UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 2 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 93 -8.3 -15.3 57 7.0 -9.9 20 3 264.2 264.4 262.7 267.3 1.15 1 1004 132 -7.3 -15.3 53 8.0 -9.2 9 4 265.5 265.7 263.7 268.7 1.16 2 1000 163 -7.5 -15.5 53 8.0 -9.4 360 5 265.6 265.8 263.8 268.8 1.14 3 988 257 -7.7 -15.7 53 8.0 -9.6 353 7 266.4 266.6 264.3 269.5 1.14 4 925 764 -12.7 -23.7 39 11.0 -14.6 315 21 266.3 266.4 263.3 268.1 0.61 5 861 1306 -17.3 -28.3 38 11.0 -18.8 315 19 267.0 267.1 263.4 268.3 0.43 6 850 1402 -17.9 -28.9 38 11.0 -19.3 315 19 267.4 267.5 263.6 268.6 0.41 7 761 2221 -22.9 -32.9 40 10.0 -23.9 278 29 270.6 270.6 265.7 271.5 0.31 8 759 2240 -21.3 -32.3 36 11.0 -22.5 277 29 272.5 272.6 267.0 273.5 0.33 9 732 2506 -23.9 -36.9 29 13.0 -25.1 265 32 272.5 272.5 266.8 273.2 0.22 10 726 2566 -23.1 -36.1 29 13.0 -24.4 262 33 274.0 274.1 267.9 274.8 0.24 11 702 2811 -24.7 -39.7 24 15.0 -25.9 251 36 274.9 274.9 268.3 275.5 0.17 12 700 2832 -25.1 -40.1 23 15.0 -26.3 250 36 274.7 274.7 268.1 275.2 0.17 13 643 3443 -28.7 -35.7 51 7.0 -29.3 250 43 277.4 277.4 270.1 278.2 0.28 14 604 3887 -32.1 -41.1 40 9.0 -32.7 250 48 278.4 278.5 270.5 279.0 0.17 15 598 3957 -31.5 -40.5 41 9.0 -32.1 250 49 279.9 280.0 271.5 280.5 0.19 16 565 4357 -32.5 -44.5 29 12.0 -33.2 250 54 283.3 283.4 273.3 283.8 0.13 17 510 5073 -35.7 -51.7 18 16.0 -36.4 250 62 287.9 287.9 275.7 288.1 0.06 18 500 5210 -35.5 -51.5 18 16.0 -36.2 250 64 289.8 289.8 276.6 290.0 0.07 19 479 5510 -34.9 -51.9 16 17.0 -35.7 250 72 294.1 294.1 278.7 294.3 0.07 20 447 5993 -35.9 -53.9 14 18.0 -36.7 250 86 298.7 298.7 280.8 298.9 0.06 21 443 6056 -36.3 -54.3 14 18.0 -37.1 250 88 299.0 299.0 281.0 299.1 0.05 22 400 6760 -40.5 -59.5 11 19.0 -41.1 250 108 302.4 302.4 282.4 302.5 0.03 23 392 6898 -40.9 -59.9 11 19.0 -41.5 250 109 303.6 303.6 282.9 303.7 0.03 24 327 8104 -51.5 -68.5 11 17.0 -51.7 246 114 305.1 305.1 283.5 305.2 0.01 25 302 8617 -53.9 -69.9 12 16.0 -54.1 245 116 308.8 308.8 284.9 308.8 0.01 26 300 8660 -54.1 -70.1 12 16.0 -54.3 245 116 309.1 309.1 285.0 309.1 0.01 27 293 8811 -53.8 -69.4 13 15.7 -53.9 245 118 311.7 311.7 285.9 311.7 0.01 28 280 9102 -53.1 -68.1 15 15.0 -53.3 245 115 316.7 316.7 287.7 316.7 0.01 29 250 9830 -52.7 -67.7 15 15.0 -52.9 245 106 327.7 327.7 291.1 327.8 0.02 30 210 10954 -52.1 -68.1 13 16.0 -52.4 253 93 345.4 345.4 295.6 345.5 0.02 31 200 11270 -50.5 -66.5 13 16.0 -50.9 255 89 352.8 352.8 297.3 352.9 0.02 32 185 11780 -48.5 -65.5 12 17.0 -49.0 254 88 364.0 364.0 299.5 364.1 0.03 33 150 13150 -51.1 -69.1 10 18.0 -51.6 250 85 382.0 382.0 302.6 382.1 0.02 34 100 15750 -58.3 -77.3 7 19.0 -58.6 255 81 415.1 415.1 307.2 415.1 0.01 35 75 17564 -55.9 -75.9 6 20.0 -56.5 243 91 455.7 455.7 311.4 455.8 0.02 36 70 18000 -57.5 -77.5 6 20.0 -58.0 240 93 461.4 461.4 311.9 461.5 0.01 37 62 18766 -57.7 -77.7 6 20.0 -58.3 240 87 477.2 477.2 313.2 477.3 0.02 38 55 19526 -55.7 -75.7 7 20.0 -56.5 240 80 498.4 498.5 314.8 498.6 0.02 39 55 19526 -52.5 -73.5 6 21.0 -53.7 240 80 505.8 505.8 315.4 506.0 0.03 40 50 20140 -54.1 -74.1 7 20.0 -55.2 240 75 516.0 516.0 316.1 516.2 0.03 41 43 21097 -57.9 -77.9 6 20.0 -58.7 243 76 529.4 529.4 316.9 529.5 0.02 42 30 23410 -49.1 -72.1 5 23.0 -51.8 250 79 610.8 610.8 321.1 611.4 0.08 43 26 24359 -44.5 -68.5 5 24.0 -48.8 248 78 649.4 649.4 322.7 650.5 0.15 44 25 24620 -46.9 -70.9 5 24.0 -50.5 248 77 649.8 649.8 322.7 650.7 0.11 45 20 26100 -46.7 -71.7 4 25.0 -51.1 245 75 693.2 693.3 324.3 694.3 0.12 46 18 26807 -42.7 -68.7 4 26.0 -48.8 241 73 727.1 727.1 325.3 728.9 0.20 47 14 28481 -50.1 -75.1 4 25.0 -54.4 232 68 756.2 756.2 326.1 757.1 0.10 48 13 28968 -47.9 -73.9 3 26.0 -53.2 229 67 780.0 780.0 326.8 781.2 0.13 49 11 30064 -51.5 -75.5 4 24.0 -55.9 223 64 805.1 805.1 327.4 806.3 0.12 50 10 30690 -46.9 -72.9 4 26.0 -53.5 220 62 844.5 844.6 328.3 846.6 0.20 51 9.0 31398 -40.7 -67.7 4 27.0 -50.5 894.2 894.4 329.4 899.4 0.47 52 8.2 32024 -46.3 -72.3 4 26.0 -53.9 896.2 896.3 329.4 899.1 0.27 53 7.5 32622 -42.3 -69.3 4 27.0 -52.2 935.5 935.8 330.2 940.8 0.45 TRP 302 8617 -53.9 -69.9 12 16.0 -54.1 245 116 308.8 308.8 284.9 308.8 0.01 WND 293 8811 -53.8 -69.4 13 15.7 -53.9 245 118 311.7 311.7 285.9 311.7 0.01 Sounding variables and indices 1000-500 mb thick: 5047.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 36.07 % Est. max temperature: -5.36 C = 22.35 F Sfc-Lift cond lev (LCL): 902.00 mb = 954.29 m = 3130.83 ft T: -14.32 C 700-500 lapse rate: 4.37 C/km ThetaE index: 1.45 C Layer 925.0- 861.0 mb Conv cond level (CCL): 786.90 mb = 1972.90 m = 6472.70 ft Mean mixing ratio: 0.88 g/kg Conv temperature: -2.83 C = 26.90 F Cap Strength: 16.02 C Lifted Index: 17.45 C Risk: None Lifted Index @300 mb: 28.61 C Lifted Index @700 mb: 6.46 C Showalter Index: 17.51 C Risk: None Total Totals Index: 24.20 C Risk: None Vertical Totals Index: 17.60 C Cross Totals Index: 6.60 C K Index: -26.30 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 4.45 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.38 J/kg Max Up Vert Vel: 2.60 m/s Conv Inhibition (B-): 82711.82 J/kg Cap Strength: 16.06 C Lift Cond Lev (LCL): 829.57 mb = 1582.08 m = 5190.49 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 at 31 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 93 20 3 -1.0 -2.8 | 102 31 -30.7 6.6 1 1000 163 360 5 -0.0 -5.0 | 98 30 -29.7 4.4 2 925 764 315 21 14.8 -14.8 | 70 16 -14.8 -5.5 3 850 1402 315 19 13.4 -13.4 | 76 17 -16.2 -4.0 4 700 2832 250 36 33.8 12.3 | 191 22 4.1 21.7 5 500 5210 250 64 60.1 21.9 | 224 44 30.5 31.3 6 400 6760 250 108 101.5 36.9 | 237 85 71.8 46.3 7 302 8617 245 116 105.1 49.0 | 232 95 75.5 58.4 8 300 8660 245 116 105.1 49.0 | 232 95 75.5 58.4 9 293 8811 245 118 106.9 49.9 | 233 97 77.3 59.3 10 250 9830 245 106 96.1 44.8 | 231 86 66.4 54.2 11 200 11270 255 89 86.0 23.0 | 240 65 56.3 32.4 12 150 13150 250 85 79.9 29.1 | 233 63 50.2 38.5 13 100 15750 255 81 78.2 21.0 | 238 57 48.6 30.4 14 70 18000 240 93 80.5 46.5 | 222 76 50.9 55.9 15 50 20140 240 75 65.0 37.5 | 217 59 35.3 46.9 16 30 23410 250 79 74.2 27.0 | 231 58 44.6 36.4 17 20 26100 245 75 68.0 31.7 | 223 56 38.3 41.1 18 10 30690 220 62 39.9 47.5 | 190 58 10.2 56.9 Wind Parameters Mean winds (0-6000m): 257.6 at 41.5 knts Storm direction: 287.6 at 31.1 knts Shear (0-3000m) pos: 0.0 neg: 7.0 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 95.1 deg Storm rel helicity (0-3000m) pos: 43.2 neg: -96.8 tot: -53.6 m^2/s^2 ave: -17.9 10^-3 m/s^2 rel: 0.04 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 0.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 220.74 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 ------------------------------------------------------------------------------- 500 337 10 91 26| 0.0 15.2 15.2| 0.0 -82.7 -82.7 -165.3 -0.74| 15.9-11.8 1000 320 15 84 20| 0.0 9.7 9.7| 3.6 -95.1 -91.5 -91.5 -0.58| 11.6 -6.8 1500 317 16 82 19| 0.0 7.1 7.1| 7.3 -95.6 -88.3 -58.9 -0.46| 9.3 -4.3 2000 309 18 82 16| 0.0 7.1 7.1| 17.3 -95.6 -78.3 -39.2 -0.17| 9.9 -1.6 2500 296 21 91 11| 0.0 7.1 7.1| 28.7 -95.6 -66.9 -26.8 0.00| 10.7 0.0 3000 283 23 121 8| 0.0 7.0 7.0| 43.2 -96.8 -53.6 -17.9 0.04| 10.6 0.4 4000 269 29 174 10| 0.0 6.8 6.8|102.3 -96.8 5.5 1.4 0.14| 9.5 1.3 5000 261 35 198 15| 0.0 6.6 6.6|161.4 -96.8 64.7 12.9 0.19| 8.8 1.7 6000 258 42 211 21| 0.0 7.8 7.8|294.3 -96.8 197.5 32.9 0.23| 9.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251202.00.gif