UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101612.upa.cvt Date: 1200Z 16 OCT 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 16 OCT 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 1020 87 2.4 -2.3 71 4.7 0.5 45 3 274.0 274.5 272.7 282.6 3.16 1 1002 231 3.2 -2.8 65 6.0 0.8 27 10 276.2 276.7 273.9 284.8 3.10 2 1000 247 3.0 -3.0 65 6.0 0.6 25 11 276.1 276.7 273.8 284.6 3.06 3 925 874 0.0 -6.0 64 6.0 -2.2 360 31 279.3 279.8 274.9 286.7 2.64 4 908 1022 -0.7 -6.7 64 6.0 -2.9 4 27 280.1 280.5 275.2 287.3 2.54 5 857 1486 1.4 -3.6 69 5.0 -0.7 18 17 286.9 287.5 279.9 296.8 3.42 6 850 1552 1.0 -5.0 64 6.0 -1.4 20 15 287.2 287.7 279.6 296.2 3.10 7 845 1599 1.0 -5.0 64 6.0 -1.4 17 15 287.7 288.2 279.8 296.7 3.12 8 837 1676 1.8 -4.2 64 6.0 -0.7 13 16 289.3 289.9 280.9 299.0 3.34 9 835 1695 2.2 -4.8 60 7.0 -0.7 12 16 289.9 290.5 281.0 299.3 3.20 10 816 1881 2.0 -8.0 47 10.0 -1.9 2 18 291.6 292.1 281.0 299.2 2.56 11 798 2061 3.2 -17.8 20 21.0 -3.4 352 19 294.8 295.0 280.7 298.5 1.18 12 787 2174 3.8 -19.2 17 23.0 -3.3 346 20 296.6 296.8 281.3 300.0 1.06 13 717 2925 0.0 -19.0 22 19.0 -5.8 306 26 300.4 300.6 283.1 304.2 1.19 14 700 3116 -1.7 -19.7 24 18.0 -7.1 295 27 300.6 300.8 283.1 304.3 1.14 15 605 4257 -10.5 -22.5 37 12.0 -13.5 306 32 303.2 303.4 284.0 306.6 1.04 16 597 4359 -11.1 -22.1 40 11.0 -13.9 307 32 303.7 303.9 284.3 307.3 1.09 17 512 5523 -17.9 -41.9 10 24.0 -21.1 318 37 309.1 309.1 285.2 309.8 0.19 18 508 5582 -18.5 -42.5 10 24.0 -21.5 319 37 309.1 309.1 285.2 309.7 0.18 19 500 5700 -19.7 -43.7 10 24.0 -22.5 320 38 309.0 309.1 285.2 309.6 0.16 20 452 6438 -26.5 -46.5 13 20.0 -28.3 320 47 309.5 309.6 285.3 310.0 0.13 21 400 7310 -31.5 -50.5 14 19.0 -32.9 320 58 314.0 314.1 286.9 314.4 0.09 22 328 8688 -39.9 -57.9 13 18.0 -40.6 317 70 320.8 320.8 289.0 321.0 0.05 23 304 9201 -43.9 -59.9 15 16.0 -44.5 315 74 322.3 322.3 289.5 322.4 0.04 24 300 9290 -44.3 -60.3 15 16.0 -44.8 315 75 322.9 322.9 289.7 323.1 0.04 25 250 10500 -47.9 -62.9 16 15.0 -48.3 300 73 334.9 334.9 293.0 335.0 0.03 26 247 10580 -48.1 -63.1 16 15.0 -48.5 298 76 335.7 335.7 293.3 335.8 0.03 27 238 10823 -51.9 -66.9 15 15.0 -52.2 290 85 333.6 333.6 292.7 333.6 0.02 28 200 11960 -49.5 -64.5 16 15.0 -50.0 275 103 354.4 354.4 297.6 354.5 0.03 29 198 12026 -48.9 -63.9 16 15.0 -49.4 275 103 356.4 356.4 298.0 356.5 0.04 30 176 12794 -49.7 -64.7 16 15.0 -50.2 275 99 367.3 367.3 300.1 367.4 0.04 31 152 13736 -56.1 -72.1 12 16.0 -56.4 275 93 372.0 372.0 300.9 372.1 0.01 32 150 13820 -56.1 -72.1 12 16.0 -56.4 275 93 373.4 373.4 301.2 373.5 0.02 33 138 14351 -55.5 -71.5 12 16.0 -55.8 275 99 383.5 383.5 302.8 383.6 0.02 34 122 15134 -57.6 -73.6 11 16.0 -57.9 275 108 393.3 393.3 304.3 393.4 0.01 35 100 16380 -61.1 -77.1 10 16.0 -61.3 280 83 409.7 409.7 306.5 409.7 0.01 36 94 16761 -63.9 -79.9 10 16.0 -64.1 277 80 411.5 411.5 306.7 411.5 0.01 37 89 17098 -61.5 -77.5 10 16.0 -61.7 273 77 422.8 422.8 308.0 422.8 0.01 38 79 17830 -64.9 -80.9 9 16.0 -65.1 267 72 430.4 430.4 308.9 430.4 0.01 39 70 18570 -62.9 -78.9 10 16.0 -63.1 260 66 449.8 449.8 310.8 449.9 0.01 40 58 19749 -56.5 -73.5 10 17.0 -57.2 257 45 489.1 489.1 314.2 489.3 0.03 41 50 20690 -57.9 -74.9 10 17.0 -58.6 255 29 507.0 507.0 315.5 507.2 0.03 42 46 21216 -58.7 -75.7 9 17.0 -59.4 257 29 517.3 517.4 316.1 517.5 0.03 43 39 22263 -55.5 -73.5 9 18.0 -56.6 260 28 550.4 550.5 318.1 550.8 0.05 44 31 23722 -57.7 -75.7 8 18.0 -58.7 264 27 581.9 581.9 319.8 582.2 0.04 45 30 23930 -55.5 -73.5 9 18.0 -56.9 265 27 593.3 593.4 320.3 593.8 0.06 46 23 25622 -54.3 -73.3 8 19.0 -56.3 255 17 643.7 643.7 322.4 644.4 0.08 47 20 26510 -56.7 -74.7 9 18.0 -58.4 250 11 662.6 662.6 323.2 663.2 0.08 48 19 26835 -57.5 -76.5 7 19.0 -59.2 669.9 669.9 323.4 670.4 0.06 49 17 27542 -54.3 -73.3 8 19.0 -56.8 701.8 701.9 324.5 702.8 0.11 50 11 30319 -56.5 -75.5 7 19.0 -59.3 786.9 787.0 327.0 788.1 0.12 51 10 30931 -51.1 -71.1 7 20.0 -55.8 828.8 828.9 328.0 831.5 0.26 TRP 238 10823 -51.9 -66.9 15 15.0 -52.2 290 85 333.6 333.6 292.7 333.6 0.02 WND 122 15134 -57.6 -73.6 11 16.0 -57.9 275 108 393.3 393.3 304.3 393.4 0.01 Sounding variables and indices 1000-500 mb thick: 5453.00 m Freezing level: 925.00 mb = 874.00 m = 2867.42 ft Freezing level: 891.00 mb = 1176.94 m = 3861.30 ft Freezing level: 717.00 mb = 2924.53 m = 9594.79 ft Wetbulb zero: 983.24 mb = 382.93 m = 1256.30 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 37.44 % Est. max temperature: 13.61 C = 56.49 F Sfc-Lift cond lev (LCL): 948.23 mb = 674.55 m = 2213.06 ft T: 0.95 C 700-500 lapse rate: 6.97 C/km ThetaE index: 0.82 C Layer 816.0- 787.0 mb Conv cond level (CCL): 607.50 mb = 4224.79 m = 13860.70 ft Mean mixing ratio: 2.89 g/kg Conv temperature: 31.75 C = 89.15 F Cap Strength: 20.34 C Lifted Index: 20.07 C Risk: None Lifted Index @300 mb: 26.64 C Lifted Index @700 mb: 17.09 C Showalter Index: 11.98 C Risk: None Total Totals Index: 35.40 C Risk: None Vertical Totals Index: 20.70 C Cross Totals Index: 14.70 C K Index: -2.30 Risk: None Sweat Index: 68.00 Risk: None Energy Index: 2.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.16 J/kg Max Up Vert Vel: 4.93 m/s Conv Inhibition (B-): 66502.59 J/kg Cap Strength: 20.28 C Lift Cond Lev (LCL): 883.97 mb = 1237.47 m = 4059.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 20 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 1020 87 45 3 -2.1 -2.1 | 166 19 -4.6 18.1 1 1000 247 25 11 -4.6 -10.0 | 145 13 -7.2 10.3 2 925 874 360 31 -0.0 -31.0 | 13 11 -2.5 -10.8 3 850 1552 20 15 -5.1 -14.1 | 129 10 -7.6 6.1 4 700 3116 295 27 24.5 -11.4 | 248 24 22.0 8.8 5 500 5700 320 38 24.4 -29.1 | 292 24 21.9 -8.9 6 400 7310 320 58 37.3 -44.4 | 305 42 34.8 -24.2 7 300 9290 315 75 53.0 -53.0 | 303 60 50.5 -32.8 8 250 10500 300 73 63.2 -36.5 | 285 63 60.7 -16.3 9 238 10823 290 85 79.9 -29.1 | 277 78 77.4 -8.8 10 200 11960 275 103 102.6 -9.0 | 264 101 100.1 11.3 11 150 13820 275 93 92.6 -8.1 | 262 91 90.1 12.1 12 122 15134 275 108 107.6 -9.4 | 264 106 105.1 10.8 13 100 16380 280 83 81.7 -14.4 | 266 79 79.2 5.8 14 70 18570 260 66 65.0 11.5 | 243 70 62.5 31.7 15 50 20690 255 29 28.0 7.5 | 223 38 25.5 27.7 16 30 23930 265 27 26.9 2.4 | 227 33 24.4 22.6 17 20 26510 250 11 10.3 3.8 | 198 25 7.8 24.0 Wind Parameters Mean winds (0-6000m): 322.9 at 27.2 knts Storm direction: 352.9 at 20.4 knts Shear (0-3000m) pos: 2.0 neg: 6.0 tot: 8.0 10-3/s Storm rel Dir Shear (0-3000m): 83.3 deg Storm rel helicity (0-3000m) pos: 36.9 neg: -84.5 tot: -47.6 m^2/s^2 ave: -15.9 10^-3 m/s^2 rel: -0.09 Storm rel vorticity (0-3000m) horiz: 13.7 stream: -1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.18 Bulk Shear: 66.67 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 18 13 138 10| 0.0 20.0 20.0| 0.0 -46.5 -46.5 -93.0 -0.78| 20.6-16.1 1000 7 20 91 5| 0.0 12.2 12.2| 11.0 -66.0 -55.0 -55.0 -0.56| 18.4-10.4 1500 8 20 91 5| 3.9 8.1 12.1| 33.3 -66.0 -32.7 -21.8 -0.19| 16.3 -3.1 2000 7 20 100 5| 2.9 7.4 10.4| 35.1 -66.3 -31.2 -15.6 -0.11| 14.6 -1.6 2500 359 20 100 2| 2.4 6.7 9.1| 36.9 -66.9 -30.0 -12.0 -0.06| 13.9 -0.8 3000 348 21 268 2| 2.0 6.0 8.0| 36.9 -84.5 -47.6 -15.9 -0.09| 13.7 -1.3 4000 331 23 267 8| 0.7 4.5 5.2| 73.9 -84.5 -10.6 -2.7 -0.02| 11.1 -0.2 5000 324 25 270 12| 0.1 3.6 3.8|117.3 -84.5 32.8 6.6 0.06| 9.6 0.6 6000 323 27 276 14| 0.8 3.0 3.8|159.9 -84.5 75.4 12.6 0.12| 8.8 1.0 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251016.12.gif