UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:0000Z 9 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 251 SFC 932 766 -25.9 -29.2 74 3.3 -26.2 0 0 252.3 252.3 251.5 253.3 0.37 2 925 821 -25.1 -28.4 74 3.3 -25.4 15 1 253.6 253.7 252.7 254.7 0.40 3 880 1186 -20.7 -23.7 77 3.0 -21.1 337 7 261.9 262.0 260.0 263.6 0.64 4 862 1339 -17.3 -19.8 81 2.5 -17.7 321 9 267.0 267.1 264.3 269.5 0.92 5 850 1444 -17.9 -20.8 78 2.9 -18.4 310 11 267.4 267.5 264.5 269.8 0.86 6 832 1603 -19.3 -22.9 73 3.6 -19.8 310 12 267.6 267.7 264.4 269.6 0.73 7 788 2006 -19.3 -25.3 59 6.0 -20.2 310 16 271.8 271.9 267.1 273.6 0.62 8 764 2234 -21.7 -28.7 53 7.0 -22.6 310 18 271.6 271.7 266.7 273.0 0.47 9 700 2871 -26.5 -29.7 74 3.2 -26.9 310 23 273.1 273.2 267.7 274.5 0.46 10 633 3594 -30.1 -33.6 71 3.5 -30.4 306 37 277.0 277.1 270.0 278.1 0.35 11 514 5059 -36.5 -50.5 22 14.0 -37.1 296 65 286.3 286.3 274.8 286.5 0.07 12 500 5250 -37.7 -51.7 22 14.0 -38.2 295 69 287.1 287.1 275.2 287.3 0.06 13 463 5778 -38.3 -49.3 31 11.0 -38.8 295 80 292.7 292.7 278.2 293.0 0.09 14 439 6142 -40.5 -50.4 34 9.9 -40.9 295 87 294.4 294.5 279.0 294.7 0.09 15 400 6770 -44.3 -52.3 41 8.0 -44.6 290 87 297.4 297.4 280.3 297.7 0.08 16 386 7007 -46.3 -54.3 40 8.0 -46.5 289 86 297.8 297.8 280.5 298.1 0.06 17 332 7994 -52.5 -60.5 37 8.0 -52.7 287 83 302.5 302.5 282.4 302.6 0.03 18 328 8072 -54.1 -62.1 37 8.0 -54.2 287 83 301.3 301.3 281.9 301.4 0.03 19 300 8640 -57.1 -64.1 41 7.0 -57.2 285 81 304.9 304.9 283.4 304.9 0.02 20 251 9755 -61.7 -68.7 39 7.0 -61.7 285 83 314.0 314.0 286.8 314.0 0.01 21 250 9780 -61.7 -68.7 39 7.0 -61.7 285 83 314.3 314.3 286.9 314.4 0.01 22 245 9906 -61.9 -68.9 39 7.0 -62.0 285 82 315.9 315.9 287.4 315.9 0.01 23 200 11180 -58.7 -66.7 35 8.0 -58.8 280 68 339.8 339.8 294.3 339.9 0.02 24 183 11740 -55.5 -64.5 32 9.0 -55.7 278 67 353.8 353.8 297.5 353.9 0.04 25 150 13000 -56.3 -66.3 27 10.0 -56.5 275 66 373.1 373.1 301.1 373.2 0.03 26 143 13303 -57.5 -68.5 23 11.0 -57.7 376.1 376.1 301.6 376.2 0.03 TRP 251 9755 -61.7 -68.7 39 7.0 -61.7 285 83 314.0 314.0 286.8 314.0 0.01 WND 439 6142 -40.5 -50.4 34 9.9 -40.9 295 87 294.4 294.5 279.0 294.7 0.09 Sounding variables and indices 1000-500 mb thick: 4999.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 59.84 % Est. max temperature: -6.86 C = 19.65 F Sfc-Lift cond lev (LCL): 881.86 mb = 1170.30 m = 3839.52 ft T: -20.89 C 700-500 lapse rate: 4.71 C/km ThetaE index: 0.60 C Layer 764.0- 700.0 mb Conv cond level (CCL): 932.00 mb = 765.82 m = 2512.50 ft Mean mixing ratio: 0.65 g/kg Conv temperature: -22.82 C = -9.07 F Cap Strength: 18.97 C Lifted Index: 19.47 C Risk: None Lifted Index @300 mb: 29.34 C Lifted Index @700 mb: 9.40 C Showalter Index: 14.31 C Risk: None Total Totals Index: 36.70 C Risk: None Vertical Totals Index: 19.80 C Cross Totals Index: 16.90 C K Index: -4.20 Risk: None Sweat Index: 91.00 Risk: None Energy Index: 3.65 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 72.95 J/kg Max Up Vert Vel: 12.08 m/s Conv Inhibition (B-): 15504.13 J/kg Cap Strength: 19.31 C Lift Cond Lev (LCL): 843.55 mb = 1500.63 m = 4923.27 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 328 at 33 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 ---------------------------------------------------------- 0 932 766 0 0 -0.0 -0.0 | 148 33 -17.8 28.1 1 925 821 15 1 -0.3 -1.0 | 146 33 -18.1 27.1 2 850 1444 310 11 8.4 -7.1 | 156 23 -9.4 21.0 3 700 2871 310 23 17.6 -14.8 | 179 13 -0.2 13.3 4 500 5250 295 69 62.5 -29.2 | 271 45 44.7 -1.1 5 439 6142 295 87 78.8 -36.8 | 278 62 61.0 -8.7 6 400 6770 290 87 81.8 -29.8 | 272 64 63.9 -1.7 7 300 8640 285 81 78.2 -21.0 | 263 61 60.4 7.1 8 251 9755 285 83 80.2 -21.5 | 264 63 62.3 6.6 9 250 9780 285 83 80.2 -21.5 | 264 63 62.3 6.6 10 200 11180 280 68 67.0 -11.8 | 252 52 49.1 16.3 11 150 13000 275 66 65.7 -5.8 | 245 53 47.9 22.3 Wind Parameters Mean winds (0-6000m): 297.6 at 44.3 knts Storm direction: 327.6 at 33.3 knts Shear (0-3000m) pos: 0.0 neg: 6.9 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 103.4 deg Storm rel helicity (0-3000m) pos: 117.3 neg: -17.2 tot: 100.1 m^2/s^2 ave: 33.4 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 7.4 stream: 4.4 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.33 Bulk Shear: 223.41 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 ------------------------------------------------------------------------------- 500 334 4 147 29| 0.0 8.4 8.4| 10.8 -17.2 -6.4 -12.8 -0.05| 9.4 -0.5 1000 312 8 152 26| 0.0 7.1 7.1| 40.6 -17.2 23.4 23.4 0.27| 8.2 2.2 1500 311 10 155 24| 0.0 6.1 6.1| 51.8 -17.2 34.6 23.0 0.33| 6.9 2.3 2000 311 13 158 21| 0.0 5.7 5.7| 62.9 -17.2 45.7 22.9 0.38| 6.3 2.4 2500 310 15 161 19| 0.0 6.3 6.3| 88.4 -17.2 71.1 28.5 0.52| 6.8 3.6 3000 309 19 169 17| 0.0 6.9 6.9|117.3 -17.2 100.1 33.4 0.60| 7.4 4.4 4000 304 27 198 14| 0.0 7.7 7.7|162.5 -17.2 145.3 36.3 0.52| 8.1 4.2 5000 300 36 231 17| 0.0 8.2 8.2|221.6 -17.2 204.4 40.9 0.45| 8.6 3.9 6000 298 44 251 23| 0.0 7.5 7.5|253.3-132.1 121.2 20.2 0.34| 8.4 2.8 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251209.00.gif