UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121012.upa.cvt Date: 1200Z 10 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 10 DEC 25 Station: X1977 WMO ident: 31977 Latitude: 43.27 Longitude: 132.05 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1009 89 -2.5 -6.7 73 4.2 -3.9 90 1 270.0 270.3 268.8 276.2 2.29 1 1000 160 -2.1 -6.9 70 4.8 -3.7 80 1 271.0 271.4 269.5 277.3 2.27 2 945 608 -3.7 -8.7 68 5.0 -5.3 320 7 273.8 274.2 270.9 279.7 2.09 3 925 776 -5.3 -12.3 58 7.0 -7.3 275 9 273.9 274.2 270.2 278.4 1.60 4 889 1086 -8.3 -17.3 48 9.0 -10.4 291 12 273.9 274.1 269.4 277.1 1.11 5 850 1432 -10.9 -19.9 47 9.0 -12.8 310 15 274.7 274.9 269.5 277.4 0.93 6 845 1477 -11.3 -20.3 47 9.0 -13.2 309 16 274.8 274.9 269.5 277.4 0.90 7 798 1914 -13.7 -19.7 60 6.0 -15.0 297 24 276.7 276.9 270.9 279.7 1.00 8 781 2078 -13.1 -17.8 68 4.7 -14.2 293 27 279.1 279.3 272.7 282.6 1.21 9 700 2905 -17.5 -20.8 75 3.3 -18.1 270 42 283.1 283.3 274.7 286.2 1.04 10 692 2991 -18.1 -21.4 75 3.3 -18.7 270 43 283.4 283.5 274.8 286.4 1.00 11 622 3780 -22.3 -25.8 73 3.5 -22.9 270 50 287.3 287.5 276.5 289.7 0.75 12 507 5252 -31.7 -35.7 68 4.0 -32.1 270 63 293.2 293.3 278.8 294.4 0.36 13 500 5350 -32.1 -36.2 67 4.1 -32.5 270 64 293.9 294.0 279.1 295.0 0.35 14 423 6517 -37.9 -42.3 63 4.4 -38.2 274 87 300.9 300.9 282.0 301.6 0.22 15 400 6900 -40.7 -44.9 64 4.2 -40.9 275 95 302.1 302.1 282.5 302.7 0.17 16 300 8800 -54.5 -59.2 56 4.7 -54.6 270 118 308.5 308.5 284.8 308.7 0.04 17 282 9192 -57.7 -62.6 54 4.9 -57.8 275 128 309.4 309.4 285.1 309.5 0.03 18 281 9215 -57.9 -62.8 53 4.9 -58.0 275 127 309.5 309.5 285.2 309.6 0.03 19 270 9466 -57.5 -62.4 54 4.9 -57.6 272 116 313.6 313.6 286.6 313.7 0.03 20 264 9607 -58.7 -63.6 53 4.9 -58.7 270 110 313.9 313.9 286.7 314.0 0.03 21 250 9950 -57.1 -62.1 53 5.0 -57.2 275 106 321.2 321.2 289.2 321.3 0.04 22 249 9975 -56.9 -61.9 53 5.0 -57.0 275 106 321.8 321.8 289.3 322.0 0.04 23 235 10341 -56.9 -61.9 53 5.0 -57.0 274 101 327.2 327.2 291.0 327.4 0.04 24 219 10789 -54.1 -59.1 54 5.0 -54.2 272 96 338.2 338.2 293.9 338.5 0.06 25 200 11370 -54.5 -59.5 54 5.0 -54.6 270 89 346.5 346.5 295.9 346.7 0.06 26 187 11800 -55.9 -61.9 47 6.0 -56.1 271 89 350.9 350.9 296.9 351.1 0.05 27 151 13177 -51.1 -59.1 38 8.0 -51.4 275 87 381.3 381.3 302.5 381.7 0.09 28 150 13220 -50.9 -58.9 38 8.0 -51.2 275 87 382.4 382.4 302.7 382.8 0.09 29 122 14558 -52.5 -62.5 29 10.0 -52.9 278 74 402.7 402.7 305.6 403.1 0.07 30 117 14830 -48.9 -58.9 30 10.0 -49.6 278 72 414.2 414.2 307.1 414.8 0.12 31 100 15860 -49.1 -61.1 23 12.0 -49.9 280 62 432.9 432.9 309.2 433.4 0.10 32 90 16552 -47.9 -61.9 18 14.0 -48.9 274 61 448.5 448.5 310.8 449.1 0.10 33 70 18190 -52.7 -68.7 13 16.0 -53.5 260 58 471.6 471.7 312.8 472.0 0.05 34 69 18283 -53.3 -69.3 13 16.0 -54.1 260 58 472.3 472.3 312.8 472.6 0.05 35 60 19183 -54.5 -70.5 12 16.0 -55.3 262 60 488.9 488.9 314.1 489.2 0.05 36 52 20106 -52.1 -69.1 11 17.0 -53.3 264 62 514.9 514.9 316.0 515.3 0.07 37 50 20360 -53.3 -70.3 11 17.0 -54.4 265 62 517.9 517.9 316.2 518.2 0.06 38 49 20490 -54.1 -72.1 9 18.0 -55.1 519.0 519.0 316.2 519.3 0.05 39 37 22296 -52.5 -70.5 10 18.0 -54.1 566.5 566.5 319.0 567.0 0.08 40 35 22658 -47.9 -67.9 8 20.0 -50.4 587.6 587.6 320.0 588.4 0.12 41 30 23670 -49.7 -69.7 8 20.0 -52.1 609.1 609.2 321.0 610.0 0.11 42 25 24861 -49.5 -69.5 8 20.0 -52.4 642.3 642.4 322.4 643.4 0.13 43 22 25689 -53.7 -73.7 7 20.0 -55.9 653.7 653.8 322.9 654.4 0.08 44 20 26300 -53.9 -73.9 7 20.0 -56.2 671.2 671.2 323.5 671.9 0.09 45 17 27343 -52.3 -73.3 6 21.0 -55.3 708.3 708.3 324.7 709.2 0.11 46 10 30740 -55.7 -75.7 7 20.0 -59.0 811.6 811.7 327.5 812.9 0.13 TRP 264 9607 -58.7 -63.6 53 4.9 -58.7 270 110 313.9 313.9 286.7 314.0 0.03 WND 282 9192 -57.7 -62.6 54 4.9 -57.8 275 128 309.4 309.4 285.1 309.5 0.03 Sounding variables and indices 1000-500 mb thick: 5190.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.25 inches Sfc-500 mean rel hum: 66.69 % Est. max temperature: 2.09 C = 35.77 F Sfc-Lift cond lev (LCL): 944.49 mb = 611.95 m = 2007.70 ft T: -3.74 C 700-500 lapse rate: 5.97 C/km ThetaE index: 2.58 C Layer 925.0- 850.0 mb Conv cond level (CCL): 855.79 mb = 1379.61 m = 4526.21 ft Mean mixing ratio: 2.01 g/kg Conv temperature: 2.16 C = 35.89 F Cap Strength: 12.64 C Lifted Index: 13.11 C Risk: None Lifted Index @300 mb: 21.36 C Lifted Index @700 mb: 6.39 C Showalter Index: 13.85 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 12.20 C K Index: -2.00 Risk: None Sweat Index: 94.00 Risk: None Energy Index: 3.71 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.03 J/kg Max Up Vert Vel: 4.91 m/s Conv Inhibition (B-): 60716.63 J/kg Cap Strength: 12.51 C Lift Cond Lev (LCL): 879.45 mb = 1169.05 m = 3835.43 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 30 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 1009 89 90 1 -1.0 0.0 | 122 31 -26.1 16.2 1 1000 160 80 1 -1.0 -0.2 | 122 31 -26.1 16.0 2 925 776 275 9 9.0 -0.8 | 134 22 -16.1 15.4 3 850 1432 310 15 11.5 -9.6 | 116 15 -13.6 6.6 4 700 2905 270 42 42.0 -0.0 | 226 23 16.9 16.2 5 500 5350 270 64 64.0 -0.0 | 247 42 38.9 16.2 6 400 6900 275 95 94.6 -8.3 | 263 70 69.6 7.9 7 300 8800 270 118 118.0 -0.0 | 260 94 92.9 16.2 8 282 9192 275 128 127.5 -11.2 | 267 103 102.4 5.1 9 264 9607 270 110 110.0 -0.0 | 259 86 84.9 16.2 10 250 9950 275 106 105.6 -9.2 | 265 81 80.5 7.0 11 200 11370 270 89 89.0 -0.0 | 256 66 63.9 16.2 12 150 13220 275 87 86.7 -7.6 | 262 62 61.6 8.6 13 100 15860 280 62 61.1 -10.8 | 261 36 36.0 5.4 14 70 18190 260 58 57.1 10.1 | 231 41 32.1 26.3 15 50 20360 265 62 61.8 5.4 | 240 43 36.7 21.6 Wind Parameters Mean winds (0-6000m): 272.9 at 39.8 knts Storm direction: 302.9 at 29.9 knts Shear (0-3000m) pos: 1.2 neg: 7.1 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 107.0 deg Storm rel helicity (0-3000m) pos: 87.2 neg: -55.1 tot: 32.1 m^2/s^2 ave: 10.7 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 10.5 stream: 2.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 195.21 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 ------------------------------------------------------------------------------- 500 336 3 119 27| 0.0 7.4 7.4| 7.7 -31.5 -23.8 -47.6 -0.29| 9.9 -2.9 1000 281 6 129 24| 0.0 6.6 6.6| 46.7 -38.0 8.7 8.7 0.12| 10.7 1.3 1500 295 9 126 21| 2.4 4.4 6.8| 48.4 -54.8 -6.3 -4.2 -0.03| 9.9 -0.3 2000 296 12 128 18| 1.8 5.9 7.7| 63.2 -54.8 8.4 4.2 0.17| 10.1 1.7 2500 289 16 139 15| 1.4 6.9 8.3| 78.1 -54.8 23.3 9.3 0.26| 10.6 2.7 3000 281 20 158 13| 1.2 7.1 8.3| 87.2 -55.1 32.1 10.7 0.24| 10.5 2.5 4000 276 27 188 13| 0.9 6.5 7.4|125.8 -55.1 70.7 17.7 0.28| 9.0 2.6 5000 274 34 211 16| 0.7 6.1 6.8|164.4 -55.1 109.3 21.9 0.30| 8.1 2.5 6000 273 40 226 20| 1.9 5.1 7.0|272.1 -55.1 217.0 36.2 0.34| 8.3 2.8 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251210.12.gif