UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122712.upa.cvt Date: 1200Z 27 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:1200Z 27 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 130 1 920 -10550 135 1 SFC 918 -10211 -18.5 -23.5 65 5.0 -19.2 135 1 261.0 261.1 259.2 262.7 0.63 3 893 -5968 -17.3 -22.3 65 5.0 -18.1 200 5 264.3 264.4 261.9 266.3 0.72 4 880 -3759 -14.5 -18.7 70 4.2 -15.3 234 6 268.3 268.4 265.4 271.1 0.99 5 871 -2228 -10.5 -13.6 78 3.1 -11.3 258 8 273.2 273.5 269.7 277.6 1.53 6 855 498 -11.1 -13.2 84 2.1 -11.6 301 10 274.1 274.3 270.3 278.6 1.61 7 850 1350 -11.5 -13.7 84 2.2 -12.1 315 11 274.1 274.4 270.2 278.5 1.56 8 765 2154 -13.5 -16.0 81 2.5 -14.1 323 15 280.3 280.6 273.8 284.5 1.43 9 700 2823 -18.1 -20.7 80 2.6 -18.6 330 19 282.4 282.6 274.3 285.6 1.05 10 592 4057 -25.3 -28.3 76 3.0 -25.7 305 27 287.9 288.1 276.6 289.9 0.63 11 500 5260 -34.7 -38.1 71 3.4 -35.0 280 36 290.7 290.8 277.5 291.7 0.29 12 427 6342 -42.9 -47.5 61 4.6 -43.1 276 44 293.7 293.7 278.7 294.1 0.12 13 400 6780 -44.5 -49.5 57 5.0 -44.7 275 48 297.2 297.2 280.3 297.5 0.10 14 397 6830 -44.7 -49.7 57 5.0 -44.9 275 48 297.5 297.6 280.4 297.9 0.10 15 310 8442 -55.5 -63.5 36 8.0 -55.6 266 59 304.2 304.3 283.1 304.3 0.02 16 300 8650 -56.4 -64.4 36 8.0 -56.5 265 60 305.9 305.9 283.8 306.0 0.02 17 270 9316 -59.1 -67.1 35 8.0 -59.2 271 57 311.3 311.3 285.8 311.3 0.02 18 250 9800 -58.3 -66.3 35 8.0 -58.4 275 54 319.4 319.4 288.6 319.5 0.02 19 235 10187 -61.1 -69.1 34 8.0 -61.2 260 44 320.9 320.9 289.0 320.9 0.01 20 200 11190 -60.5 -68.5 34 8.0 -60.6 265 54 337.0 337.0 293.6 337.0 0.02 21 150 13000 -56.5 -65.5 31 9.0 -56.7 260 58 372.7 372.7 301.1 372.9 0.04 22 141 13395 -54.9 -64.9 28 10.0 -55.2 260 57 382.2 382.2 302.6 382.4 0.04 23 123 14264 -57.5 -68.5 23 11.0 -57.8 260 56 392.7 392.7 304.2 392.8 0.03 24 100 15580 -55.5 -67.5 21 12.0 -55.9 260 54 420.5 420.5 307.8 420.7 0.04 25 91 16181 -56.3 -69.3 18 13.0 -56.7 259 58 430.4 430.4 308.9 430.6 0.04 26 86 16544 -50.9 -64.9 17 14.0 -51.7 258 60 448.3 448.3 310.7 448.7 0.07 27 74 17524 -50.5 -64.5 18 14.0 -51.5 256 67 468.8 468.9 312.6 469.4 0.09 28 70 17890 -46.9 -62.9 14 16.0 -48.4 255 69 484.1 484.1 313.8 484.7 0.12 29 69 17986 -45.1 -62.1 13 17.0 -46.9 255 69 489.9 490.0 314.2 490.7 0.13 30 50 20130 -46.5 -66.5 9 20.0 -48.7 265 64 533.9 533.9 317.2 534.6 0.10 31 46 20683 -46.5 -67.5 7 21.0 -48.8 257 61 546.8 546.8 317.9 547.4 0.09 32 44 20980 -44.1 -66.1 7 22.0 -47.1 252 59 559.6 559.7 318.6 560.5 0.12 33 44 20980 -41.5 -63.5 7 22.0 -45.2 252 59 566.0 566.0 319.0 567.2 0.17 34 42 21293 -44.1 -66.1 7 22.0 -47.2 248 57 567.1 567.2 319.0 568.0 0.13 35 41 21456 -40.5 -63.5 7 23.0 -44.7 246 56 580.0 580.1 319.8 581.3 0.18 36 30 23540 -50.1 -73.1 5 23.0 -52.5 215 44 608.1 608.1 321.0 608.5 0.06 37 26 24469 -53.3 -75.3 5 22.0 -55.3 208 38 624.4 624.4 321.7 624.8 0.05 38 25 24724 -48.5 -72.5 5 24.0 -51.7 206 36 645.2 645.2 322.5 645.9 0.09 39 20 26180 -52.5 -74.5 5 22.0 -55.2 195 27 675.5 675.5 323.6 676.1 0.08 40 18 26861 -52.5 -75.5 5 23.0 -55.4 696.1 696.2 324.3 696.8 0.08 TRP 235 10187 -61.1 -69.1 34 8.0 -61.2 260 44 320.9 320.9 289.0 320.9 0.01 WND 300 8650 -56.4 -64.4 36 8.0 -56.5 265 60 305.9 305.9 283.8 306.0 0.02 Sounding variables and indices 1000-500 mb thick: 5130.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 77.19 % Est. max temperature: 0.17 C = 32.31 F Sfc-Lift cond lev (LCL): 845.53 mb = 1390.26 m = 4561.16 ft T: -11.60 C 700-500 lapse rate: 6.81 C/km ThetaE index: 0.11 C Layer 850.0- 765.0 mb Conv cond level (CCL): 918.00 mb = -10210.68 m = -33499.20 ft Mean mixing ratio: 1.23 g/kg Conv temperature: -15.69 C = 3.76 F Cap Strength: 12.82 C Lifted Index: 14.15 C Risk: None Lifted Index @300 mb: 22.79 C Lifted Index @700 mb: 9.33 C Showalter Index: 10.40 C Risk: None Total Totals Index: 44.20 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.20 C Cross Totals Index: 21.00 C K Index: 6.90 Risk: None Sweat Index: 58.00 Risk: None Energy Index: 2.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1559.56 J/kg Max Up Vert Vel: 55.85 m/s Conv Inhibition (B-): 63574.77 J/kg Cap Strength: 14.01 C Lift Cond Lev (LCL): 828.87 mb = 1542.13 m = 5059.42 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 19 at 3 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 ---------------------------------------------------------- 0 918 -10211 135 1 -0.7 0.7 | 183 3 0.2 3.2 1 850 1350 315 11 7.8 -7.8 | 302 10 8.7 -5.3 2 700 2823 330 19 9.5 -16.5 | 323 17 10.4 -14.0 3 500 5260 280 36 35.5 -6.3 | 276 37 36.3 -3.8 4 400 6780 275 48 47.8 -4.2 | 272 49 48.7 -1.7 5 300 8650 265 60 59.8 5.2 | 263 61 60.6 7.7 6 250 9800 275 54 53.8 -4.7 | 272 55 54.7 -2.2 7 235 10187 260 44 43.3 7.6 | 257 45 44.2 10.1 8 200 11190 265 54 53.8 4.7 | 263 55 54.7 7.2 9 150 13000 260 58 57.1 10.1 | 258 59 58.0 12.5 10 100 15580 260 54 53.2 9.4 | 258 55 54.1 11.9 11 70 17890 255 69 66.6 17.9 | 253 71 67.5 20.3 12 50 20130 265 64 63.8 5.6 | 263 65 64.6 8.1 13 30 23540 215 44 25.2 36.0 | 214 47 26.1 38.5 14 20 26180 195 27 7.0 26.1 | 195 30 7.9 28.6 Wind Parameters Mean winds (0-6000m): 349.4 at 3.5 knts Storm direction: 19.4 at 2.6 knts Shear (0-3000m) pos: 0.5 neg: 0.0 tot: 0.5 10-3/s Storm rel Dir Shear (0-3000m): 6.2 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -0.2 tot: 1.1 m^2/s^2 ave: 0.4 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 0.6 stream: 0.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1782.44 Bulk Shear: 0.87 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 ------------------------------------------------------------------------------- 500 328 1 222 2| 0.5 0.0 0.5| 0.0 -0.2 -0.2 -0.3 -0.37| 0.5 -0.2 1000 331 1 227 2| 0.5 0.0 0.5| 0.0 -0.2 -0.2 -0.2 -0.23| 0.5 -0.1 1500 335 1 233 2| 0.5 0.0 0.5| 0.1 -0.2 -0.1 -0.1 -0.10| 0.5 -0.0 2000 338 2 239 2| 0.5 0.0 0.5| 0.3 -0.2 0.1 0.1 0.02| 0.5 0.0 2500 341 2 247 2| 0.5 0.0 0.5| 0.7 -0.2 0.5 0.2 0.12| 0.5 0.1 3000 343 2 254 2| 0.5 0.0 0.5| 1.3 -0.2 1.1 0.4 0.22| 0.6 0.1 4000 348 3 273 1| 0.5 0.0 0.5| 3.1 -0.2 2.9 0.7 0.37| 0.6 0.2 5000 350 3 291 2| 0.5 0.0 0.5| 5.8 -0.2 5.6 1.1 0.50| 0.6 0.3 6000 349 4 302 2| 0.5 0.0 0.5| 9.5 -0.2 9.3 1.5 0.59| 0.7 0.4 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251227.12.gif