UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100612.upa.cvt Date: 1200Z 6 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:1200Z 6 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 1014 105 4.6 -3.4 56 8.0 1.4 290 1 276.6 277.1 273.9 284.8 2.93 1 1000 219 9.4 -1.6 46 11.0 4.6 290 3 282.5 283.1 277.7 292.1 3.40 2 999 227 9.4 -2.6 43 12.0 4.2 290 3 282.6 283.2 277.4 291.6 3.16 3 965 513 7.2 -6.8 36 14.0 1.8 297 3 283.2 283.6 276.7 290.1 2.38 4 925 859 3.8 -9.2 38 13.0 -0.9 305 3 283.2 283.5 276.2 289.2 2.06 5 854 1501 -1.9 -10.9 50 9.0 -4.8 310 5 283.8 284.1 276.4 289.4 1.95 6 851 1529 -1.3 -10.3 50 9.0 -4.4 310 5 284.7 285.0 277.0 290.7 2.05 7 850 1538 -1.1 -10.1 50 9.0 -4.2 310 5 285.0 285.4 277.2 291.1 2.08 8 840 1632 0.0 -13.0 37 13.0 -4.2 310 5 287.1 287.4 277.7 292.1 1.67 9 787 2153 -0.7 -29.7 9 29.0 -7.1 310 7 291.8 291.8 278.2 293.1 0.41 10 730 2750 -2.7 -20.7 24 18.0 -7.7 310 10 295.9 296.1 281.0 299.1 1.01 11 700 3081 -5.3 -24.3 21 19.0 -9.9 310 11 296.6 296.8 280.9 299.1 0.76 12 574 4616 -13.7 -28.7 27 15.0 -16.7 301 24 304.1 304.2 283.8 306.2 0.62 13 511 5489 -20.7 -38.7 18 18.0 -23.1 296 32 305.9 305.9 284.1 306.8 0.26 14 500 5650 -21.5 -38.5 20 17.0 -23.7 295 33 306.8 306.9 284.5 307.8 0.27 15 400 7260 -31.1 -52.1 11 21.0 -32.5 295 54 314.6 314.6 287.1 314.9 0.08 16 384 7548 -33.7 -54.7 10 21.0 -34.9 293 57 314.8 314.9 287.1 315.1 0.06 17 300 9240 -45.3 -63.3 11 18.0 -45.8 280 75 321.5 321.5 289.2 321.6 0.03 18 270 9931 -50.1 -66.1 14 16.0 -50.4 280 81 324.4 324.4 290.1 324.4 0.02 19 250 10430 -50.5 -65.5 15 15.0 -50.8 280 89 331.0 331.0 292.0 331.1 0.02 20 224 11145 -50.5 -65.5 15 15.0 -50.8 280 104 341.5 341.6 294.7 341.7 0.03 21 200 11880 -52.1 -67.1 15 15.0 -52.5 280 120 350.2 350.2 296.7 350.3 0.02 22 150 13720 -56.3 -71.3 14 15.0 -56.6 280 106 373.1 373.1 301.1 373.2 0.02 23 125 14870 -59.5 -74.5 13 15.0 -59.7 278 104 387.2 387.2 303.4 387.3 0.01 24 100 16270 -58.5 -74.5 11 16.0 -58.8 275 101 414.7 414.7 307.1 414.8 0.02 25 77 17898 -62.3 -78.3 10 16.0 -62.6 268 72 439.0 439.0 309.8 439.0 0.01 26 70 18490 -59.3 -76.3 9 17.0 -59.7 265 62 457.5 457.5 311.5 457.6 0.02 27 61 19362 -54.9 -72.9 9 18.0 -55.7 271 54 485.7 485.7 313.9 485.9 0.03 28 50 20630 -56.3 -74.3 9 18.0 -57.1 280 42 510.8 510.8 315.7 511.0 0.03 29 47 21021 -58.3 -76.3 8 18.0 -59.0 281 39 515.1 515.1 316.0 515.3 0.03 30 44 21442 -52.9 -71.9 8 19.0 -54.2 283 35 538.1 538.1 317.4 538.5 0.05 31 34 23095 -55.7 -74.7 8 19.0 -56.9 288 22 571.9 572.0 319.3 572.3 0.04 32 30 23900 -51.7 -71.7 7 20.0 -53.8 290 15 603.7 603.7 320.8 604.3 0.08 33 23 25617 -54.3 -74.3 7 20.0 -56.3 277 16 643.7 643.7 322.4 644.3 0.07 34 20 26520 -51.9 -73.9 5 22.0 -54.7 270 17 677.3 677.3 323.7 678.0 0.09 35 19 26852 -52.5 -74.5 5 22.0 -55.3 258 16 685.5 685.5 324.0 686.2 0.08 36 17 27577 -48.3 -70.3 6 22.0 -52.5 231 15 721.1 721.2 325.1 722.6 0.17 37 13 29332 -50.9 -73.9 5 23.0 -55.1 167 11 769.6 769.6 326.5 770.8 0.13 38 10 31050 -48.1 -72.1 5 24.0 -54.1 105 7 840.0 840.1 328.2 842.3 0.23 39 8.2 32362 -46.9 -70.9 5 24.0 -54.1 893.8 894.0 329.4 897.4 0.33 TRP 270 9931 -50.1 -66.1 14 16.0 -50.4 280 81 324.4 324.4 290.1 324.4 0.02 WND 200 11880 -52.1 -67.1 15 15.0 -52.5 280 120 350.2 350.2 296.7 350.3 0.02 Sounding variables and indices 1000-500 mb thick: 5431.00 m Freezing level: 877.67 mb = 1286.75 m = 4221.56 ft Freezing level: 840.00 mb = 1632.44 m = 5355.69 ft Freezing level: 840.00 mb = 1632.44 m = 5355.69 ft Wetbulb zero: 938.03 mb = 744.67 m = 2443.11 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 27.47 % Est. max temperature: 11.68 C = 53.02 F Sfc-Lift cond lev (LCL): 895.95 mb = 1115.34 m = 3659.19 ft T: 1.52 C 700-500 lapse rate: 6.31 C/km ThetaE index: 2.99 C Layer 999.0- 854.0 mb Conv cond level (CCL): 593.93 mb = 4352.10 m = 14278.37 ft Mean mixing ratio: 2.52 g/kg Conv temperature: 30.87 C = 87.57 F Cap Strength: 14.26 C Lifted Index: 14.87 C Risk: None Lifted Index @300 mb: 22.47 C Lifted Index @700 mb: 10.41 C Showalter Index: 13.93 C Risk: None Total Totals Index: 31.80 C Risk: None Vertical Totals Index: 20.40 C Cross Totals Index: 11.40 C K Index: -8.70 Risk: None Sweat Index: 43.00 Risk: None Energy Index: 3.61 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 12.15 J/kg Max Up Vert Vel: 4.93 m/s Conv Inhibition (B-): 65866.14 J/kg Cap Strength: 14.65 C Lift Cond Lev (LCL): 793.48 mb = 2087.39 m = 6848.32 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 11 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 1014 105 290 1 0.9 -0.3 | 153 11 -4.8 9.5 1 1000 219 290 3 2.8 -1.0 | 162 9 -2.9 8.8 2 925 859 305 3 2.5 -1.7 | 158 9 -3.3 8.1 3 850 1538 310 5 3.8 -3.2 | 164 7 -1.9 6.7 4 700 3081 310 11 8.4 -7.1 | 224 4 2.7 2.8 5 500 5650 295 33 29.9 -13.9 | 280 25 24.2 -4.1 6 400 7260 295 54 48.9 -22.8 | 287 45 43.2 -13.0 7 300 9240 280 75 73.9 -13.0 | 273 68 68.1 -3.2 8 270 9931 280 81 79.8 -14.1 | 273 74 74.0 -4.2 9 250 10430 280 89 87.6 -15.5 | 274 82 81.9 -5.6 10 200 11880 280 120 118.2 -20.8 | 276 113 112.4 -11.0 11 150 13720 280 106 104.4 -18.4 | 275 99 98.6 -8.5 12 100 16270 275 101 100.6 -8.8 | 269 95 94.9 1.1 13 70 18490 265 62 61.8 5.4 | 255 58 56.0 15.3 14 50 20630 280 42 41.4 -7.3 | 266 36 35.6 2.6 15 30 23900 290 15 14.1 -5.1 | 240 10 8.4 4.7 16 20 26520 270 17 17.0 -0.0 | 229 15 11.3 9.9 17 10 31050 105 7 -6.8 1.8 | 133 17 -12.5 11.7 Wind Parameters Mean winds (0-6000m): 299.8 at 15.2 knts Storm direction: 329.8 at 11.4 knts Shear (0-3000m) pos: 0.7 neg: 1.0 tot: 1.8 10-3/s Storm rel Dir Shear (0-3000m): 73.6 deg Storm rel helicity (0-3000m) pos: 11.6 neg: -1.1 tot: 10.5 m^2/s^2 ave: 3.5 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 1.9 stream: 1.2 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.59 Bulk Shear: 20.58 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 ------------------------------------------------------------------------------- 500 294 3 160 9| 2.1 0.0 2.1| 3.7 -0.6 3.1 6.1 0.48| 2.5 1.2 1000 299 3 159 9| 1.4 0.0 1.4| 4.3 -1.1 3.2 3.2 0.35| 1.7 0.6 1500 304 3 160 8| 1.5 0.0 1.5| 5.5 -1.1 4.4 3.0 0.37| 1.7 0.6 2000 306 4 162 8| 1.1 0.5 1.6| 7.5 -1.1 6.4 3.2 0.45| 1.8 0.8 2500 307 5 165 7| 0.9 0.8 1.7| 9.5 -1.1 8.4 3.4 0.54| 1.8 1.0 3000 308 6 170 6| 0.7 1.0 1.8| 11.6 -1.1 10.5 3.5 0.62| 1.9 1.2 4000 307 8 189 5| 0.6 1.9 2.4| 19.4 -1.1 18.3 4.6 0.59| 2.5 1.5 5000 303 11 227 5| 0.4 2.4 2.8| 22.6 -1.1 21.5 4.3 0.44| 2.9 1.3 6000 300 15 253 8| 0.4 2.9 3.3| 32.5 -2.7 29.8 5.0 0.35| 3.4 1.2 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251006.12.gif