UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101500.upa.cvt Date: 0000Z 15 OCT 25 Searching for X8341... Searching the city database file for: X8341 ... Date:0000Z 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 209 SFC 947 650 3.0 -1.0 75 4.0 1.3 180 1 280.5 281.1 277.1 290.9 3.75 2 925 840 3.8 -0.2 75 4.0 2.0 265 5 283.2 283.9 278.9 294.6 4.07 3 910 973 5.6 -1.4 61 7.0 2.5 230 7 286.4 287.0 280.1 297.2 3.79 4 902 1046 8.2 0.2 57 8.0 4.4 211 9 289.8 290.5 282.3 302.2 4.30 5 887 1184 9.4 0.4 53 9.0 5.0 176 11 292.4 293.2 283.5 305.3 4.44 6 850 1536 7.8 -2.2 49 10.0 3.2 85 17 294.3 295.0 283.7 305.6 3.82 7 806 1972 5.6 -5.4 45 11.0 0.8 40 14 296.5 297.1 283.8 306.0 3.17 8 786 2179 7.2 -4.8 42 12.0 1.8 18 12 300.3 301.0 285.5 310.7 3.40 9 746 2607 5.4 -9.6 33 15.0 -0.7 334 9 302.9 303.4 285.5 310.6 2.47 10 700 3123 1.2 -14.8 29 16.0 -4.4 280 5 303.8 304.1 285.1 309.3 1.73 11 660 3592 -2.5 -15.5 36 13.0 -6.9 283 9 304.8 305.1 285.4 310.3 1.73 12 523 5399 -12.9 -28.9 25 16.0 -16.4 293 24 313.3 313.4 287.3 315.6 0.67 13 500 5740 -15.9 -31.9 24 16.0 -19.0 295 27 313.7 313.8 287.2 315.5 0.53 14 400 7380 -28.9 -42.9 25 14.0 -30.3 295 29 317.4 317.5 288.2 318.2 0.22 15 300 9370 -45.9 -58.9 22 13.0 -46.3 290 31 320.7 320.7 289.0 320.8 0.05 16 295 9481 -46.9 -60.9 19 14.0 -47.3 290 32 320.8 320.8 289.0 320.9 0.04 17 250 10560 -51.9 -65.9 17 14.0 -52.2 290 44 328.9 328.9 291.5 329.0 0.02 18 222 11324 -55.5 -69.5 16 14.0 -55.7 295 52 334.7 334.7 293.0 334.8 0.01 19 200 11990 -55.3 -69.3 16 14.0 -55.5 290 60 345.2 345.2 295.6 345.3 0.02 20 176 12807 -54.7 -68.7 16 14.0 -55.0 290 61 359.0 359.0 298.5 359.1 0.02 21 150 13820 -59.1 -74.1 13 15.0 -59.3 290 62 368.3 368.3 300.2 368.3 0.01 22 148 13904 -59.7 -74.7 12 15.0 -59.9 288 63 368.6 368.6 300.3 368.7 0.01 23 145 14031 -59.7 -75.5 11 15.8 -59.9 285 64 370.7 370.7 300.7 370.8 0.01 24 100 16340 -60.5 -90.5 1 30.0 -60.8 290 42 410.8 410.8 306.6 410.8 0.00 25 84 17421 -61.5 -90.5 1 29.0 -61.8 292 43 429.8 429.8 308.8 429.8 0.00 26 71 18445 -68.1 -95.1 1 27.0 -68.2 295 44 436.9 436.9 309.6 436.9 0.00 27 70 18530 -67.3 -95.3 1 28.0 -67.5 295 44 440.4 440.4 309.9 440.4 0.00 28 56 19896 -61.3 -91.3 1 30.0 -61.7 298 35 483.1 483.1 313.7 483.1 0.00 29 50 20600 -61.1 -91.1 1 30.0 -61.6 300 31 499.5 499.5 314.9 499.5 0.00 30 36 22635 -62.7 -91.7 1 29.0 -63.3 303 21 544.6 544.6 317.8 544.6 0.00 31 31 23565 -59.1 -89.1 1 30.0 -60.1 305 16 578.1 578.1 319.6 578.1 0.00 32 30 23770 -60.3 -90.3 1 30.0 -61.2 305 15 580.3 580.3 319.7 580.3 0.00 33 28 24199 -61.5 -90.5 1 29.0 -62.3 299 19 588.5 588.5 320.0 588.5 0.00 34 23 25440 -54.1 -86.1 1 32.0 -56.3 282 30 644.3 644.3 322.4 644.4 0.01 35 20 26340 -52.7 -84.7 1 32.0 -55.5 270 38 674.9 674.9 323.6 675.0 0.02 36 16 27795 -48.5 -82.5 1 34.0 -53.1 733.0 733.1 325.4 733.3 0.03 37 15 28217 -50.5 -83.5 1 33.0 -54.6 740.0 740.1 325.7 740.3 0.02 38 13 29161 -45.7 -80.7 1 35.0 -52.1 787.6 787.6 327.0 788.0 0.05 TRP 222 11324 -55.5 -69.5 16 14.0 -55.7 295 52 334.7 334.7 293.0 334.8 0.01 WND 145 14031 -59.7 -75.5 11 15.8 -59.9 285 64 370.7 370.7 300.7 370.8 0.01 Sounding variables and indices 1000-500 mb thick: 5531.00 m Freezing level: 687.03 mb = 3275.16 m = 10745.14 ft Wetbulb zero: 757.78 mb = 2478.37 m = 8131.04 ft Precipitable water: 0.45 inches Sfc-500 mean rel hum: 37.80 % Est. max temperature: 20.44 C = 68.80 F Sfc-Lift cond lev (LCL): 890.08 mb = 1155.58 m = 3791.22 ft T: 9.15 C 700-500 lapse rate: 6.53 C/km ThetaE index: 1.37 C Layer 746.0- 660.0 mb Conv cond level (CCL): 614.24 mb = 4150.26 m = 13616.18 ft Mean mixing ratio: 4.07 g/kg Conv temperature: 29.54 C = 85.18 F Cap Strength: 12.86 C Lifted Index: 12.59 C Risk: None Lifted Index @300 mb: 14.26 C Lifted Index @700 mb: 10.23 C Showalter Index: 9.22 C Risk: None Total Totals Index: 37.40 C Risk: None Vertical Totals Index: 23.70 C Cross Totals Index: 13.70 C K Index: 5.50 Risk: None Sweat Index: 61.00 Risk: None Energy Index: 2.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 68.41 J/kg Max Up Vert Vel: 11.70 m/s Conv Inhibition (B-): 51294.05 J/kg Cap Strength: 12.79 C Lift Cond Lev (LCL): 798.31 mb = 2051.07 m = 6729.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 12 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 ---------------------------------------------------------- 0 947 650 180 1 0.0 1.0 | 153 13 -5.7 11.1 1 925 840 265 5 5.0 0.4 | 176 11 -0.8 10.6 2 850 1536 85 17 -16.9 -1.5 | 111 24 -22.7 8.7 3 700 3123 280 5 4.9 -0.9 | 175 9 -0.8 9.3 4 500 5740 295 27 24.5 -11.4 | 274 19 18.7 -1.3 5 400 7380 295 29 26.3 -12.3 | 276 21 20.5 -2.1 6 300 9370 290 31 29.1 -10.6 | 271 23 23.4 -0.5 7 250 10560 290 44 41.3 -15.0 | 278 36 35.6 -4.9 8 222 11324 295 52 47.1 -22.0 | 286 43 41.4 -11.8 9 200 11990 290 60 56.4 -20.5 | 282 52 50.6 -10.4 10 150 13820 290 62 58.3 -21.2 | 282 54 52.5 -11.1 11 145 14031 285 64 61.8 -16.6 | 277 56 56.1 -6.4 12 100 16340 290 42 39.5 -14.4 | 277 34 33.7 -4.2 13 70 18530 295 44 39.9 -18.6 | 284 35 34.1 -8.4 14 50 20600 300 31 26.8 -15.5 | 284 22 21.1 -5.4 15 30 23770 305 15 12.3 -8.6 | 257 7 6.5 1.5 16 20 26340 270 38 38.0 -0.0 | 253 34 32.3 10.1 Wind Parameters Mean winds (0-6000m): 300.5 at 15.5 knts Storm direction: 330.5 at 11.7 knts Shear (0-3000m) pos: 1.6 neg: 2.1 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 50.5 deg Storm rel helicity (0-3000m) pos: 34.6 neg: -217.0 tot: -182.4 m^2/s^2 ave: -60.8 10^-3 m/s^2 rel: -0.26 Storm rel vorticity (0-3000m) horiz: 13.7 stream: -3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.05 Bulk Shear: 33.42 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 ------------------------------------------------------------------------------- 500 218 6 172 15| 9.6 0.0 9.6| 18.8 -20.3 -1.5 -3.1 0.09| 17.9 1.6 1000 84 10 120 18| 4.8 11.4 16.2| 18.8-186.2-167.4 -167.4 -0.54| 23.4-12.7 1500 68 11 110 17| 3.2 7.7 10.9| 18.8-215.8-197.1 -131.4 -0.53| 20.2-10.7 2000 64 11 108 17| 2.4 4.6 7.0| 23.0-216.3-193.4 -96.7 -0.39| 17.8 -6.9 2500 81 10 118 18| 1.9 2.5 4.4| 24.8-217.0-192.2 -76.9 -0.33| 15.6 -5.2 3000 74 10 116 17| 1.6 2.1 3.7| 34.6-217.0-182.4 -60.8 -0.26| 13.7 -3.6 4000 336 11 101 1| 1.7 1.5 3.3| 54.9-217.0-162.2 -40.5 -0.15| 11.4 -1.7 5000 305 13 242 6| 2.0 1.2 3.3| 78.8-217.0-138.2 -27.6 -0.08| 10.0 -0.8 6000 300 16 254 8| 1.8 1.1 2.8| 83.3-217.0-133.8 -22.3 -0.07| 8.5 -0.6 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251015.00.gif