UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:0000Z 1 DEC 25 Station: X0935 WMO ident: 30935 Latitude: 50.37 Longitude: 108.75 ------------------------------------------------------------------------------- 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 289 SFC 937 768 -24.3 -28.4 69 4.1 -24.7 225 1 253.5 253.6 252.6 254.6 0.39 2 925 863 -24.3 -28.5 68 4.2 -24.7 235 3 254.5 254.5 253.4 255.6 0.39 3 903 1039 -22.7 -26.9 69 4.2 -23.2 251 7 257.9 257.9 256.4 259.2 0.47 4 850 1479 -26.3 -31.2 63 4.9 -26.8 290 17 258.6 258.6 256.7 259.5 0.33 5 777 2121 -31.7 -35.8 67 4.1 -32.0 308 22 259.5 259.6 257.2 260.2 0.23 6 705 2805 -34.1 -37.8 69 3.7 -34.3 329 27 264.2 264.2 260.9 264.8 0.21 7 700 2855 -34.1 -37.8 69 3.7 -34.3 330 27 264.7 264.8 261.3 265.4 0.21 8 686 2997 -33.1 -36.7 70 3.6 -33.3 331 27 267.4 267.4 263.3 268.1 0.24 9 634 3549 -34.5 -38.2 69 3.7 -34.7 336 26 271.9 271.9 266.4 272.6 0.22 10 549 4539 -41.7 -45.6 66 3.9 -41.8 344 26 274.8 274.8 268.1 275.1 0.12 11 508 5063 -43.3 -47.8 61 4.5 -43.5 349 25 279.0 279.0 270.7 279.3 0.10 12 500 5170 -43.9 -48.4 61 4.5 -44.0 350 25 279.5 279.5 271.0 279.8 0.09 13 417 6370 -51.9 -56.5 58 4.6 -52.0 322 28 284.1 284.1 273.6 284.3 0.04 14 400 6640 -52.7 -57.4 57 4.7 -52.8 315 29 286.5 286.5 274.9 286.6 0.04 15 300 8460 -60.5 -64.9 56 4.4 -60.6 320 29 300.1 300.1 281.4 300.1 0.02 16 289 8693 -61.5 -66.0 55 4.5 -61.6 320 29 301.9 301.9 282.1 301.9 0.02 17 250 9600 -58.3 -63.2 53 4.9 -58.4 315 38 319.4 319.4 288.6 319.5 0.03 18 200 11010 -56.5 -62.5 47 6.0 -56.6 310 42 343.3 343.3 295.1 343.5 0.04 19 197 11106 -56.3 -62.3 47 6.0 -56.4 309 42 345.1 345.1 295.6 345.3 0.04 20 150 12820 -58.9 -65.9 40 7.0 -59.0 295 42 368.6 368.6 300.4 368.8 0.04 21 100 15350 -62.9 -72.9 25 10.0 -63.1 295 46 406.2 406.2 306.0 406.3 0.02 22 70 17540 -64.1 -75.1 21 11.0 -64.3 280 52 447.3 447.3 310.6 447.4 0.02 23 65 17994 -63.9 -74.9 21 11.0 -64.1 280 55 457.3 457.3 311.5 457.4 0.02 24 55 19008 -68.5 -79.5 19 11.0 -68.7 280 61 469.1 469.1 312.5 469.2 0.01 25 50 19580 -67.9 -79.9 16 12.0 -68.1 280 64 483.5 483.5 313.7 483.6 0.01 26 40 20925 -66.7 -78.7 17 12.0 -67.0 267 58 518.4 518.4 316.2 518.5 0.02 27 36 21572 -60.5 -74.5 14 14.0 -61.2 261 55 550.3 550.3 318.1 550.6 0.04 28 30 22700 -63.1 -77.1 13 14.0 -63.7 250 50 572.6 572.6 319.3 572.9 0.04 29 26 23573 -65.7 -79.7 13 14.0 -66.2 252 63 589.2 589.2 320.1 589.3 0.03 30 20 25190 -58.9 -74.9 11 16.0 -60.2 255 87 655.9 655.9 322.9 656.5 0.07 31 19 25512 -58.9 -74.9 11 16.0 -60.3 665.6 665.6 323.3 666.2 0.08 32 19 25512 -57.3 -73.3 11 16.0 -58.9 670.5 670.6 323.4 671.4 0.10 33 19 25512 -51.7 -68.7 11 17.0 -54.5 687.9 688.0 324.1 689.6 0.19 34 15 27042 -52.7 -70.7 10 18.0 -55.8 732.7 732.8 325.5 734.4 0.18 TRP 289 8693 -61.5 -66.0 55 4.5 -61.6 320 29 301.9 301.9 282.1 301.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 4881.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 66.79 % Est. max temperature: -18.54 C = -1.37 F Sfc-Lift cond lev (LCL): 875.00 mb = 1268.06 m = 4160.24 ft T: -24.57 C 700-500 lapse rate: 4.23 C/km ThetaE index: 0.00 C Layer 937.0- -0.0 mb Conv cond level (CCL): 799.10 mb = 1920.50 m = 6300.77 ft Mean mixing ratio: 0.40 g/kg Conv temperature: -18.69 C = -1.64 F Cap Strength: 16.97 C Lifted Index: 17.31 C Risk: None Lifted Index @300 mb: 29.48 C Lifted Index @700 mb: 6.08 C Showalter Index: 16.43 C Risk: None Total Totals Index: 30.30 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 12.70 C K Index: -17.30 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 4.25 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.49 J/kg Max Up Vert Vel: 6.40 m/s Conv Inhibition (B-): 54033.74 J/kg Cap Strength: 17.16 C Lift Cond Lev (LCL): 823.49 mb = 1705.51 m = 5595.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 359 at 18 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 ---------------------------------------------------------- 0 937 768 225 1 0.7 0.7 | 181 18 0.5 18.3 1 925 863 235 3 2.5 1.7 | 187 19 2.2 19.4 2 850 1479 290 17 16.0 -5.8 | 233 20 15.7 11.8 3 700 2855 330 27 13.5 -23.4 | 293 14 13.3 -5.8 4 500 5170 350 25 4.3 -24.6 | 330 8 4.1 -7.0 5 400 6640 315 29 20.5 -20.5 | 278 20 20.3 -2.9 6 300 8460 320 29 18.6 -22.2 | 284 19 18.4 -4.6 7 289 8693 320 29 18.6 -22.2 | 284 19 18.4 -4.6 8 250 9600 315 38 26.9 -26.9 | 289 28 26.6 -9.2 9 200 11010 310 42 32.2 -27.0 | 286 33 31.9 -9.4 10 150 12820 295 42 38.1 -17.7 | 270 38 37.8 -0.1 11 100 15350 295 46 41.7 -19.4 | 272 41 41.5 -1.8 12 70 17540 280 52 51.2 -9.0 | 260 52 51.0 8.6 13 50 19580 280 64 63.0 -11.1 | 264 63 62.8 6.5 14 30 22700 250 50 47.0 17.1 | 233 58 46.8 34.7 15 20 25190 255 87 84.0 22.5 | 244 93 83.8 40.1 Wind Parameters Mean winds (0-6000m): 329.2 at 23.5 knts Storm direction: 359.2 at 17.6 knts Shear (0-3000m) pos: 4.6 neg: 0.0 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 123.1 deg Storm rel helicity (0-3000m) pos: 187.0 neg: 0.0 tot: 187.0 m^2/s^2 ave: 62.3 10^-3 m/s^2 rel: 0.93 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 6.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.33 Bulk Shear: 62.77 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 ------------------------------------------------------------------------------- 500 262 7 199 20| 11.9 0.0 11.9| 64.2 0.0 64.2 128.5 0.95| 12.8 12.2 1000 287 11 217 18| 9.7 0.0 9.7|116.3 0.0 116.3 116.3 0.96| 11.7 11.2 1500 297 15 229 17| 7.8 0.0 7.8|144.6 0.0 144.6 96.4 0.95| 10.0 9.5 2000 307 17 242 15| 6.8 0.0 6.8|173.2 0.0 173.2 86.6 0.96| 9.3 8.9 2500 314 19 252 14| 5.6 0.0 5.6|182.4 0.0 182.4 73.0 0.95| 8.1 7.7 3000 319 20 260 13| 4.6 0.0 4.6|187.0 0.0 187.0 62.3 0.93| 7.1 6.6 4000 326 22 272 12| 3.3 0.0 3.3|195.0 0.0 195.0 48.8 0.92| 5.8 5.3 5000 331 23 281 11| 2.7 0.6 3.2|197.9 -13.0 184.8 37.0 0.71| 5.5 3.9 6000 329 24 282 12| 2.2 1.3 3.5|198.5 -42.2 156.3 26.0 0.49| 5.5 2.7 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251201.00.gif