UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101200.upa.cvt Date: 0000Z 12 OCT 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 12 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 1004 105 8.6 1.6 61 7.0 5.4 290 5 281.4 282.2 278.3 293.3 4.27 1 1000 138 7.0 -1.0 57 8.0 3.5 295 7 280.1 280.8 276.7 290.1 3.55 2 962 455 4.0 -2.0 65 6.0 1.5 280.2 280.8 276.6 289.8 3.43 3 925 774 4.0 -4.0 56 8.0 0.7 310 23 283.4 283.9 277.7 292.1 3.07 4 924 783 4.0 -4.0 56 8.0 0.7 283.5 284.0 277.7 292.2 3.07 5 895 1041 2.2 -5.8 55 8.0 -0.9 284.2 284.7 277.7 292.2 2.77 6 863 1335 2.8 -4.2 60 7.0 -0.1 287.8 288.4 280.1 297.2 3.24 7 850 1458 1.8 -7.2 51 9.0 -1.7 285 19 288.0 288.5 279.4 295.7 2.62 8 784 2104 -2.7 -9.7 59 7.0 -5.2 289.9 290.4 279.9 296.9 2.33 9 777 2175 -3.3 -10.3 58 7.0 -5.7 290.0 290.4 279.8 296.7 2.24 10 716 2822 -3.1 -34.1 7 31.0 -9.3 297.1 297.2 280.5 298.1 0.30 11 714 2844 -3.5 -33.5 8 30.0 -9.5 296.9 297.0 280.4 298.0 0.32 12 700 3000 -4.7 -27.7 15 23.0 -9.9 285 25 297.3 297.4 281.0 299.1 0.56 13 590 4323 -12.5 -33.5 16 21.0 -16.3 303.1 303.2 283.2 304.4 0.38 14 564 4664 -15.7 -31.7 24 16.0 -18.6 303.3 303.4 283.4 304.9 0.48 15 506 5472 -21.5 -37.5 22 16.0 -23.7 305.8 305.8 284.1 306.8 0.30 16 500 5560 -21.9 -37.9 22 16.0 -24.0 280 46 306.3 306.4 284.3 307.4 0.29 17 439 6507 -26.5 -46.5 13 20.0 -28.3 312.1 312.2 286.2 312.6 0.13 18 400 7170 -32.7 -49.7 17 17.0 -33.8 280 79 312.5 312.5 286.4 312.9 0.10 19 390 7348 -34.3 -51.3 16 17.0 -35.3 312.7 312.7 286.4 313.0 0.09 20 352 8062 -37.7 -54.7 15 17.0 -38.5 317.4 317.4 288.0 317.6 0.06 21 323 8651 -41.9 -58.9 14 17.0 -42.5 319.5 319.5 288.6 319.6 0.04 22 300 9150 -44.1 -60.1 15 16.0 -44.6 275 132 323.2 323.2 289.8 323.4 0.04 TRP WND 277 275 139 Sounding variables and indices 1000-500 mb thick: 5422.00 m Freezing level: 823.60 mb = 1716.38 m = 5631.10 ft Wetbulb zero: 911.22 mb = 895.60 m = 2938.28 ft Precipitable water: 0.35 inches Sfc-500 mean rel hum: 34.21 % Est. max temperature: 15.15 C = 59.27 F Sfc-Lift cond lev (LCL): 902.16 mb = 976.60 m = 3204.02 ft T: 2.65 C 700-500 lapse rate: 6.72 C/km ThetaE index: 3.51 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 657.89 mb = 3480.02 m = 11417.26 ft Mean mixing ratio: 3.30 g/kg Conv temperature: 26.60 C = 79.88 F Cap Strength: 13.28 C Lifted Index: 13.65 C Risk: None Lifted Index @300 mb: 22.94 C Lifted Index @700 mb: 10.34 C Showalter Index: 10.13 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 14.70 C K Index: -6.50 Risk: None Sweat Index: 84.00 Risk: None Energy Index: 2.49 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 16.48 J/kg Max Up Vert Vel: 5.74 m/s Conv Inhibition (B-): 4293.34 J/kg Cap Strength: 13.55 C Lift Cond Lev (LCL): 852.05 mb = 1438.57 m = 4719.65 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 277 10408 275 139 138.5 -12.1 1 1004 105 290 5 4.7 -1.7 2 1000 138 295 7 6.3 -3.0 3 925 774 310 23 17.6 -14.8 4 850 1458 285 19 18.4 -4.9 5 700 3000 285 25 24.1 -6.5 6 500 5560 280 46 45.3 -8.0 7 400 7170 280 79 77.8 -13.7 8 300 9150 275 132 131.5 -11.5 Wind Parameters Energy-Hel index: -1.03 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251012.00.gif