UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122812.upa.cvt Date: 1200Z 28 DEC 25 Searching for X0635... Searching the city database file for: X0635 ... Date:1200Z 28 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 179 SFC 964 460 -11.7 -16.0 70 4.3 -12.6 265 5 264.2 264.4 262.7 267.3 1.14 2 925 774 -14.9 -19.9 66 5.0 -15.8 275 21 264.1 264.2 262.1 266.4 0.85 3 850 1407 -20.5 -24.0 73 3.5 -21.0 280 15 264.7 264.8 262.1 266.5 0.65 4 769 2139 -26.7 -29.6 76 2.9 -27.0 301 18 265.7 265.7 262.4 266.9 0.43 5 700 2814 -29.3 -33.1 70 3.8 -29.6 320 21 270.0 270.1 265.4 271.0 0.34 6 684 2979 -30.1 -34.3 67 4.2 -30.4 320 22 270.9 271.0 265.9 271.9 0.31 7 517 4907 -44.9 -50.9 51 6.0 -45.0 325 30 275.6 275.7 268.6 275.9 0.07 8 500 5130 -44.9 -50.9 51 6.0 -45.1 325 31 278.3 278.3 270.2 278.5 0.07 9 493 5224 -45.1 -51.1 51 6.0 -45.3 325 32 279.2 279.2 270.8 279.4 0.07 10 408 6462 -52.5 -58.5 48 6.0 -52.6 320 39 285.1 285.1 274.2 285.3 0.03 11 400 6590 -52.5 -58.5 48 6.0 -52.6 320 40 286.8 286.8 275.0 286.9 0.04 12 391 6737 -52.5 -58.5 48 6.0 -52.6 320 40 288.6 288.6 276.0 288.8 0.04 13 326 7895 -57.7 -63.7 46 6.0 -57.8 320 44 296.9 296.9 280.0 297.0 0.02 14 300 8420 -56.7 -62.7 47 6.0 -56.8 320 46 305.4 305.4 283.6 305.5 0.03 15 262 9282 -57.5 -63.5 46 6.0 -57.6 313 49 316.3 316.3 287.6 316.4 0.03 16 250 9580 -56.7 -62.7 47 6.0 -56.8 310 50 321.8 321.8 289.3 321.9 0.03 17 226 10227 -51.9 -58.9 43 7.0 -52.1 308 47 338.5 338.6 294.0 338.8 0.06 18 200 11020 -51.7 -59.7 38 8.0 -52.0 305 44 350.9 350.9 296.9 351.2 0.06 19 164 12299 -52.9 -62.9 29 10.0 -53.2 305 31 369.4 369.4 300.5 369.6 0.05 20 150 12870 -54.9 -65.9 24 11.0 -55.2 305 25 375.5 375.5 301.5 375.7 0.04 21 130 13776 -60.7 -72.7 19 12.0 -60.9 298 33 380.8 380.8 302.4 380.9 0.02 22 100 15430 -56.7 -69.7 18 13.0 -57.1 285 48 418.2 418.2 307.5 418.3 0.03 23 93 15891 -52.7 -66.7 17 14.0 -53.3 281 46 434.8 434.8 309.4 435.1 0.05 24 81 16780 -52.1 -67.1 15 15.0 -52.9 273 41 453.6 453.6 311.2 453.9 0.06 25 70 17710 -56.9 -72.9 12 16.0 -57.5 265 36 462.7 462.7 312.0 462.8 0.03 26 68 17894 -57.3 -73.3 11 16.0 -57.8 263 37 465.6 465.7 312.3 465.8 0.03 27 64 18283 -51.5 -68.5 11 17.0 -52.5 260 39 486.5 486.5 314.0 486.9 0.06 28 59 18811 -52.9 -69.9 11 17.0 -53.9 255 42 494.8 494.8 314.6 495.1 0.05 29 54 19394 -44.5 -64.5 9 20.0 -46.9 250 45 526.9 526.9 316.8 527.7 0.12 30 50 19910 -44.7 -64.7 9 20.0 -47.2 245 48 538.1 538.2 317.5 539.0 0.13 31 41 21226 -48.1 -69.1 7 21.0 -50.3 243 57 561.1 561.1 318.7 561.7 0.08 32 30 23330 -37.9 -63.9 5 26.0 -44.1 240 71 641.3 641.4 322.4 643.2 0.24 33 28 23807 -36.1 -63.1 5 27.0 -43.3 659.1 659.2 323.1 661.4 0.28 34 20 26093 -46.3 -72.3 4 26.0 -50.8 694.5 694.5 324.3 695.4 0.11 TRP 326 7895 -57.7 -63.7 46 6.0 -57.8 320 44 296.9 296.9 280.0 297.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 4951.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 65.22 % Est. max temperature: -10.79 C = 12.58 F Sfc-Lift cond lev (LCL): 899.32 mb = 984.75 m = 3230.76 ft T: -16.76 C 700-500 lapse rate: 6.74 C/km ThetaE index: 0.88 C Layer 925.0- 850.0 mb Conv cond level (CCL): 843.83 mb = 1460.25 m = 4790.78 ft Mean mixing ratio: 0.85 g/kg Conv temperature: -11.16 C = 11.91 F Cap Strength: 7.64 C Lifted Index: 9.69 C Risk: None Lifted Index @300 mb: 27.48 C Lifted Index @700 mb: 3.96 C Showalter Index: 9.81 C Risk: None Total Totals Index: 45.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 20.90 C K Index: -3.40 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 2.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.30 J/kg Max Up Vert Vel: 1.61 m/s Conv Inhibition (B-): 62930.42 J/kg Cap Strength: 9.63 C Lift Cond Lev (LCL): 850.38 mb = 1403.65 m = 4605.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 346 at 19 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 ---------------------------------------------------------- 0 964 460 265 5 5.0 0.4 | 181 19 0.3 18.5 1 925 774 275 21 20.9 -1.8 | 225 23 16.2 16.3 2 850 1407 280 15 14.8 -2.6 | 213 18 10.1 15.5 3 700 2814 320 21 13.5 -16.1 | 257 9 8.8 2.0 4 500 5130 325 31 17.8 -25.4 | 299 15 13.1 -7.3 5 400 6590 320 40 25.7 -30.6 | 301 24 21.0 -12.6 6 326 7895 320 44 28.3 -33.7 | 303 28 23.6 -15.6 7 300 8420 320 46 29.6 -35.2 | 305 30 24.9 -17.2 8 250 9580 310 50 38.3 -32.1 | 293 36 33.6 -14.1 9 200 11020 305 44 36.0 -25.2 | 283 32 31.4 -7.2 10 150 12870 305 25 20.5 -14.3 | 257 16 15.8 3.7 11 100 15430 285 48 46.4 -12.4 | 262 42 41.7 5.7 12 70 17710 265 36 35.9 3.1 | 236 38 31.2 21.2 13 50 19910 245 48 43.5 20.3 | 225 55 38.8 38.4 14 30 23330 240 71 61.5 35.5 | 227 78 56.8 53.6 Wind Parameters Mean winds (0-6000m): 315.5 at 24.9 knts Storm direction: 345.5 at 18.7 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 91.9 deg Storm rel helicity (0-3000m) pos: 121.4 neg: -18.2 tot: 103.2 m^2/s^2 ave: 34.4 10^-3 m/s^2 rel: 0.64 Storm rel vorticity (0-3000m) horiz: 6.4 stream: 4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 36.87 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 ------------------------------------------------------------------------------- 500 274 16 213 20| 14.8 0.0 14.8| 78.9 -3.4 75.5 151.0 0.85| 17.4 14.8 1000 276 16 215 20| 5.4 0.0 5.4| 78.9 -18.2 60.8 60.8 0.54| 11.0 6.0 1500 280 16 217 19| 4.6 0.0 4.6| 94.3 -18.2 76.1 50.7 0.58| 8.9 5.2 2000 287 17 221 17| 4.2 0.0 4.2|107.1 -18.2 88.9 44.4 0.60| 8.0 4.8 2500 295 18 226 16| 4.0 0.0 4.0|116.3 -18.2 98.1 39.2 0.62| 7.3 4.5 3000 300 18 232 14| 3.7 0.0 3.7|121.4 -18.2 103.2 34.4 0.64| 6.4 4.1 4000 308 20 244 13| 3.3 0.0 3.3|132.0 -18.2 113.8 28.5 0.66| 5.4 3.6 5000 313 22 257 12| 2.9 0.3 3.2|140.8 -18.2 122.6 24.5 0.64| 4.8 3.1 6000 316 25 269 13| 2.4 0.8 3.2|142.0 -18.3 123.8 20.6 0.56| 4.6 2.6 Wrote GIF file: /home/apache/climate/data/raob//X0635/skewt/X0635.skewt.20251228.12.gif