UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100700.upa.cvt Date: 0000Z 7 OCT 25 Searching for X8341... Searching the city database file for: X8341 ... Date:0000Z 7 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 182 SFC 944 650 3.6 1.8 88 1.8 2.8 275 1 281.3 282.1 278.7 294.2 4.61 2 943 659 7.2 5.4 88 1.8 6.3 277 2 285.1 286.1 282.1 301.8 5.97 3 925 818 8.0 7.8 99 0.2 7.9 320 11 287.5 288.7 284.4 307.7 7.19 4 895 1093 9.6 8.4 92 1.2 8.9 250 10 291.9 293.2 286.7 314.0 7.75 5 879 1243 8.6 7.3 92 1.3 7.9 211 10 292.3 293.6 286.5 313.3 7.31 6 875 1281 8.6 -3.4 43 12.0 3.2 202 10 292.7 293.3 282.5 302.7 3.40 7 859 1436 10.6 -2.4 40 13.0 4.5 162 9 296.4 297.0 284.4 307.5 3.73 8 856 1465 10.6 6.8 77 3.8 8.5 155 9 296.7 298.0 288.1 317.8 7.26 9 854 1485 11.6 7.7 77 3.9 9.3 150 9 297.9 299.3 288.9 320.6 7.74 10 850 1524 11.6 5.6 67 6.0 8.2 140 9 298.3 299.5 288.1 318.1 6.72 11 800 2030 10.6 -4.4 35 15.0 3.6 104 8 302.4 303.1 286.4 313.0 3.45 12 781 2229 9.6 -4.4 37 14.0 3.1 90 7 303.5 304.1 286.8 314.3 3.53 13 761 2443 6.2 -8.8 33 15.0 -0.0 74 7 302.0 302.5 285.3 310.0 2.58 14 749 2574 6.8 -7.2 36 14.0 0.7 65 6 304.1 304.6 286.5 313.3 2.97 15 711 2998 2.4 -9.6 41 12.0 -2.4 34 5 303.8 304.3 286.0 311.9 2.59 16 700 3124 3.0 -10.0 38 13.0 -2.3 25 5 305.8 306.3 286.7 313.8 2.55 17 698 3147 3.0 -11.0 35 14.0 -2.6 24 5 306.1 306.5 286.6 313.5 2.36 18 660 3598 -0.3 -17.3 26 17.0 -6.0 12 7 307.3 307.6 286.1 312.1 1.49 19 648 3745 0.0 -12.0 40 12.0 -4.7 8 8 309.2 309.7 287.7 316.8 2.35 20 643 3806 -3.1 -15.1 39 12.0 -7.2 6 9 306.4 306.7 286.1 312.3 1.84 21 585 4546 -9.7 -18.7 48 9.0 -12.3 345 12 307.1 307.4 286.0 312.0 1.49 22 563 4841 -12.3 -23.3 39 11.0 -15.0 336 14 307.4 307.6 285.7 310.9 1.04 23 500 5740 -17.1 -29.1 34 12.0 -19.5 310 19 312.2 312.3 286.9 314.6 0.69 24 463 6308 -20.9 -32.9 33 12.0 -22.9 312 20 314.4 314.5 287.5 316.2 0.52 25 453 6468 -22.9 -34.9 33 12.0 -24.7 312 20 313.9 313.9 287.2 315.4 0.44 26 400 7360 -30.9 -37.9 50 7.0 -31.7 315 21 314.8 314.9 287.5 316.1 0.36 27 382 7685 -34.3 -40.3 55 6.0 -34.8 313 21 314.5 314.6 287.3 315.6 0.30 28 378 7759 -36.3 -42.3 54 6.0 -36.8 313 21 312.8 312.9 286.6 313.7 0.24 29 371 7889 -35.7 -40.7 60 5.0 -36.1 312 21 315.3 315.4 287.5 316.4 0.29 30 361 8079 -36.7 -41.7 60 5.0 -37.1 311 21 316.4 316.5 287.9 317.4 0.27 31 302 9286 -49.1 -54.1 56 5.0 -49.3 305 21 315.5 315.6 287.3 315.9 0.08 32 300 9330 -49.3 -54.3 56 5.0 -49.4 305 21 315.9 315.9 287.5 316.2 0.08 33 255 10375 -55.9 -60.4 57 4.5 -56.0 318 23 321.1 321.1 289.2 321.3 0.04 34 251 10475 -56.9 -61.5 56 4.6 -57.0 320 23 321.1 321.1 289.1 321.3 0.04 35 250 10500 -58.5 -63.2 55 4.7 -58.6 320 23 319.1 319.1 288.5 319.2 0.03 36 249 10525 -59.1 -63.7 55 4.6 -59.2 320 23 318.6 318.6 288.3 318.7 0.03 37 241 10730 -59.1 -63.7 55 4.6 -59.2 322 26 321.6 321.6 289.3 321.7 0.03 38 227 11104 -62.1 -66.5 55 4.4 -62.1 325 31 322.5 322.5 289.5 322.6 0.02 39 226 11131 -62.1 -66.5 55 4.4 -62.1 325 31 322.9 322.9 289.7 323.0 0.02 40 221 11271 -58.5 -63.1 55 4.6 -58.6 325 32 330.5 330.6 291.9 330.7 0.04 41 200 11900 -58.5 -63.0 56 4.5 -58.6 325 38 340.1 340.1 294.4 340.3 0.04 42 187 12325 -56.3 -60.7 58 4.4 -56.4 321 38 350.3 350.3 296.7 350.5 0.06 43 172 12856 -56.9 -61.4 57 4.5 -57.0 317 38 357.8 357.8 298.3 358.0 0.06 44 160 13309 -62.1 -66.5 55 4.4 -62.1 313 38 356.5 356.5 298.0 356.6 0.03 45 150 13710 -60.9 -65.2 57 4.3 -61.0 310 38 365.2 365.2 299.7 365.3 0.04 46 102 16098 -61.5 -66.5 51 5.0 -61.6 310 35 406.6 406.6 306.1 406.8 0.05 47 100 16220 -61.5 -66.5 51 5.0 -61.6 310 35 408.9 408.9 306.4 409.2 0.05 48 97 16409 -62.1 -67.1 51 5.0 -62.2 309 34 411.3 411.3 306.7 411.6 0.05 49 96 16473 -62.1 -64.3 75 2.2 -62.1 309 34 412.5 412.5 306.9 412.9 0.07 50 93 16670 -62.1 -62.5 95 0.4 -62.1 308 33 416.3 416.3 307.3 416.8 0.09 51 92 16737 -62.1 -67.1 51 5.0 -62.2 308 33 417.6 417.6 307.4 417.8 0.05 52 87 17083 -63.1 -63.4 96 0.3 -63.1 306 31 422.3 422.3 308.0 422.8 0.09 53 87 17083 -63.1 -68.1 51 5.0 -63.2 306 31 422.3 422.3 308.0 422.5 0.05 54 82 17449 -61.5 -61.8 96 0.3 -61.5 304 29 432.8 432.8 309.2 433.4 0.11 55 81 17526 -61.5 -67.5 45 6.0 -61.7 304 29 434.3 434.3 309.3 434.6 0.05 56 79 17680 -63.1 -63.4 96 0.3 -63.1 303 28 434.1 434.1 309.3 434.6 0.10 57 78 17759 -63.1 -68.1 51 5.0 -63.2 303 28 435.7 435.7 309.4 436.0 0.05 58 70 18430 -60.7 -66.7 45 6.0 -60.9 300 25 454.5 454.5 311.3 454.9 0.07 59 56 19816 -61.5 -67.5 45 6.0 -61.7 482.7 482.7 313.7 483.1 0.08 TRP 227 11104 -62.1 -66.5 55 4.4 -62.1 325 31 322.5 322.5 289.5 322.6 0.02 WND Sounding variables and indices 1000-500 mb thick: 5558.00 m Freezing level: 663.45 mb = 3556.88 m = 11669.42 ft Freezing level: 648.00 mb = 3744.77 m = 12285.83 ft Freezing level: 648.00 mb = 3744.77 m = 12285.83 ft Wetbulb zero: 761.25 mb = 2440.51 m = 8006.83 ft Precipitable water: 0.61 inches Sfc-500 mean rel hum: 46.23 % Est. max temperature: 24.67 C = 76.40 F Sfc-Lift cond lev (LCL): 918.03 mb = 881.02 m = 2890.44 ft T: 8.37 C 700-500 lapse rate: 7.68 C/km ThetaE index: 11.25 C Layer 879.0- 859.0 mb Conv cond level (CCL): 944.00 mb = 650.43 m = 2133.94 ft Mean mixing ratio: 6.44 g/kg Conv temperature: 6.50 C = 43.71 F Cap Strength: 8.41 C Lifted Index: 5.15 C Risk: None Lifted Index @300 mb: 4.32 C Lifted Index @700 mb: 7.08 C Showalter Index: 0.34 C Risk: Thunderstorms probable Total Totals Index: 51.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.70 C Cross Totals Index: 22.70 C K Index: 21.30 Risk: 20-40 % chance of thunderstorms Sweat Index: 152.20 Risk: None Energy Index: -0.67 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 49.78 J/kg Max Up Vert Vel: 9.98 m/s Conv Inhibition (B-): 19960.98 J/kg Cap Strength: 8.37 C Lift Cond Lev (LCL): 846.85 mb = 1554.97 m = 5101.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 353 at 9 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 ---------------------------------------------------------- 0 944 650 275 1 1.0 -0.1 | 180 8 -0.0 8.5 1 925 818 320 11 7.1 -8.4 | 269 6 6.0 0.2 2 850 1524 140 9 -5.8 6.9 | 156 17 -6.8 15.5 3 700 3124 25 5 -2.1 -4.5 | 142 5 -3.1 4.0 4 500 5740 310 19 14.6 -12.2 | 285 14 13.5 -3.6 5 400 7360 315 21 14.8 -14.8 | 294 15 13.8 -6.3 6 300 9330 305 21 17.2 -12.0 | 282 17 16.2 -3.5 7 250 10500 320 23 14.8 -17.6 | 303 16 13.8 -9.0 8 227 11104 325 31 17.8 -25.4 | 315 24 16.7 -16.8 9 200 11900 325 38 21.8 -31.1 | 317 31 20.8 -22.5 10 150 13710 310 38 29.1 -24.4 | 299 32 28.1 -15.8 11 100 16220 310 35 26.8 -22.5 | 298 29 25.8 -13.9 12 70 18430 300 25 21.7 -12.5 | 281 21 20.6 -3.9 Wind Parameters Mean winds (0-6000m): 323.1 at 11.5 knts Storm direction: 353.1 at 8.6 knts Shear (0-3000m) pos: 0.0 neg: 1.4 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): -69.5 deg Storm rel helicity (0-3000m) pos: 20.3 neg: -129.3 tot: -108.9 m^2/s^2 ave: -36.3 10^-3 m/s^2 rel: -0.39 Storm rel vorticity (0-3000m) horiz: 10.0 stream: -3.9 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 9.40 Bulk Shear: 5.29 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 ------------------------------------------------------------------------------- 500 290 9 233 9| 0.0 9.6 9.6| 18.5 -33.7 -15.2 -30.4 -0.02| 25.3 -0.4 1000 322 9 254 5| 0.0 4.9 4.9| 18.5-109.4 -90.8 -90.8 -0.41| 21.5 -8.8 1500 109 9 141 15| 0.0 2.9 2.9| 18.5-123.4-104.9 -69.9 -0.44| 16.1 -7.1 2000 99 8 137 14| 0.0 1.8 1.8| 18.5-127.4-108.9 -54.4 -0.43| 13.2 -5.7 2500 96 8 137 13| 0.0 1.1 1.1| 20.3-127.4-107.1 -42.8 -0.38| 11.3 -4.3 3000 69 8 126 10| 0.0 1.4 1.4| 20.3-129.3-108.9 -36.3 -0.39| 10.0 -3.9 4000 17 8 101 3| 0.0 1.6 1.6| 20.3-132.8-112.5 -28.1 -0.43| 8.4 -3.7 5000 335 10 277 3| 0.0 1.8 1.8| 20.3-145.0-124.6 -24.9 -0.44| 7.7 -3.4 6000 323 12 276 6| 0.1 1.6 1.7| 25.3-147.0-121.6 -20.3 -0.42| 6.7 -2.8 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251007.00.gif