UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101312.upa.cvt Date: 1200Z 13 OCT 25 Searching for X8341... Searching the city database file for: X8341 ... Date:1200Z 13 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 172 SFC 946 650 20.0 4.0 35 16.0 11.2 70 5 297.8 298.8 286.6 313.8 5.39 2 945 659 18.6 -0.4 28 19.0 9.0 67 5 296.5 297.2 284.7 308.2 3.93 3 925 842 17.0 -3.0 25 20.0 7.5 5 11 296.7 297.3 284.0 306.6 3.31 4 850 1553 10.6 -8.4 25 19.0 2.7 5 1 297.3 297.7 283.2 304.5 2.38 5 834 1711 9.2 -8.8 27 18.0 1.8 353 4 297.4 297.8 283.2 304.6 2.35 6 742 2667 2.2 -10.8 38 13.0 -2.8 281 19 299.9 300.3 284.1 306.9 2.26 7 704 3092 2.0 -12.0 35 14.0 -3.3 249 26 304.2 304.6 285.7 311.0 2.16 8 700 3138 1.6 -12.4 34 14.0 -3.7 245 27 304.3 304.6 285.7 310.9 2.11 9 500 5750 -18.3 -31.3 31 13.0 -20.7 275 35 310.7 310.8 286.3 312.7 0.56 10 435 6770 -27.1 -38.1 34 11.0 -28.4 281 48 312.2 312.2 286.5 313.4 0.33 11 400 7370 -30.1 -42.1 30 12.0 -31.3 285 56 315.9 315.9 287.6 316.7 0.24 12 376 7807 -33.3 -45.3 29 12.0 -34.3 285 61 317.3 317.3 288.1 317.9 0.18 13 300 9350 -46.1 -58.1 24 12.0 -46.5 285 81 320.4 320.4 288.9 320.6 0.05 14 283 9736 -48.5 -60.5 24 12.0 -48.8 287 93 322.3 322.3 289.5 322.5 0.04 15 266 10144 -48.5 -60.5 24 12.0 -48.8 288 107 328.1 328.1 291.2 328.3 0.04 16 250 10550 -50.5 -62.5 23 12.0 -50.8 290 120 331.0 331.0 292.0 331.1 0.03 17 216 11490 -56.5 -69.5 18 13.0 -56.7 295 116 335.8 335.8 293.3 335.9 0.02 18 204 11854 -55.3 -68.3 18 13.0 -55.5 290 122 343.2 343.2 295.1 343.3 0.02 19 200 11980 -54.9 -67.9 19 13.0 -55.1 295 112 345.8 345.8 295.7 345.9 0.02 20 151 13768 -55.7 -68.7 18 13.0 -56.0 285 91 373.4 373.4 301.2 373.5 0.02 21 150 13810 -55.9 -68.9 18 13.0 -56.2 285 91 373.8 373.8 301.2 373.9 0.02 22 100 16320 -65.1 -93.1 1 28.0 -65.3 280 68 401.9 401.9 305.5 401.9 0.00 23 99 16381 -65.1 -93.1 1 28.0 -65.3 280 67 403.1 403.1 305.6 403.1 0.00 24 92 16832 -62.7 -91.7 1 29.0 -62.9 281 60 416.4 416.4 307.3 416.4 0.00 25 83 17466 -64.3 -93.3 1 29.0 -64.5 283 51 425.6 425.6 308.3 425.6 0.00 26 79 17772 -60.7 -90.7 1 30.0 -61.0 283 46 439.1 439.1 309.8 439.1 0.00 27 70 18520 -64.1 -93.1 1 29.0 -64.4 285 35 447.3 447.3 310.6 447.3 0.00 28 68 18698 -64.3 -93.3 1 29.0 -64.6 285 35 450.5 450.5 310.9 450.5 0.00 29 63 19169 -61.3 -91.3 1 30.0 -61.7 287 34 467.1 467.1 312.4 467.1 0.00 30 58 19678 -64.7 -92.7 1 28.0 -65.0 288 34 470.6 470.6 312.7 470.6 0.00 31 50 20590 -62.3 -91.3 1 29.0 -62.7 290 33 496.7 496.7 314.7 496.7 0.00 32 48 20843 -60.9 -90.9 1 30.0 -61.4 290 32 505.8 505.8 315.4 505.8 0.00 33 35 22796 -63.5 -92.5 1 29.0 -64.0 293 26 546.9 546.9 317.9 546.9 0.00 34 32 23354 -57.3 -88.3 1 31.0 -58.5 294 24 577.7 577.7 319.6 577.7 0.00 35 30 23760 -59.9 -89.9 1 30.0 -60.8 295 23 581.3 581.3 319.8 581.4 0.00 36 25 24891 -61.9 -90.9 1 29.0 -62.8 284 27 606.7 606.7 320.9 606.7 0.00 37 23 25408 -60.5 -90.5 1 30.0 -61.6 279 28 625.5 625.5 321.7 625.5 0.00 38 22 25690 -52.1 -84.1 1 32.0 -54.8 276 29 658.5 658.5 323.0 658.6 0.02 39 20 26310 -49.1 -82.1 1 33.0 -52.8 270 31 685.9 685.9 324.0 686.1 0.02 40 19 26646 -48.9 -82.9 1 34.0 -52.8 270 30 696.6 696.7 324.3 696.8 0.02 41 17 27374 -50.7 -83.7 1 33.0 -54.4 269 28 713.4 713.4 324.8 713.6 0.02 42 15 28198 -45.7 -80.7 1 35.0 -51.5 268 25 756.0 756.0 326.1 756.4 0.04 43 13 29145 -48.3 -82.3 1 34.0 -53.6 267 22 778.6 778.6 326.7 778.9 0.04 44 11 30253 -44.7 -79.7 1 35.0 -52.1 266 19 829.8 829.8 328.0 830.4 0.06 45 10 30890 -45.3 -80.3 1 35.0 -52.8 265 17 850.5 850.5 328.4 851.1 0.06 46 9.7 31094 -44.3 -79.3 1 35.0 -52.4 861.7 861.7 328.7 862.4 0.08 TRP 216 11490 -56.5 -69.5 18 13.0 -56.7 295 116 335.8 335.8 293.3 335.9 0.02 WND 204 11854 -55.3 -68.3 18 13.0 -55.5 290 122 343.2 343.2 295.1 343.3 0.02 Sounding variables and indices 1000-500 mb thick: 5578.00 m Freezing level: 683.92 mb = 3348.01 m = 10984.15 ft Wetbulb zero: 797.63 mb = 2075.80 m = 6810.27 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 31.56 % Est. max temperature: 20.56 C = 69.00 F Sfc-Lift cond lev (LCL): 744.95 mb = 2634.94 m = 8644.72 ft T: 2.44 C 700-500 lapse rate: 7.62 C/km ThetaE index: 9.26 C Layer 945.0- 834.0 mb Conv cond level (CCL): 569.14 mb = 4744.55 m = 15565.93 ft Mean mixing ratio: 2.99 g/kg Conv temperature: 30.42 C = 86.76 F Cap Strength: 7.43 C Lifted Index: 6.64 C Risk: None Lifted Index @300 mb: 10.42 C Lifted Index @700 mb: 6.63 C Showalter Index: 7.58 C Risk: None Total Totals Index: 38.80 C Risk: None Vertical Totals Index: 28.90 C Cross Totals Index: 9.90 C K Index: 6.50 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 1.76 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.90 J/kg Max Up Vert Vel: 1.95 m/s Conv Inhibition (B-): 48998.37 J/kg Cap Strength: 7.43 C Lift Cond Lev (LCL): 667.78 mb = 3503.81 m = 11495.29 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 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 ---------------------------------------------------------- 0 946 650 70 5 -4.7 -1.7 | 107 22 -21.3 6.5 1 925 842 5 11 -1.0 -11.0 | 81 18 -17.5 -2.7 2 850 1553 5 1 -0.1 -1.0 | 113 18 -16.7 7.2 3 700 3138 245 27 24.5 11.4 | 202 21 7.9 19.6 4 500 5750 275 35 34.9 -3.1 | 254 19 18.3 5.2 5 400 7370 285 56 54.1 -14.5 | 280 38 37.5 -6.3 6 300 9350 285 81 78.2 -21.0 | 282 63 61.7 -12.8 7 250 10550 290 120 112.8 -41.0 | 289 102 96.2 -32.8 8 216 11490 295 116 105.1 -49.0 | 295 97 88.5 -40.8 9 204 11854 290 122 114.6 -41.7 | 289 104 98.1 -33.5 10 200 11980 295 112 101.5 -47.3 | 295 93 84.9 -39.1 11 150 13810 285 91 87.9 -23.6 | 282 73 71.3 -15.3 12 100 16320 280 68 67.0 -11.8 | 274 51 50.4 -3.6 13 70 18520 285 35 33.8 -9.1 | 273 17 17.2 -0.8 14 50 20590 290 33 31.0 -11.3 | 282 15 14.4 -3.1 15 30 23760 295 23 20.8 -9.7 | 289 5 4.3 -1.5 16 20 26310 270 31 31.0 -0.0 | 240 17 14.4 8.2 17 10 30890 265 17 16.9 1.5 | 182 10 0.3 9.7 Wind Parameters Mean winds (0-6000m): 266.3 at 24.7 knts Storm direction: 296.3 at 18.5 knts Shear (0-3000m) pos: 0.5 neg: 5.5 tot: 6.0 10-3/s Storm rel Dir Shear (0-3000m): 103.6 deg Storm rel helicity (0-3000m) pos: 68.0 neg: -86.6 tot: -18.7 m^2/s^2 ave: -6.2 10^-3 m/s^2 rel: 0.03 Storm rel vorticity (0-3000m) horiz: 11.1 stream: 0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.02 Bulk Shear: 104.51 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 11 9 90 18| 0.0 6.6 6.6| 19.3 -50.0 -30.8 -61.6 -0.34| 15.3 -5.2 1000 9 6 97 18| 0.0 2.5 2.5| 44.9 -56.5 -11.6 -11.6 -0.04| 11.3 -0.5 1500 352 6 97 16| 0.0 4.6 4.6| 44.9 -75.1 -30.1 -20.1 -0.18| 10.8 -1.9 2000 311 8 105 11| 0.0 6.0 6.0| 49.9 -75.4 -25.4 -12.7 0.02| 11.5 0.2 2500 261 11 152 11| 0.0 6.6 6.6| 50.9 -86.6 -35.7 -14.3 -0.02| 12.6 -0.3 3000 256 14 165 12| 0.5 5.5 6.0| 68.0 -86.6 -18.7 -6.2 0.03| 11.1 0.3 4000 256 18 184 13| 1.3 4.1 5.4|102.9 -86.6 16.3 4.1 0.12| 9.2 1.1 5000 261 21 202 12| 1.7 3.3 5.0|139.7 -86.6 53.0 10.6 0.20| 8.1 1.6 6000 266 25 219 13| 2.5 2.7 5.2|186.4 -86.6 99.7 16.6 0.25| 7.9 2.0 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251013.12.gif