UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 13 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 1011 104 4.2 -6.8 45 11.0 0.2 45 1 276.5 276.9 272.8 282.8 2.27 1 1000 193 5.6 -8.4 36 14.0 0.6 50 5 278.8 279.1 273.8 284.5 2.02 2 998 209 5.8 -8.2 36 14.0 0.7 46 5 279.1 279.5 274.0 285.0 2.06 3 970 441 4.2 -12.8 28 17.0 -1.3 351 5 279.8 280.0 273.5 284.0 1.47 4 925 826 2.0 -4.0 64 6.0 -0.4 260 5 281.4 281.9 276.7 290.0 3.07 5 879 1233 0.8 -5.2 64 6.0 -1.6 260 11 284.2 284.8 278.0 292.7 2.95 6 850 1500 -0.9 -9.9 50 9.0 -4.0 260 15 285.2 285.6 277.3 291.4 2.12 7 836 1633 -0.9 -13.9 37 13.0 -5.0 262 16 286.6 286.8 277.3 291.2 1.56 8 830 1691 -1.5 -14.5 36 13.0 -5.5 263 16 286.5 286.8 277.2 291.0 1.50 9 795 2033 -3.9 -8.0 73 4.1 -5.4 269 19 287.5 288.0 279.1 295.2 2.63 10 788 2103 -2.3 -5.7 77 3.4 -3.6 270 20 289.9 290.5 281.0 299.2 3.17 11 774 2246 -3.3 -5.9 82 2.6 -4.3 272 21 290.4 290.9 281.2 299.7 3.18 12 736 2645 -3.5 -9.5 63 6.0 -5.7 279 24 294.4 294.8 282.1 302.0 2.52 13 721 2808 -5.1 -15.1 45 10.0 -8.2 281 25 294.3 294.6 281.1 299.4 1.64 14 700 3040 -6.5 -18.5 38 12.0 -9.9 285 27 295.3 295.5 281.0 299.2 1.27 15 661 3486 -9.1 -27.1 22 18.0 -13.0 284 31 297.2 297.4 281.0 299.3 0.63 16 625 3917 -12.5 -29.5 23 17.0 -15.7 283 35 298.2 298.2 281.3 299.9 0.53 17 500 5590 -22.5 -34.5 33 12.0 -24.2 280 52 305.6 305.7 284.2 307.0 0.41 18 423 6795 -29.5 -39.5 37 10.0 -30.6 280 65 311.6 311.7 286.3 312.7 0.29 19 400 7190 -32.1 -41.1 40 9.0 -33.0 280 69 313.3 313.3 286.8 314.2 0.26 20 382 7514 -34.5 -43.5 40 9.0 -35.3 278 72 314.3 314.3 287.1 315.0 0.21 21 300 9160 -46.9 -56.9 31 10.0 -47.2 270 87 319.3 319.3 288.6 319.5 0.06 22 294 9294 -47.7 -57.7 31 10.0 -48.0 270 91 320.0 320.0 288.8 320.2 0.05 23 265 9983 -45.7 -55.7 31 10.0 -46.1 267 101 332.5 332.6 292.5 332.8 0.08 24 250 10370 -46.9 -57.9 27 11.0 -47.3 265 106 336.3 336.4 293.4 336.6 0.06 25 238 10694 -47.1 -58.7 25 11.7 -47.5 260 110 340.8 340.9 294.6 341.1 0.06 26 200 11840 -47.7 -61.7 18 14.0 -48.2 270 106 357.2 357.2 298.2 357.4 0.05 27 189 12213 -48.1 -63.1 16 15.0 -48.6 269 104 362.4 362.4 299.2 362.6 0.04 28 150 13710 -55.7 -71.7 12 16.0 -56.0 265 95 374.1 374.1 301.3 374.2 0.02 29 137 14287 -58.1 -74.1 11 16.0 -58.3 264 89 379.7 379.7 302.2 379.8 0.01 30 100 16260 -61.9 -78.9 9 17.0 -62.1 260 68 408.1 408.1 306.3 408.2 0.01 31 86 17190 -63.1 -80.1 8 17.0 -63.3 262 67 423.7 423.7 308.2 423.7 0.01 32 82 17485 -60.7 -78.7 8 18.0 -61.0 263 67 434.4 434.4 309.3 434.5 0.01 33 70 18470 -60.3 -78.3 8 18.0 -60.7 265 66 455.4 455.4 311.4 455.5 0.01 34 69 18560 -60.5 -78.5 8 18.0 -60.9 265 65 456.8 456.8 311.5 456.9 0.01 35 64 19036 -54.7 -72.7 9 18.0 -55.5 265 60 479.5 479.5 313.4 479.7 0.03 36 50 20620 -54.7 -73.7 8 19.0 -55.7 265 42 514.6 514.6 315.9 514.8 0.04 37 41 21894 -53.1 -73.1 7 20.0 -54.5 548.6 548.6 318.1 548.9 0.05 TRP 294 9294 -47.7 -57.7 31 10.0 -48.0 270 91 320.0 320.0 288.8 320.2 0.05 WND 238 10694 -47.1 -58.7 25 11.7 -47.5 260 110 340.8 340.9 294.6 341.1 0.06 Sounding variables and indices 1000-500 mb thick: 5397.00 m Freezing level: 865.35 mb = 1358.86 m = 4458.14 ft Wetbulb zero: 987.84 mb = 292.79 m = 960.58 ft Precipitable water: 0.36 inches Sfc-500 mean rel hum: 41.74 % Est. max temperature: 12.58 C = 54.64 F Sfc-Lift cond lev (LCL): 852.37 mb = 1477.89 m = 4848.66 ft T: -0.76 C 700-500 lapse rate: 6.27 C/km ThetaE index: 2.71 C Layer 721.0- 661.0 mb Conv cond level (CCL): 613.28 mb = 4058.99 m = 13316.74 ft Mean mixing ratio: 2.23 g/kg Conv temperature: 26.58 C = 79.84 F Cap Strength: 12.38 C Lifted Index: 16.42 C Risk: None Lifted Index @300 mb: 23.28 C Lifted Index @700 mb: 11.53 C Showalter Index: 12.70 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 12.60 C K Index: -0.30 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 3.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.80 J/kg Max Up Vert Vel: 5.25 m/s Conv Inhibition (B-): 38052.80 J/kg Cap Strength: 16.28 C Lift Cond Lev (LCL): 804.11 mb = 1942.52 m = 6373.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 at 22 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 1011 104 45 1 -0.7 -0.7 | 127 22 -17.3 13.2 1 1000 193 50 5 -3.8 -3.2 | 118 23 -20.5 10.7 2 925 826 260 5 4.9 0.9 | 142 19 -11.7 14.8 3 850 1500 260 15 14.8 2.6 | 174 17 -1.9 16.5 4 700 3040 285 27 26.1 -7.0 | 234 12 9.4 6.9 5 500 5590 280 52 51.2 -9.0 | 262 35 34.6 4.9 6 400 7190 280 69 68.0 -12.0 | 268 51 51.3 1.9 7 300 9160 270 87 87.0 -0.0 | 259 72 70.4 13.9 8 294 9294 270 91 91.0 -0.0 | 259 76 74.4 13.9 9 250 10370 265 106 105.6 9.2 | 255 92 89.0 23.1 10 238 10694 260 110 108.3 19.1 | 250 97 91.7 33.0 11 200 11840 270 106 106.0 -0.0 | 261 90 89.4 13.9 12 150 13710 265 95 94.6 8.3 | 254 81 78.0 22.2 13 100 16260 260 68 67.0 11.8 | 243 57 50.3 25.7 14 70 18470 265 66 65.7 5.8 | 248 53 49.1 19.6 15 50 20620 265 42 41.8 3.7 | 235 31 25.2 17.6 Wind Parameters Mean winds (0-6000m): 279.9 at 28.9 knts Storm direction: 309.9 at 21.7 knts Shear (0-3000m) pos: 3.4 neg: 1.7 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 108.7 deg Storm rel helicity (0-3000m) pos: 132.3 neg: -24.4 tot: 107.9 m^2/s^2 ave: 36.0 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 4.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.12 Bulk Shear: 112.69 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 9 5 118 20| 0.0 5.3 5.3| 18.2 -24.4 -6.3 -12.5 -0.02| 12.6 -0.3 1000 286 5 137 17| 0.0 5.1 5.1| 53.5 -24.4 29.1 29.1 0.35| 10.6 3.7 1500 266 8 148 17| 2.3 3.4 5.7| 82.9 -24.4 58.5 39.0 0.51| 9.4 4.8 2000 266 10 156 16| 2.8 2.6 5.3| 99.9 -24.4 75.5 37.8 0.57| 8.2 4.7 2500 270 13 164 14| 3.1 2.0 5.2|116.4 -24.4 92.0 36.8 0.62| 7.6 4.7 3000 275 15 171 13| 3.4 1.7 5.1|132.3 -24.4 107.9 36.0 0.66| 7.2 4.8 4000 279 19 191 11| 2.5 2.5 5.0|153.0 -24.4 128.6 32.1 0.63| 6.7 4.2 5000 280 24 215 12| 2.0 3.0 5.1|170.4 -24.4 146.0 29.2 0.57| 6.4 3.6 6000 280 29 233 15| 1.7 3.4 5.1|192.7 -24.4 168.2 28.0 0.52| 6.2 3.2 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251013.12.gif