UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for X0715... Searching the city database file for: X0715 ... Date:1200Z 8 DEC 25 Station: X0715 WMO ident: 30715 Latitude: 52.48 Longitude: 103.85 ------------------------------------------------------------------------------- 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 267 SFC 976 448 -18.3 -25.3 54 7.0 -19.2 300 1 256.6 256.7 255.5 258.0 0.50 2 969 502 -18.1 -24.1 59 6.0 -18.9 305 3 257.4 257.4 256.2 258.9 0.56 3 925 848 -20.5 -28.5 49 8.0 -21.4 340 13 258.3 258.4 256.6 259.5 0.39 4 887 1157 -22.5 -30.5 48 8.0 -23.3 335 17 259.4 259.4 257.4 260.4 0.34 5 864 1350 -21.3 -28.3 53 7.0 -22.1 332 19 262.6 262.7 260.1 263.8 0.43 6 850 1470 -21.9 -28.9 53 7.0 -22.7 330 21 263.2 263.3 260.5 264.4 0.41 7 788 2024 -24.5 -29.0 66 4.5 -25.0 316 23 266.2 266.3 262.8 267.5 0.44 8 713 2752 -24.9 -28.8 70 3.9 -25.4 298 25 273.5 273.6 268.0 275.0 0.50 9 700 2885 -25.9 -29.5 72 3.6 -26.3 295 25 273.8 273.9 268.1 275.2 0.47 10 638 3548 -31.1 -34.1 75 3.0 -31.4 296 34 275.2 275.3 268.8 276.3 0.33 11 586 4143 -36.5 -39.9 71 3.4 -36.7 298 42 275.7 275.8 268.9 276.4 0.20 12 500 5230 -41.3 -47.3 52 6.0 -41.5 300 58 282.7 282.7 272.9 283.0 0.11 13 418 6430 -47.5 -54.5 44 7.0 -47.7 296 72 289.6 289.6 276.5 289.8 0.06 14 400 6720 -48.7 -56.7 39 8.0 -48.9 295 75 291.7 291.7 277.6 291.9 0.04 15 351 7574 -51.5 -60.5 33 9.0 -51.7 295 92 299.0 299.0 281.0 299.1 0.03 16 339 7799 -52.9 -62.9 29 10.0 -53.1 295 97 300.1 300.1 281.4 300.2 0.02 17 321 8150 -54.9 -64.9 28 10.0 -55.0 295 104 302.1 302.1 282.3 302.2 0.02 18 300 8580 -57.3 -67.3 27 10.0 -57.4 290 103 304.6 304.6 283.2 304.6 0.01 19 277 9083 -58.5 -68.5 27 10.0 -58.6 309.9 309.9 285.3 309.9 0.01 20 272 9197 -58.3 -69.3 23 11.0 -58.4 311.8 311.8 286.0 311.8 0.01 TRP WND 321 8150 -54.9 -64.9 28 10.0 -55.0 295 104 302.1 302.1 282.3 302.2 0.02 Sounding variables and indices 1000-500 mb thick: 4963.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 63.56 % Est. max temperature: -10.65 C = 12.83 F Sfc-Lift cond lev (LCL): 869.79 mb = 1300.72 m = 4267.41 ft T: -21.61 C 700-500 lapse rate: 6.57 C/km ThetaE index: 0.00 C Layer 976.0-442381632.0 mb Conv cond level (CCL): 631.70 mb = 3617.56 m = 11868.48 ft Mean mixing ratio: 0.42 g/kg Conv temperature: 0.26 C = 32.47 F Cap Strength: 14.00 C Lifted Index: 18.97 C Risk: None Lifted Index @300 mb: 31.86 C Lifted Index @700 mb: 13.28 C Showalter Index: 15.11 C Risk: None Total Totals Index: 31.80 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 12.40 C K Index: -13.10 Risk: None Sweat Index: 100.00 Risk: None Energy Index: 3.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.98 J/kg Max Up Vert Vel: 4.69 m/s Conv Inhibition (B-): 6420.03 J/kg Cap Strength: 18.33 C Lift Cond Lev (LCL): 819.87 mb = 1734.08 m = 5689.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 332 at 28 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 ---------------------------------------------------------- 0 976 448 300 1 0.9 -0.5 | 153 27 -12.4 24.3 1 925 848 340 13 4.4 -12.2 | 145 15 -8.9 12.6 2 850 1470 330 21 10.5 -18.2 | 157 7 -2.8 6.7 3 700 2885 295 25 22.7 -10.6 | 213 17 9.4 14.3 4 500 5230 300 58 50.2 -29.0 | 276 37 36.9 -4.2 5 400 6720 295 75 68.0 -31.7 | 277 55 54.7 -6.9 6 321 8150 295 104 94.3 -44.0 | 283 83 81.0 -19.1 7 300 8580 290 103 96.8 -35.2 | 277 84 83.5 -10.4 Wind Parameters Mean winds (0-6000m): 301.8 at 37.6 knts Storm direction: 331.8 at 28.2 knts Shear (0-3000m) pos: 3.3 neg: 3.1 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 84.7 deg Storm rel helicity (0-3000m) pos: 70.5 neg: -15.3 tot: 55.2 m^2/s^2 ave: 18.4 10^-3 m/s^2 rel: 0.37 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.09 Bulk Shear: 129.15 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 ------------------------------------------------------------------------------- 500 338 8 149 20| 13.9 0.0 13.9| 8.5 -15.3 -6.8 -13.6 -0.14| 14.9 -2.1 1000 335 13 149 15| 7.0 3.5 10.5| 13.2 -15.3 -2.1 -2.1 -0.01| 11.0 -0.1 1500 330 16 154 12| 4.6 3.5 8.1| 22.2 -15.3 6.9 4.6 0.17| 9.0 1.5 2000 324 18 165 11| 3.5 3.6 7.1| 30.2 -15.3 15.0 7.5 0.24| 8.1 1.9 2500 317 19 178 11| 2.8 3.8 6.6| 38.5 -15.3 23.2 9.3 0.26| 7.6 1.9 3000 312 21 190 11| 3.3 3.1 6.5| 70.5 -15.3 55.2 18.4 0.37| 7.5 2.8 4000 306 26 217 12| 4.2 2.4 6.6|136.8 -15.3 121.5 30.4 0.47| 7.5 3.5 5000 304 31 240 15| 4.1 2.5 6.6|195.6 -15.3 180.3 36.1 0.47| 7.4 3.5 6000 302 38 255 19| 3.4 3.1 6.5|199.9 -15.9 184.0 30.7 0.41| 7.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//X0715/skewt/X0715.skewt.20251208.12.gif