UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102000.upa.cvt Date: 0000Z 20 OCT 25 Searching for X8341... Searching the city database file for: X8341 ... Date:0000Z 20 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 198 SFC 946 652 4.0 -2.0 65 6.0 1.5 255 3 281.6 282.2 277.3 291.4 3.49 2 945 661 3.6 -1.4 70 5.0 1.5 253 3 281.3 281.9 277.4 291.5 3.65 3 940 705 7.2 1.2 66 6.0 4.4 241 3 285.4 286.1 280.4 297.9 4.44 4 925 838 7.8 -1.2 53 9.0 3.7 205 3 287.3 287.9 280.5 298.1 3.78 5 904 1027 6.8 -6.2 39 13.0 1.5 185 4 288.1 288.6 279.5 295.9 2.66 6 850 1533 7.2 -4.8 42 12.0 2.0 130 7 293.7 294.3 282.6 303.0 3.14 7 837 1660 7.4 -4.6 42 12.0 2.1 140 8 295.2 295.8 283.4 304.9 3.24 8 758 2468 2.0 -11.0 37 13.0 -2.9 201 13 297.8 298.2 283.2 304.5 2.18 9 752 2532 2.4 -15.6 25 18.0 -3.7 206 13 299.0 299.2 282.9 303.7 1.51 10 700 3108 -0.7 -24.7 14 24.0 -7.1 250 17 301.7 301.8 283.1 304.1 0.74 11 629 3952 -7.3 -24.3 24 17.0 -11.6 256 21 303.5 303.7 283.9 306.3 0.85 12 564 4797 -11.1 -34.1 13 23.0 -15.4 263 26 308.7 308.8 285.3 310.0 0.38 13 500 5710 -17.9 -39.9 13 22.0 -21.0 270 31 311.2 311.3 286.1 312.1 0.24 14 435 6736 -24.3 -46.3 11 22.0 -26.6 273 37 315.7 315.8 287.5 316.3 0.14 15 400 7340 -29.5 -49.5 13 20.0 -31.1 275 40 316.6 316.7 287.8 317.0 0.10 16 300 9320 -45.7 -59.7 19 14.0 -46.1 265 46 320.9 321.0 289.1 321.1 0.04 17 272 9966 -51.3 -65.3 17 14.0 -51.5 268 47 321.9 321.9 289.3 322.0 0.02 18 250 10510 -55.1 -68.1 18 13.0 -55.3 270 48 324.1 324.2 290.0 324.2 0.02 19 205 11757 -61.9 -74.9 16 13.0 -62.0 275 42 332.4 332.4 292.4 332.4 0.01 20 200 11910 -61.3 -74.3 16 13.0 -61.4 270 42 335.7 335.7 293.2 335.7 0.01 21 183 12463 -58.3 -71.3 17 13.0 -58.5 268 41 349.2 349.2 296.5 349.3 0.01 22 153 13586 -57.9 -71.9 15 14.0 -58.1 265 40 368.2 368.2 300.2 368.3 0.02 23 150 13710 -58.7 -72.7 15 14.0 -58.9 265 40 368.9 369.0 300.4 369.0 0.01 24 100 16240 -62.1 -91.1 1 29.0 -62.3 270 46 407.7 407.7 306.2 407.7 0.00 25 70 18440 -63.3 -92.3 1 29.0 -63.6 275 46 449.0 449.0 310.7 449.0 0.00 26 50 20530 -60.7 -90.7 1 30.0 -61.2 285 29 500.4 500.4 315.0 500.4 0.00 27 32 23291 -61.9 -90.9 1 29.0 -62.6 276 44 565.4 565.4 318.9 565.4 0.00 28 30 23690 -61.1 -91.1 1 30.0 -61.9 275 46 578.1 578.1 319.6 578.1 0.00 29 24 25085 -56.7 -87.7 1 31.0 -58.3 281 39 629.0 629.0 321.9 629.0 0.01 30 20 26240 -55.9 -86.9 1 31.0 -57.9 285 33 665.1 665.1 323.3 665.1 0.01 31 19 26568 -53.9 -85.9 1 32.0 -56.5 282 34 681.1 681.1 323.8 681.2 0.01 32 13 29008 -53.9 -85.9 1 32.0 -57.3 263 39 759.2 759.2 326.2 759.3 0.02 33 11 30093 -49.3 -82.3 1 33.0 -54.8 255 41 813.1 813.1 327.5 813.4 0.04 34 10 30720 -48.3 -82.3 1 34.0 -54.5 250 42 839.3 839.3 328.2 839.7 0.05 35 9.8 30853 -47.5 -81.5 1 34.0 -54.1 847.1 847.1 328.4 847.6 0.05 36 8.8 31560 -50.5 -83.5 1 33.0 -56.2 862.0 862.0 328.7 862.4 0.04 37 8.5 31788 -47.1 -81.1 1 34.0 -54.4 883.9 883.9 329.1 884.5 0.07 TRP 205 11757 -61.9 -74.9 16 13.0 -62.0 275 42 332.4 332.4 292.4 332.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5512.00 m Freezing level: 711.74 mb = 2977.96 m = 9770.08 ft Wetbulb zero: 803.23 mb = 1995.52 m = 6546.89 ft Precipitable water: 0.31 inches Sfc-500 mean rel hum: 26.43 % Est. max temperature: 18.73 C = 65.71 F Sfc-Lift cond lev (LCL): 862.18 mb = 1416.07 m = 4645.85 ft T: 7.11 C 700-500 lapse rate: 6.61 C/km ThetaE index: 2.22 C Layer 904.0- 850.0 mb Conv cond level (CCL): 596.50 mb = 4362.87 m = 14313.69 ft Mean mixing ratio: 3.21 g/kg Conv temperature: 28.08 C = 82.54 F Cap Strength: 11.50 C Lifted Index: 12.02 C Risk: None Lifted Index @300 mb: 15.92 C Lifted Index @700 mb: 9.53 C Showalter Index: 8.97 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 25.10 C Cross Totals Index: 13.10 C K Index: -3.70 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 1.98 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 34.88 J/kg Max Up Vert Vel: 8.35 m/s Conv Inhibition (B-): 54215.02 J/kg Cap Strength: 11.96 C Lift Cond Lev (LCL): 756.24 mb = 2486.73 m = 8158.48 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 290 at 15 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 ---------------------------------------------------------- 0 946 652 255 3 2.9 0.8 | 118 12 -11.0 5.9 1 925 838 205 3 1.3 2.7 | 122 15 -12.6 7.9 2 850 1533 130 7 -5.4 4.5 | 117 22 -19.3 9.6 3 700 3108 250 17 16.0 5.8 | 191 11 2.1 11.0 4 500 5710 270 31 31.0 -0.0 | 253 18 17.1 5.1 5 400 7340 275 40 39.8 -3.5 | 266 26 26.0 1.7 6 300 9320 265 46 45.8 4.0 | 254 33 31.9 9.1 7 250 10510 270 48 48.0 -0.0 | 261 34 34.1 5.1 8 205 11757 275 42 41.8 -3.7 | 267 28 27.9 1.5 9 200 11910 270 42 42.0 -0.0 | 260 29 28.1 5.1 10 150 13710 265 40 39.8 3.5 | 252 27 26.0 8.6 11 100 16240 270 46 46.0 -0.0 | 261 33 32.1 5.1 12 70 18440 275 46 45.8 -4.0 | 268 32 31.9 1.1 13 50 20530 285 29 28.0 -7.5 | 280 14 14.1 -2.4 14 30 23690 275 46 45.8 -4.0 | 268 32 31.9 1.1 15 20 26240 285 33 31.9 -8.5 | 281 18 18.0 -3.4 16 10 30720 250 42 39.5 14.4 | 233 32 25.6 19.5 Wind Parameters Mean winds (0-6000m): 260.3 at 19.8 knts Storm direction: 290.3 at 14.8 knts Shear (0-3000m) pos: 4.2 neg: 1.6 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 88.3 deg Storm rel helicity (0-3000m) pos: 131.9 neg: -13.0 tot: 118.9 m^2/s^2 ave: 39.6 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 4.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.78 Bulk Shear: 44.79 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 ------------------------------------------------------------------------------- 500 198 4 124 15| 0.0 5.5 5.5| 5.5 -0.3 5.2 10.5 0.26| 5.7 1.4 1000 155 5 121 19| 0.0 4.9 4.9| 12.0 -13.0 -1.0 -1.0 0.01| 5.8 0.1 1500 159 6 124 20| 2.3 3.2 5.6| 52.2 -13.0 39.2 26.2 0.38| 6.3 2.4 2000 182 8 134 19| 3.7 2.4 6.1| 93.9 -13.0 80.9 40.4 0.55| 7.0 3.8 2500 216 9 147 15| 4.4 1.9 6.3|123.1 -13.0 110.1 44.0 0.61| 7.7 4.7 3000 230 11 155 13| 4.2 1.6 5.8|131.9 -13.0 118.9 39.6 0.63| 6.9 4.4 4000 245 14 173 11| 3.9 1.2 5.1|151.4 -13.0 138.3 34.6 0.67| 6.0 4.0 5000 255 17 194 10| 3.7 1.0 4.7|174.6 -13.0 161.6 32.3 0.69| 5.5 3.8 6000 260 20 213 10| 3.6 0.8 4.4|191.5 -13.0 178.5 29.8 0.68| 5.0 3.4 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251020.00.gif