UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for X0965... Searching the city database file for: X0965 ... Date:0000Z 9 DEC 25 Station: X0965 WMO ident: 30965 Latitude: 50.38 Longitude: 116.52 ------------------------------------------------------------------------------- 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 214 SFC 939 673 -26.9 -29.9 76 3.0 -27.2 100 1 250.7 250.8 250.1 251.7 0.34 2 925 784 -22.3 -25.8 73 3.5 -22.7 265 7 256.5 256.6 255.4 257.9 0.50 3 915 864 -19.3 -22.9 73 3.6 -19.8 271 9 260.4 260.5 258.9 262.2 0.66 4 887 1095 -16.7 -19.3 80 2.6 -17.1 290 14 265.4 265.5 263.2 268.0 0.93 5 850 1413 -18.7 -23.4 66 4.7 -19.4 315 21 266.6 266.7 263.6 268.5 0.68 6 796 1899 -22.9 -27.9 64 5.0 -23.5 301 27 267.1 267.2 263.6 268.5 0.48 7 740 2433 -23.5 -31.5 48 8.0 -24.4 286 33 272.1 272.2 266.8 273.2 0.37 8 700 2837 -27.1 -35.1 47 8.0 -27.8 275 38 272.5 272.5 266.9 273.3 0.28 9 564 4351 -39.5 -44.5 59 5.0 -39.7 285 48 275.2 275.3 268.4 275.6 0.13 10 500 5170 -41.5 -46.5 58 5.0 -41.7 290 54 282.4 282.5 272.8 282.8 0.12 11 496 5224 -41.9 -46.9 58 5.0 -42.1 290 55 282.6 282.6 272.9 283.0 0.11 12 400 6660 -48.5 -57.5 34 9.0 -48.7 295 79 292.0 292.0 277.7 292.1 0.04 13 317 8177 -54.5 -65.2 26 10.7 -54.6 300 108 303.7 303.7 282.9 303.8 0.02 14 305 8424 -55.5 -66.5 24 11.0 -55.6 300 104 305.7 305.7 283.7 305.7 0.02 15 300 8530 -55.7 -67.7 21 12.0 -55.8 300 103 306.8 306.8 284.1 306.9 0.01 16 287 8810 -56.7 -68.7 21 12.0 -56.8 300 97 309.3 309.3 285.1 309.4 0.01 17 250 9680 -56.9 -68.9 21 12.0 -57.1 295 79 321.5 321.5 289.2 321.5 0.01 18 233 10126 -57.3 -69.3 20 12.0 -57.5 292 76 327.4 327.4 291.0 327.5 0.01 19 200 11100 -54.3 -68.3 16 14.0 -54.5 285 71 346.8 346.8 295.9 346.9 0.02 20 187 11537 -50.1 -65.1 15 15.0 -50.5 286 68 360.3 360.3 298.8 360.4 0.03 21 150 12980 -51.5 -69.5 10 18.0 -52.0 290 58 381.3 381.3 302.5 381.4 0.02 22 100 15590 -54.7 -74.7 7 20.0 -55.2 275 54 422.0 422.0 308.0 422.1 0.02 23 99 15654 -54.3 -75.3 6 21.0 -54.9 424.0 424.0 308.2 424.1 0.01 24 71 17784 -54.5 -76.5 5 22.0 -55.2 465.9 465.9 312.3 466.0 0.02 TRP 287 8810 -56.7 -68.7 21 12.0 -56.8 300 97 309.3 309.3 285.1 309.4 0.01 WND 317 8177 -54.5 -65.2 26 10.7 -54.6 300 108 303.7 303.7 282.9 303.8 0.02 Sounding variables and indices 1000-500 mb thick: 4956.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 58.44 % Est. max temperature: -10.20 C = 13.63 F Sfc-Lift cond lev (LCL): 892.86 mb = 1046.38 m = 3432.96 ft T: -17.25 C 700-500 lapse rate: 6.17 C/km ThetaE index: 0.00 C Layer 939.0--21495.8 mb Conv cond level (CCL): 939.00 mb = 673.39 m = 2209.27 ft Mean mixing ratio: 0.71 g/kg Conv temperature: -21.74 C = -7.12 F Cap Strength: 9.05 C Lifted Index: 14.55 C Risk: None Lifted Index @300 mb: 29.77 C Lifted Index @700 mb: 7.68 C Showalter Index: 11.57 C Risk: None Total Totals Index: 40.90 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 18.10 C K Index: -8.60 Risk: None Sweat Index: 96.00 Risk: None Energy Index: 2.96 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.68 J/kg Max Up Vert Vel: 10.26 m/s Conv Inhibition (B-): 31058.62 J/kg Cap Strength: 14.43 C Lift Cond Lev (LCL): 841.55 mb = 1486.95 m = 4878.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 319 at 33 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 ---------------------------------------------------------- 0 939 673 100 1 -1.0 0.2 | 138 34 -22.6 24.9 1 925 784 265 7 7.0 0.6 | 150 29 -14.6 25.3 2 850 1413 315 21 14.8 -14.8 | 146 12 -6.8 9.9 3 700 2837 275 38 37.9 -3.3 | 217 27 16.3 21.4 4 500 5170 290 54 50.7 -18.5 | 258 30 29.1 6.3 5 400 6660 295 79 71.6 -33.4 | 280 51 50.0 -8.7 6 317 8177 300 108 93.5 -54.0 | 292 78 71.9 -29.3 7 300 8530 300 103 89.2 -51.5 | 292 73 67.6 -26.8 8 287 8810 300 97 84.0 -48.5 | 291 67 62.4 -23.8 9 250 9680 295 79 71.6 -33.4 | 280 51 50.0 -8.7 10 200 11100 285 71 68.6 -18.4 | 262 47 47.0 6.3 11 150 12980 290 58 54.5 -19.8 | 262 33 32.9 4.9 12 100 15590 275 54 53.8 -4.7 | 238 38 32.2 20.0 Wind Parameters Mean winds (0-6000m): 288.8 at 43.8 knts Storm direction: 318.8 at 32.8 knts Shear (0-3000m) pos: 2.3 neg: 6.2 tot: 8.5 10-3/s Storm rel Dir Shear (0-3000m): 94.0 deg Storm rel helicity (0-3000m) pos: 180.2 neg: -8.4 tot: 171.9 m^2/s^2 ave: 57.3 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 10.4 stream: 5.1 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.34 Bulk Shear: 154.08 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 ------------------------------------------------------------------------------- 500 285 10 151 25| 0.0 17.1 17.1| 82.1 0.0 82.1 164.3 0.52| 20.3 10.5 1000 305 15 150 19| 4.8 8.6 13.4| 90.8 -8.4 82.5 82.5 0.36| 16.1 5.8 1500 302 19 159 16| 3.2 8.2 11.4|113.8 -8.4 105.5 70.3 0.47| 13.8 6.5 2000 294 23 176 15| 2.4 8.1 10.5|129.6 -8.4 121.3 60.6 0.44| 13.0 5.8 2500 288 26 189 17| 1.9 7.4 9.3|150.5 -8.4 142.1 56.8 0.45| 11.6 5.2 3000 286 28 198 18| 2.3 6.2 8.5|180.2 -8.4 171.9 57.3 0.49| 10.4 5.1 4000 285 33 213 19| 2.8 4.6 7.5|243.2 -8.4 234.8 58.7 0.55| 8.9 4.9 5000 287 38 227 20| 3.6 3.7 7.3|324.5 -8.4 316.1 63.2 0.58| 8.5 4.9 6000 289 44 242 22| 4.4 3.1 7.5|432.8 -8.4 424.5 70.7 0.57| 8.5 4.9 Wrote GIF file: /home/apache/climate/data/raob//X0965/skewt/X0965.skewt.20251209.00.gif