UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:1200Z 7 DEC 25 Station: X0935 WMO ident: 30935 Latitude: 50.37 Longitude: 108.75 ------------------------------------------------------------------------------- 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 252 SFC 932 768 -26.1 -30.0 70 3.9 -26.4 0 0 252.1 252.1 251.3 253.0 0.34 2 925 823 -24.3 -28.0 71 3.7 -24.6 340 1 254.5 254.5 253.5 255.6 0.41 3 896 1059 -14.5 -16.1 88 1.6 -14.9 338 3 266.9 267.1 264.8 270.3 1.21 4 850 1456 -16.1 -19.3 76 3.2 -16.7 335 7 269.3 269.4 266.0 272.0 0.98 5 803 1882 -18.3 -23.0 67 4.7 -19.1 322 13 271.4 271.5 267.0 273.5 0.75 6 704 2850 -25.3 -33.3 47 8.0 -26.1 291 26 274.0 274.1 268.0 275.0 0.33 7 701 2881 -25.7 -33.7 47 8.0 -26.5 290 27 273.9 274.0 268.0 274.9 0.32 8 700 2891 -25.7 -33.7 47 8.0 -26.5 290 27 274.0 274.1 268.0 275.0 0.32 9 577 4276 -30.5 -35.1 64 4.6 -30.9 299 47 284.0 284.0 274.0 285.0 0.33 10 562 4463 -31.9 -36.4 64 4.5 -32.3 300 50 284.5 284.5 274.2 285.4 0.30 11 500 5280 -36.7 -41.2 63 4.5 -37.0 305 62 288.3 288.3 276.1 289.0 0.21 12 400 6790 -46.5 -50.7 62 4.2 -46.6 305 73 294.6 294.6 279.0 294.9 0.09 13 319 8254 -57.3 -61.6 58 4.3 -57.3 305 76 299.3 299.3 281.1 299.4 0.03 14 300 8640 -58.9 -63.3 57 4.4 -58.9 305 77 302.3 302.3 282.4 302.4 0.03 15 261 9513 -63.0 -67.4 55 4.4 -63.0 305 79 308.6 308.6 284.8 308.7 0.02 16 258 9585 -63.3 -67.7 55 4.4 -63.3 305 79 309.2 309.2 285.0 309.2 0.02 17 250 9780 -63.1 -67.5 55 4.4 -63.1 300 77 312.3 312.3 286.1 312.3 0.02 18 239 10057 -62.5 -66.9 55 4.4 -62.6 298 74 317.2 317.2 287.9 317.3 0.02 19 230 10297 -56.1 -60.4 58 4.3 -56.2 296 71 330.4 330.5 291.9 330.6 0.05 20 202 11126 -54.1 -58.7 57 4.6 -54.2 290 61 346.1 346.1 295.8 346.4 0.07 21 200 11190 -53.9 -58.6 56 4.7 -54.1 290 60 347.4 347.4 296.1 347.7 0.07 22 180 11868 -51.5 -57.5 49 6.0 -51.7 288 58 362.0 362.0 299.1 362.4 0.09 23 150 13040 -54.7 -62.7 37 8.0 -54.9 285 54 375.8 375.8 301.6 376.1 0.06 24 134 13761 -55.1 -64.1 32 9.0 -55.4 387.4 387.5 303.5 387.7 0.05 TRP 258 9585 -63.3 -67.7 55 4.4 -63.3 305 79 309.2 309.2 285.0 309.2 0.02 WND 261 9513 -63.0 -67.4 55 4.4 -63.0 305 79 308.6 308.6 284.8 308.7 0.02 Sounding variables and indices 1000-500 mb thick: 5028.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 62.73 % Est. max temperature: -6.67 C = 20.00 F Sfc-Lift cond lev (LCL): 872.97 mb = 1255.13 m = 4117.85 ft T: -15.29 C 700-500 lapse rate: 4.60 C/km ThetaE index: 0.14 C Layer 701.0- 700.0 mb Conv cond level (CCL): 932.00 mb = 767.63 m = 2518.43 ft Mean mixing ratio: 0.94 g/kg Conv temperature: -18.71 C = -1.68 F Cap Strength: 14.31 C Lifted Index: 16.83 C Risk: None Lifted Index @300 mb: 24.37 C Lifted Index @700 mb: 6.48 C Showalter Index: 13.55 C Risk: None Total Totals Index: 38.00 C Risk: None Vertical Totals Index: 20.60 C Cross Totals Index: 17.40 C K Index: -6.70 Risk: None Sweat Index: 76.00 Risk: None Energy Index: 3.52 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 67.29 J/kg Max Up Vert Vel: 11.60 m/s Conv Inhibition (B-): 14480.95 J/kg Cap Strength: 16.79 C Lift Cond Lev (LCL): 851.20 mb = 1445.42 m = 4742.12 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 333 at 30 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 ---------------------------------------------------------- 0 932 768 0 0 -0.0 -0.0 | 153 30 -13.7 26.4 1 925 823 340 1 0.3 -0.9 | 152 29 -13.3 25.5 2 850 1456 335 7 3.0 -6.3 | 152 23 -10.7 20.1 3 700 2891 290 27 25.4 -9.2 | 214 21 11.7 17.2 4 500 5280 305 62 50.8 -35.6 | 284 38 37.1 -9.1 5 400 6790 305 73 59.8 -41.9 | 288 49 46.1 -15.4 6 300 8640 305 77 63.1 -44.2 | 290 53 49.4 -17.7 7 261 9513 305 79 64.7 -45.3 | 290 54 51.1 -18.9 8 258 9585 305 79 64.7 -45.3 | 290 54 51.1 -18.9 9 250 9780 300 77 66.7 -38.5 | 283 54 53.0 -12.1 10 200 11190 290 60 56.4 -20.5 | 262 43 42.7 5.9 11 150 13040 285 54 52.2 -14.0 | 252 40 38.5 12.5 Wind Parameters Mean winds (0-6000m): 302.7 at 39.7 knts Storm direction: 332.7 at 29.8 knts Shear (0-3000m) pos: 1.3 neg: 5.6 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 94.7 deg Storm rel helicity (0-3000m) pos: 153.8 neg: -2.9 tot: 150.9 m^2/s^2 ave: 50.3 10^-3 m/s^2 rel: 0.68 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.36 Bulk Shear: 184.94 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 ------------------------------------------------------------------------------- 500 337 3 152 27| 0.0 5.4 5.4| 0.0 -2.9 -2.9 -5.8 -0.08| 5.4 -0.4 1000 332 5 153 24| 0.0 5.8 5.8| 10.2 -2.9 7.3 7.3 0.13| 6.0 0.8 1500 320 8 157 22| 0.0 6.3 6.3| 39.1 -2.9 36.2 24.1 0.42| 6.8 2.9 2000 306 12 168 20| 0.0 6.5 6.5| 72.6 -2.9 69.7 34.8 0.56| 7.4 4.2 2500 299 15 179 19| 0.0 6.7 6.7|110.9 -2.9 108.0 43.2 0.63| 7.6 4.8 3000 298 18 189 18| 1.3 5.6 6.9|153.8 -2.9 150.9 50.3 0.68| 7.6 5.2 4000 299 26 213 17| 3.0 4.2 7.1|249.6 -2.9 246.7 61.7 0.72| 7.7 5.6 5000 302 33 238 17| 3.6 3.3 6.9|319.5 -2.9 316.6 63.3 0.71| 7.4 5.2 6000 303 40 256 20| 3.0 3.4 6.4|346.1 -2.9 343.2 57.2 0.67| 6.8 4.5 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251207.12.gif