UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 1 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 1008 88 -7.3 -13.3 62 6.0 -8.8 360 5 265.2 265.5 263.9 269.0 1.36 1 1003 127 -6.9 -12.9 62 6.0 -8.4 360 7 266.0 266.3 264.6 269.9 1.41 2 1000 150 -7.1 -13.1 62 6.0 -8.6 360 9 266.0 266.3 264.6 269.9 1.39 3 925 751 -11.9 -17.9 61 6.0 -13.2 340 25 267.1 267.3 264.6 270.0 1.01 4 899 969 -13.9 -20.9 55 7.0 -15.2 337 28 267.3 267.4 264.3 269.5 0.80 5 880 1131 -12.9 -19.9 56 7.0 -14.3 334 30 269.9 270.1 266.4 272.5 0.89 6 857 1333 -14.3 -22.3 51 8.0 -15.7 331 32 270.5 270.7 266.5 272.7 0.75 7 850 1395 -14.3 -22.3 51 8.0 -15.7 330 33 271.2 271.3 266.9 273.3 0.75 8 836 1521 -14.3 -23.3 46 9.0 -15.9 327 34 272.5 272.6 267.7 274.5 0.70 9 794 1912 -13.5 -29.5 25 16.0 -16.0 316 35 277.4 277.4 270.3 278.6 0.42 10 722 2628 -18.3 -43.3 9 25.0 -20.7 296 39 279.7 279.8 271.2 280.1 0.11 11 700 2859 -18.7 -45.7 7 27.0 -21.1 290 40 281.8 281.8 272.3 282.1 0.09 12 692 2944 -18.9 -45.9 7 27.0 -21.3 289 41 282.5 282.5 272.8 282.8 0.09 13 676 3118 -19.9 -47.9 6 28.0 -22.2 288 42 283.3 283.3 273.2 283.5 0.07 14 521 4984 -35.7 -52.7 16 17.0 -36.4 277 59 286.1 286.1 274.7 286.3 0.06 15 500 5270 -34.3 -51.3 16 17.0 -35.1 275 62 291.2 291.2 277.4 291.5 0.07 16 494 5355 -33.5 -51.5 15 18.0 -34.4 274 63 293.2 293.2 278.3 293.4 0.07 17 457 5900 -34.3 -54.3 11 20.0 -35.3 269 71 298.8 298.8 280.9 299.0 0.05 18 400 6820 -40.5 -59.5 11 19.0 -41.1 260 85 302.4 302.4 282.4 302.5 0.03 19 396 6888 -41.1 -60.1 11 19.0 -41.7 260 86 302.4 302.4 282.4 302.6 0.03 20 349 7743 -43.7 -61.7 12 18.0 -44.2 258 98 310.1 310.1 285.4 310.2 0.03 21 326 8199 -46.7 -64.7 11 18.0 -47.1 256 104 312.0 312.0 286.1 312.1 0.02 22 309 8554 -46.5 -64.5 11 18.0 -46.9 256 109 317.1 317.1 287.8 317.2 0.02 23 300 8750 -48.3 -65.3 12 17.0 -48.7 255 112 317.3 317.3 287.9 317.4 0.02 24 299 8772 -48.5 -66.5 11 18.0 -48.8 255 112 317.3 317.3 287.9 317.4 0.02 25 280 9198 -50.9 -67.9 12 17.0 -51.2 255 112 319.9 319.9 288.7 319.9 0.01 26 275 9315 -51.0 -68.0 12 17.0 -51.3 255 114 321.4 321.4 289.2 321.4 0.01 27 250 9930 -51.5 -68.5 11 17.0 -51.8 260 108 329.5 329.5 291.6 329.6 0.02 28 225 10615 -52.9 -68.9 13 16.0 -53.2 260 101 337.4 337.4 293.7 337.5 0.02 29 200 11380 -51.3 -68.3 11 17.0 -51.7 260 93 351.5 351.5 297.0 351.6 0.02 30 155 13046 -49.9 -68.9 9 19.0 -50.5 247 95 380.5 380.5 302.3 380.6 0.02 31 150 13260 -50.7 -69.7 9 19.0 -51.2 245 95 382.7 382.7 302.7 382.8 0.02 32 103 15673 -57.7 -77.7 6 20.0 -58.0 254 91 412.7 412.7 306.9 412.8 0.01 33 100 15860 -57.1 -77.1 6 20.0 -57.5 255 91 417.4 417.4 307.4 417.5 0.01 34 80 17260 -59.9 -79.9 6 20.0 -60.3 252 87 439.1 439.1 309.8 439.2 0.01 35 73 17835 -56.7 -77.7 5 21.0 -57.3 251 86 457.6 457.6 311.5 457.6 0.01 36 70 18100 -57.7 -78.7 5 21.0 -58.2 250 85 460.9 460.9 311.8 461.0 0.01 37 65 18566 -60.1 -80.1 6 20.0 -60.5 250 82 465.6 465.6 312.3 465.6 0.01 38 50 20210 -58.7 -79.7 5 21.0 -59.3 250 71 505.2 505.2 315.3 505.2 0.01 39 34 22648 -55.3 -77.3 5 22.0 -56.6 239 69 573.0 573.0 319.3 573.2 0.03 40 30 23440 -58.1 -79.1 5 21.0 -59.2 235 68 586.2 586.3 320.0 586.4 0.03 41 26 24337 -61.3 -82.3 5 21.0 -62.1 242 78 601.7 601.7 320.7 601.8 0.02 42 23 25103 -60.1 -81.1 5 21.0 -61.2 248 87 626.7 626.7 321.7 626.8 0.02 43 23 25103 -54.7 -77.7 4 23.0 -56.6 248 87 642.5 642.6 322.4 642.9 0.04 44 20 26030 -39.5 -65.5 5 26.0 -46.6 255 97 715.3 715.4 325.0 717.8 0.29 45 18 26757 -34.7 -62.7 4 28.0 -44.5 252 87 752.3 752.5 326.1 756.6 0.46 46 14 28460 -48.3 -73.3 4 25.0 -53.2 245 64 762.3 762.3 326.3 763.5 0.13 47 13 28949 -46.9 -72.9 4 26.0 -52.5 243 57 783.4 783.5 326.8 784.9 0.15 48 12 29489 -38.3 -66.3 4 28.0 -48.1 240 50 832.0 832.3 328.1 836.5 0.43 49 10 30720 -46.3 -72.3 4 26.0 -53.1 235 33 846.7 846.8 328.4 849.0 0.22 50 9.2 31273 -47.1 -73.1 4 26.0 -53.9 864.1 864.2 328.7 866.4 0.21 51 8.5 31803 -42.1 -69.1 4 27.0 -51.5 903.4 903.7 329.6 908.0 0.41 52 7.5 32646 -44.5 -70.5 4 26.0 -53.2 926.6 926.8 330.0 931.0 0.38 TRP 280 9198 -50.9 -67.9 12 17.0 -51.2 255 112 319.9 319.9 288.7 319.9 0.01 WND 275 9315 -51.0 -68.0 12 17.0 -51.3 255 114 321.4 321.4 289.2 321.4 0.01 Sounding variables and indices 1000-500 mb thick: 5120.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 26.06 % Est. max temperature: -2.03 C = 28.35 F Sfc-Lift cond lev (LCL): 915.92 mb = 826.26 m = 2710.80 ft T: -12.59 C 700-500 lapse rate: 6.47 C/km ThetaE index: 0.43 C Layer 899.0- 880.0 mb Conv cond level (CCL): 676.50 mb = 3112.16 m = 10210.39 ft Mean mixing ratio: 1.17 g/kg Conv temperature: 10.74 C = 51.33 F Cap Strength: 13.70 C Lifted Index: 17.65 C Risk: None Lifted Index @300 mb: 33.59 C Lifted Index @700 mb: 11.87 C Showalter Index: 14.90 C Risk: None Total Totals Index: 32.00 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 12.00 C K Index: -29.30 Risk: None Sweat Index: 128.00 Risk: None Energy Index: 3.83 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.02 J/kg Max Up Vert Vel: 2.46 m/s Conv Inhibition (B-): 81162.02 J/kg Cap Strength: 17.65 C Lift Cond Lev (LCL): 870.09 mb = 1217.44 m = 3994.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 319 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 1008 88 360 5 -0.0 -5.0 | 133 29 -21.4 20.0 1 1000 150 360 9 -0.0 -9.0 | 127 27 -21.4 16.0 2 925 751 340 25 8.6 -23.5 | 97 13 -12.8 1.5 3 850 1395 330 33 16.5 -28.6 | 54 6 -4.9 -3.6 4 700 2859 290 40 37.6 -13.7 | 235 20 16.2 11.3 5 500 5270 275 62 61.8 -5.4 | 244 45 40.4 19.6 6 400 6820 260 85 83.7 14.8 | 237 74 62.3 39.8 7 300 8750 255 112 108.2 29.0 | 238 102 86.8 54.0 8 280 9198 255 112 108.2 29.0 | 238 102 86.8 54.0 9 275 9315 255 114 110.1 29.5 | 238 104 88.7 54.5 10 250 9930 260 108 106.4 18.8 | 243 96 85.0 43.8 11 200 11380 260 93 91.6 16.1 | 240 81 70.2 41.2 12 150 13260 245 95 86.1 40.1 | 225 92 64.7 65.2 13 100 15860 255 91 87.9 23.6 | 234 82 66.5 48.6 14 70 18100 250 85 79.9 29.1 | 227 80 58.5 54.1 15 50 20210 250 71 66.7 24.3 | 223 67 45.3 49.3 16 30 23440 235 68 55.7 39.0 | 208 73 34.3 64.0 17 20 26030 255 97 93.7 25.1 | 235 88 72.3 50.1 18 10 30720 235 33 27.0 18.9 | 187 44 5.6 43.9 Wind Parameters Mean winds (0-6000m): 289.5 at 43.9 knts Storm direction: 319.5 at 32.9 knts Shear (0-3000m) pos: 0.0 neg: 7.0 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 104.8 deg Storm rel helicity (0-3000m) pos: 5.0 neg: -113.7 tot: -108.7 m^2/s^2 ave: -36.2 10^-3 m/s^2 rel: -0.53 Storm rel vorticity (0-3000m) horiz: 10.2 stream: -5.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 202.34 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 ------------------------------------------------------------------------------- 500 350 14 121 22| 0.0 16.3 16.3| 0.0 -65.7 -65.7 -131.3 -0.64| 16.7-10.8 1000 342 20 112 16| 0.0 12.7 12.7| 0.0 -84.8 -84.8 -84.8 -0.62| 13.4 -8.3 1500 337 24 105 12| 0.0 10.3 10.3| 0.0 -93.3 -93.3 -62.2 -0.63| 11.6 -7.3 2000 330 27 103 8| 0.0 8.6 8.6| 0.0 -97.8 -97.8 -48.9 -0.64| 11.0 -7.1 2500 323 29 115 5| 0.0 7.5 7.5| 0.0-106.1-106.1 -42.5 -0.59| 10.7 -6.3 3000 316 31 178 3| 0.0 7.0 7.0| 5.0-113.7-108.7 -36.2 -0.53| 10.2 -5.4 4000 305 35 234 9| 0.0 6.5 6.5| 23.2-113.7 -90.4 -22.6 -0.41| 9.0 -3.7 5000 296 39 241 16| 0.0 6.2 6.2| 26.8-115.3 -88.5 -17.7 -0.35| 8.3 -2.9 6000 289 44 243 23| 0.0 6.4 6.4| 26.8-153.8-127.0 -21.2 -0.32| 8.4 -2.7 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251201.00.gif