UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122512.upa.cvt Date: 1200Z 25 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:1200Z 25 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 266 SFC 933 769 -28.3 -32.3 68 4.0 -28.6 0 0 249.8 249.8 249.1 250.5 0.27 2 925 832 -26.5 -29.8 74 3.3 -26.8 30 3 252.2 252.3 251.4 253.2 0.35 3 899 1040 -22.9 -26.3 74 3.4 -23.3 331 5 258.0 258.1 256.6 259.4 0.50 4 874 1247 -20.9 -24.0 76 3.1 -21.3 273 7 262.2 262.3 260.2 263.9 0.63 5 850 1456 -14.5 -17.9 75 3.4 -15.2 215 9 271.0 271.1 267.4 274.1 1.10 6 830 1637 -12.5 -16.3 73 3.8 -13.4 227 11 274.9 275.1 270.3 278.6 1.29 7 796 1956 -11.9 -17.9 61 6.0 -13.3 249 14 278.9 279.1 272.5 282.3 1.17 8 758 2328 -14.5 -19.5 66 5.0 -15.6 274 17 280.0 280.2 273.0 283.2 1.08 9 710 2821 -16.9 -31.9 26 15.0 -19.0 308 22 282.6 282.7 273.3 283.8 0.37 10 700 2927 -17.7 -31.7 28 14.0 -19.7 315 23 282.9 282.9 273.5 284.1 0.38 11 668 3276 -19.5 -28.5 45 9.0 -20.9 314 25 284.7 284.8 274.8 286.4 0.55 12 654 3433 -19.7 -26.7 54 7.0 -20.8 313 26 286.2 286.3 275.7 288.2 0.66 13 648 3502 -17.9 -23.9 59 6.0 -19.0 313 26 289.0 289.1 277.4 291.6 0.86 14 644 3548 -17.7 -24.7 54 7.0 -19.0 313 27 289.7 289.9 277.7 292.2 0.80 15 598 4100 -19.9 -26.9 54 7.0 -21.1 310 30 293.4 293.5 279.4 295.6 0.71 16 500 5400 -30.1 -37.1 50 7.0 -30.8 305 38 296.3 296.4 280.2 297.4 0.32 17 400 6950 -41.1 -45.5 62 4.4 -41.3 300 46 301.6 301.6 282.3 302.2 0.16 18 381 7279 -43.1 -47.6 61 4.5 -43.3 300 49 303.2 303.2 282.8 303.7 0.14 19 309 8652 -54.7 -58.8 60 4.1 -54.8 300 64 305.7 305.7 283.7 305.9 0.04 20 300 8840 -56.3 -60.4 60 4.1 -56.3 300 62 306.0 306.0 283.8 306.1 0.04 21 265 9619 -62.9 -67.3 55 4.4 -62.9 300 62 307.4 307.4 284.4 307.5 0.02 22 250 9980 -62.7 -67.1 55 4.4 -62.7 300 56 312.9 312.9 286.4 312.9 0.02 23 219 10796 -63.1 -67.6 54 4.5 -63.1 300 58 324.3 324.3 290.1 324.4 0.02 24 200 11360 -59.5 -64.0 56 4.5 -59.6 300 60 338.5 338.5 294.0 338.7 0.03 25 179 12055 -57.7 -62.4 55 4.7 -57.8 302 60 352.4 352.4 297.2 352.6 0.05 26 160 12767 -53.9 -58.9 54 5.0 -54.1 304 60 370.3 370.3 300.7 370.7 0.08 27 150 13180 -54.9 -60.9 47 6.0 -55.1 305 60 375.5 375.5 301.6 375.8 0.07 28 100 15750 -58.5 -67.5 30 9.0 -58.7 300 60 414.7 414.7 307.1 414.9 0.04 29 70 17980 -60.9 -71.9 22 11.0 -61.2 300 60 454.1 454.1 311.3 454.3 0.03 30 64 18539 -60.9 -72.9 19 12.0 -61.2 299 58 465.9 465.9 312.3 466.1 0.03 31 50 20090 -57.7 -70.7 18 13.0 -58.3 295 52 507.5 507.5 315.5 507.9 0.06 32 36 22186 -52.9 -67.9 15 15.0 -54.4 282 42 569.9 570.0 319.2 570.7 0.11 33 32 22944 -53.9 -68.9 14 15.0 -55.4 278 38 586.8 586.8 320.0 587.6 0.11 34 30 23360 -51.9 -67.9 13 16.0 -53.8 275 36 603.2 603.2 320.8 604.2 0.14 35 28 23810 -49.1 -66.1 12 17.0 -51.7 268 36 623.0 623.0 321.7 624.4 0.19 36 26 24293 -51.1 -69.1 10 18.0 -53.4 261 36 630.6 630.7 322.0 631.7 0.13 37 22 25391 -46.3 -66.3 9 20.0 -50.3 244 35 675.8 675.9 323.7 677.7 0.23 38 20 26020 -48.9 -68.9 8 20.0 -52.4 235 35 686.5 686.6 324.0 688.0 0.18 39 19 26356 -49.5 -69.5 8 20.0 -52.9 694.8 694.8 324.3 696.3 0.17 40 15 27924 -43.9 -66.9 6 23.0 -50.1 762.0 762.1 326.3 765.0 0.31 TRP 265 9619 -62.9 -67.3 55 4.4 -62.9 300 62 307.4 307.4 284.4 307.5 0.02 WND 309 8652 -54.7 -58.8 60 4.1 -54.8 300 64 305.7 305.7 283.7 305.9 0.04 Sounding variables and indices 1000-500 mb thick: 5134.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 56.01 % Est. max temperature: 0.61 C = 33.10 F Sfc-Lift cond lev (LCL): 872.08 mb = 1263.94 m = 4146.74 ft T: -20.39 C 700-500 lapse rate: 5.01 C/km ThetaE index: 0.00 C Layer 933.0-4584246774848121097682944.0 mb Conv cond level (CCL): 933.00 mb = 769.30 m = 2523.93 ft Mean mixing ratio: 0.69 g/kg Conv temperature: -22.19 C = -7.93 F Cap Strength: 25.72 C Lifted Index: 26.72 C Risk: None Lifted Index @300 mb: 29.81 C Lifted Index @700 mb: 17.85 C Showalter Index: 18.51 C Risk: None Total Totals Index: 27.80 C Risk: None Vertical Totals Index: 15.60 C Cross Totals Index: 12.20 C K Index: -16.30 Risk: None Sweat Index: 56.00 Risk: None Energy Index: 4.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 96.60 J/kg Max Up Vert Vel: 13.90 m/s Conv Inhibition (B-): 66691.61 J/kg Cap Strength: 26.66 C Lift Cond Lev (LCL): 847.82 mb = 1475.52 m = 4840.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 334 at 20 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 ---------------------------------------------------------- 0 933 769 0 0 -0.0 -0.0 | 154 20 -8.9 18.1 1 925 832 30 3 -1.5 -2.6 | 146 19 -10.4 15.5 2 850 1456 215 9 5.2 7.4 | 172 26 -3.7 25.5 3 700 2927 315 23 16.3 -16.3 | 256 8 7.4 1.8 4 500 5400 305 38 31.1 -21.8 | 279 23 22.3 -3.7 5 400 6950 300 46 39.8 -23.0 | 279 31 31.0 -4.9 6 309 8652 300 64 55.4 -32.0 | 287 49 46.6 -13.9 7 300 8840 300 62 53.7 -31.0 | 286 47 44.8 -12.9 8 265 9619 300 62 53.7 -31.0 | 286 47 44.8 -12.9 9 250 9980 300 56 48.5 -28.0 | 284 41 39.6 -9.9 10 200 11360 300 60 52.0 -30.0 | 285 45 43.1 -11.9 11 150 13180 305 60 49.1 -34.4 | 292 43 40.3 -16.3 12 100 15750 300 60 52.0 -30.0 | 285 45 43.1 -11.9 13 70 17980 300 60 52.0 -30.0 | 285 45 43.1 -11.9 14 50 20090 295 52 47.1 -22.0 | 276 38 38.3 -3.9 15 30 23360 275 36 35.9 -3.1 | 241 31 27.0 14.9 16 20 26020 235 35 28.7 20.1 | 207 43 19.8 38.2 Wind Parameters Mean winds (0-6000m): 303.9 at 26.8 knts Storm direction: 333.9 at 20.1 knts Shear (0-3000m) pos: 4.3 neg: 2.4 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 118.8 deg Storm rel helicity (0-3000m) pos: 163.2 neg: -21.1 tot: 142.2 m^2/s^2 ave: 47.4 10^-3 m/s^2 rel: 0.54 Storm rel vorticity (0-3000m) horiz: 10.0 stream: 5.4 10^-3/s Energy-Hel index: 0.09 Bulk Rich Number: 1.47 Bulk Shear: 65.55 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 ------------------------------------------------------------------------------- 500 296 5 164 17| 0.0 7.4 7.4| 33.7 -12.8 20.9 41.7 0.38| 14.7 5.6 1000 224 7 170 23| 0.0 6.2 6.2| 65.3 -21.1 44.3 44.3 0.34| 13.6 4.6 1500 246 9 179 22| 3.3 4.1 7.4|114.5 -21.1 93.4 62.3 0.47| 12.4 5.9 2000 276 12 190 17| 5.2 3.1 8.3|148.7 -21.1 127.7 63.8 0.53| 12.5 6.6 2500 295 14 198 13| 5.2 2.5 7.7|159.3 -21.1 138.3 55.3 0.55| 11.3 6.2 3000 301 16 206 11| 4.3 2.4 6.7|163.2 -21.1 142.2 47.4 0.54| 10.0 5.4 4000 305 20 228 10| 3.3 2.5 5.7|169.0 -21.1 148.0 37.0 0.51| 8.3 4.2 5000 305 23 246 11| 2.6 2.6 5.2|171.1 -21.1 150.1 30.0 0.47| 7.3 3.4 6000 304 27 257 14| 2.2 2.6 4.8|171.1 -22.7 148.4 24.7 0.43| 6.6 2.8 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251225.12.gif