UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042300.upa.cvt Date: 0000Z 23 APR 25 Searching for X2477... Searching the city database file for: X2477 ... Date:0000Z 23 APR 25 Station: X2477 WMO ident: 32477 Latitude: 54.30 Longitude: 155.93 ------------------------------------------------------------------------------- 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 -18 20 7 SFC 995 23 5.0 -1.0 65 6.0 2.5 20 7 278.5 279.2 275.9 288.4 3.57 2 925 613 1.4 -7.6 51 9.0 -1.9 45 17 280.7 281.1 275.3 287.4 2.33 3 900 833 -0.3 -9.3 51 9.0 -3.4 61 16 281.2 281.6 275.2 287.2 2.10 4 850 1286 -4.1 -11.1 58 7.0 -6.3 95 13 281.9 282.2 275.3 287.4 1.92 5 700 2794 -10.5 -14.1 75 3.6 -11.6 120 38 290.9 291.2 279.7 296.4 1.83 6 684 2972 -10.3 -13.4 78 3.1 -11.2 119 37 293.0 293.4 280.9 299.0 1.99 7 671 3120 -9.7 -12.8 78 3.1 -10.7 119 37 295.3 295.7 282.1 301.8 2.13 8 580 4231 -16.1 -20.6 68 4.5 -17.2 114 33 300.4 300.6 283.2 304.5 1.28 9 500 5340 -20.3 -26.3 59 6.0 -21.5 110 29 308.3 308.5 285.8 311.3 0.89 10 468 5827 -23.1 -29.1 58 6.0 -24.2 109 35 310.7 310.8 286.5 313.2 0.74 11 400 6960 -30.3 -38.3 46 8.0 -31.2 105 48 315.6 315.7 287.7 316.9 0.35 12 300 8950 -45.5 -52.5 45 7.0 -45.8 120 71 321.2 321.2 289.2 321.6 0.10 13 258 9937 -51.6 -58.6 43 7.0 -51.8 120 81 326.4 326.4 290.7 326.6 0.05 14 250 10140 -52.9 -59.9 42 7.0 -53.1 125 75 327.4 327.4 291.0 327.6 0.05 15 236 10510 -54.7 -61.7 42 7.0 -54.8 134 55 330.1 330.1 291.8 330.3 0.04 16 234 10565 -54.9 -61.9 42 7.0 -55.1 135 52 330.6 330.7 291.9 330.8 0.04 17 200 11580 -49.9 -59.9 30 10.0 -50.3 160 13 353.8 353.8 297.5 354.0 0.06 18 150 13470 -49.3 -67.3 10 18.0 -49.9 160 19 385.1 385.1 303.1 385.3 0.03 19 100 16120 -51.9 -73.9 5 22.0 -52.6 185 17 427.4 427.5 308.6 427.5 0.02 20 70 18410 -53.9 -77.9 4 24.0 -54.7 180 15 469.1 469.1 312.5 469.1 0.01 21 50 20570 -56.3 -80.3 3 24.0 -57.2 195 9 510.8 510.8 315.7 510.9 0.01 22 45 21244 -53.3 -77.3 4 24.0 -54.6 184 9 533.7 533.7 317.2 533.9 0.02 23 37 22498 -55.3 -79.3 4 24.0 -56.6 163 10 559.3 559.3 318.6 559.4 0.02 24 30 23840 -53.9 -77.9 4 24.0 -55.6 140 11 597.7 597.7 320.5 597.9 0.03 25 27 24518 -51.9 -76.9 3 25.0 -54.2 148 9 621.6 621.6 321.6 621.9 0.04 26 20 26460 -51.5 -76.5 3 25.0 -54.5 170 5 678.5 678.6 323.7 679.0 0.06 27 16 27903 -53.1 -77.1 4 24.0 -56.1 718.0 718.1 325.0 718.6 0.07 28 12 29770 -50.1 -75.1 4 25.0 -54.8 790.2 790.3 327.0 791.4 0.12 TRP 234 10565 -54.9 -61.9 42 7.0 -55.1 135 52 330.6 330.7 291.9 330.8 0.04 WND 258 9937 -51.6 -58.6 43 7.0 -51.8 120 81 326.4 326.4 290.7 326.6 0.05 Sounding variables and indices 1000-500 mb thick: 5358.00 m Freezing level: 904.41 mb = 793.81 m = 2604.35 ft Wetbulb zero: 955.15 mb = 353.46 m = 1159.64 ft Precipitable water: 0.42 inches Sfc-500 mean rel hum: 65.38 % Est. max temperature: 8.57 C = 47.42 F Sfc-Lift cond lev (LCL): 907.07 mb = 769.88 m = 2525.83 ft T: 0.19 C 700-500 lapse rate: 3.85 C/km ThetaE index: 1.22 C Layer 925.0- 850.0 mb Conv cond level (CCL): 744.82 mb = 2311.92 m = 7584.95 ft Mean mixing ratio: 2.71 g/kg Conv temperature: 14.40 C = 57.93 F Cap Strength: 12.47 C Lifted Index: 17.65 C Risk: None Lifted Index @300 mb: 23.80 C Lifted Index @700 mb: 6.65 C Showalter Index: 17.88 C Risk: None Total Totals Index: 25.40 C Risk: None Vertical Totals Index: 16.20 C Cross Totals Index: 9.20 C K Index: 1.50 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 4.95 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.05 J/kg Max Up Vert Vel: 4.25 m/s Conv Inhibition (B-): 62450.97 J/kg Cap Strength: 17.12 C Lift Cond Lev (LCL): 837.19 mb = 1403.98 m = 4606.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 139 at 21 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 ---------------------------------------------------------- 0 995 23 20 7 -2.4 -6.6 | 334 25 11.0 -22.2 1 925 613 45 17 -12.0 -12.0 | 357 28 1.4 -27.6 2 850 1286 95 13 -13.0 1.1 | 358 14 0.5 -14.4 3 700 2794 120 38 -32.9 19.0 | 100 20 -19.5 3.4 4 500 5340 110 29 -27.3 9.9 | 68 15 -13.8 -5.7 5 400 6960 105 48 -46.4 12.4 | 85 33 -33.0 -3.2 6 300 8950 120 71 -61.5 35.5 | 113 52 -48.1 19.9 7 258 9937 120 81 -70.1 40.5 | 114 62 -56.7 24.9 8 250 10140 125 75 -61.4 43.0 | 120 55 -48.0 27.4 9 234 10565 135 52 -36.8 36.8 | 132 32 -23.4 21.2 10 200 11580 160 13 -4.4 12.2 | 291 10 9.0 -3.4 11 150 13470 160 19 -6.5 17.9 | 252 7 6.9 2.3 12 100 16120 185 17 1.5 16.9 | 265 15 14.9 1.4 13 70 18410 180 15 0.0 15.0 | 272 13 13.4 -0.6 14 50 20570 195 9 2.3 8.7 | 294 17 15.7 -6.9 15 30 23840 140 11 -7.1 8.4 | 318 10 6.3 -7.2 16 20 26460 170 5 -0.9 4.9 | 310 16 12.5 -10.7 Wind Parameters Mean winds (0-6000m): 109.3 at 27.4 knts Storm direction: 139.3 at 20.6 knts Shear (0-3000m) pos: 6.7 neg: 0.0 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 123.9 deg Storm rel helicity (0-3000m) pos: 188.0 neg: -6.6 tot: 181.4 m^2/s^2 ave: 60.5 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 6.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.10 Bulk Shear: 92.25 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 36 11 345 26| 9.6 0.0 9.6| 62.9 0.0 62.9 125.9 0.95| 9.7 9.3 1000 48 14 352 25| 6.2 0.0 6.2| 90.2 0.0 90.2 90.2 0.65| 10.2 6.7 1500 61 14 357 22| 5.8 0.0 5.8|103.0 -2.9 100.1 66.8 0.56| 9.8 5.4 2000 77 16 5 19| 6.6 0.0 6.6|133.4 -2.9 130.5 65.3 0.66| 9.6 6.3 2500 91 18 18 16| 7.2 0.0 7.2|167.2 -2.9 164.4 65.8 0.71| 9.6 6.8 3000 101 21 33 14| 6.7 0.0 6.7|188.0 -6.6 181.4 60.5 0.70| 9.0 6.3 4000 107 25 51 13| 5.0 0.6 5.6|188.0 -24.4 163.6 40.9 0.58| 7.3 4.3 5000 109 26 59 13| 4.0 0.9 4.9|188.0 -40.7 147.4 29.5 0.48| 6.3 3.0 6000 109 27 62 14| 3.3 0.6 4.0|204.8 -45.3 159.5 26.6 0.45| 6.0 2.7 Wrote GIF file: /home/apache/climate/data/raob//X2477/skewt/X2477.skewt.20250423.00.gif