UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121812.upa.cvt Date: 1200Z 18 DEC 25 Searching for X0965... Searching the city database file for: X0965 ... Date:1200Z 18 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 52 SFC 921 678 -13.7 -16.4 80 2.7 -14.3 75 15 265.6 265.8 263.8 268.8 1.15 2 904 819 -14.7 -18.2 75 3.5 -15.4 94 18 266.0 266.2 263.8 268.8 1.01 3 881 1016 -9.3 -11.7 83 2.4 -9.9 119 23 273.6 273.9 270.2 278.5 1.77 4 850 1293 -9.5 -10.9 90 1.4 -9.9 155 29 276.2 276.5 272.1 281.7 1.95 5 820 1570 -9.9 -11.7 87 1.8 -10.4 161 29 278.6 278.9 273.5 284.1 1.90 6 719 2574 -15.5 -17.9 82 2.4 -16.0 181 27 283.1 283.4 275.1 287.0 1.30 7 700 2776 -16.1 -18.6 81 2.5 -16.7 185 27 284.7 284.9 275.8 288.4 1.26 8 588 4073 -20.5 -23.3 78 2.8 -21.1 206 32 294.1 294.3 280.1 297.2 0.99 9 500 5250 -28.7 -31.5 77 2.8 -29.0 225 36 298.0 298.1 281.3 299.9 0.55 10 416 6542 -38.9 -42.4 69 3.5 -39.1 229 49 301.0 301.1 282.1 301.8 0.22 11 400 6810 -41.3 -44.7 70 3.4 -41.5 230 52 301.3 301.3 282.1 301.9 0.18 12 352 7665 -49.5 -53.1 66 3.6 -49.6 236 61 301.5 301.5 282.1 301.8 0.08 13 328 8126 -52.3 -55.9 65 3.6 -52.4 240 66 303.7 303.8 283.0 304.0 0.06 14 300 8700 -55.9 -59.5 64 3.6 -55.9 235 56 306.6 306.6 284.1 306.7 0.04 15 289 8936 -57.5 -61.1 63 3.6 -57.6 237 56 307.6 307.6 284.4 307.7 0.04 16 256 9693 -60.3 -64.0 62 3.7 -60.3 245 54 314.3 314.3 286.9 314.4 0.03 17 255 9717 -60.5 -64.2 62 3.7 -60.6 245 54 314.3 314.3 286.9 314.4 0.03 18 250 9840 -60.1 -63.9 61 3.8 -60.2 245 54 316.7 316.7 287.7 316.8 0.03 19 200 11240 -58.9 -63.0 59 4.1 -59.0 255 56 339.5 339.5 294.2 339.7 0.04 20 150 13050 -56.9 -61.4 57 4.5 -57.1 265 58 372.0 372.1 300.9 372.3 0.07 21 100 15630 -55.1 -61.1 47 6.0 -55.4 270 46 421.3 421.3 307.9 421.8 0.10 22 96 15891 -55.7 -61.7 47 6.0 -56.0 268 45 425.0 425.1 308.3 425.6 0.10 23 78 17210 -57.7 -63.7 46 6.0 -58.0 260 42 446.9 446.9 310.6 447.4 0.09 24 70 17900 -53.7 -60.7 42 7.0 -54.2 255 40 469.5 469.5 312.7 470.4 0.15 25 64 18479 -50.9 -58.9 38 8.0 -51.7 259 39 487.8 487.9 314.1 489.1 0.21 26 50 20080 -51.9 -60.9 33 9.0 -52.8 270 36 521.2 521.2 316.5 522.5 0.21 27 40 21516 -54.3 -64.3 28 10.0 -55.2 250 36 549.5 549.5 318.1 550.6 0.17 28 31 23166 -49.5 -61.5 23 12.0 -51.5 228 35 604.0 604.1 320.9 606.4 0.31 29 30 23380 -50.3 -62.3 23 12.0 -52.2 225 35 607.5 607.6 321.0 609.7 0.29 30 23 25116 -49.7 -63.7 18 14.0 -52.3 232 30 657.2 657.4 323.0 659.8 0.32 31 20 26040 -44.7 -59.7 17 15.0 -49.0 235 27 699.4 699.6 324.6 704.7 0.61 32 19 26384 -44.1 -59.1 17 15.0 -48.7 711.6 711.9 325.0 717.7 0.70 33 15 27955 -48.3 -64.3 14 16.0 -52.4 747.4 747.6 326.0 751.5 0.45 34 13 28905 -44.7 -62.7 12 18.0 -50.6 791.0 791.4 327.2 797.4 0.64 35 11 30018 -46.7 -64.7 11 18.0 -52.4 822.5 822.8 327.9 828.5 0.58 36 10 30660 -39.9 -59.9 10 20.0 -48.8 870.6 871.2 329.1 883.6 1.20 TRP 256 9693 -60.3 -64.0 62 3.7 -60.3 245 54 314.3 314.3 286.9 314.4 0.03 WND 328 8126 -52.3 -55.9 65 3.6 -52.4 240 66 303.7 303.8 283.0 304.0 0.06 Sounding variables and indices 1000-500 mb thick: 5198.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 80.89 % Est. max temperature: 1.07 C = 33.92 F Sfc-Lift cond lev (LCL): 881.57 mb = 1011.22 m = 3317.60 ft T: -9.44 C 700-500 lapse rate: 5.09 C/km Conv cond level (CCL): 921.00 mb = 677.62 m = 2223.14 ft Mean mixing ratio: 1.65 g/kg Conv temperature: -12.04 C = 10.34 F Cap Strength: 14.99 C Lifted Index: 17.07 C Risk: None Lifted Index @300 mb: 20.49 C Lifted Index @700 mb: 8.31 C Showalter Index: 13.88 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 17.80 C K Index: 5.80 Risk: None Sweat Index: 236.46 Risk: None Energy Index: 3.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 60.75 J/kg Max Up Vert Vel: 11.02 m/s Conv Inhibition (B-): 70880.78 J/kg Cap Strength: 16.98 C Lift Cond Lev (LCL): 842.92 mb = 1357.59 m = 4453.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 234 at 24 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 ---------------------------------------------------------- 0 921 678 75 15 -14.5 -3.9 | 62 39 -34.2 -18.4 1 850 1293 155 29 -12.3 26.3 | 110 34 -32.0 11.8 2 700 2776 185 27 2.4 26.9 | 125 21 -17.4 12.4 3 500 5250 225 36 25.5 25.5 | 208 12 5.7 11.0 4 400 6810 230 52 39.8 33.4 | 227 28 20.1 18.9 5 328 8126 240 66 57.2 33.0 | 244 42 37.4 18.5 6 300 8700 235 56 45.9 32.1 | 236 32 26.1 17.6 7 256 9693 245 54 48.9 22.8 | 254 30 29.2 8.3 8 250 9840 245 54 48.9 22.8 | 254 30 29.2 8.3 9 200 11240 255 56 54.1 14.5 | 270 34 34.3 -0.0 10 150 13050 265 58 57.8 5.1 | 284 39 38.0 -9.4 11 100 15630 270 46 46.0 -0.0 | 299 30 26.3 -14.5 12 70 17900 255 40 38.6 10.4 | 282 19 18.9 -4.2 13 50 20080 270 36 36.0 -0.0 | 312 22 16.3 -14.5 14 30 23380 225 35 24.7 24.7 | 206 11 5.0 10.2 15 20 26040 235 27 22.1 15.5 | 247 3 2.4 1.0 Wind Parameters Mean winds (0-6000m): 203.7 at 32.7 knts Storm direction: 233.7 at 24.5 knts Shear (0-3000m) pos: 7.0 neg: 0.0 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 83.9 deg Storm rel helicity (0-3000m) pos: 421.3 neg: 0.0 tot: 421.3 m^2/s^2 ave: 140.4 10^-3 m/s^2 rel: 0.83 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 8.0 10^-3/s Energy-Hel index: 0.15 Bulk Rich Number: 0.36 Bulk Shear: 170.45 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 ------------------------------------------------------------------------------- 500 122 21 85 37| 24.9 0.0 24.9|265.4 0.0 265.4 530.8 0.98| 26.8 26.2 1000 144 24 99 35| 16.3 0.0 16.3|351.5 0.0 351.5 351.5 0.93| 19.4 17.9 1500 153 26 105 32| 11.4 0.0 11.4|371.3 0.0 371.3 247.5 0.88| 14.6 12.9 2000 160 26 110 30| 9.0 0.0 9.0|385.3 0.0 385.3 192.6 0.83| 12.2 10.2 2500 166 26 113 28| 7.7 0.0 7.7|402.9 0.0 402.9 161.2 0.83| 10.7 8.8 3000 172 27 117 27| 7.0 0.0 7.0|421.3 0.0 421.3 140.4 0.83| 9.7 8.0 4000 183 28 127 23| 6.0 0.0 6.0|456.0 0.0 456.0 114.0 0.84| 8.5 7.1 5000 194 30 140 19| 5.6 0.0 5.6|483.1 0.0 483.1 96.6 0.83| 7.9 6.5 6000 204 33 157 17| 5.5 0.0 5.5|504.1 0.0 504.1 84.0 0.77| 7.5 5.8 Wrote GIF file: /home/apache/climate/data/raob//X0965/skewt/X0965.skewt.20251218.12.gif