UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101112.upa.cvt Date: 1200Z 11 OCT 25 Searching for X8341... Searching the city database file for: X8341 ... Date:1200Z 11 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 96 SFC 938 647 21.0 4.0 33 17.0 11.6 100 3 299.6 300.6 287.3 315.8 5.43 2 925 767 19.8 0.8 28 19.0 9.9 25 3 299.6 300.4 286.3 312.7 4.38 3 850 1486 14.6 -8.4 20 23.0 4.6 275 5 301.4 301.9 284.9 308.8 2.38 4 742 2614 5.2 -12.8 26 18.0 -1.6 258 25 303.1 303.5 285.0 309.2 1.92 5 700 3088 3.6 -14.4 25 18.0 -3.0 250 33 306.5 306.8 286.1 312.2 1.79 6 690 3205 3.0 -17.0 21 20.0 -3.9 250 33 307.1 307.3 285.9 311.8 1.46 7 602 4295 -3.7 -27.7 14 24.0 -9.9 252 32 311.5 311.7 286.6 313.8 0.65 8 500 5730 -15.3 -37.3 13 22.0 -19.0 255 31 314.4 314.4 287.2 315.5 0.31 9 415 7105 -26.3 -46.3 13 20.0 -28.3 255 39 317.4 317.5 288.1 318.0 0.14 10 400 7370 -28.1 -47.1 15 19.0 -29.9 255 40 318.5 318.5 288.4 319.0 0.14 11 300 9370 -42.3 -58.3 16 16.0 -42.9 260 52 325.7 325.8 290.6 325.9 0.05 12 267 10148 -48.7 -64.7 14 16.0 -49.1 263 58 327.4 327.4 291.0 327.5 0.02 13 250 10580 -49.3 -65.3 14 16.0 -49.7 265 62 332.8 332.8 292.5 332.9 0.02 14 200 12030 -53.9 -69.9 12 16.0 -54.2 280 66 347.4 347.4 296.1 347.5 0.02 15 188 12426 -55.1 -72.1 10 17.0 -55.4 280 70 351.7 351.7 297.0 351.7 0.01 16 174 12923 -53.7 -70.7 11 17.0 -54.0 280 76 361.9 361.9 299.1 361.9 0.02 17 171 13034 -54.0 -71.0 11 17.0 -54.4 280 77 363.1 363.1 299.3 363.2 0.02 18 165 13263 -54.7 -71.7 11 17.0 -55.0 279 73 365.7 365.7 299.8 365.8 0.01 19 150 13870 -57.1 -74.1 10 17.0 -57.3 275 64 371.7 371.7 300.9 371.8 0.01 20 117 15407 -65.9 -93.9 1 28.0 -66.0 280 56 382.8 382.8 302.7 382.8 0.00 21 100 16360 -65.5 -93.5 1 28.0 -65.7 280 36 401.2 401.2 305.3 401.2 0.00 22 78 17864 -68.7 -95.7 1 27.0 -68.8 287 36 424.1 424.1 308.2 424.1 0.00 23 70 18520 -64.5 -93.5 1 29.0 -64.7 290 36 446.4 446.4 310.5 446.4 0.00 24 50 20560 -65.3 -93.3 1 28.0 -65.6 300 27 489.6 489.6 314.2 489.6 0.00 25 47 20938 -66.1 -94.1 1 28.0 -66.4 299 27 496.4 496.4 314.7 496.4 0.00 26 30 23710 -59.9 -89.9 1 30.0 -60.8 295 31 581.3 581.3 319.8 581.4 0.00 27 24 25114 -58.1 -89.1 1 31.0 -59.5 284 38 624.9 624.9 321.7 624.9 0.01 28 20 26280 -52.9 -84.9 1 32.0 -55.6 275 44 674.3 674.3 323.6 674.4 0.01 29 14 28621 -45.3 -80.3 1 35.0 -51.5 772.4 772.4 326.5 772.8 0.05 30 11 30217 -49.1 -82.1 1 33.0 -54.6 813.8 813.8 327.6 814.2 0.04 31 10 30844 -47.9 -81.9 1 34.0 -54.2 840.7 840.8 328.2 841.2 0.05 TRP 117 15407 -65.9 -93.9 1 28.0 -66.0 280 56 382.8 382.8 302.7 382.8 0.00 WND 171 13034 -54.0 -71.0 11 17.0 -54.4 280 77 363.1 363.1 299.3 363.2 0.02 Sounding variables and indices 1000-500 mb thick: 5634.00 m Freezing level: 650.60 mb = 3693.05 m = 12116.17 ft Wetbulb zero: 770.18 mb = 2304.40 m = 7560.28 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 19.45 % Est. max temperature: 23.80 C = 74.83 F Sfc-Lift cond lev (LCL): 728.04 mb = 2768.33 m = 9082.35 ft T: 4.68 C 700-500 lapse rate: 7.15 C/km ThetaE index: 6.93 C Layer 925.0- 742.0 mb Conv cond level (CCL): 550.40 mb = 4987.89 m = 16364.27 ft Mean mixing ratio: 3.44 g/kg Conv temperature: 34.16 C = 93.49 F Cap Strength: 7.65 C Lifted Index: 6.42 C Risk: None Lifted Index @300 mb: 10.71 C Lifted Index @700 mb: 5.38 C Showalter Index: 7.77 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 29.90 C Cross Totals Index: 6.90 C K Index: 3.50 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 1.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.35 J/kg Max Up Vert Vel: 2.95 m/s Conv Inhibition (B-): 54818.24 J/kg Cap Strength: 7.62 C Lift Cond Lev (LCL): 653.11 mb = 3643.99 m = 11955.19 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 284 at 19 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 ---------------------------------------------------------- 0 938 647 100 3 -3.0 0.5 | 103 22 -21.3 5.0 1 925 767 25 3 -1.3 -2.7 | 95 20 -19.6 1.7 2 850 1486 275 5 5.0 -0.4 | 107 14 -13.4 4.0 3 700 3088 250 33 31.0 11.3 | 219 20 12.7 15.8 4 500 5730 255 31 29.9 8.0 | 223 17 11.6 12.5 5 400 7370 255 40 38.6 10.4 | 234 25 20.3 14.8 6 300 9370 260 52 51.2 9.0 | 248 36 32.9 13.5 7 250 10580 265 62 61.8 5.4 | 257 45 43.4 9.9 8 200 12030 280 66 65.0 -11.5 | 279 47 46.7 -7.0 9 171 13034 280 77 75.8 -13.4 | 279 58 57.5 -8.9 10 150 13870 275 64 63.8 -5.6 | 271 45 45.4 -1.1 11 117 15407 280 56 55.1 -9.7 | 278 37 36.8 -5.3 12 100 16360 280 36 35.5 -6.3 | 276 17 17.1 -1.8 13 70 18520 290 36 33.8 -12.3 | 297 17 15.5 -7.8 14 50 20560 300 27 23.4 -13.5 | 331 10 5.1 -9.0 15 30 23710 295 31 28.1 -13.1 | 311 13 9.8 -8.6 16 20 26280 275 44 43.8 -3.8 | 269 26 25.5 0.6 Wind Parameters Mean winds (0-6000m): 253.7 at 25.2 knts Storm direction: 283.7 at 18.9 knts Shear (0-3000m) pos: 0.1 neg: 6.1 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 116.5 deg Storm rel helicity (0-3000m) pos: 53.9 neg: -20.0 tot: 33.8 m^2/s^2 ave: 11.3 10^-3 m/s^2 rel: 0.40 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.05 Bulk Shear: 92.87 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 3 3 93 19| 0.0 6.7 6.7| 1.2 -20.0 -18.9 -37.7 -0.46| 7.7 -3.5 1000 303 4 98 15| 0.0 5.6 5.6| 17.1 -20.0 -2.9 -2.9 0.06| 7.3 0.4 1500 277 7 108 12| 0.0 6.7 6.7| 30.9 -20.0 10.9 7.3 0.33| 8.0 2.6 2000 264 10 125 10| 0.0 7.2 7.2| 45.0 -20.0 25.0 12.5 0.44| 8.3 3.7 2500 256 14 151 9| 0.0 7.3 7.3| 52.5 -20.0 32.4 13.0 0.40| 8.4 3.3 3000 254 17 169 9| 0.1 6.1 6.2| 53.9 -20.0 33.8 11.3 0.40| 7.1 2.8 4000 253 21 190 11| 0.3 4.6 4.8| 56.4 -20.0 36.4 9.1 0.40| 5.5 2.2 5000 253 23 200 12| 0.3 3.7 4.0| 58.7 -20.0 38.7 7.7 0.40| 4.5 1.8 6000 254 25 207 13| 0.2 3.3 3.5| 70.9 -20.0 50.9 8.5 0.40| 4.2 1.7 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251011.12.gif