 175 15 307.3 307.3 284.4 307.7 0.11 18 336 8389 -46.9 -55.9 35 9.0 -47.1 181 15 309.1 309.1 285.1 309.3 0.06 19 300 9130 -52.1 -60.1 38 8.0 -52.2 185 15 311.9 311.9 286.1 312.1 0.04 20 260 10044 -58.3 -66.3 35 8.0 -58.4 315.8 315.8 287.4 315.9 0.02 TRP WND Sounding variables and indices 1000-500 mb thick: 5362.00 m Freezing level: 1000.00 mb = 258.00 m = 846.45 ft Wetbulb zero: 1012.73 mb = 156.44 m = 513.24 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 41.90 % Est. max temperature: 7.58 C = 45.65 F Sfc-Lift cond lev (LCL): 988.15 mb = 353.17 m = 1158.67 ft T: -1.11 C 700-500 lapse rate: 6.68 C/km ThetaE index: 2.99 C Layer 1000.0- 950.0 mb Conv cond level (CCL): 851.17 mb = 1535.13 m = 5036.47 ft Mean mixing ratio: 2.86 g/kg Conv temperature: 8.24 C = 46.82 F Cap Strength: 19.09 C Lifted Index: 18.87 C Risk: None Lifted Index @300 mb: 21.06 C Lifted Index @700 mb: 14.72 C Showalter Index: 15.76 C Risk: None Total Totals Index: 31.50 C Risk: None Vertical Totals Index: 17.20 C Cross Totals Index: 14.30 C K Index: -8.80 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 4.08 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 18.20 J/kg Max Up Vert Vel: 6.03 m/s Conv Inhibition (B-): 6000.98 J/kg Cap Strength: 19.07 C Lift Cond Lev (LCL): 923.35 mb = 893.06 m = 2929.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 197 at 9 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 1021 91 90 3 -3.0 0.0 | 33 10 -5.7 -8.7 1 1000 258 120 5 -4.3 2.5 | 49 9 -7.0 -6.2 2 925 879 135 11 -7.8 7.8 | 85 11 -10.5 -0.9 3 850 1546 120 7 -6.1 3.5 | 60 10 -8.8 -5.2 4 700 3076 170 11 -1.9 10.8 | 115 5 -4.6 2.2 5 500 5620 185 19 1.7 18.9 | 174 10 -1.1 10.3 6 400 7210 175 15 -1.3 14.9 | 147 7 -4.0 6.3 7 300 9130 185 15 1.3 14.9 | 167 6 -1.4 6.3 Wind Parameters Mean winds (0-6000m): 167.4 at 12.1 knts Storm direction: 197.4 at 9.1 knts Shear (0-3000m) pos: 2.3 neg: 0.5 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 82.2 deg Storm rel helicity (0-3000m) pos: 37.5 neg: -11.9 tot: 25.5 m^2/s^2 ave: 8.5 10^-3 m/s^2 rel: 0.52 Storm rel vorticity (0-3000m) horiz: 3.8 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.65 Bulk Shear: 11.02 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 ------------------------------------------------------------------------------- 500 121 6 53 10| 6.3 0.0 6.3| 15.5 0.0 15.5 31.0 0.97| 6.4 6.2 1000 129 8 67 10| 4.0 0.0 4.0| 23.2 -4.0 19.2 19.2 0.70| 5.4 3.8 1500 128 8 68 10| 2.6 1.0 3.6| 23.2 -11.9 11.2 7.5 0.33| 4.6 1.5 2000 129 8 67 10| 2.5 0.7 3.2| 28.6 -11.9 16.7 8.3 0.41| 4.1 1.7 2500 133 8 70 9| 2.4 0.6 3.0| 33.4 -11.9 21.5 8.6 0.47| 3.9 1.8 3000 140 9 76 8| 2.3 0.5 2.8| 37.5 -11.9 25.5 8.5 0.52| 3.8 2.0 4000 151 10 87 7| 2.2 0.4 2.5| 42.1 -11.9 30.2 7.5 0.57| 3.3 1.9 5000 161 11 104 6| 2.1 0.3 2.4| 47.6 -11.9 35.7 7.1 0.59| 3.0 1.8 6000 167 12 120 6| 1.9 0.3 2.2| 50.8 -14.8 36.0 6.0 0.54| 2.8 1.5 Wrote GIF file: /home/apache/climate/data/raob//X4247/skewt/X4247.skewt.20251204.12.gif