UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for X8341... Searching the city database file for: X8341 ... Date:1200Z 9 OCT 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 153 SFC 943 648 15.0 6.0 55 9.0 10.0 90 5 293.0 294.1 285.7 311.0 6.22 2 942 657 15.6 2.6 42 13.0 8.8 85 5 293.7 294.6 284.6 308.0 4.90 3 925 811 14.8 1.8 41 13.0 8.1 360 5 294.4 295.3 284.7 308.2 4.71 4 850 1519 8.8 -4.2 40 13.0 3.0 50 17 295.4 296.0 283.5 305.2 3.29 5 843 1587 8.0 -5.0 39 13.0 2.3 43 16 295.2 295.8 283.2 304.6 3.12 6 832 1696 9.2 -3.8 40 13.0 3.2 32 16 297.6 298.2 284.6 308.0 3.47 7 813 1886 8.2 -6.8 34 15.0 1.8 12 14 298.5 299.0 284.2 307.1 2.82 8 700 3101 -0.5 -12.5 40 12.0 -4.9 245 5 301.9 302.3 284.7 308.5 2.09 9 655 3628 -3.7 -11.7 54 8.0 -6.7 246 6 304.1 304.6 285.9 311.6 2.38 10 599 4327 -8.7 -21.7 34 13.0 -12.2 247 8 306.2 306.4 285.2 309.9 1.12 11 500 5700 -18.3 -29.3 37 11.0 -20.4 250 11 310.7 310.9 286.4 313.0 0.68 12 400 7320 -31.3 -40.3 41 9.0 -32.2 265 13 314.3 314.4 287.2 315.3 0.28 13 300 9290 -47.7 -56.7 35 9.0 -48.0 290 11 318.1 318.1 288.2 318.4 0.06 14 298 9334 -48.1 -57.1 35 9.0 -48.4 291 12 318.2 318.2 288.2 318.4 0.06 15 250 10480 -53.9 -62.9 32 9.0 -54.1 310 27 325.9 325.9 290.6 326.1 0.03 16 229 11040 -56.3 -66.3 27 10.0 -56.5 305 31 330.6 330.6 291.9 330.6 0.02 17 200 11900 -55.5 -64.5 32 9.0 -55.7 320 44 344.9 344.9 295.5 345.0 0.03 18 160 13328 -55.1 -65.1 28 10.0 -55.4 320 50 368.3 368.3 300.3 368.5 0.04 19 150 13740 -56.1 -66.1 27 10.0 -56.3 320 52 373.4 373.4 301.2 373.6 0.04 20 140 14176 -57.8 -68.4 25 10.6 -58.0 315 60 377.8 377.8 301.9 378.0 0.03 21 133 14498 -59.1 -70.1 23 11.0 -59.3 316 59 381.1 381.2 302.5 381.3 0.02 22 100 16280 -59.7 -74.7 12 15.0 -60.0 320 56 412.4 412.4 306.8 412.5 0.02 23 74 18140 -64.5 -93.5 1 29.0 -64.7 312 44 439.4 439.4 309.8 439.4 0.00 24 70 18480 -64.1 -93.1 1 29.0 -64.4 310 42 447.3 447.3 310.6 447.3 0.00 25 58 19646 -60.1 -90.1 1 30.0 -60.6 299 37 481.0 481.0 313.5 481.0 0.00 26 50 20570 -62.3 -91.3 1 29.0 -62.7 290 33 496.7 496.7 314.7 496.7 0.00 27 39 22103 -61.5 -90.5 1 29.0 -62.1 290 30 535.3 535.3 317.2 535.3 0.00 28 33 23149 -56.5 -87.5 1 31.0 -57.8 290 28 574.7 574.7 319.4 574.8 0.01 29 30 23750 -58.3 -88.3 1 30.0 -59.4 290 27 585.7 585.7 319.9 585.7 0.01 30 26 24652 -58.7 -88.7 1 30.0 -59.9 281 28 609.0 609.0 321.0 609.1 0.01 31 21 26014 -52.9 -84.9 1 32.0 -55.5 268 29 664.9 664.9 323.2 665.0 0.01 32 20 26330 -52.5 -84.5 1 32.0 -55.3 265 29 675.5 675.5 323.6 675.6 0.02 33 14 28641 -53.5 -85.5 1 32.0 -56.8 260 31 744.6 744.6 325.8 744.8 0.02 34 12 29647 -48.7 -82.7 1 34.0 -54.1 258 32 795.2 795.2 327.1 795.5 0.04 35 12 29647 -42.3 -78.3 1 36.0 -50.5 258 32 817.9 817.9 327.7 818.6 0.07 36 10 30880 -43.7 -78.7 1 35.0 -52.0 255 33 856.4 856.5 328.5 857.3 0.08 37 8.3 32144 -39.3 -76.3 1 37.0 -50.8 920.6 920.7 329.8 922.2 0.14 TRP 229 11040 -56.3 -66.3 27 10.0 -56.5 305 31 330.6 330.6 291.9 330.6 0.02 WND 140 14176 -57.8 -68.4 25 10.6 -58.0 315 60 377.8 377.8 301.9 378.0 0.03 Sounding variables and indices 1000-500 mb thick: 5547.00 m Freezing level: 706.49 mb = 3031.20 m = 9944.75 ft Wetbulb zero: 782.80 mb = 2193.69 m = 7197.07 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 39.29 % Est. max temperature: 20.97 C = 69.75 F Sfc-Lift cond lev (LCL): 823.61 mb = 1779.39 m = 5837.82 ft T: 8.76 C 700-500 lapse rate: 6.85 C/km ThetaE index: 3.68 C Layer 850.0- 832.0 mb Conv cond level (CCL): 638.05 mb = 3833.18 m = 12575.89 ft Mean mixing ratio: 4.09 g/kg Conv temperature: 26.51 C = 79.72 F Cap Strength: 5.57 C Lifted Index: 6.06 C Risk: None Lifted Index @300 mb: 8.18 C Lifted Index @700 mb: 5.22 C Showalter Index: 7.11 C Risk: None Total Totals Index: 41.20 C Risk: None Vertical Totals Index: 27.10 C Cross Totals Index: 14.10 C K Index: 10.90 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 1.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.01 J/kg Max Up Vert Vel: 2.83 m/s Conv Inhibition (B-): 54978.32 J/kg Cap Strength: 5.99 C Lift Cond Lev (LCL): 734.05 mb = 2715.57 m = 8909.23 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 7 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 ---------------------------------------------------------- 0 943 648 90 5 -5.0 0.0 | 111 12 -10.9 4.1 1 925 811 360 5 -0.0 -5.0 | 82 6 -5.9 -0.9 2 850 1519 50 17 -13.0 -10.9 | 70 20 -18.9 -6.8 3 700 3101 245 5 4.5 2.1 | 167 6 -1.4 6.2 4 500 5700 250 11 10.3 3.8 | 209 9 4.4 7.9 5 400 7320 265 13 13.0 1.1 | 233 9 7.0 5.2 6 300 9290 290 11 10.3 -3.8 | 265 4 4.4 0.4 7 250 10480 310 27 20.7 -17.4 | 312 20 14.8 -13.2 8 229 11040 305 31 25.4 -17.8 | 305 24 19.5 -13.7 9 200 11900 320 44 28.3 -33.7 | 323 37 22.4 -29.6 10 150 13740 320 52 33.4 -39.8 | 322 45 27.5 -35.7 11 140 14176 315 60 42.4 -42.4 | 316 53 36.5 -38.3 12 100 16280 320 56 36.0 -42.9 | 322 49 30.1 -38.8 13 70 18480 310 42 32.2 -27.0 | 311 35 26.3 -22.9 14 50 20570 290 33 31.0 -11.3 | 286 26 25.1 -7.2 15 30 23750 290 27 25.4 -9.2 | 285 20 19.5 -5.1 16 20 26330 265 29 28.9 2.5 | 254 24 23.0 6.6 17 10 30880 255 33 31.9 8.5 | 244 29 26.0 12.7 Wind Parameters Mean winds (0-6000m): 274.8 at 9.6 knts Storm direction: 304.8 at 7.2 knts Shear (0-3000m) pos: 0.8 neg: 2.7 tot: 3.5 10-3/s Storm rel Dir Shear (0-3000m): 67.7 deg Storm rel helicity (0-3000m) pos: 10.4 neg: -74.3 tot: -64.0 m^2/s^2 ave: -21.3 10^-3 m/s^2 rel: -0.51 Storm rel vorticity (0-3000m) horiz: 9.6 stream: -4.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.17 Bulk Shear: 23.60 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 21 7 75 9| 0.0 10.1 10.1| 0.0 -17.4 -17.4 -34.8 -0.56| 14.0 -7.8 1000 40 11 73 13| 3.1 5.1 8.2| 8.4 -29.5 -21.1 -21.1 -0.32| 12.8 -4.2 1500 32 12 64 14| 2.1 5.5 7.6| 8.4 -61.8 -53.4 -35.6 -0.45| 13.1 -5.9 2000 30 11 63 13| 1.6 4.6 6.2| 8.4 -69.3 -60.8 -30.4 -0.51| 12.5 -6.4 2500 42 11 74 13| 1.2 3.2 4.5| 8.4 -74.3 -65.9 -26.4 -0.54| 11.3 -6.1 3000 38 10 73 12| 0.8 2.7 3.5| 10.4 -74.3 -64.0 -21.3 -0.51| 9.6 -4.9 4000 14 9 59 9| 0.4 2.0 2.4| 14.3 -74.3 -60.0 -15.0 -0.45| 7.5 -3.4 5000 302 9 290 2| 0.2 1.6 1.8| 18.5 -74.3 -55.9 -11.2 -0.40| 6.3 -2.5 6000 275 10 228 5| 0.3 1.3 1.7| 23.7 -74.3 -50.6 -8.4 -0.35| 5.4 -1.9 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251009.12.gif