UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120400.upa.cvt Date: 0000Z 4 DEC 25 Searching for X0635... Searching the city database file for: X0635 ... Date:0000Z 4 DEC 25 Station: X0635 WMO ident: 30635 Latitude: 54.42 Longitude: 109.02 ------------------------------------------------------------------------------- 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 182 SFC 964 457 -18.9 -22.0 76 3.1 -19.3 95 5 256.9 257.0 256.1 258.8 0.68 2 956 520 -19.1 -21.4 82 2.3 -19.4 120 5 257.3 257.5 256.5 259.3 0.72 3 925 769 -14.1 -16.0 85 1.9 -14.5 220 5 264.9 265.1 263.3 268.1 1.18 4 885 1105 -8.3 -9.7 90 1.4 -8.7 246 14 274.3 274.6 271.1 280.0 2.07 5 850 1413 -10.9 -12.5 88 1.6 -11.3 270 23 274.7 275.0 270.9 279.6 1.72 6 756 2306 -17.5 -19.3 86 1.8 -17.9 309 30 276.9 277.1 271.2 280.1 1.10 7 733 2537 -18.5 -20.4 85 1.9 -18.8 320 32 278.3 278.5 271.9 281.3 1.03 8 713 2746 -14.5 -16.5 85 2.0 -15.0 329 34 284.9 285.2 276.3 289.3 1.47 9 700 2886 -14.3 -16.2 85 1.9 -14.8 335 35 286.6 286.9 277.3 291.2 1.54 10 681 3089 -15.1 -17.0 85 1.9 -15.6 332 36 288.0 288.3 277.9 292.5 1.48 11 512 5134 -29.5 -35.5 56 6.0 -30.2 302 42 295.1 295.1 279.7 296.3 0.36 12 300 8640 -60.9 -65.8 52 4.9 -60.9 315 69 299.5 299.5 281.1 299.6 0.02 13 250 9760 -65.9 -70.5 53 4.6 -65.9 325 79 308.1 308.1 284.6 308.1 0.01 14 240 10009 -67.1 -71.7 51 4.7 -67.1 325 83 310.0 310.0 285.3 310.0 0.01 15 225 10398 -68.9 -73.7 50 4.8 -68.9 330 71 312.9 312.9 286.4 313.0 0.01 16 219 10561 -69.1 -73.9 50 4.8 -69.1 329 67 315.0 315.0 287.1 315.1 0.01 17 200 11110 -66.1 -70.9 51 4.8 -66.1 325 54 328.1 328.1 291.2 328.1 0.01 18 150 12870 -61.3 -66.3 51 5.0 -61.4 310 52 364.5 364.5 299.6 364.6 0.03 19 140 13300 -59.3 -64.3 52 5.0 -59.4 309 50 375.2 375.3 301.5 375.5 0.05 20 100 15400 -60.3 -67.3 39 7.0 -60.4 305 42 411.2 411.2 306.7 411.4 0.04 21 84 16478 -64.7 -71.7 38 7.0 -64.8 300 43 423.3 423.3 308.1 423.5 0.03 22 72 17426 -62.1 -70.1 34 8.0 -62.3 296 44 447.9 447.9 310.7 448.1 0.04 23 70 17600 -62.7 -70.7 33 8.0 -62.9 295 44 450.2 450.3 310.9 450.5 0.04 24 53 19298 -66.3 -75.3 27 9.0 -66.5 287 51 479.2 479.2 313.4 479.4 0.03 25 50 19650 -66.5 -76.5 23 10.0 -66.7 285 52 486.8 486.8 314.0 486.9 0.02 26 30 22730 -68.5 -79.5 19 11.0 -68.8 280 64 557.9 557.9 318.5 558.1 0.02 27 20 25170 -67.3 -79.3 17 12.0 -67.8 270 81 630.2 630.2 321.9 630.5 0.04 28 16 26548 -56.9 -71.9 13 15.0 -58.8 259 95 705.6 705.7 324.7 706.9 0.15 29 13 27853 -60.1 -75.1 12 15.0 -61.7 248 108 737.7 737.8 325.6 738.7 0.11 30 13 27853 -55.9 -72.9 10 17.0 -58.5 248 108 752.3 752.3 326.0 753.7 0.15 31 10 29520 -56.3 -76.3 6 20.0 -59.4 235 124 809.4 809.5 327.5 810.6 0.12 32 7.0 31836 -46.7 -71.7 4 25.0 -54.6 936.0 936.2 330.2 940.0 0.34 TRP 225 10398 -68.9 -73.7 50 4.8 -68.9 330 71 312.9 312.9 286.4 313.0 0.01 WND 240 10009 -67.1 -71.7 51 4.7 -67.1 325 83 310.0 310.0 285.3 310.0 0.01 Sounding variables and indices 1000-500 mb thick: 5107.66 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 78.36 % Est. max temperature: -0.46 C = 31.17 F Sfc-Lift cond lev (LCL): 916.05 mb = 842.79 m = 2765.04 ft T: -12.82 C 700-500 lapse rate: 6.90 C/km ThetaE index: 0.45 C Layer 850.0- 756.0 mb Conv cond level (CCL): 964.00 mb = 457.06 m = 1499.54 ft Mean mixing ratio: 1.43 g/kg Conv temperature: -13.26 C = 8.13 F Cap Strength: 20.05 C Lifted Index: 20.12 C Risk: None Lifted Index @300 mb: 20.17 C Lifted Index @700 mb: 15.33 C Showalter Index: 13.35 C Risk: None Total Totals Index: 38.39 C Risk: None Vertical Totals Index: 19.99 C Cross Totals Index: 18.39 C K Index: 5.59 Risk: None Sweat Index: 88.73 Risk: None Energy Index: 3.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 80.44 J/kg Max Up Vert Vel: 12.68 m/s Conv Inhibition (B-): 77750.46 J/kg Cap Strength: 20.07 C Lift Cond Lev (LCL): 897.35 mb = 999.37 m = 3278.74 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 339 at 25 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 ---------------------------------------------------------- 0 964 457 95 5 -5.0 0.4 | 149 28 -14.1 23.7 1 925 769 220 5 3.2 3.8 | 168 28 -5.9 27.1 2 850 1413 270 23 23.0 -0.0 | 211 27 13.9 23.3 3 700 2886 335 35 14.8 -31.7 | 326 10 5.6 -8.5 4 500 5360 300 42 36.4 -21.0 | 265 27 27.2 2.3 5 400 6820 305 50 41.0 -28.7 | 280 32 31.8 -5.4 6 300 8640 315 69 48.8 -48.8 | 303 47 39.6 -25.5 7 250 9760 325 79 45.3 -64.7 | 319 55 36.2 -41.5 8 240 10009 325 83 47.6 -68.0 | 319 59 38.5 -44.7 9 225 10398 330 71 35.5 -61.5 | 325 46 26.4 -38.2 10 200 11110 325 54 31.0 -44.2 | 314 30 21.8 -21.0 11 150 12870 310 52 39.8 -33.4 | 288 32 30.7 -10.2 12 100 15400 305 42 34.4 -24.1 | 272 25 25.3 -0.8 13 70 17600 295 44 39.9 -18.6 | 261 31 30.7 4.7 14 50 19650 285 52 50.2 -13.5 | 257 42 41.1 9.8 15 30 22730 280 64 63.0 -11.1 | 257 55 53.9 12.1 16 20 25170 270 81 81.0 -0.0 | 252 76 71.9 23.3 17 10 29520 235 124 101.6 71.1 | 224 132 92.4 94.4 Wind Parameters Mean winds (0-6000m): 308.5 at 33.3 knts Storm direction: 338.5 at 25.0 knts Shear (0-3000m) pos: 6.5 neg: 0.8 tot: 7.3 10-3/s Storm rel Dir Shear (0-3000m): 155.2 deg Storm rel helicity (0-3000m) pos: 362.4 neg: -11.8 tot: 350.6 m^2/s^2 ave: 116.9 10^-3 m/s^2 rel: 0.78 Storm rel vorticity (0-3000m) horiz: 12.3 stream: 9.6 10^-3/s Energy-Hel index: 0.17 Bulk Rich Number: 0.49 Bulk Shear: 162.63 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 ------------------------------------------------------------------------------- 500 206 6 167 29| 14.8 0.0 14.8|112.9 0.0 112.9 225.9 0.92| 16.5 15.2 1000 258 12 185 26| 14.6 0.0 14.6|240.4 0.0 240.4 240.4 0.95| 17.2 16.3 1500 273 16 197 24| 11.0 0.0 11.0|291.6 0.0 291.6 194.4 0.91| 15.1 13.7 2000 287 19 208 20| 9.1 0.0 9.1|332.6 0.0 332.6 166.3 0.89| 14.4 12.7 2500 302 22 220 15| 7.8 0.0 7.8|362.4 0.0 362.4 144.9 0.89| 13.8 12.4 3000 310 24 231 12| 6.5 0.8 7.3|362.4 -11.8 350.6 116.9 0.78| 12.3 9.6 4000 314 28 250 12| 4.9 1.8 6.7|362.4 -41.7 320.7 80.2 0.60| 10.5 6.4 5000 311 31 257 14| 3.9 2.4 6.3|365.9 -79.7 286.1 57.2 0.48| 9.4 4.5 6000 309 33 262 17| 3.8 2.0 5.8|405.5 -79.7 325.8 54.3 0.50| 8.4 4.2 Wrote GIF file: /home/apache/climate/data/raob//X0635/skewt/X0635.skewt.20251204.00.gif