UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122212.upa.cvt Date: 1200Z 22 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:1200Z 22 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 248 SFC 931 771 -26.5 -29.7 74 3.2 -26.8 0 0 251.7 251.8 251.0 252.7 0.35 2 925 818 -25.3 -28.5 75 3.2 -25.6 340 1 253.4 253.5 252.5 254.5 0.39 3 904 986 -21.3 -24.1 78 2.8 -21.7 332 3 259.2 259.3 257.8 260.9 0.60 4 884 1152 -14.9 -17.1 83 2.2 -15.3 324 5 267.5 267.7 265.1 270.7 1.13 5 850 1447 -17.3 -20.0 79 2.7 -17.8 310 9 268.0 268.2 265.1 270.6 0.92 6 700 2876 -26.7 -31.7 63 5.0 -27.2 325 25 272.9 273.0 267.4 274.1 0.38 7 566 4375 -37.1 -40.3 72 3.2 -37.3 306 36 277.8 277.8 270.2 278.4 0.20 8 545 4637 -35.7 -39.6 67 3.9 -36.0 303 38 282.5 282.5 273.0 283.2 0.22 9 500 5230 -40.3 -46.3 53 6.0 -40.6 295 42 283.9 283.9 273.6 284.3 0.12 10 408 6590 -48.3 -55.3 44 7.0 -48.5 313 51 290.6 290.6 277.0 290.7 0.05 11 400 6720 -48.7 -55.7 44 7.0 -48.8 315 52 291.7 291.7 277.6 291.9 0.05 12 308 8413 -55.9 -63.9 36 8.0 -56.0 305 46 304.3 304.3 283.1 304.3 0.02 13 304 8496 -56.3 -64.3 36 8.0 -56.4 305 46 304.8 304.8 283.4 304.9 0.02 14 300 8580 -56.3 -64.3 36 8.0 -56.4 305 44 306.0 306.0 283.8 306.1 0.02 15 250 9740 -56.7 -64.7 36 8.0 -56.8 285 46 321.8 321.8 289.3 321.9 0.03 16 234 10157 -56.9 -64.9 36 8.0 -57.0 285 50 327.6 327.6 291.0 327.7 0.03 17 211 10816 -52.5 -61.5 33 9.0 -52.7 285 55 344.3 344.3 295.4 344.5 0.05 18 200 11160 -52.7 -61.7 33 9.0 -52.9 285 58 349.3 349.3 296.5 349.5 0.05 19 150 13010 -53.5 -64.5 25 11.0 -53.8 270 54 377.9 377.9 301.9 378.1 0.04 20 118 14560 -53.5 -65.5 22 12.0 -53.9 270 69 404.7 404.7 305.9 405.0 0.05 21 110 15015 -51.5 -64.3 20 12.8 -52.1 270 73 416.8 416.8 307.4 417.1 0.06 22 100 15640 -48.7 -62.7 18 14.0 -49.6 275 69 433.6 433.7 309.3 434.1 0.08 23 93 16117 -46.5 -60.5 19 14.0 -47.6 273 69 447.1 447.1 310.6 447.7 0.12 24 78 17269 -51.1 -66.1 15 15.0 -52.0 268 69 460.6 460.6 311.8 461.0 0.07 25 74 17607 -55.3 -70.3 14 15.0 -55.9 267 69 458.7 458.7 311.7 459.0 0.04 26 70 17960 -56.1 -72.1 12 16.0 -56.7 265 69 464.4 464.4 312.2 464.6 0.03 27 64 18526 -56.3 -72.3 12 16.0 -56.9 261 63 476.0 476.0 313.1 476.2 0.03 28 55 19497 -50.3 -68.3 10 18.0 -51.7 254 54 510.8 510.8 315.7 511.3 0.07 29 50 20110 -55.1 -72.1 10 17.0 -56.0 250 48 513.6 513.6 315.9 513.9 0.05 30 43 21061 -61.1 -78.1 9 17.0 -61.6 256 49 521.5 521.5 316.4 521.6 0.02 31 33 22703 -61.9 -79.9 7 18.0 -62.6 266 50 560.4 560.4 318.6 560.5 0.02 32 31 23093 -57.9 -75.9 8 18.0 -58.9 269 50 581.3 581.3 319.8 581.6 0.04 33 30 23300 -58.3 -76.3 8 18.0 -59.3 270 50 585.7 585.7 319.9 586.0 0.04 34 27 23955 -63.7 -81.7 7 18.0 -64.3 588.5 588.5 320.1 588.6 0.02 35 26 24188 -60.9 -78.9 8 18.0 -61.8 602.8 602.8 320.7 603.0 0.03 36 26 24188 -52.1 -72.1 7 20.0 -54.3 627.8 627.8 321.9 628.5 0.09 37 22 25286 -45.3 -65.3 9 20.0 -49.6 678.8 678.9 323.8 681.0 0.27 TRP 304 8496 -56.3 -64.3 36 8.0 -56.4 305 46 304.8 304.8 283.4 304.9 0.02 WND 110 15015 -51.5 -64.3 20 12.8 -52.1 270 73 416.8 416.8 307.4 417.1 0.06 Sounding variables and indices 1000-500 mb thick: 4982.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 69.37 % Est. max temperature: -8.43 C = 16.83 F Sfc-Lift cond lev (LCL): 882.32 mb = 1166.65 m = 3827.54 ft T: -15.02 C 700-500 lapse rate: 5.78 C/km ThetaE index: 0.06 C Layer 850.0- 700.0 mb Conv cond level (CCL): 931.00 mb = 770.64 m = 2528.33 ft Mean mixing ratio: 0.82 g/kg Conv temperature: -20.26 C = -4.47 F Cap Strength: 13.94 C Lifted Index: 14.70 C Risk: None Lifted Index @300 mb: 28.23 C Lifted Index @700 mb: 6.97 C Showalter Index: 11.07 C Risk: None Total Totals Index: 43.30 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 20.30 C K Index: -2.00 Risk: None Sweat Index: 60.00 Risk: None Energy Index: 2.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 71.80 J/kg Max Up Vert Vel: 11.98 m/s Conv Inhibition (B-): 51852.16 J/kg Cap Strength: 14.56 C Lift Cond Lev (LCL): 849.77 mb = 1449.03 m = 4753.96 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 338 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 ---------------------------------------------------------- 0 931 771 0 0 -0.0 -0.0 | 158 23 -8.4 21.1 1 925 818 340 1 0.3 -0.9 | 158 22 -8.1 20.2 2 850 1447 310 9 6.9 -5.8 | 174 15 -1.5 15.4 3 700 2876 325 25 14.3 -20.5 | 264 6 5.9 0.7 4 500 5230 295 42 38.1 -17.7 | 263 30 29.6 3.4 5 400 6720 315 52 36.8 -36.8 | 299 32 28.3 -15.6 6 304 8496 305 46 37.7 -26.4 | 280 30 29.3 -5.2 7 300 8580 305 44 36.0 -25.2 | 278 28 27.6 -4.1 8 250 9740 285 46 44.4 -11.9 | 256 37 36.0 9.2 9 200 11160 285 58 56.0 -15.0 | 263 48 47.6 6.1 10 150 13010 270 54 54.0 -0.0 | 245 50 45.6 21.1 11 110 15015 270 73 73.0 -0.0 | 252 68 64.6 21.1 12 100 15640 275 69 68.7 -6.0 | 256 62 60.3 15.1 13 70 17960 265 69 68.7 6.0 | 246 66 60.3 27.2 14 50 20110 250 48 45.1 16.4 | 224 52 36.7 37.6 15 30 23300 270 50 50.0 -0.0 | 243 47 41.6 21.1 Wind Parameters Mean winds (0-6000m): 308.3 at 30.3 knts Storm direction: 338.3 at 22.8 knts Shear (0-3000m) pos: 2.0 neg: 3.6 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 114.0 deg Storm rel helicity (0-3000m) pos: 54.3 neg: -0.1 tot: 54.2 m^2/s^2 ave: 18.1 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.2 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.75 Bulk Shear: 95.73 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 ------------------------------------------------------------------------------- 500 321 4 161 19| 0.0 7.0 7.0| 12.1 0.0 12.1 24.2 0.36| 7.2 2.6 1000 313 7 168 17| 0.0 6.5 6.5| 29.6 0.0 29.6 29.6 0.53| 6.8 3.6 1500 315 10 173 14| 2.0 4.3 6.3| 40.3 0.0 40.3 26.9 0.58| 6.5 3.7 2000 319 12 179 12| 3.0 3.2 6.2| 49.9 0.0 49.9 24.9 0.65| 6.4 4.2 2500 321 15 187 10| 2.4 3.5 5.9| 53.7 0.0 53.7 21.5 0.62| 6.1 3.8 3000 319 17 200 8| 2.0 3.6 5.6| 54.3 -0.1 54.2 18.1 0.54| 5.9 3.2 4000 313 22 232 10| 1.5 3.8 5.3| 54.3 -10.3 44.0 11.0 0.37| 5.8 2.2 5000 308 26 248 13| 1.8 3.5 5.3|104.9 -20.6 84.3 16.9 0.38| 5.8 2.2 6000 308 30 261 16| 2.5 2.9 5.4|204.9 -20.6 184.3 30.7 0.49| 5.9 2.9 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251222.12.gif