UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042900.upa.cvt Date: 0000Z 29 APR 25 Searching for U5123... Searching the city database file for: U5123 ... Date:0000Z 29 APR 25 Station: U5123 WMO ident: 25123 Latitude: 68.80 Longitude: 161.28 ------------------------------------------------------------------------------- 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 19 -0.3 -12.3 40 12.0 -3.8 270 3 271.6 271.9 268.5 275.7 1.46 1 1015 27 0.2 -13.8 34 14.0 -3.8 266 3 272.2 272.4 268.5 275.9 1.29 2 959 477 -5.3 -16.3 42 11.0 -8.0 170 7 271.1 271.3 267.5 274.2 1.11 3 925 759 -7.5 -15.5 53 8.0 -9.5 135 9 271.6 271.8 268.1 275.1 1.23 4 870 1233 -11.9 -16.9 66 5.0 -13.0 131 16 271.9 272.1 268.1 275.2 1.17 5 850 1412 -10.9 -15.0 72 4.1 -11.9 130 19 274.7 275.0 270.4 278.7 1.40 6 847 1439 -10.5 -14.6 72 4.1 -11.5 130 19 275.4 275.7 270.9 279.6 1.45 7 808 1799 -12.5 -16.7 71 4.2 -13.5 125 20 277.0 277.3 271.6 280.7 1.28 8 793 1942 -11.5 -15.5 72 4.0 -12.5 123 20 279.6 279.8 273.3 283.8 1.44 9 770 2168 -11.1 -16.1 67 5.0 -12.4 120 21 282.4 282.6 274.9 286.5 1.41 10 720 2680 -12.7 -21.7 47 9.0 -14.7 113 22 286.1 286.3 276.1 289.0 0.94 11 713 2755 -13.3 -22.3 47 9.0 -15.2 112 23 286.2 286.4 276.2 289.0 0.90 12 700 2894 -14.3 -23.3 46 9.0 -16.1 110 23 286.6 286.8 276.3 289.2 0.84 13 500 5360 -30.9 -38.9 45 8.0 -31.6 110 25 295.4 295.4 279.7 296.3 0.26 14 400 6910 -41.3 -51.3 33 10.0 -41.7 110 27 301.3 301.3 282.0 301.6 0.08 15 300 8800 -54.1 -64.1 28 10.0 -54.2 100 38 309.1 309.1 285.0 309.2 0.02 16 279 9265 -57.1 -67.1 27 10.0 -57.2 100 35 311.3 311.3 285.8 311.3 0.02 17 250 9970 -52.9 -62.9 29 10.0 -53.1 90 23 327.4 327.4 291.0 327.6 0.03 18 222 10739 -48.9 -60.9 23 12.0 -49.3 93 14 344.9 344.9 295.6 345.1 0.05 19 200 11420 -49.7 -63.7 18 14.0 -50.1 95 7 354.1 354.1 297.5 354.2 0.04 20 150 13300 -49.9 -69.9 8 20.0 -50.5 140 7 384.1 384.1 302.9 384.2 0.02 21 100 15970 -49.7 -73.7 4 24.0 -50.6 105 7 431.7 431.7 309.0 431.8 0.02 22 70 18300 -49.1 -74.1 4 25.0 -50.5 155 5 479.3 479.4 313.4 479.5 0.02 23 50 20510 -48.3 -73.3 4 25.0 -50.3 135 11 529.6 529.7 316.9 529.9 0.04 24 42 21655 -50.3 -75.3 4 25.0 -52.2 137 9 551.8 551.8 318.2 552.0 0.03 25 37 22490 -46.7 -72.7 4 26.0 -49.6 138 7 581.4 581.4 319.8 581.8 0.06 26 30 23880 -47.3 -73.3 4 26.0 -50.5 140 5 615.7 615.7 321.3 616.2 0.06 27 26 24818 -49.9 -74.9 4 25.0 -52.7 131 6 634.0 634.1 322.1 634.5 0.06 28 20 26540 -46.7 -72.7 4 26.0 -51.1 115 9 693.2 693.3 324.3 694.1 0.10 29 15 28439 -48.9 -73.9 4 25.0 -53.4 745.4 745.4 325.8 746.4 0.12 30 11 30492 -45.5 -71.5 4 26.0 -52.3 826.9 827.0 328.0 829.2 0.22 TRP 279 9265 -57.1 -67.1 27 10.0 -57.2 100 35 311.3 311.3 285.8 311.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5215.10 m Freezing level: Surface below freezing Freezing level: 1015.40 mb = 23.69 m = 77.74 ft Freezing level: 1012.96 mb = 43.21 m = 141.77 ft Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 51.75 % Est. max temperature: 0.52 C = 32.94 F Sfc-Lift cond lev (LCL): 841.38 mb = 1490.04 m = 4888.54 ft T: -10.78 C 700-500 lapse rate: 6.73 C/km ThetaE index: 1.61 C Layer 959.0- 925.0 mb Conv cond level (CCL): 615.14 mb = 3841.17 m = 12602.10 ft Mean mixing ratio: 1.20 g/kg Conv temperature: 18.28 C = 64.91 F Cap Strength: 12.22 C Lifted Index: 17.01 C Risk: None Lifted Index @300 mb: 24.22 C Lifted Index @700 mb: 12.22 C Showalter Index: 14.02 C Risk: None Total Totals Index: 35.90 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 15.90 C K Index: -4.00 Risk: None Sweat Index: 63.00 Risk: None Energy Index: 3.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1.89 J/kg Max Up Vert Vel: 1.95 m/s Conv Inhibition (B-): 63981.68 J/kg Cap Strength: 17.03 C Lift Cond Lev (LCL): 810.24 mb = 1778.28 m = 5834.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 145 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 1016 19 270 3 3.0 -0.0 | 317 17 11.7 -12.5 1 1000 147 210 5 2.5 4.3 | 306 14 11.2 -8.2 2 925 759 135 9 -6.4 6.4 | 339 7 2.3 -6.2 3 850 1412 130 19 -14.6 12.2 | 87 6 -5.9 -0.3 4 700 2894 110 23 -21.6 7.9 | 70 14 -12.9 -4.7 5 500 5360 110 25 -23.5 8.6 | 75 15 -14.8 -4.0 6 400 6910 110 27 -25.4 9.2 | 79 17 -16.7 -3.3 7 300 8800 100 38 -37.4 6.6 | 78 29 -28.8 -5.9 8 279 9265 100 35 -34.5 6.1 | 76 27 -25.8 -6.4 9 250 9970 90 23 -23.0 0.0 | 49 19 -14.3 -12.5 10 200 11420 95 7 -7.0 0.6 | 352 12 1.7 -11.9 11 150 13300 140 7 -4.5 5.4 | 330 8 4.2 -7.2 12 100 15970 105 7 -6.8 1.8 | 350 11 1.9 -10.7 13 70 18300 155 5 -2.1 4.5 | 321 10 6.6 -8.0 14 50 20510 135 11 -7.8 7.8 | 349 5 0.9 -4.7 15 30 23880 140 5 -3.2 3.8 | 328 10 5.5 -8.7 16 20 26540 115 9 -8.2 3.8 | 357 9 0.5 -8.7 Wind Parameters Mean winds (0-6000m): 115.3 at 20.3 knts Storm direction: 145.3 at 15.2 knts Shear (0-3000m) pos: 0.0 neg: 4.4 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 113.5 deg Storm rel helicity (0-3000m) pos: 18.3 neg: -21.5 tot: -3.2 m^2/s^2 ave: -1.1 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 5.6 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 50.98 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 ------------------------------------------------------------------------------- 500 190 6 306 12| 0.0 9.0 9.0| 2.1 -14.1 -12.0 -24.0 -0.27| 10.3 -2.8 1000 152 8 318 8| 0.0 7.9 7.9| 12.6 -14.1 -1.5 -1.5 0.21| 9.4 2.0 1500 140 11 338 5| 0.0 7.4 7.4| 18.1 -14.3 3.8 2.5 0.36| 8.6 3.1 2000 134 13 11 4| 0.0 6.0 6.0| 18.1 -16.0 2.1 1.1 0.29| 7.1 2.1 2500 129 15 40 4| 0.0 5.1 5.1| 18.1 -18.7 -0.6 -0.2 0.23| 6.3 1.5 3000 124 16 53 6| 0.0 4.4 4.4| 18.3 -21.5 -3.2 -1.1 0.19| 5.6 1.1 4000 120 18 62 8| 0.0 3.4 3.4| 20.2 -21.5 -1.3 -0.3 0.20| 4.3 0.9 5000 117 19 66 9| 0.0 2.8 2.8| 22.0 -21.5 0.5 0.1 0.21| 3.5 0.8 6000 115 20 68 10| 0.0 2.5 2.5| 24.7 -21.5 3.2 0.5 0.22| 3.1 0.7 Wrote GIF file: /home/apache/climate/data/raob//U5123/skewt/U5123.skewt.20250429.00.gif