UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041800.upa.cvt Date: 0000Z 18 APR 25 Searching for X8341... Searching the city database file for: X8341 ... Date:0000Z 18 APR 25 Station: X8341 WMO ident: 38341 Latitude: 42.85 Longitude: 71.38 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 130 SFC 939 655 8.8 5.5 80 3.3 7.1 285 3 287.1 288.1 283.0 304.1 6.03 2 925 781 12.2 3.2 54 9.0 7.5 315 11 291.8 292.7 284.1 306.8 5.21 3 924 790 12.6 2.6 50 10.0 7.5 292.3 293.2 284.1 306.8 4.99 4 908 936 11.0 7.9 81 3.1 9.2 292.1 293.4 286.5 313.2 7.38 5 904 973 11.0 0.0 47 11.0 5.6 292.5 293.2 283.3 304.8 4.23 6 889 1111 9.6 6.5 81 3.1 7.9 292.4 293.6 286.1 312.1 6.84 7 879 1205 8.8 1.8 61 7.0 5.3 292.5 293.4 284.2 306.9 4.96 8 850 1480 4.8 -10.2 33 15.0 -0.8 255 11 291.2 291.5 280.2 297.4 2.07 9 843 1547 4.4 2.9 90 1.5 3.7 291.4 292.4 284.4 307.5 5.60 10 833 1644 3.6 2.1 90 1.5 2.8 291.6 292.5 284.2 307.0 5.35 11 809 1880 0.8 0.2 96 0.6 0.5 291.1 291.9 283.4 304.9 4.80 12 804 1930 0.2 -22.8 16 23.0 -5.8 290.9 291.1 278.3 293.3 0.76 13 795 2020 1.2 1.0 99 0.2 1.1 293.0 293.9 284.5 308.0 5.18 14 794 2030 1.2 1.1 99 0.1 1.1 293.1 294.0 284.7 308.2 5.22 15 788 2091 0.0 -1.3 91 1.3 -0.6 292.4 293.2 283.5 305.3 4.41 16 768 2296 -0.9 -10.9 47 10.0 -4.5 293.6 294.0 281.4 300.1 2.16 17 739 2603 -1.9 -12.9 43 11.0 -5.7 295.8 296.1 282.0 301.6 1.91 18 734 2657 -1.9 -34.9 6 33.0 -8.5 296.3 296.4 280.1 297.2 0.27 19 715 2865 -2.9 -35.9 6 33.0 -9.2 297.5 297.5 280.6 298.3 0.25 20 705 2977 0.0 -34.0 6 34.0 -7.4 301.9 301.9 282.5 302.9 0.31 21 700 3034 0.0 -8.0 55 8.0 -3.3 305 17 302.5 303.0 285.9 311.7 2.99 22 524 5261 -15.5 -18.8 76 3.3 -16.4 310.0 310.3 287.2 315.4 1.65 23 522 5290 -15.5 -15.9 97 0.4 -15.6 310.3 310.7 287.8 317.2 2.12 24 515 5391 -14.9 -15.2 98 0.3 -15.0 312.2 312.7 288.6 319.6 2.28 25 510 5463 -17.5 -18.0 96 0.5 -17.6 309.9 310.3 287.3 315.9 1.82 26 500 5610 -18.9 -19.3 97 0.4 -19.0 280 71 310.0 310.3 287.2 315.4 1.66 27 469 6064 -23.3 -23.7 97 0.4 -23.4 310.3 310.5 286.8 314.3 1.20 28 405 7086 -30.1 -30.4 97 0.3 -30.2 314.7 314.9 287.9 317.4 0.75 29 260 9968 -59.1 -60.6 83 1.5 -59.1 266 60 314.7 314.7 287.0 314.8 0.04 30 250 10210 -56.3 -58.1 80 1.8 -56.3 270 52 322.4 322.4 289.5 322.6 0.06 31 200 11620 -57.7 -59.6 79 1.9 -57.8 270 75 341.4 341.4 294.7 341.7 0.06 32 183 12180 -58.3 -60.5 76 2.2 -58.3 284 55 349.2 349.2 296.5 349.5 0.06 33 178 12353 -60.7 -63.4 70 2.7 -60.7 288 49 348.0 348.1 296.3 348.2 0.04 34 150 13420 -60.1 -62.9 70 2.8 -60.2 315 11 366.5 366.6 300.0 366.8 0.05 35 135 14078 -59.9 -62.8 69 2.9 -60.0 378.1 378.1 302.0 378.4 0.06 36 116 15022 -61.5 -64.8 65 3.3 -61.6 391.9 391.9 304.1 392.2 0.05 37 111 15294 -62.5 -66.0 63 3.5 -62.6 395.0 395.0 304.5 395.2 0.05 TRP 350 -66.3 -66.8 93 0.5 -66.3 310 31 279.3 279.3 270.7 279.3 0.01 WND 275 270 110 Sounding variables and indices 1000-500 mb thick: 5480.00 m Freezing level: 788.00 mb = 2091.04 m = 6860.30 ft Freezing level: 705.00 mb = 2977.04 m = 9767.07 ft Freezing level: 700.00 mb = 3034.00 m = 9953.95 ft Wetbulb zero: 853.81 mb = 1443.34 m = 4735.31 ft Precipitable water: 0.60 inches Sfc-500 mean rel hum: 62.80 % Est. max temperature: 14.15 C = 57.47 F Sfc-Lift cond lev (LCL): 892.94 mb = 1074.71 m = 3525.90 ft T: 9.97 C 700-500 lapse rate: 7.34 C/km ThetaE index: 14.69 C Layer 879.0- 843.0 mb Conv cond level (CCL): 807.52 mb = 1894.78 m = 6216.39 ft Mean mixing ratio: 4.96 g/kg Conv temperature: 12.69 C = 54.85 F Cap Strength: 8.17 C Lifted Index: 5.92 C Risk: None Lifted Index @300 mb: 6.67 C Lifted Index @700 mb: 6.13 C Showalter Index: 11.90 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 8.70 C K Index: 5.50 Risk: None Sweat Index: 93.00 Risk: None Energy Index: 3.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.63 J/kg Max Up Vert Vel: 5.59 m/s Conv Inhibition (B-): 7997.21 J/kg Cap Strength: 7.23 C Lift Cond Lev (LCL): 799.73 mb = 1972.47 m = 6471.28 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 ------------------------------------ 0 275 10480 270 110 110.0 -0.0 1 939 655 285 3 2.9 -0.8 2 925 781 315 11 7.8 -7.8 3 850 1480 255 11 10.6 2.8 4 700 3034 305 17 13.9 -9.8 5 500 5610 280 71 69.9 -12.3 6 400 7220 275 77 76.7 -6.7 7 300 9070 250 89 83.6 30.4 8 250 10210 270 52 52.0 -0.0 9 200 11620 270 75 75.0 -0.0 10 150 13420 315 11 7.8 -7.8 Wind Parameters Energy-Hel index: -0.98 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//X8341/skewt/X8341.skewt.20250418.00.gif