UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042912.upa.cvt Date: 1200Z 29 APR 25 Searching for U4266... Searching the city database file for: U4266 ... Date:1200Z 29 APR 25 Station: U4266 WMO ident: 24266 Latitude: 67.55 Longitude: 133.38 ------------------------------------------------------------------------------- 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 123 15 1 SFC 998 139 1.8 -10.2 41 12.0 -2.1 15 1 275.1 275.4 271.2 280.1 1.76 2 925 745 -3.5 -15.5 39 12.0 -6.7 355 1 275.7 275.9 270.7 279.3 1.23 3 906 909 -4.9 -15.9 42 11.0 -7.8 313 1 275.9 276.1 270.8 279.4 1.22 4 850 1408 -6.9 -16.9 45 10.0 -9.4 185 3 278.9 279.1 272.5 282.4 1.20 5 840 1500 -7.3 -18.3 41 11.0 -10.0 188 3 279.4 279.6 272.6 282.6 1.07 6 758 2292 -12.3 -15.9 74 3.6 -13.2 215 7 282.4 282.6 274.9 286.6 1.46 7 702 2872 -17.7 -20.2 81 2.5 -18.2 234 9 282.7 282.8 274.5 285.9 1.09 8 700 2893 -17.7 -20.1 81 2.4 -18.2 235 9 282.9 283.1 274.6 286.2 1.11 9 693 2968 -16.1 -18.5 82 2.4 -16.6 238 9 285.5 285.7 276.3 289.3 1.28 10 689 3012 -16.3 -18.6 82 2.3 -16.8 239 9 285.7 285.9 276.5 289.6 1.28 11 527 4984 -27.1 -31.7 65 4.6 -27.7 315 6 295.5 295.6 280.1 297.2 0.51 12 500 5360 -30.1 -36.1 56 6.0 -30.7 330 5 296.3 296.4 280.2 297.5 0.35 13 418 6611 -40.1 -52.1 27 12.0 -40.6 306 11 299.1 299.1 281.0 299.4 0.07 14 400 6910 -42.7 -53.7 29 11.0 -43.1 300 13 299.5 299.5 281.2 299.7 0.06 15 395 6995 -43.5 -54.5 29 11.0 -43.9 300 13 299.5 299.5 281.2 299.7 0.06 16 302 8748 -55.9 -64.9 32 9.0 -56.0 295 21 306.0 306.0 283.8 306.0 0.02 17 300 8790 -55.9 -64.9 32 9.0 -56.0 295 21 306.6 306.6 284.0 306.6 0.02 18 264 9615 -52.7 -61.7 33 9.0 -52.9 327 10 322.6 322.7 289.6 322.8 0.04 19 250 9970 -50.7 -59.7 34 9.0 -51.0 340 5 330.7 330.7 292.0 330.9 0.05 20 209 11141 -48.3 -62.3 18 14.0 -48.8 344 7 351.8 351.8 297.1 352.0 0.04 21 200 11430 -48.7 -63.7 16 15.0 -49.2 345 7 355.7 355.7 297.8 355.8 0.04 22 150 13320 -49.5 -69.5 8 20.0 -50.1 355 9 384.8 384.8 303.0 384.9 0.02 23 100 15970 -51.7 -75.7 4 24.0 -52.5 350 7 427.8 427.8 308.6 427.9 0.01 24 78 17582 -51.5 -75.5 4 24.0 -52.5 459.8 459.8 311.8 459.9 0.02 TRP 302 8748 -55.9 -64.9 32 9.0 -56.0 295 21 306.0 306.0 283.8 306.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5237.00 m Freezing level: 973.21 mb = 344.89 m = 1131.53 ft Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 62.87 % Est. max temperature: 5.71 C = 42.28 F Sfc-Lift cond lev (LCL): 827.35 mb = 1617.06 m = 5305.25 ft T: -8.04 C 700-500 lapse rate: 5.03 C/km ThetaE index: 0.79 C Layer 925.0- 906.0 mb Conv cond level (CCL): 708.78 mb = 2799.04 m = 9183.08 ft Mean mixing ratio: 1.42 g/kg Conv temperature: 9.31 C = 48.75 F Cap Strength: 13.78 C Lifted Index: 14.12 C Risk: None Lifted Index @300 mb: 19.08 C Lifted Index @700 mb: 5.25 C Showalter Index: 11.95 C Risk: None Total Totals Index: 36.40 C Risk: None Vertical Totals Index: 23.20 C Cross Totals Index: 13.20 C K Index: 3.90 Risk: None Sweat Index: 11.00 Risk: None Energy Index: 3.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.12 J/kg Max Up Vert Vel: 2.50 m/s Conv Inhibition (B-): 23392.45 J/kg Cap Strength: 14.05 C Lift Cond Lev (LCL): 787.64 mb = 1996.15 m = 6548.97 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 4 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 ---------------------------------------------------------- 0 998 139 15 1 -0.3 -1.0 | 99 4 -4.2 0.7 1 925 745 355 1 0.1 -1.0 | 99 4 -3.8 0.6 2 850 1408 185 3 0.3 3.0 | 142 6 -3.7 4.6 3 700 2893 235 9 7.4 5.2 | 207 8 3.5 6.8 4 500 5360 330 5 2.5 -4.3 | 28 3 -1.4 -2.7 5 400 6910 300 13 11.3 -6.5 | 304 9 7.3 -4.9 6 302 8748 295 21 19.0 -8.9 | 296 17 15.1 -7.2 7 300 8790 295 21 19.0 -8.9 | 296 17 15.1 -7.2 8 250 9970 340 5 1.7 -4.7 | 36 4 -2.2 -3.1 9 200 11430 345 7 1.8 -6.8 | 22 6 -2.1 -5.1 10 150 13320 355 9 0.8 -9.0 | 23 8 -3.1 -7.3 11 100 15970 350 7 1.2 -6.9 | 27 6 -2.7 -5.3 Wind Parameters Mean winds (0-6000m): 262.6 at 5.7 knts Storm direction: 292.6 at 4.2 knts Shear (0-3000m) pos: 1.2 neg: 0.8 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 116.7 deg Storm rel helicity (0-3000m) pos: 17.9 neg: -0.7 tot: 17.2 m^2/s^2 ave: 5.7 10^-3 m/s^2 rel: 0.67 Storm rel vorticity (0-3000m) horiz: 2.7 stream: 1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.66 Bulk Shear: 4.73 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 7 1 99 4| 0.0 0.3 0.3| 0.0 -0.0 0.0 0.0 0.04| 0.3 0.0 1000 331 1 100 3| 0.0 1.5 1.5| 1.4 -0.0 1.4 1.4 0.58| 1.7 1.0 1500 193 2 134 5| 0.0 1.7 1.7| 3.1 -0.7 2.5 1.7 0.37| 2.6 1.0 2000 202 3 144 5| 0.6 1.3 1.9| 7.3 -0.7 6.7 3.3 0.52| 2.6 1.3 2500 216 3 157 5| 1.1 1.0 2.1| 12.7 -0.7 12.0 4.8 0.62| 2.6 1.7 3000 226 4 170 5| 1.2 0.8 2.0| 17.9 -0.7 17.2 5.7 0.67| 2.7 1.8 4000 240 5 188 4| 1.0 0.6 1.7| 22.8 -0.7 22.2 5.5 0.69| 2.8 1.9 5000 248 5 197 4| 0.9 0.5 1.4| 25.4 -0.7 24.8 5.0 0.73| 2.7 2.0 6000 263 6 216 3| 0.8 0.5 1.3| 25.9 -4.5 21.4 3.6 0.51| 2.7 1.4 Wrote GIF file: /home/apache/climate/data/raob//U4266/skewt/U4266.skewt.20250429.12.gif