UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120200.upa.cvt Date: 0000Z 2 DEC 25 Searching for X8341... Searching the city database file for: X8341 ... Date:0000Z 2 DEC 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 205 SFC 945 652 -5.1 -7.1 86 2.0 -5.8 200 1 272.4 272.8 270.5 278.9 2.37 2 944 660 -5.3 -6.8 89 1.5 -5.8 198 1 272.3 272.7 270.5 279.0 2.43 3 937 719 2.4 0.2 85 2.2 1.4 184 3 280.7 281.4 277.7 292.2 4.14 4 928 798 2.6 -1.1 77 3.7 1.0 166 6 281.7 282.4 277.8 292.4 3.80 5 925 824 2.8 -1.5 73 4.3 1.0 160 7 282.2 282.8 277.9 292.6 3.70 6 923 842 3.0 -1.7 71 4.7 1.0 163 7 282.6 283.2 278.1 292.8 3.65 7 921 859 3.0 -2.0 70 5.0 0.9 166 7 282.7 283.3 278.0 292.8 3.58 8 906 992 5.4 -2.6 56 8.0 2.0 189 7 286.5 287.1 279.8 296.5 3.48 9 894 1101 4.6 -8.4 38 13.0 -0.3 208 6 286.8 287.2 278.3 293.4 2.26 10 879 1239 7.4 -9.6 29 17.0 0.9 232 6 291.1 291.5 280.1 297.4 2.10 11 850 1515 7.0 -15.0 19 22.0 -0.6 280 5 293.5 293.7 280.4 297.8 1.40 12 801 2000 4.0 -20.0 15 24.0 -3.3 269 6 295.3 295.5 280.6 298.4 0.97 13 700 3076 -5.1 -17.1 38 12.0 -8.7 245 9 296.8 297.1 281.9 301.3 1.43 14 603 4227 -14.5 -22.5 51 8.0 -16.3 241 18 298.9 299.1 282.3 302.2 1.04 15 500 5620 -24.3 -34.3 39 10.0 -25.6 235 29 303.4 303.5 283.3 304.8 0.42 16 400 7200 -37.1 -48.1 31 11.0 -37.7 235 29 306.8 306.8 284.2 307.2 0.12 17 371 7718 -41.3 -52.3 29 11.0 -41.8 236 30 307.9 307.9 284.6 308.2 0.08 18 314 8832 -50.1 -62.1 23 12.0 -50.3 239 31 310.7 310.7 285.6 310.8 0.03 19 300 9130 -51.9 -63.9 22 12.0 -52.1 240 31 312.2 312.2 286.1 312.3 0.02 20 258 10091 -56.9 -69.9 18 13.0 -57.1 230 27 318.6 318.6 288.3 318.6 0.01 21 250 10290 -56.7 -68.7 21 12.0 -56.8 235 31 321.8 321.8 289.3 321.8 0.01 22 200 11710 -57.3 -70.3 18 13.0 -57.5 265 23 342.0 342.0 294.8 342.1 0.01 23 150 13520 -58.3 -72.3 15 14.0 -58.5 260 33 369.6 369.6 300.5 369.7 0.01 24 132 14325 -57.9 -73.9 11 16.0 -58.2 262 32 384.1 384.1 302.9 384.2 0.01 25 103 15868 -63.3 -92.3 1 29.0 -63.5 265 29 402.0 402.0 305.5 402.0 0.00 26 100 16050 -63.1 -92.1 1 29.0 -63.3 265 29 405.8 405.8 306.0 405.8 0.00 27 70 18230 -65.1 -93.1 1 28.0 -65.3 290 40 445.1 445.1 310.4 445.1 0.00 28 50 20270 -67.9 -94.9 1 27.0 -68.1 275 50 483.5 483.5 313.7 483.5 0.00 29 30 23320 -69.7 -96.7 1 27.0 -70.0 290 56 554.6 554.6 318.3 554.6 0.00 30 26 24174 -70.5 -97.5 1 27.0 -70.8 283 57 575.5 575.5 319.5 575.5 0.00 31 20 25750 -67.1 -95.1 1 28.0 -67.7 270 60 630.8 630.8 321.9 630.8 0.00 32 17 26734 -65.7 -93.7 1 28.0 -66.5 665.3 665.3 323.3 665.3 0.00 TRP 258 10091 -56.9 -69.9 18 13.0 -57.1 230 27 318.6 318.6 288.3 318.6 0.01 WND Sounding variables and indices 1000-500 mb thick: 5415.00 m Freezing level: Surface below freezing Freezing level: 939.18 mb = 700.84 m = 2299.32 ft Freezing level: 756.60 mb = 2472.79 m = 8112.73 ft Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 38.96 % Est. max temperature: 17.51 C = 63.52 F Sfc-Lift cond lev (LCL): 915.45 mb = 908.19 m = 2979.59 ft T: 3.88 C 700-500 lapse rate: 7.55 C/km ThetaE index: 3.09 C Layer 894.0- 879.0 mb Conv cond level (CCL): 639.19 mb = 3777.43 m = 12392.98 ft Mean mixing ratio: 2.62 g/kg Conv temperature: 20.21 C = 68.38 F Cap Strength: 8.23 C Lifted Index: 8.38 C Risk: None Lifted Index @300 mb: 12.36 C Lifted Index @700 mb: 7.42 C Showalter Index: 6.21 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 31.30 C Cross Totals Index: 9.30 C K Index: 4.30 Risk: None Sweat Index: 39.00 Risk: None Energy Index: 1.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 67.41 J/kg Max Up Vert Vel: 11.61 m/s Conv Inhibition (B-): 48341.89 J/kg Cap Strength: 8.23 C Lift Cond Lev (LCL): 748.06 mb = 2545.75 m = 8352.10 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 268 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 ---------------------------------------------------------- 0 945 652 200 1 0.3 0.9 | 92 12 -11.6 0.4 1 925 824 160 7 -2.4 6.6 | 113 16 -14.4 6.1 2 850 1515 280 5 4.9 -0.9 | 79 7 -7.0 -1.4 3 700 3076 245 9 8.2 3.8 | 131 5 -3.8 3.3 4 500 5620 235 29 23.8 16.6 | 216 20 11.8 16.1 5 400 7200 235 29 23.8 16.6 | 216 20 11.8 16.1 6 300 9130 240 31 26.8 15.5 | 225 21 14.9 15.0 7 258 10091 230 27 20.7 17.4 | 207 19 8.7 16.9 8 250 10290 235 31 25.4 17.8 | 218 22 13.4 17.3 9 200 11710 265 23 22.9 2.0 | 262 11 10.9 1.5 10 150 13520 260 33 32.5 5.7 | 256 21 20.5 5.2 11 100 16050 265 29 28.9 2.5 | 263 17 16.9 2.0 12 70 18230 290 40 37.6 -13.7 | 299 29 25.6 -14.2 13 50 20270 275 50 49.8 -4.4 | 277 38 37.8 -4.9 14 30 23320 290 56 52.6 -19.2 | 296 45 40.7 -19.7 15 20 25750 270 60 60.0 -0.0 | 271 48 48.0 -0.5 Wind Parameters Mean winds (0-6000m): 237.6 at 16.0 knts Storm direction: 267.6 at 12.0 knts Shear (0-3000m) pos: 0.9 neg: 1.6 tot: 2.5 10-3/s Storm rel Dir Shear (0-3000m): 88.4 deg Storm rel helicity (0-3000m) pos: 32.4 neg: -10.1 tot: 22.2 m^2/s^2 ave: 7.4 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.69 Bulk Shear: 25.05 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 ------------------------------------------------------------------------------- 500 180 6 113 13| 5.3 0.0 5.3| 20.5 -0.8 19.7 39.4 0.47| 12.6 5.9 1000 208 6 115 10| 2.7 0.0 2.7| 20.7 -10.1 10.6 10.6 0.05| 9.6 0.5 1500 239 6 109 7| 1.8 0.6 2.4| 22.3 -10.1 12.1 8.1 0.10| 7.0 0.7 2000 247 6 107 7| 1.3 0.9 2.3| 24.5 -10.1 14.4 7.2 0.17| 5.7 1.0 2500 246 7 110 6| 1.1 1.2 2.3| 27.4 -10.1 17.3 6.9 0.24| 5.1 1.2 3000 245 7 116 6| 0.9 1.6 2.5| 32.4 -10.1 22.2 7.4 0.34| 4.9 1.7 4000 242 10 142 5| 0.7 2.2 2.9| 41.4 -10.1 31.3 7.8 0.38| 4.7 1.8 5000 239 13 174 6| 0.5 2.6 3.1| 47.0 -10.1 36.9 7.4 0.35| 4.6 1.6 6000 238 16 191 8| 0.4 2.2 2.6| 47.0 -10.1 36.9 6.1 0.35| 3.8 1.3 Wrote GIF file: /home/apache/climate/data/raob//X8341/skewt/X8341.skewt.20251202.00.gif