UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101512.upa.cvt Date: 1200Z 15 OCT 25 Searching for X8341... Searching the city database file for: X8341 ... Date:1200Z 15 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 202 SFC 948 651 13.0 -2.0 35 15.0 6.1 350 3 290.6 291.2 281.6 300.7 3.48 2 925 857 10.6 -4.4 35 15.0 4.1 15 11 290.1 290.7 280.8 298.9 2.98 3 850 1553 6.0 -7.0 39 13.0 0.7 90 7 292.4 292.9 281.5 300.3 2.66 4 700 3146 2.6 -28.4 8 31.0 -5.5 250 27 305.4 305.5 284.2 307.1 0.53 5 500 5770 -17.3 -26.3 45 9.0 -19.3 295 15 311.9 312.1 287.1 315.0 0.89 6 400 7400 -29.3 -40.3 34 11.0 -30.5 310 29 316.9 317.0 288.1 317.9 0.28 7 300 9390 -43.5 -56.5 22 13.0 -44.0 310 56 324.0 324.1 290.0 324.3 0.06 8 250 10600 -52.1 -66.1 17 14.0 -52.4 315 66 328.6 328.6 291.3 328.7 0.02 9 227 11218 -54.5 -68.5 16 14.0 -54.8 315 71 334.1 334.1 292.9 334.2 0.02 10 200 12020 -57.7 -71.7 15 14.0 -57.9 310 66 341.4 341.4 294.7 341.4 0.01 11 170 13039 -60.7 -76.7 10 16.0 -60.9 290 66 352.7 352.7 297.2 352.7 0.01 12 150 13820 -60.1 -76.1 11 16.0 -60.3 300 68 366.5 366.5 299.9 366.6 0.01 13 100 16330 -63.9 -92.9 1 29.0 -64.1 285 46 404.3 404.3 305.7 404.3 0.00 14 94 16709 -65.3 -93.3 1 28.0 -65.5 286 46 408.7 408.7 306.3 408.7 0.00 15 76 18006 -65.7 -93.7 1 28.0 -65.9 289 46 433.5 433.5 309.2 433.5 0.00 16 70 18510 -63.3 -92.3 1 29.0 -63.6 290 46 449.0 449.0 310.7 449.0 0.00 17 65 18969 -59.3 -89.3 1 30.0 -59.8 288 41 467.3 467.3 312.4 467.3 0.00 18 53 20225 -65.9 -93.9 1 28.0 -66.1 282 29 480.1 480.1 313.5 480.1 0.00 19 50 20580 -63.9 -92.9 1 29.0 -64.3 280 25 492.9 492.9 314.4 492.9 0.00 20 45 21230 -61.9 -90.9 1 29.0 -62.4 282 28 512.8 512.8 315.8 512.8 0.00 21 35 22780 -63.9 -92.9 1 29.0 -64.4 287 35 545.8 545.8 317.9 545.8 0.00 22 33 23145 -60.3 -90.3 1 30.0 -61.1 288 37 564.6 564.7 318.9 564.7 0.00 23 30 23740 -60.1 -90.1 1 30.0 -61.0 290 40 580.8 580.8 319.7 580.8 0.00 24 23 25414 -57.9 -88.9 1 31.0 -59.4 290 40 633.1 633.1 322.0 633.2 0.01 25 21 25996 -53.5 -85.5 1 32.0 -55.9 290 40 663.1 663.1 323.2 663.2 0.01 26 20 26310 -54.3 -86.3 1 32.0 -56.6 290 40 670.0 670.0 323.4 670.0 0.01 27 12 29640 -46.9 -80.9 1 34.0 -53.0 801.6 801.6 327.3 802.0 0.05 TRP 170 13039 -60.7 -76.7 10 16.0 -60.9 290 66 352.7 352.7 297.2 352.7 0.01 WND 227 11218 -54.5 -68.5 16 14.0 -54.8 315 71 334.1 334.1 292.9 334.2 0.02 Sounding variables and indices 1000-500 mb thick: 5568.00 m Freezing level: 673.87 mb = 3488.83 m = 11446.17 ft Wetbulb zero: 832.70 mb = 1721.67 m = 5648.45 ft Precipitable water: 0.30 inches Sfc-500 mean rel hum: 27.33 % Est. max temperature: 18.93 C = 66.08 F Sfc-Lift cond lev (LCL): 754.75 mb = 2528.11 m = 8294.21 ft T: 3.92 C 700-500 lapse rate: 7.58 C/km ThetaE index: 1.82 C Layer 925.0- 850.0 mb Conv cond level (CCL): 552.73 mb = 4988.04 m = 16364.77 ft Mean mixing ratio: 2.90 g/kg Conv temperature: 32.30 C = 90.14 F Cap Strength: 12.19 C Lifted Index: 11.89 C Risk: None Lifted Index @300 mb: 17.36 C Lifted Index @700 mb: 12.19 C Showalter Index: 11.39 C Risk: None Total Totals Index: 33.60 C Risk: None Vertical Totals Index: 23.30 C Cross Totals Index: 10.30 C K Index: -14.70 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 3.19 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.25 J/kg Max Up Vert Vel: 3.24 m/s Conv Inhibition (B-): 47196.22 J/kg Cap Strength: 12.16 C Lift Cond Lev (LCL): 721.32 mb = 2899.82 m = 9513.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 302 at 13 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 ---------------------------------------------------------- 0 948 651 350 3 0.5 -3.0 | 111 12 -10.9 4.1 1 925 857 15 11 -2.8 -10.6 | 76 15 -14.2 -3.6 2 850 1553 90 7 -7.0 0.0 | 111 20 -18.4 7.0 3 700 3146 250 27 25.4 9.2 | 221 21 14.0 16.3 4 500 5770 295 15 13.6 -6.3 | 252 2 2.2 0.7 5 400 7400 310 29 22.2 -18.6 | 317 16 10.8 -11.6 6 300 9390 310 56 42.9 -36.0 | 313 43 31.5 -29.0 7 250 10600 315 66 46.7 -46.7 | 318 53 35.3 -39.6 8 227 11218 315 71 50.2 -50.2 | 318 58 38.8 -43.2 9 200 12020 310 66 50.6 -42.4 | 312 53 39.2 -35.4 10 170 13039 290 66 62.0 -22.6 | 287 53 50.6 -15.5 11 150 13820 300 68 58.9 -34.0 | 300 55 47.5 -27.0 12 100 16330 285 46 44.4 -11.9 | 278 33 33.1 -4.9 13 70 18510 290 46 43.2 -15.7 | 285 33 31.9 -8.7 14 50 20580 280 25 24.6 -4.3 | 258 14 13.2 2.7 15 30 23740 290 40 37.6 -13.7 | 284 27 26.2 -6.6 16 20 26310 290 40 37.6 -13.7 | 284 27 26.2 -6.6 Wind Parameters Mean winds (0-6000m): 271.8 at 17.8 knts Storm direction: 301.8 at 13.4 knts Shear (0-3000m) pos: 4.3 neg: 0.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 116.5 deg Storm rel helicity (0-3000m) pos: 387.9 neg: -23.2 tot: 364.8 m^2/s^2 ave: 121.6 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 13.2 stream: 9.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.08 Bulk Shear: 67.54 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 23 9 86 15| 8.3 0.0 8.3| 19.8 -23.2 -3.3 -6.7 -0.19| 14.7 -2.9 1000 41 8 92 17| 5.0 0.0 5.0| 56.7 -23.2 33.5 33.5 0.20| 11.6 2.3 1500 79 9 104 21| 6.0 0.0 6.0|122.4 -23.2 99.2 66.2 0.42| 11.8 4.9 2000 146 11 133 24| 6.0 0.0 6.0|242.7 -23.2 219.5 109.7 0.61| 13.1 8.0 2500 258 14 193 10| 5.7 0.0 5.7|376.7 -23.2 353.5 141.4 0.71| 15.0 10.7 3000 256 16 200 12| 4.3 0.0 4.3|387.9 -23.2 364.8 121.6 0.70| 13.2 9.3 4000 260 18 211 12| 2.5 0.0 2.5|399.3 -23.2 376.1 94.0 0.67| 11.0 7.4 5000 264 18 215 11| 1.5 0.0 1.5|401.8 -23.2 378.7 75.7 0.63| 9.5 6.0 6000 272 18 225 9| 1.8 0.0 1.8|407.2 -23.2 384.0 64.0 0.62| 8.7 5.4 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251015.12.gif