UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121112.upa.cvt Date: 1200Z 11 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 11 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 1018 88 -12.9 -24.9 36 12.0 -14.7 340 9 258.9 259.0 257.3 260.3 0.50 1 1000 224 -14.5 -26.5 35 12.0 -16.2 335 19 258.6 258.7 257.0 259.9 0.44 2 925 809 -19.7 -29.7 41 10.0 -20.8 330 33 259.2 259.2 257.2 260.2 0.35 3 864 1311 -23.3 -32.3 43 9.0 -24.2 338 33 260.5 260.6 258.2 261.4 0.29 4 850 1430 -23.9 -32.9 43 9.0 -24.7 340 33 261.1 261.2 258.6 261.9 0.28 5 830 1604 -24.9 -32.9 47 8.0 -25.6 339 34 261.8 261.9 259.2 262.7 0.29 6 746 2381 -24.1 -36.1 32 12.0 -25.2 333 40 270.8 270.9 265.7 271.5 0.23 7 700 2843 -26.7 -40.7 25 14.0 -27.8 330 44 272.9 272.9 267.0 273.4 0.16 8 500 5200 -40.1 -55.1 19 15.0 -40.6 310 50 284.1 284.2 273.6 284.3 0.04 9 400 6700 -48.7 -63.7 16 15.0 -49.0 310 60 291.7 291.7 277.5 291.8 0.02 10 360 7388 -52.1 -66.1 17 14.0 -52.3 300 64 296.1 296.1 279.6 296.1 0.01 11 327 8016 -49.5 -64.5 16 15.0 -49.8 300 69 307.9 307.9 284.5 308.0 0.02 12 300 8580 -50.1 -65.1 15 15.0 -50.4 300 73 314.7 314.7 287.0 314.8 0.02 13 279 9052 -50.5 -65.5 15 15.0 -50.8 294 79 320.8 320.8 289.0 320.8 0.02 14 250 9770 -48.3 -64.3 14 16.0 -48.7 285 87 334.3 334.3 292.9 334.4 0.03 15 248 9823 -47.7 -63.7 14 16.0 -48.1 285 87 335.9 335.9 293.3 336.0 0.03 16 210 10906 -52.1 -69.1 11 17.0 -52.4 285 93 345.4 345.4 295.6 345.5 0.02 17 203 11124 -52.5 -69.5 11 17.0 -52.8 285 94 348.1 348.1 296.3 348.2 0.02 18 200 11220 -52.5 -69.5 11 17.0 -52.8 285 95 349.6 349.6 296.5 349.7 0.02 19 194 11417 -51.7 -68.7 11 17.0 -52.1 284 95 354.0 354.0 297.5 354.1 0.02 20 191 11519 -48.3 -66.3 11 18.0 -48.8 284 95 361.0 361.0 298.9 361.1 0.03 21 150 13100 -50.9 -69.9 9 19.0 -51.4 280 97 382.4 382.4 302.6 382.5 0.02 22 134 13835 -51.8 -71.3 8 19.5 -52.3 280 101 393.4 393.4 304.3 393.4 0.02 23 122 14445 -52.5 -72.5 7 20.0 -53.1 280 97 402.7 402.7 305.6 402.8 0.02 24 104 15491 -47.5 -68.5 7 21.0 -48.6 280 89 431.1 431.1 309.0 431.3 0.04 25 100 15750 -48.5 -69.5 7 21.0 -49.5 280 87 434.0 434.0 309.3 434.2 0.03 26 95 16086 -49.9 -70.9 7 21.0 -50.8 276 84 437.7 437.7 309.7 437.8 0.03 27 86 16740 -46.3 -68.3 6 22.0 -47.7 269 79 457.6 457.6 311.6 457.8 0.05 28 70 18110 -44.7 -67.7 6 23.0 -46.7 255 69 488.8 488.8 314.1 489.1 0.06 29 66 18501 -44.9 -67.9 6 23.0 -47.0 253 64 496.6 496.6 314.7 497.0 0.06 30 56 19578 -51.1 -73.1 6 22.0 -52.4 248 51 506.4 506.4 315.4 506.6 0.03 31 53 19938 -46.9 -69.9 6 23.0 -49.0 247 47 524.1 524.2 316.6 524.5 0.06 32 50 20320 -49.1 -72.1 5 23.0 -50.9 245 42 527.8 527.8 316.8 528.1 0.05 33 45 21006 -53.7 -75.7 5 22.0 -54.9 248 42 532.7 532.8 317.1 532.9 0.03 34 30 23640 -50.1 -74.1 4 24.0 -52.5 260 42 608.1 608.1 321.0 608.5 0.06 35 28 24090 -49.7 -73.7 4 24.0 -52.4 264 39 621.3 621.3 321.6 621.8 0.06 36 23 25362 -54.3 -77.3 4 23.0 -56.3 276 31 643.7 643.7 322.4 644.1 0.04 37 20 26260 -52.9 -76.9 4 24.0 -55.5 285 25 674.3 674.3 323.6 674.7 0.05 38 19 26592 -52.3 -76.3 4 24.0 -55.2 279 24 686.1 686.1 324.0 686.6 0.06 39 13 28998 -61.5 -83.5 4 22.0 -63.1 232 15 732.9 732.9 325.4 733.1 0.03 40 10 30660 -52.5 -76.5 4 24.0 -56.9 200 9 823.6 823.6 327.8 824.7 0.12 41 10 30660 -53.3 -77.3 4 24.0 -57.4 200 9 820.6 820.6 327.8 821.6 0.10 42 9.2 31204 -47.3 -72.3 4 25.0 -53.9 863.3 863.5 328.7 865.9 0.24 43 8.5 31727 -47.7 -72.7 4 25.0 -54.5 881.5 881.7 329.1 884.2 0.24 TRP 360 7388 -52.1 -66.1 17 14.0 -52.3 300 64 296.1 296.1 279.6 296.1 0.01 WND 134 13835 -51.8 -71.3 8 19.5 -52.3 280 101 393.4 393.4 304.3 393.4 0.02 Sounding variables and indices 1000-500 mb thick: 4976.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 30.58 % Est. max temperature: -11.39 C = 11.50 F Sfc-Lift cond lev (LCL): 837.42 mb = 1538.70 m = 5048.17 ft T: -24.53 C 700-500 lapse rate: 5.69 C/km ThetaE index: 0.44 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 601.37 mb = 3906.89 m = 12817.72 ft Mean mixing ratio: 0.40 g/kg Conv temperature: 6.31 C = 43.35 F Cap Strength: 12.13 C Lifted Index: 19.82 C Risk: None Lifted Index @300 mb: 38.77 C Lifted Index @700 mb: 12.13 C Showalter Index: 18.30 C Risk: None Total Totals Index: 23.40 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 7.20 C K Index: -30.70 Risk: None Sweat Index: 116.00 Risk: None Energy Index: 4.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.77 J/kg Max Up Vert Vel: 1.24 m/s Conv Inhibition (B-): 72463.39 J/kg Cap Strength: 19.55 C Lift Cond Lev (LCL): 806.58 mb = 1812.11 m = 5945.16 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 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 1018 88 340 9 3.1 -8.5 | 178 23 -0.8 22.7 1 1000 224 335 19 8.0 -17.2 | 196 15 4.1 13.9 2 925 809 330 33 16.5 -28.6 | 258 13 12.6 2.6 3 850 1430 340 33 11.3 -31.0 | 269 7 7.4 0.1 4 700 2843 330 44 22.0 -38.1 | 291 19 18.1 -7.0 5 500 5200 310 50 38.3 -32.1 | 272 34 34.4 -1.0 6 400 6700 310 60 46.0 -38.6 | 280 43 42.1 -7.4 7 360 7388 300 64 55.4 -32.0 | 271 52 51.5 -0.9 8 300 8580 300 73 63.2 -36.5 | 275 60 59.3 -5.4 9 250 9770 285 87 84.0 -22.5 | 264 81 80.1 8.6 10 200 11220 285 95 91.8 -24.6 | 266 88 87.9 6.6 11 150 13100 280 97 95.5 -16.8 | 261 93 91.6 14.3 12 134 13835 280 101 99.5 -17.5 | 262 97 95.6 13.6 13 100 15750 280 87 85.7 -15.1 | 259 83 81.8 16.0 14 70 18110 255 69 66.6 17.9 | 232 80 62.7 49.0 15 50 20320 245 42 38.1 17.7 | 215 60 34.2 48.9 16 30 23640 260 42 41.4 7.3 | 224 54 37.5 38.4 17 20 26260 285 25 24.1 -6.5 | 219 32 20.2 24.7 18 10 30660 200 9 3.1 8.5 | 179 40 -0.8 39.6 Wind Parameters Mean winds (0-6000m): 322.9 at 41.9 knts Storm direction: 352.9 at 31.4 knts Shear (0-3000m) pos: 1.3 neg: 5.2 tot: 6.5 10-3/s Storm rel Dir Shear (0-3000m): 110.7 deg Storm rel helicity (0-3000m) pos: 86.1 neg: -4.3 tot: 81.8 m^2/s^2 ave: 27.3 10^-3 m/s^2 rel: 0.55 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.01 Bulk Shear: 62.72 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 ------------------------------------------------------------------------------- 500 334 21 203 14| 0.0 19.4 19.4| 53.4 0.0 53.4 106.9 0.73| 19.5 14.3 1000 332 26 227 11| 2.8 9.7 12.5| 71.9 0.0 71.9 71.9 0.75| 13.6 10.2 1500 334 29 238 10| 2.6 6.5 9.0| 76.1 0.0 76.1 50.7 0.71| 10.5 7.4 2000 335 31 249 10| 1.9 5.9 7.9| 81.3 0.0 81.3 40.6 0.67| 9.0 6.1 2500 335 32 260 10| 1.5 5.6 7.2| 85.1 0.0 85.1 34.0 0.62| 8.2 5.1 3000 334 34 268 11| 1.3 5.2 6.5| 86.1 -4.3 81.8 27.3 0.55| 7.5 4.1 4000 331 37 275 14| 1.0 4.5 5.4| 86.1 -27.4 58.7 14.7 0.40| 6.6 2.6 5000 326 40 276 18| 0.8 4.0 4.8| 86.1 -59.3 26.7 5.3 0.28| 6.0 1.7 6000 323 42 276 21| 0.6 3.9 4.5|119.1 -63.1 56.0 9.3 0.30| 5.6 1.7 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251211.12.gif