UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for X0965... Searching the city database file for: X0965 ... Date:1200Z 8 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 218 SFC 940 671 -25.5 -28.6 75 3.1 -25.8 200 1 252.1 252.1 251.4 253.1 0.38 2 925 790 -21.3 -24.3 77 3.0 -21.7 315 5 257.5 257.6 256.4 259.1 0.58 3 908 928 -17.5 -20.6 77 3.1 -18.0 315 6 262.8 262.9 261.0 265.1 0.82 4 850 1420 -18.3 -23.3 65 5.0 -19.1 315 9 267.0 267.1 263.9 268.9 0.69 5 787 1992 -20.7 -28.7 49 8.0 -21.7 307 12 270.4 270.4 265.8 271.7 0.45 6 747 2376 -22.3 -29.3 53 7.0 -23.2 302 14 272.7 272.7 267.4 274.0 0.45 7 700 2850 -25.3 -32.3 52 7.0 -26.1 295 17 274.5 274.5 268.4 275.6 0.36 8 654 3340 -28.1 -36.1 46 8.0 -28.8 295 19 276.7 276.7 269.6 277.5 0.27 9 538 4710 -38.7 -44.7 53 6.0 -39.0 295 26 279.9 280.0 271.4 280.4 0.13 10 500 5210 -41.5 -46.5 58 5.0 -41.7 295 29 282.4 282.5 272.8 282.8 0.12 11 454 5860 -45.1 -49.6 61 4.5 -45.2 295 35 285.8 285.8 274.6 286.1 0.09 12 439 6084 -46.5 -51.3 58 4.8 -46.6 295 38 286.8 286.8 275.2 287.1 0.08 13 400 6700 -48.5 -54.5 50 6.0 -48.7 295 44 292.0 292.0 277.7 292.2 0.06 14 345 7661 -54.5 -61.5 42 7.0 -54.6 295 49 296.4 296.4 279.8 296.5 0.03 15 300 8550 -57.3 -64.3 41 7.0 -57.4 295 54 304.6 304.6 283.2 304.7 0.02 16 298 8592 -57.3 -64.3 41 7.0 -57.4 295 54 305.2 305.2 283.5 305.2 0.02 17 283 8917 -57.5 -65.5 35 8.0 -57.6 295 57 309.4 309.4 285.1 309.5 0.02 18 250 9700 -55.5 -63.5 36 8.0 -55.6 295 64 323.6 323.6 289.9 323.7 0.03 19 200 11130 -53.3 -63.3 29 10.0 -53.5 285 64 348.4 348.4 296.3 348.5 0.04 20 181 11775 -51.8 -63.2 24 11.4 -52.2 290 66 360.8 360.8 298.9 361.0 0.04 21 150 13000 -49.1 -63.1 18 14.0 -49.7 295 52 385.5 385.5 303.2 385.7 0.05 22 149 13044 -48.7 -62.7 18 14.0 -49.3 295 52 386.9 386.9 303.3 387.2 0.06 23 100 15630 -55.1 -73.1 9 18.0 -55.6 275 48 421.3 421.3 307.9 421.4 0.02 24 97 15824 -55.1 -73.1 9 18.0 -55.6 275 48 425.0 425.0 308.3 425.1 0.02 25 70 17900 -55.9 -74.9 8 19.0 -56.5 275 50 464.8 464.8 312.2 464.9 0.02 26 50 20050 -58.3 -78.3 6 20.0 -59.0 270 44 506.1 506.1 315.4 506.2 0.02 27 45 20716 -56.7 -77.7 5 21.0 -57.6 525.5 525.5 316.6 525.6 0.02 TRP 298 8592 -57.3 -64.3 41 7.0 -57.4 295 54 305.2 305.2 283.5 305.2 0.02 WND 181 11775 -51.8 -63.2 24 11.4 -52.2 290 66 360.8 360.8 298.9 361.0 0.04 Sounding variables and indices 1000-500 mb thick: 4992.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 55.23 % Est. max temperature: -7.71 C = 18.13 F Sfc-Lift cond lev (LCL): 892.47 mb = 1056.22 m = 3465.25 ft T: -17.71 C 700-500 lapse rate: 6.86 C/km ThetaE index: 0.00 C Layer 940.0- -0.0 mb Conv cond level (CCL): 940.00 mb = 671.23 m = 2202.16 ft Mean mixing ratio: 0.70 g/kg Conv temperature: -22.04 C = -7.68 F Cap Strength: 12.78 C Lifted Index: 14.50 C Risk: None Lifted Index @300 mb: 28.17 C Lifted Index @700 mb: 9.43 C Showalter Index: 11.21 C Risk: None Total Totals Index: 41.40 C Risk: None Vertical Totals Index: 23.20 C Cross Totals Index: 18.20 C K Index: -7.10 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 2.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 51.37 J/kg Max Up Vert Vel: 10.14 m/s Conv Inhibition (B-): 41959.58 J/kg Cap Strength: 14.24 C Lift Cond Lev (LCL): 835.92 mb = 1543.99 m = 5065.51 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 17 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 ---------------------------------------------------------- 0 940 671 200 1 0.3 0.9 | 149 17 -8.8 14.8 1 925 790 315 5 3.5 -3.5 | 151 12 -5.6 10.3 2 850 1420 315 9 6.4 -6.4 | 160 8 -2.8 7.5 3 700 2850 295 17 15.4 -7.2 | 223 9 6.2 6.7 4 500 5210 295 29 26.3 -12.3 | 265 17 17.1 1.6 5 400 6700 295 44 39.9 -18.6 | 279 31 30.7 -4.7 6 300 8550 295 54 48.9 -22.8 | 283 41 39.8 -8.9 7 298 8592 295 54 48.9 -22.8 | 283 41 39.8 -8.9 8 250 9700 295 64 58.0 -27.0 | 285 51 48.8 -13.2 9 200 11130 285 64 61.8 -16.6 | 273 53 52.7 -2.7 10 181 11775 290 66 62.0 -22.6 | 279 54 52.9 -8.7 11 150 13000 295 52 47.1 -22.0 | 282 39 38.0 -8.1 12 100 15630 275 48 47.8 -4.2 | 256 40 38.6 9.7 13 70 17900 275 50 49.8 -4.4 | 257 42 40.6 9.5 14 50 20050 270 44 44.0 -0.0 | 248 37 34.8 13.9 Wind Parameters Mean winds (0-6000m): 296.5 at 22.2 knts Storm direction: 326.5 at 16.6 knts Shear (0-3000m) pos: 1.4 neg: 2.5 tot: 3.8 10-3/s Storm rel Dir Shear (0-3000m): 94.6 deg Storm rel helicity (0-3000m) pos: 35.0 neg: -2.7 tot: 32.3 m^2/s^2 ave: 10.8 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.4 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.33 Bulk Shear: 38.52 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 ------------------------------------------------------------------------------- 500 314 5 153 11| 8.1 0.0 8.1| 8.8 -2.7 6.1 12.3 0.19| 8.7 1.6 1000 314 7 156 10| 4.1 1.6 5.6| 12.7 -2.7 10.0 10.0 0.30| 5.9 1.8 1500 311 9 162 9| 2.7 2.1 4.8| 18.1 -2.7 15.4 10.3 0.44| 5.0 2.2 2000 306 10 173 8| 2.0 2.4 4.4| 23.5 -2.7 20.9 10.4 0.52| 4.6 2.4 2500 303 12 184 8| 1.6 2.5 4.1| 29.1 -2.7 26.4 10.6 0.56| 4.3 2.4 3000 301 13 195 8| 1.4 2.5 3.8| 35.0 -2.7 32.3 10.8 0.59| 4.0 2.4 4000 298 16 216 8| 1.0 2.5 3.5| 46.7 -2.7 44.0 11.0 0.60| 3.7 2.2 5000 297 19 234 9| 0.8 2.8 3.6| 63.7 -2.7 61.0 12.2 0.58| 3.7 2.1 6000 297 22 250 11| 0.7 3.2 3.8| 86.8 -2.7 84.2 14.0 0.53| 3.9 2.1 Wrote GIF file: /home/apache/climate/data/raob//X0965/skewt/X0965.skewt.20251208.12.gif