UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121212.upa.cvt Date: 1200Z 12 DEC 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 12 DEC 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 1019 103 -17.7 -25.7 50 8.0 -18.7 250 1 254.1 254.2 253.2 255.3 0.46 1 1008 185 -14.9 -21.9 55 7.0 -16.0 247 4 257.7 257.8 256.6 259.5 0.66 2 1000 245 -14.7 -22.7 51 8.0 -15.9 245 7 258.5 258.5 257.2 260.2 0.62 3 993 298 -14.7 -22.7 51 8.0 -15.9 248 8 259.0 259.1 257.6 260.7 0.62 4 928 807 -18.3 -27.3 45 9.0 -19.4 279 19 260.4 260.4 258.3 261.6 0.44 5 925 831 -18.3 -27.3 45 9.0 -19.4 280 19 260.6 260.7 258.6 261.8 0.44 6 883 1178 -17.7 -27.7 41 10.0 -19.0 291 21 264.7 264.8 261.7 266.0 0.44 7 850 1462 -18.9 -29.9 37 11.0 -20.3 300 23 266.3 266.4 262.8 267.4 0.38 8 799 1920 -22.1 -32.1 40 10.0 -23.2 303 26 267.7 267.7 263.7 268.7 0.32 9 787 2031 -19.9 -29.9 41 10.0 -21.1 304 27 271.2 271.3 266.3 272.4 0.41 10 700 2893 -24.1 -34.1 39 10.0 -25.1 310 33 275.8 275.8 269.1 276.7 0.30 11 589 4137 -29.1 -37.1 46 8.0 -29.8 310 45 283.9 284.0 273.9 284.8 0.27 12 500 5290 -35.9 -43.9 44 8.0 -36.4 310 56 289.3 289.3 276.6 289.8 0.16 13 400 6810 -45.9 -54.9 35 9.0 -46.2 300 68 295.3 295.3 279.3 295.5 0.06 14 395 6893 -46.3 -55.3 35 9.0 -46.6 300 69 295.9 295.9 279.6 296.1 0.05 15 341 7852 -53.7 -62.7 32 9.0 -53.8 294 79 298.5 298.5 280.7 298.6 0.02 16 300 8670 -55.3 -64.3 32 9.0 -55.4 290 87 307.4 307.4 284.4 307.5 0.02 17 288 8929 -55.9 -64.9 32 9.0 -56.0 290 87 310.2 310.2 285.4 310.2 0.02 18 276 9198 -57.7 -66.7 31 9.0 -57.8 290 87 311.3 311.4 285.8 311.4 0.02 19 264 9477 -57.6 -66.6 31 9.0 -57.7 295 89 315.5 315.5 287.3 315.5 0.02 20 250 9820 -57.5 -66.5 31 9.0 -57.6 290 85 320.6 320.6 288.9 320.7 0.02 21 200 11240 -56.7 -66.7 27 10.0 -56.9 295 77 343.0 343.0 295.1 343.1 0.02 22 173 12157 -56.1 -66.1 27 10.0 -56.3 290 74 358.5 358.5 298.4 358.6 0.03 23 150 13060 -56.5 -66.5 27 10.0 -56.7 285 71 372.7 372.7 301.1 372.9 0.03 24 132 13873 -56.9 -67.9 24 11.0 -57.2 282 71 385.9 385.9 303.2 386.0 0.03 25 114 14813 -52.5 -63.5 25 11.0 -52.9 278 71 410.6 410.6 306.6 410.9 0.07 26 100 15660 -53.3 -64.3 25 11.0 -53.8 275 71 424.7 424.8 308.3 425.1 0.07 27 96 15923 -53.3 -65.3 22 12.0 -53.8 274 67 429.7 429.7 308.9 430.1 0.06 28 87 16565 -48.5 -60.5 24 12.0 -49.4 271 59 451.7 451.7 311.1 452.4 0.13 29 70 18000 -47.9 -61.9 18 14.0 -49.2 265 40 481.9 481.9 313.7 482.7 0.13 30 69 18095 -48.1 -62.1 18 14.0 -49.4 264 40 483.5 483.5 313.8 484.3 0.13 31 66 18390 -45.3 -59.3 19 14.0 -47.0 261 41 495.7 495.8 314.7 496.9 0.20 32 59 19133 -48.9 -63.9 16 15.0 -50.3 252 42 503.8 503.8 315.2 504.6 0.12 33 52 19969 -45.5 -61.5 15 16.0 -47.6 243 44 530.3 530.3 317.0 531.5 0.19 34 50 20230 -46.3 -62.3 15 16.0 -48.3 240 44 534.4 534.4 317.2 535.5 0.18 35 47 20640 -46.3 -62.3 15 16.0 -48.4 237 40 543.9 544.0 317.8 545.2 0.19 36 43 21232 -44.7 -61.7 13 17.0 -47.4 233 35 561.8 561.9 318.8 563.4 0.22 37 35 22585 -51.9 -68.9 11 17.0 -53.6 223 24 577.1 577.2 319.6 577.9 0.10 38 31 23375 -49.1 -67.1 10 18.0 -51.5 217 17 605.1 605.1 320.9 606.2 0.15 39 30 23590 -49.7 -67.7 10 18.0 -52.1 215 15 609.1 609.2 321.0 610.2 0.14 40 27 24276 -52.1 -69.1 11 17.0 -54.1 621.0 621.1 321.6 622.0 0.13 41 26 24521 -50.1 -68.1 10 18.0 -52.7 633.5 633.5 322.1 634.7 0.15 TRP 276 9198 -57.7 -66.7 31 9.0 -57.8 290 87 311.3 311.4 285.8 311.4 0.02 WND 264 9477 -57.6 -66.6 31 9.0 -57.7 295 89 315.5 315.5 287.3 315.5 0.02 Sounding variables and indices 1000-500 mb thick: 5045.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 42.97 % Est. max temperature: -6.32 C = 20.62 F Sfc-Lift cond lev (LCL): 893.40 mb = 1090.54 m = 3577.83 ft T: -17.85 C 700-500 lapse rate: 4.92 C/km ThetaE index: 0.00 C Layer 1019.0--1821066112.0 mb Conv cond level (CCL): 572.66 mb = 4335.27 m = 14223.15 ft Mean mixing ratio: 0.54 g/kg Conv temperature: 13.25 C = 55.86 F Cap Strength: 20.19 C Lifted Index: 23.49 C Risk: None Lifted Index @300 mb: 33.10 C Lifted Index @700 mb: 14.20 C Showalter Index: 18.05 C Risk: None Total Totals Index: 23.00 C Risk: None Vertical Totals Index: 17.00 C Cross Totals Index: 6.00 C K Index: -22.90 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 4.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.84 J/kg Max Up Vert Vel: 5.26 m/s Conv Inhibition (B-): 60183.61 J/kg Cap Strength: 23.30 C Lift Cond Lev (LCL): 846.19 mb = 1495.21 m = 4905.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 336 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 1019 103 250 1 0.9 0.3 | 158 27 -10.1 25.3 1 1000 245 245 7 6.3 3.0 | 171 28 -4.7 27.9 2 925 831 280 19 18.7 -3.3 | 200 23 7.7 21.6 3 850 1462 300 23 19.9 -11.5 | 214 16 8.9 13.4 4 700 2893 310 33 25.3 -21.2 | 255 15 14.3 3.7 5 500 5290 310 56 42.9 -36.0 | 289 34 31.9 -11.1 6 400 6810 300 68 58.9 -34.0 | 281 49 47.9 -9.1 7 300 8670 290 87 81.8 -29.8 | 274 71 70.7 -4.8 8 276 9198 290 87 81.8 -29.8 | 274 71 70.7 -4.8 9 264 9477 295 89 80.7 -37.6 | 280 71 69.7 -12.7 10 250 9820 290 85 79.9 -29.1 | 273 69 68.9 -4.1 11 200 11240 295 77 69.8 -32.5 | 277 59 58.8 -7.6 12 150 13060 285 71 68.6 -18.4 | 264 58 57.6 6.5 13 100 15660 275 71 70.7 -6.2 | 253 63 59.7 18.7 14 70 18000 265 40 39.8 3.5 | 225 40 28.8 28.4 15 50 20230 240 44 38.1 22.0 | 210 54 27.1 46.9 16 30 23590 215 15 8.6 12.3 | 176 37 -2.4 37.2 Wind Parameters Mean winds (0-6000m): 306.2 at 36.3 knts Storm direction: 336.2 at 27.2 knts Shear (0-3000m) pos: 5.9 neg: 0.0 tot: 5.9 10-3/s Storm rel Dir Shear (0-3000m): 103.0 deg Storm rel helicity (0-3000m) pos: 210.0 neg: 0.0 tot: 210.0 m^2/s^2 ave: 70.0 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 6.3 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.11 Bulk Shear: 129.03 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 ------------------------------------------------------------------------------- 500 258 9 175 27| 13.8 0.0 13.8|100.7 0.0 100.7 201.5 0.97| 14.7 14.3 1000 275 14 186 24| 10.3 0.0 10.3|147.1 0.0 147.1 147.1 0.89| 12.3 11.0 1500 285 16 193 21| 8.0 0.0 8.0|164.2 0.0 164.2 109.5 0.84| 10.2 8.6 2000 291 19 200 19| 6.9 0.0 6.9|179.3 0.0 179.3 89.7 0.85| 8.6 7.4 2500 296 21 206 18| 6.3 0.0 6.3|194.6 0.0 194.6 77.8 0.87| 7.7 6.7 3000 299 23 213 16| 5.9 0.0 5.9|210.0 0.0 210.0 70.0 0.87| 7.2 6.3 4000 303 27 229 15| 4.4 1.2 5.7|240.5 0.0 240.5 60.1 0.83| 6.6 5.5 5000 306 32 246 16| 3.6 2.0 5.5|271.0 0.0 271.0 54.2 0.76| 6.3 4.8 6000 306 36 259 19| 3.0 2.4 5.3|276.3 -29.1 247.2 41.2 0.62| 6.1 3.8 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251212.12.gif