UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 9 OCT 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 1013 105 3.0 -4.0 60 7.0 0.3 290 1 275.1 275.6 272.8 282.9 2.80 1 1006 162 9.2 0.2 53 9.0 5.1 303 2 281.9 282.5 278.0 292.7 3.85 2 1000 211 8.6 -2.4 46 11.0 3.9 315 3 281.8 282.3 277.0 290.8 3.20 3 968 479 6.4 -7.6 36 14.0 1.1 325 4 282.2 282.5 275.9 288.6 2.23 4 925 849 3.2 -9.8 38 13.0 -1.3 340 5 282.6 282.9 275.7 288.3 1.96 5 850 1527 -2.3 -12.3 46 10.0 -5.5 325 19 283.7 284.0 276.0 288.9 1.75 6 748 2524 -11.3 -17.3 61 6.0 -12.8 318 28 284.5 284.8 275.9 288.4 1.31 7 742 2586 -10.7 -16.7 61 6.0 -12.3 318 29 285.8 286.1 276.6 290.0 1.39 8 737 2638 -9.3 -15.3 62 6.0 -11.0 318 29 287.9 288.2 278.0 292.6 1.58 9 700 3035 -10.7 -22.7 37 12.0 -13.4 315 33 290.6 290.8 278.3 293.4 0.88 10 680 3257 -12.1 -25.1 33 13.0 -14.8 312 36 291.5 291.6 278.5 293.8 0.73 11 652 3578 -10.7 -29.7 19 19.0 -14.4 309 40 296.6 296.7 280.6 298.2 0.50 12 639 3732 -11.7 -34.7 13 23.0 -15.6 307 42 297.2 297.2 280.6 298.2 0.31 13 582 4441 -15.3 -34.3 18 19.0 -18.4 299 51 301.0 301.1 282.3 302.2 0.36 14 508 5462 -17.7 -42.7 9 25.0 -21.0 286 64 310.0 310.1 285.5 310.7 0.17 15 500 5580 -18.3 -43.3 9 25.0 -21.5 285 66 310.7 310.8 285.8 311.3 0.17 16 496 5640 -18.7 -43.7 9 25.0 -21.8 285 67 311.0 311.0 285.9 311.5 0.16 17 413 6988 -24.9 -40.9 21 16.0 -26.9 285 87 319.7 319.7 288.9 320.6 0.26 18 400 7220 -26.9 -41.9 23 15.0 -28.6 285 91 320.0 320.1 289.0 320.9 0.24 19 300 9230 -42.1 -49.1 46 7.0 -42.5 280 110 326.0 326.1 290.7 326.6 0.15 20 288 9505 -44.5 -50.5 51 6.0 -44.8 280 116 326.4 326.5 290.8 326.9 0.13 21 274 9840 -43.1 -49.1 52 6.0 -43.5 280 124 333.1 333.2 292.7 333.8 0.16 22 270 9939 -42.1 -48.1 52 6.0 -42.5 280 127 336.0 336.0 293.5 336.7 0.18 23 254 10353 -42.3 -49.3 46 7.0 -42.8 280 136 341.6 341.7 294.8 342.3 0.17 24 250 10460 -43.5 -50.5 46 7.0 -43.9 280 139 341.4 341.4 294.8 342.0 0.15 25 234 10901 -46.3 -54.3 40 8.0 -46.7 280 144 343.7 343.7 295.3 344.1 0.10 26 227 11101 -47.2 -55.6 38 8.4 -47.6 280 147 345.3 345.3 295.7 345.7 0.09 27 200 11930 -50.9 -60.9 30 10.0 -51.2 280 143 352.2 352.2 297.1 352.4 0.05 28 196 12062 -52.5 -63.5 25 11.0 -52.8 280 143 351.7 351.7 297.0 351.8 0.04 29 169 13009 -58.7 -69.7 23 11.0 -58.9 280 139 356.6 356.6 298.0 356.7 0.02 30 151 13718 -59.3 -70.3 23 11.0 -59.5 280 129 367.2 367.2 300.1 367.3 0.02 31 150 13760 -58.5 -69.5 23 11.0 -58.7 280 128 369.3 369.3 300.5 369.4 0.02 32 135 14420 -58.3 -70.3 20 12.0 -58.5 279 122 380.9 380.9 302.4 381.0 0.02 33 114 15475 -60.1 -72.1 19 12.0 -60.3 277 113 396.5 396.5 304.8 396.6 0.02 34 104 16041 -63.7 -75.7 18 12.0 -63.8 275 108 400.1 400.1 305.2 400.2 0.01 35 100 16280 -65.1 -77.1 18 12.0 -65.3 275 106 401.9 401.9 305.5 402.0 0.01 36 73 18218 -59.9 -72.9 17 13.0 -60.2 284 72 450.8 450.8 311.0 450.9 0.03 37 70 18480 -59.9 -72.9 17 13.0 -60.3 285 68 456.2 456.2 311.4 456.4 0.03 38 50 20580 -59.9 -73.9 14 14.0 -60.4 275 52 502.3 502.3 315.1 502.5 0.03 39 47 20970 -57.1 -71.1 15 14.0 -57.8 275 48 518.0 518.0 316.2 518.4 0.06 40 42 21678 -60.1 -74.1 14 14.0 -60.7 275 42 527.5 527.5 316.8 527.8 0.04 41 41 21830 -57.1 -72.1 13 15.0 -57.9 275 41 538.6 538.7 317.5 539.0 0.05 42 38 22311 -57.3 -72.3 13 15.0 -58.2 275 36 550.0 550.0 318.1 550.4 0.06 43 32 23413 -51.7 -67.7 13 16.0 -53.5 275 27 592.7 592.7 320.3 593.6 0.13 44 30 23830 -54.3 -70.3 12 16.0 -55.8 275 23 596.6 596.6 320.5 597.3 0.10 45 29 24049 -52.1 -68.1 13 16.0 -54.0 275 22 608.5 608.5 321.0 609.5 0.14 46 26 24751 -55.1 -72.1 10 17.0 -56.7 275 18 619.3 619.3 321.5 619.9 0.09 47 22 25826 -52.5 -69.5 11 17.0 -54.8 275 12 657.3 657.4 323.0 658.5 0.15 48 20 26440 -53.9 -71.9 9 18.0 -56.1 275 9 671.2 671.2 323.5 672.2 0.12 49 17 27483 -54.3 -72.3 9 18.0 -56.8 277 9 701.8 701.9 324.5 703.0 0.13 50 12 29745 -48.7 -68.7 8 20.0 -53.7 282 8 795.2 795.3 327.2 798.2 0.31 51 10 30950 -46.5 -68.5 6 22.0 -53.0 285 7 846.0 846.2 328.4 850.0 0.38 52 8.1 32344 -48.1 -70.1 6 22.0 -54.7 892.2 892.4 329.4 896.3 0.37 TRP 169 13009 -58.7 -69.7 23 11.0 -58.9 280 139 356.6 356.6 298.0 356.7 0.02 WND 227 11101 -47.2 -55.6 38 8.4 -47.6 280 147 345.3 345.3 295.7 345.7 0.09 Sounding variables and indices 1000-500 mb thick: 5369.00 m Freezing level: 881.36 mb = 1243.47 m = 4079.59 ft Wetbulb zero: 948.20 mb = 647.08 m = 2122.94 ft Precipitable water: 0.29 inches Sfc-500 mean rel hum: 33.19 % Est. max temperature: 11.44 C = 52.59 F Sfc-Lift cond lev (LCL): 908.65 mb = 992.03 m = 3254.65 ft T: 2.04 C 700-500 lapse rate: 2.99 C/km ThetaE index: 4.40 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 767.92 mb = 2319.09 m = 7608.47 ft Mean mixing ratio: 2.43 g/kg Conv temperature: 12.29 C = 54.13 F Cap Strength: 18.32 C Lifted Index: 18.71 C Risk: None Lifted Index @300 mb: 26.32 C Lifted Index @700 mb: 5.63 C Showalter Index: 18.77 C Risk: None Total Totals Index: 22.00 C Risk: None Vertical Totals Index: 16.00 C Cross Totals Index: 6.00 C K Index: -8.30 Risk: None Sweat Index: 104.00 Risk: None Energy Index: 4.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.55 J/kg Max Up Vert Vel: 3.89 m/s Conv Inhibition (B-): 61721.83 J/kg Cap Strength: 18.43 C Lift Cond Lev (LCL): 795.63 mb = 2042.65 m = 6701.54 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 329 at 27 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 1013 105 290 1 0.9 -0.3 | 151 26 -12.9 22.7 1 1000 211 315 3 2.1 -2.1 | 151 24 -11.7 21.0 2 925 849 340 5 1.7 -4.7 | 147 22 -12.1 18.4 3 850 1527 325 19 10.9 -15.6 | 159 8 -2.9 7.5 4 700 3035 315 33 23.3 -23.3 | 271 10 9.5 -0.2 5 500 5580 285 66 63.8 -17.1 | 263 50 50.0 6.0 6 400 7220 285 91 87.9 -23.6 | 270 74 74.1 -0.5 7 300 9230 280 110 108.3 -19.1 | 268 95 94.5 4.0 8 250 10460 280 139 136.9 -24.1 | 270 123 123.1 -1.0 9 227 11101 280 147 144.8 -25.5 | 271 131 131.0 -2.4 10 200 11930 280 143 140.8 -24.8 | 271 127 127.0 -1.7 11 169 13009 280 139 136.9 -24.1 | 270 123 123.1 -1.0 12 150 13760 280 128 126.1 -22.2 | 270 112 112.3 0.9 13 100 16280 275 106 105.6 -9.2 | 261 93 91.8 13.8 14 70 18480 285 68 65.7 -17.6 | 264 52 51.9 5.5 15 50 20580 275 52 51.8 -4.5 | 244 42 38.0 18.6 16 30 23830 275 23 22.9 -2.0 | 203 23 9.1 21.1 17 20 26440 275 9 9.0 -0.8 | 168 23 -4.8 22.3 18 10 30950 285 7 6.8 -1.8 | 162 22 -7.0 21.3 Wind Parameters Mean winds (0-6000m): 299.1 at 35.9 knts Storm direction: 329.1 at 26.9 knts Shear (0-3000m) pos: 1.6 neg: 4.2 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 122.4 deg Storm rel helicity (0-3000m) pos: 24.6 neg: -11.7 tot: 12.9 m^2/s^2 ave: 4.3 10^-3 m/s^2 rel: 0.33 Storm rel vorticity (0-3000m) horiz: 6.0 stream: 2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 142.93 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 ------------------------------------------------------------------------------- 500 322 3 150 24| 3.6 0.0 3.6| 1.3 -5.2 -3.9 -7.8 -0.17| 3.8 -0.7 1000 332 5 149 22| 4.9 0.0 4.9| 1.4 -11.7 -10.4 -10.4 -0.18| 5.2 -0.9 1500 328 8 150 19| 3.3 3.3 6.6| 9.0 -11.7 -2.7 -1.8 0.05| 6.8 0.3 2000 325 12 152 15| 2.5 3.7 6.2| 14.2 -11.7 2.5 1.2 0.19| 6.4 1.2 2500 323 15 157 12| 2.0 4.0 6.0| 19.7 -11.7 7.9 3.2 0.30| 6.1 1.9 3000 320 18 165 10| 1.6 4.2 5.8| 24.6 -11.7 12.9 4.3 0.33| 6.0 2.0 4000 315 23 201 7| 1.2 5.0 6.2| 27.0 -15.8 11.2 2.8 0.23| 6.5 1.5 5000 307 29 241 11| 1.0 5.4 6.4| 27.0 -56.4 -29.3 -5.9 0.11| 6.9 0.7 6000 299 36 252 18| 0.8 5.8 6.6| 64.8 -95.2 -30.4 -5.1 0.08| 7.2 0.6 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251009.12.gif