UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050100.upa.cvt Date: 0000Z 1 MAY 25 Searching for X8341... Searching the city database file for: X8341 ... Date:0000Z 1 MAY 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 162 SFC 943 652 9.0 7.4 90 1.6 8.1 45 3 286.9 288.1 283.8 306.2 6.86 2 939 688 10.2 4.2 66 6.0 7.1 288.5 289.5 283.1 304.2 5.51 3 937 706 10.2 7.1 81 3.1 8.5 288.7 289.9 284.5 307.8 6.76 4 925 814 10.8 7.7 81 3.1 9.0 330 3 290.4 291.6 285.5 310.7 7.14 5 924 823 14.0 12.4 90 1.6 13.0 293.7 295.5 289.3 321.9 9.83 6 923 832 12.8 11.1 89 1.7 11.8 292.6 294.2 288.2 318.3 9.02 7 901 1035 12.6 10.9 89 1.7 11.6 294.4 296.0 288.9 320.6 9.12 8 899 1054 14.8 5.8 55 9.0 9.7 296.9 298.0 287.3 315.7 6.44 9 898 1063 14.2 10.2 77 4.0 11.8 296.3 297.9 289.2 321.6 8.73 10 895 1091 13.0 8.9 76 4.1 10.6 295.4 296.8 288.3 318.6 8.02 11 870 1329 11.6 8.1 79 3.5 9.6 296.3 297.7 288.4 319.0 7.81 12 869 1339 9.0 6.1 82 2.9 7.4 293.7 294.9 286.5 313.4 6.81 13 867 1358 11.2 8.3 82 2.9 9.5 296.2 297.6 288.5 319.3 7.95 14 865 1377 9.0 5.6 79 3.4 7.2 294.1 295.3 286.5 313.2 6.60 15 850 1522 8.2 3.2 71 5.0 5.6 250 11 294.7 295.8 285.8 311.3 5.67 16 779 2236 3.6 0.3 79 3.3 2.0 297.2 298.1 286.1 312.1 5.02 17 700 3098 -0.3 -2.6 84 2.3 -1.4 250 33 302.2 303.0 287.3 315.8 4.51 18 590 4448 -6.9 -7.1 98 0.2 -7.0 309.6 310.3 289.2 321.6 3.80 19 587 4488 -6.9 -7.2 98 0.3 -7.0 310.1 310.8 289.3 322.0 3.79 20 575 4649 -8.9 -9.2 98 0.3 -9.0 309.6 310.2 288.8 320.0 3.31 21 556 4909 -8.5 -11.0 82 2.5 -9.5 313.0 313.6 289.5 322.6 2.97 22 510 5570 -15.1 -15.7 95 0.6 -15.3 312.9 313.3 288.8 320.0 2.21 23 500 5720 -15.3 -16.6 90 1.3 -15.7 255 35 314.4 314.8 289.1 321.2 2.09 24 493 5826 -15.7 -17.0 90 1.3 -16.1 315.2 315.6 289.3 321.9 2.05 25 492 5841 -16.3 -17.7 89 1.4 -16.7 314.6 315.0 289.0 321.0 1.93 26 470 6183 -18.9 -23.8 65 4.9 -20.1 315.5 315.8 288.6 319.6 1.19 27 451 6488 -21.1 -22.7 87 1.6 -21.5 316.5 316.8 289.1 321.1 1.37 28 400 7360 -28.3 -28.9 95 0.6 -28.4 270 36 318.2 318.4 289.1 321.3 0.88 29 370 7916 -31.9 -34.0 82 2.1 -32.2 320.6 320.7 289.6 322.7 0.58 30 335 8607 -40.3 -42.7 78 2.4 -40.5 318.4 318.4 288.5 319.3 0.26 31 300 9350 -47.3 -49.3 80 2.0 -47.4 265 29 318.7 318.7 288.5 319.2 0.14 32 250 10540 -55.9 -57.8 79 1.9 -55.9 250 31 323.0 323.0 289.8 323.2 0.06 33 243 10721 -56.7 -58.6 79 1.9 -56.8 324.4 324.4 290.2 324.6 0.06 34 219 11371 -63.9 -65.7 78 1.8 -63.9 255 36 323.1 323.1 289.7 323.2 0.03 35 205 11778 -63.9 -65.8 77 1.9 -63.9 329.2 329.2 291.5 329.3 0.03 36 200 11930 -61.9 -64.0 76 2.1 -61.9 265 42 334.7 334.7 293.0 334.9 0.03 37 192 12182 -58.9 -61.0 77 2.1 -58.9 343.5 343.5 295.2 343.7 0.05 38 150 13720 -59.3 -62.0 71 2.7 -59.4 280 40 367.9 367.9 300.2 368.2 0.06 39 127 14760 -59.9 -63.0 67 3.1 -60.0 384.8 384.8 303.1 385.1 0.06 40 101 16170 -65.7 -69.2 62 3.5 -65.8 399.6 399.7 305.2 399.8 0.03 41 100 16230 -65.3 -68.9 61 3.6 -65.4 275 29 401.6 401.6 305.5 401.7 0.04 42 85 17224 -63.3 -67.4 57 4.1 -63.4 424.7 424.7 308.3 425.0 0.05 43 73 18154 -65.9 -69.7 59 3.8 -66.0 438.1 438.1 309.7 438.3 0.04 44 70 18410 -64.1 -68.3 56 4.2 -64.2 320 17 447.3 447.3 310.6 447.6 0.06 45 64 18959 -61.9 -66.1 57 4.2 -62.0 463.7 463.7 312.1 464.2 0.08 46 50 20480 -61.9 -66.9 51 5.0 -62.1 350 7 497.6 497.6 314.8 498.2 0.09 47 40 21873 -59.7 -65.7 45 6.0 -60.1 535.9 536.0 317.3 536.9 0.14 48 30 23700 -54.3 -61.3 42 7.0 -55.3 325 27 596.6 596.7 320.6 599.1 0.33 49 29 23919 -51.9 -58.9 43 7.0 -53.1 609.0 609.2 321.2 612.5 0.47 50 25 24883 -50.5 -58.5 38 8.0 -52.2 639.5 639.7 322.4 644.0 0.57 TRP 219 11371 -63.9 -65.7 78 1.8 -63.9 255 36 323.1 323.1 289.7 323.2 0.03 WND 20 270 64 Sounding variables and indices 1000-500 mb thick: 5558.00 m Freezing level: 706.08 mb = 3031.70 m = 9946.39 ft Wetbulb zero: 732.80 mb = 2728.93 m = 8953.07 ft Precipitable water: 0.95 inches Sfc-500 mean rel hum: 85.54 % Est. max temperature: 18.64 C = 65.56 F Sfc-Lift cond lev (LCL): 920.32 mb = 856.69 m = 2810.62 ft T: 12.78 C 700-500 lapse rate: 5.72 C/km ThetaE index: 5.67 C Layer 869.0- 867.0 mb Conv cond level (CCL): 827.54 mb = 1741.27 m = 5712.76 ft Mean mixing ratio: 7.50 g/kg Conv temperature: 17.44 C = 63.40 F Cap Strength: 4.69 C Lifted Index: 3.72 C Risk: None Lifted Index @300 mb: 2.69 C Lifted Index @700 mb: 1.26 C Showalter Index: 6.21 C Risk: None Total Totals Index: 42.00 C Risk: None Vertical Totals Index: 23.50 C Cross Totals Index: 18.50 C K Index: 24.40 Risk: 20-40 % chance of thunderstorms Sweat Index: 95.40 Risk: None Energy Index: 2.01 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 28.70 J/kg Max Up Vert Vel: 7.58 m/s Conv Inhibition (B-): 33098.24 J/kg Cap Strength: 4.37 C Lift Cond Lev (LCL): 848.83 mb = 1533.32 m = 5030.52 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 20 31482 270 64 64.0 -0.0 1 943 652 45 3 -2.1 -2.1 2 925 814 330 3 1.5 -2.6 3 850 1522 250 11 10.3 3.8 4 700 3098 250 33 31.0 11.3 5 500 5720 255 35 33.8 9.1 6 400 7360 270 36 36.0 -0.0 7 300 9350 265 29 28.9 2.5 8 250 10540 250 31 29.1 10.6 9 219 11371 255 36 34.8 9.3 10 200 11930 265 42 41.8 3.7 11 150 13720 280 40 39.4 -6.9 12 100 16230 275 29 28.9 -2.5 13 70 18410 320 17 10.9 -13.0 14 50 20480 350 7 1.2 -6.9 15 30 23700 325 27 15.5 -22.1 Wind Parameters Energy-Hel index: -1.79 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.20250501.00.gif