UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 3 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 1010 92 -15.3 -24.3 46 9.0 -16.6 340 5 257.1 257.2 255.9 258.6 0.53 1 1000 167 -15.3 -25.3 42 10.0 -16.7 335 9 257.9 257.9 256.5 259.2 0.49 2 992 228 -15.3 -25.3 42 10.0 -16.7 334 11 258.4 258.5 256.9 259.8 0.49 3 925 750 -20.3 -30.3 40 10.0 -21.4 325 29 258.6 258.6 256.7 259.5 0.33 4 850 1368 -25.5 -33.5 47 8.0 -26.2 330 35 259.4 259.5 257.2 260.2 0.27 5 840 1454 -26.3 -34.3 47 8.0 -26.9 331 35 259.5 259.5 257.2 260.2 0.25 6 785 1942 -27.1 -35.1 47 8.0 -27.8 338 33 263.7 263.7 260.6 264.4 0.25 7 748 2291 -25.1 -35.1 39 10.0 -26.0 343 32 269.5 269.6 264.8 270.3 0.26 8 709 2680 -25.7 -36.7 35 11.0 -26.7 349 31 273.0 273.1 267.2 273.7 0.23 9 700 2772 -26.5 -38.5 31 12.0 -27.5 350 31 273.1 273.2 267.2 273.8 0.20 10 500 5130 -40.9 -49.9 37 9.0 -41.2 350 42 283.2 283.2 273.1 283.4 0.08 11 443 5943 -45.5 -54.5 36 9.0 -45.7 345 40 287.3 287.3 275.4 287.5 0.05 12 414 6393 -46.3 -55.3 35 9.0 -46.5 342 39 291.9 291.9 277.7 292.1 0.05 13 400 6620 -47.5 -56.5 35 9.0 -47.7 340 38 293.3 293.3 278.3 293.4 0.05 14 353 7442 -51.3 -60.3 33 9.0 -51.5 330 38 298.8 298.8 280.8 298.9 0.03 15 309 8308 -52.3 -62.3 29 10.0 -52.5 326 40 309.0 309.0 285.0 309.1 0.03 16 300 8500 -51.7 -61.7 29 10.0 -51.9 325 40 312.5 312.5 286.2 312.6 0.03 17 250 9690 -47.5 -59.5 24 12.0 -47.9 295 46 335.4 335.5 293.2 335.7 0.05 18 249 9717 -47.7 -59.7 24 12.0 -48.1 295 46 335.5 335.5 293.3 335.7 0.05 19 200 11170 -46.3 -61.3 17 15.0 -46.9 280 54 359.5 359.5 298.7 359.7 0.05 20 150 13080 -47.3 -65.3 11 18.0 -48.1 270 64 388.6 388.6 303.6 388.7 0.04 21 145 13304 -46.9 -64.9 11 18.0 -47.7 270 65 393.0 393.1 304.3 393.3 0.04 22 136 13727 -48.4 -66.6 10 18.2 -49.1 270 68 397.7 397.7 304.9 397.9 0.04 23 105 15407 -54.3 -73.3 8 19.0 -54.8 266 66 417.0 417.0 307.4 417.0 0.02 24 100 15720 -54.5 -73.5 8 19.0 -55.0 265 66 422.4 422.4 308.0 422.5 0.02 25 74 17644 -55.3 -74.3 8 19.0 -55.9 265 64 458.7 458.7 311.7 458.9 0.02 26 70 18000 -54.1 -74.1 7 20.0 -54.9 265 64 468.6 468.7 312.5 468.8 0.02 27 64 18576 -52.3 -72.3 7 20.0 -53.3 261 63 484.8 484.8 313.8 485.0 0.03 28 53 19775 -59.3 -78.3 7 19.0 -59.9 253 62 495.4 495.4 314.6 495.5 0.02 29 50 20140 -59.3 -78.3 7 19.0 -59.9 250 62 503.7 503.7 315.2 503.8 0.02 30 47 20527 -59.7 -78.7 7 19.0 -60.3 250 61 511.8 511.8 315.8 511.9 0.02 31 42 21244 -51.9 -72.9 6 21.0 -53.4 250 60 547.8 547.8 318.0 548.1 0.05 32 34 22610 -53.1 -74.1 6 21.0 -54.8 250 57 578.8 578.8 319.6 579.1 0.05 33 31 23214 -47.3 -69.3 6 22.0 -50.3 250 56 609.9 610.0 321.1 610.8 0.11 34 30 23430 -48.9 -69.9 7 21.0 -51.5 250 56 611.3 611.4 321.2 612.1 0.10 35 25 24632 -49.1 -70.1 7 21.0 -52.1 243 62 643.5 643.5 322.4 644.4 0.12 36 22 25483 -44.1 -67.1 6 23.0 -49.0 239 66 682.3 682.4 323.9 684.1 0.21 37 20 26120 -46.9 -68.9 6 22.0 -51.1 235 69 692.6 692.7 324.3 694.2 0.18 38 16 27584 -50.7 -72.7 6 22.0 -54.4 725.9 725.9 325.3 727.0 0.13 39 14 28451 -52.1 -74.1 5 22.0 -55.6 749.4 749.4 326.0 750.5 0.12 40 12 29482 -37.1 -62.1 6 25.0 -47.2 836.3 836.7 328.2 844.1 0.75 41 10 30720 -45.1 -69.1 5 24.0 -52.3 851.2 851.4 328.5 854.9 0.35 TRP 353 7442 -51.3 -60.3 33 9.0 -51.5 330 38 298.8 298.8 280.8 298.9 0.03 WND 136 13727 -48.4 -66.6 10 18.2 -49.1 270 68 397.7 397.7 304.9 397.9 0.04 Sounding variables and indices 1000-500 mb thick: 4963.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 38.56 % Est. max temperature: -13.09 C = 8.43 F Sfc-Lift cond lev (LCL): 871.84 mb = 1182.62 m = 3879.93 ft T: -23.94 C 700-500 lapse rate: 6.11 C/km ThetaE index: 0.32 C Layer 925.0- 850.0 mb Conv cond level (CCL): 610.74 mb = 3727.93 m = 12230.60 ft Mean mixing ratio: 0.41 g/kg Conv temperature: 4.92 C = 40.86 F Cap Strength: 12.74 C Lifted Index: 19.43 C Risk: None Lifted Index @300 mb: 37.52 C Lifted Index @700 mb: 12.74 C Showalter Index: 18.90 C Risk: None Total Totals Index: 22.80 C Risk: None Vertical Totals Index: 15.40 C Cross Totals Index: 7.40 C K Index: -30.10 Risk: None Sweat Index: 112.00 Risk: None Energy Index: 4.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.18 J/kg Max Up Vert Vel: 2.52 m/s Conv Inhibition (B-): 71532.36 J/kg Cap Strength: 19.19 C Lift Cond Lev (LCL): 816.80 mb = 1655.65 m = 5431.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 14 at 25 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 1010 92 340 5 1.7 -4.7 | 201 21 7.8 20.0 1 1000 167 335 9 3.8 -8.2 | 211 19 9.9 16.6 2 925 750 325 29 16.6 -23.8 | 268 23 22.7 1.0 3 850 1368 330 35 17.5 -30.3 | 283 24 23.5 -5.6 4 700 2772 350 31 5.4 -30.5 | 297 13 11.4 -5.8 5 500 5130 350 42 7.3 -41.4 | 321 21 13.3 -16.6 6 400 6620 340 38 13.0 -35.7 | 300 22 19.0 -11.0 7 353 7442 330 38 19.0 -32.9 | 288 26 25.0 -8.2 8 300 8500 325 40 22.9 -32.8 | 285 30 29.0 -8.0 9 250 9690 295 46 41.7 -19.4 | 264 48 47.7 5.3 10 200 11170 280 54 53.2 -9.4 | 255 61 59.2 15.4 11 150 13080 270 64 64.0 -0.0 | 251 74 70.0 24.7 12 136 13727 270 68 68.0 -0.0 | 252 78 74.0 24.7 13 100 15720 265 66 65.7 5.8 | 247 78 71.8 30.5 14 70 18000 265 64 63.8 5.6 | 247 76 69.8 30.3 15 50 20140 250 62 58.3 21.2 | 234 79 64.3 45.9 16 30 23430 250 56 52.6 19.2 | 233 73 58.7 43.9 17 20 26120 235 69 56.5 39.6 | 224 90 62.6 64.3 Wind Parameters Mean winds (0-6000m): 343.7 at 34.0 knts Storm direction: 13.7 at 25.5 knts Shear (0-3000m) pos: 2.4 neg: 3.2 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 100.7 deg Storm rel helicity (0-3000m) pos: 174.6 neg: 0.0 tot: 174.6 m^2/s^2 ave: 58.2 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 5.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 51.82 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 ------------------------------------------------------------------------------- 500 330 15 229 18| 0.0 19.3 19.3| 85.2 0.0 85.2 170.3 0.93| 19.3 18.0 1000 327 22 251 19| 4.5 9.6 14.1|130.7 0.0 130.7 130.7 0.91| 14.4 13.1 1500 328 26 263 20| 3.8 6.4 10.2|154.0 0.0 154.0 102.6 0.89| 11.2 10.0 2000 331 28 269 20| 2.9 4.8 7.7|162.9 0.0 162.9 81.5 0.83| 9.6 7.9 2500 334 29 274 19| 2.5 3.9 6.4|168.9 0.0 168.9 67.6 0.78| 8.5 6.6 3000 336 29 277 18| 2.4 3.2 5.6|174.6 0.0 174.6 58.2 0.76| 7.6 5.8 4000 340 31 284 17| 1.8 3.0 4.8|187.2 0.0 187.2 46.8 0.75| 6.3 4.7 5000 343 33 292 17| 1.4 2.8 4.3|199.9 0.0 199.9 40.0 0.73| 5.5 4.1 6000 344 34 297 17| 1.2 2.3 3.5|199.9 -29.3 170.6 28.4 0.58| 5.0 2.9 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251203.12.gif