UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 3 DEC 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1016 25 -9.1 -13.5 70 4.4 -10.1 70 9 262.9 263.1 262.1 266.4 1.33 1 1000 148 -9.7 -14.7 67 5.0 -10.8 95 13 263.5 263.6 262.3 266.8 1.22 2 925 743 -15.1 -18.5 75 3.4 -15.7 115 21 263.9 264.0 262.1 266.5 0.96 3 916 817 -15.3 -18.9 74 3.6 -16.0 114 22 264.4 264.6 262.5 267.0 0.94 4 905 908 -14.7 -19.2 69 4.5 -15.6 112 23 265.9 266.1 263.6 268.5 0.92 5 868 1223 -15.7 -28.7 32 13.0 -17.5 107 26 268.1 268.2 264.1 269.3 0.41 6 850 1381 -16.3 -31.3 26 15.0 -18.2 105 27 269.1 269.1 264.7 270.1 0.33 7 760 2215 -21.1 -40.1 16 19.0 -22.8 105 25 272.6 272.7 266.8 273.1 0.15 8 700 2817 -24.9 -44.9 14 20.0 -26.3 105 23 274.9 274.9 268.2 275.2 0.10 9 689 2932 -25.7 -45.7 14 20.0 -27.1 103 23 275.3 275.3 268.4 275.6 0.09 10 581 4144 -33.5 -40.5 49 7.0 -34.0 83 23 279.9 279.9 271.5 280.5 0.19 11 500 5180 -40.7 -45.7 59 5.0 -40.9 65 23 283.4 283.4 273.3 283.8 0.13 12 400 6660 -51.7 -56.7 55 5.0 -51.8 75 17 287.8 287.8 275.6 288.0 0.04 13 320 8080 -60.9 -65.7 53 4.8 -60.9 55 15 294.0 294.0 278.7 294.1 0.02 14 302 8439 -62.3 -67.1 52 4.8 -62.3 50 15 297.0 297.0 280.0 297.0 0.02 15 300 8480 -62.3 -67.1 52 4.8 -62.3 50 15 297.5 297.5 280.3 297.6 0.02 16 250 9610 -60.1 -65.0 53 4.9 -60.2 30 11 316.7 316.7 287.7 316.8 0.02 17 242 9812 -60.5 -65.4 52 4.9 -60.6 28 12 319.1 319.1 288.5 319.2 0.02 18 213 10613 -56.3 -61.3 53 5.0 -56.4 19 15 337.5 337.5 293.7 337.7 0.05 19 202 10948 -58.7 -63.7 52 5.0 -58.8 16 17 338.8 338.8 294.1 339.0 0.04 20 200 11010 -58.5 -63.5 52 5.0 -58.6 15 17 340.1 340.1 294.4 340.3 0.04 21 190 11333 -56.7 -61.7 53 5.0 -56.8 11 17 348.0 348.1 296.3 348.3 0.05 22 150 12820 -58.7 -64.7 46 6.0 -58.8 355 15 368.9 369.0 300.4 369.1 0.04 23 100 15350 -61.1 -68.1 39 7.0 -61.3 335 11 409.7 409.7 306.5 409.9 0.04 24 70 17550 -63.9 -71.9 33 8.0 -64.1 350 9 447.7 447.7 310.7 447.9 0.03 25 50 19600 -67.1 -76.1 27 9.0 -67.3 50 15 485.4 485.4 313.9 485.5 0.02 26 40 20939 -69.5 -78.5 26 9.0 -69.6 511.3 511.3 315.7 511.5 0.02 TRP 302 8439 -62.3 -67.1 52 4.8 -62.3 50 15 297.0 297.0 280.0 297.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5032.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 39.82 % Est. max temperature: -3.73 C = 25.28 F Sfc-Lift cond lev (LCL): 946.77 mb = 565.48 m = 1855.24 ft T: -13.49 C 700-500 lapse rate: 6.69 C/km ThetaE index: 0.26 C Layer 925.0- 916.0 mb Conv cond level (CCL): 808.69 mb = 1752.12 m = 5748.35 ft Mean mixing ratio: 1.10 g/kg Conv temperature: -1.26 C = 29.73 F Cap Strength: 11.66 C Lifted Index: 13.89 C Risk: None Lifted Index @300 mb: 21.88 C Lifted Index @700 mb: 8.36 C Showalter Index: 11.14 C Risk: None Total Totals Index: 33.80 C Risk: None Vertical Totals Index: 24.40 C Cross Totals Index: 9.40 C K Index: -26.90 Risk: None Sweat Index: 77.00 Risk: None Energy Index: 2.89 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.17 J/kg Max Up Vert Vel: 2.08 m/s Conv Inhibition (B-): 38734.63 J/kg Cap Strength: 13.83 C Lift Cond Lev (LCL): 902.41 mb = 929.70 m = 3050.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 122 at 17 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 1016 25 70 9 -8.5 -3.1 | 334 13 5.8 -12.1 1 1000 148 95 13 -13.0 1.1 | 350 8 1.3 -7.9 2 925 743 115 21 -19.0 8.9 | 88 5 -4.7 -0.1 3 850 1381 105 27 -26.1 7.0 | 80 12 -11.8 -2.0 4 700 2817 105 23 -22.2 6.0 | 69 8 -7.9 -3.1 5 500 5180 65 23 -20.8 -9.7 | 19 20 -6.6 -18.7 6 400 6660 75 17 -16.4 -4.4 | 9 14 -2.1 -13.4 7 302 8439 50 15 -11.5 -9.6 | 351 19 2.8 -18.7 8 300 8480 50 15 -11.5 -9.6 | 351 19 2.8 -18.7 9 250 9610 30 11 -5.5 -9.5 | 335 21 8.8 -18.5 10 200 11010 15 17 -4.4 -16.4 | 339 27 9.9 -25.4 11 150 12820 355 15 1.3 -14.9 | 327 29 15.6 -24.0 12 100 15350 335 11 4.6 -10.0 | 315 27 18.9 -19.0 13 70 17550 350 9 1.6 -8.9 | 318 24 15.9 -17.9 14 50 19600 50 15 -11.5 -9.6 | 351 19 2.8 -18.7 Wind Parameters Mean winds (0-6000m): 92.2 at 22.5 knts Storm direction: 122.2 at 16.9 knts Shear (0-3000m) pos: 3.1 neg: 0.6 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 87.5 deg Storm rel helicity (0-3000m) pos: 20.8 neg: -10.6 tot: 10.2 m^2/s^2 ave: 3.4 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 1.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.23 Bulk Shear: 9.32 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 99 14 360 7| 12.6 0.0 12.6| 16.4 0.0 16.4 32.8 0.66| 12.7 8.4 1000 108 18 36 4| 9.2 0.0 9.2| 20.8 -0.5 20.3 20.3 0.60| 9.9 6.0 1500 107 20 60 6| 6.1 1.3 7.4| 20.8 -3.2 17.6 11.7 0.45| 8.1 3.6 2000 107 22 67 7| 4.6 0.7 5.3| 20.8 -5.0 15.8 7.9 0.40| 6.4 2.6 2500 106 22 69 8| 3.7 0.5 4.1| 20.8 -6.9 13.9 5.6 0.35| 5.4 1.9 3000 106 23 69 8| 3.1 0.6 3.7| 20.8 -10.6 10.2 3.4 0.27| 4.9 1.3 4000 103 23 63 9| 2.3 1.4 3.6| 20.8 -25.5 -4.7 -1.2 0.08| 4.5 0.4 5000 97 23 53 10| 1.8 1.8 3.6| 20.8 -45.9 -25.1 -5.0 -0.04| 4.3 -0.2 6000 92 23 45 12| 1.5 1.4 3.0| 20.8 -55.6 -34.8 -5.8 -0.08| 4.0 -0.3 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251203.00.gif