UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120800.upa.cvt Date: 0000Z 8 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:0000Z 8 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 232 SFC 928 773 -28.5 -33.3 63 4.8 -28.8 0 0 249.9 250.0 249.1 250.6 0.25 2 925 796 -27.7 -32.4 64 4.7 -28.0 10 1 251.0 251.0 250.1 251.7 0.27 3 908 931 -24.1 -28.4 68 4.3 -24.5 40 2 256.0 256.1 254.8 257.1 0.40 4 863 1306 -18.9 -21.6 79 2.7 -19.3 121 4 265.2 265.3 262.8 267.4 0.79 5 850 1419 -18.7 -21.1 81 2.4 -19.1 145 5 266.6 266.7 263.9 268.9 0.83 6 848 1437 -18.5 -20.9 81 2.4 -18.9 147 5 266.9 267.1 264.1 269.3 0.85 7 837 1534 -15.5 -18.3 79 2.8 -16.1 156 6 271.1 271.3 267.5 274.2 1.08 8 805 1828 -15.1 -20.1 66 5.0 -16.1 183 8 274.6 274.7 269.5 277.4 0.96 9 778 2085 -16.7 -23.7 55 7.0 -17.9 207 10 275.5 275.7 269.7 277.7 0.73 10 700 2868 -22.5 -25.9 74 3.4 -23.0 280 17 277.6 277.7 270.9 279.5 0.66 11 622 3725 -28.3 -30.6 81 2.3 -28.6 289 28 280.5 280.5 272.3 281.9 0.48 12 599 3995 -28.9 -31.3 80 2.4 -29.2 292 31 282.8 282.9 273.6 284.3 0.47 13 541 4719 -31.9 -35.7 69 3.8 -32.3 299 41 287.6 287.6 276.0 288.7 0.34 14 500 5270 -36.5 -41.5 60 5.0 -36.8 305 48 288.5 288.6 276.2 289.2 0.20 15 434 6237 -44.5 -50.5 51 6.0 -44.7 299 59 290.3 290.3 277.0 290.6 0.09 16 415 6536 -46.7 -52.7 50 6.0 -46.9 297 63 291.2 291.2 277.4 291.5 0.07 17 400 6780 -47.3 -53.3 50 6.0 -47.4 295 66 293.5 293.5 278.5 293.8 0.07 18 375 7204 -48.1 -54.1 50 6.0 -48.3 293 77 297.9 297.9 280.5 298.2 0.07 19 344 7766 -51.6 -58.0 46 6.4 -51.7 290 91 300.6 300.6 281.7 300.8 0.04 20 302 8598 -56.9 -63.9 41 7.0 -57.0 290 91 304.6 304.6 283.2 304.6 0.02 21 300 8640 -56.9 -63.9 41 7.0 -57.0 290 91 305.1 305.1 283.5 305.2 0.02 22 252 9740 -60.9 -67.9 39 7.0 -61.0 290 79 314.8 314.8 287.1 314.9 0.02 23 250 9790 -59.9 -66.9 40 7.0 -60.0 290 79 317.0 317.0 287.8 317.1 0.02 24 212 10828 -55.1 -62.1 42 7.0 -55.2 290 59 339.8 339.8 294.3 340.0 0.04 25 200 11200 -54.5 -61.5 42 7.0 -54.6 290 52 346.5 346.5 295.9 346.7 0.05 26 162 12555 -53.1 -63.1 29 10.0 -53.4 286 59 370.3 370.4 300.7 370.6 0.05 27 150 13050 -54.3 -64.3 28 10.0 -54.6 285 62 376.5 376.5 301.7 376.7 0.04 28 100 15630 -57.5 -71.5 15 14.0 -57.9 285 58 416.6 416.6 307.3 416.8 0.02 29 78 17207 -55.7 -71.7 12 16.0 -56.3 278 51 451.0 451.1 311.0 451.2 0.03 30 70 17890 -60.3 -76.3 11 16.0 -60.7 275 48 455.4 455.4 311.4 455.5 0.02 31 64 18443 -62.9 -78.9 10 16.0 -63.2 270 49 461.5 461.5 311.9 461.6 0.01 32 54 19497 -58.5 -76.5 8 18.0 -59.1 260 51 494.6 494.6 314.6 494.7 0.02 33 50 19980 -58.3 -76.3 8 18.0 -58.9 255 52 506.1 506.1 315.4 506.2 0.02 34 46 20504 -58.9 -76.9 8 18.0 -59.6 516.9 516.9 316.1 517.0 0.02 TRP 252 9740 -60.9 -67.9 39 7.0 -61.0 290 79 314.8 314.8 287.1 314.9 0.02 WND 344 7766 -51.6 -58.0 46 6.4 -51.7 290 91 300.6 300.6 281.7 300.8 0.04 Sounding variables and indices 1000-500 mb thick: 5038.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 71.22 % Est. max temperature: -3.44 C = 25.81 F Sfc-Lift cond lev (LCL): 855.66 mb = 1369.49 m = 4493.04 ft T: -18.79 C 700-500 lapse rate: 5.83 C/km ThetaE index: 0.00 C Layer 928.0-190232055819272192.0 mb Conv cond level (CCL): 928.00 mb = 772.55 m = 2534.57 ft Mean mixing ratio: 0.66 g/kg Conv temperature: -22.70 C = -8.86 F Cap Strength: 20.05 C Lifted Index: 20.32 C Risk: None Lifted Index @300 mb: 29.27 C Lifted Index @700 mb: 13.11 C Showalter Index: 16.27 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 17.80 C Cross Totals Index: 15.40 C K Index: -6.70 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 4.33 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 74.86 J/kg Max Up Vert Vel: 12.24 m/s Conv Inhibition (B-): 39301.73 J/kg Cap Strength: 20.33 C Lift Cond Lev (LCL): 841.11 mb = 1497.63 m = 4913.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 327 at 23 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 ---------------------------------------------------------- 0 928 773 0 0 -0.0 -0.0 | 147 23 -12.6 19.4 1 925 796 10 1 -0.2 -1.0 | 145 22 -12.8 18.5 2 850 1419 145 5 -2.9 4.1 | 147 28 -15.5 23.5 3 700 2868 280 17 16.7 -3.0 | 194 17 4.1 16.5 4 500 5270 305 48 39.3 -27.5 | 287 28 26.7 -8.1 5 400 6780 295 66 59.8 -27.9 | 280 48 47.2 -8.5 6 344 7766 290 91 85.5 -31.1 | 279 74 72.9 -11.7 7 300 8640 290 91 85.5 -31.1 | 279 74 72.9 -11.7 8 252 9740 290 79 74.2 -27.0 | 277 62 61.6 -7.6 9 250 9790 290 79 74.2 -27.0 | 277 62 61.6 -7.6 10 200 11200 290 52 48.9 -17.8 | 267 36 36.3 1.7 11 150 13050 285 62 59.9 -16.0 | 266 47 47.3 3.4 12 100 15630 285 58 56.0 -15.0 | 264 44 43.4 4.4 13 70 17890 275 48 47.8 -4.2 | 247 38 35.2 15.3 14 50 19980 255 52 50.2 13.5 | 229 50 37.6 32.9 Wind Parameters Mean winds (0-6000m): 297.0 at 30.9 knts Storm direction: 327.0 at 23.2 knts Shear (0-3000m) pos: 4.9 neg: 0.0 tot: 4.9 10-3/s Storm rel Dir Shear (0-3000m): 88.5 deg Storm rel helicity (0-3000m) pos: 234.8 neg: -15.7 tot: 219.1 m^2/s^2 ave: 73.0 10^-3 m/s^2 rel: 0.69 Storm rel vorticity (0-3000m) horiz: 8.6 stream: 5.9 10^-3/s Energy-Hel index: 0.08 Bulk Rich Number: 0.51 Bulk Shear: 145.93 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 98 2 143 25| 4.2 0.0 4.2| 5.0 -15.7 -10.7 -21.3 -0.29| 6.6 -1.9 1000 153 4 148 27| 4.1 0.0 4.1| 53.3 -15.7 37.6 37.6 0.32| 7.1 2.3 1500 192 6 156 28| 4.1 0.0 4.1|122.2 -15.7 106.5 71.0 0.58| 7.9 4.5 2000 246 8 167 23| 4.2 0.0 4.2|175.4 -15.7 159.7 79.8 0.61| 9.0 5.5 2500 269 10 173 20| 4.6 0.0 4.6|204.5 -15.7 188.8 75.5 0.64| 8.9 5.7 3000 277 13 180 18| 4.9 0.0 4.9|234.8 -15.7 219.1 73.0 0.69| 8.6 5.9 4000 289 18 200 14| 5.3 0.0 5.3|304.0 -15.7 288.3 72.1 0.74| 8.3 6.1 5000 297 25 228 13| 4.9 0.7 5.6|345.8 -24.3 321.5 64.3 0.67| 8.1 5.4 6000 297 31 250 16| 4.1 1.7 5.9|345.8 -62.3 283.5 47.3 0.53| 7.9 4.2 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251208.00.gif