UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042000.upa.cvt Date: 0000Z 20 APR 25 Searching for U5428... Searching the city database file for: U5428 ... Date:0000Z 20 APR 25 Station: U5428 WMO ident: 25428 Latitude: 65.23 Longitude: 160.53 ------------------------------------------------------------------------------- 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 157 SFC 986 267 -6.9 -17.9 41 11.0 -9.4 80 1 267.3 267.5 264.6 270.0 0.95 2 984 282 -7.9 -18.9 41 11.0 -10.2 77 1 266.5 266.6 263.9 268.9 0.87 3 952 539 -7.9 -17.9 44 10.0 -10.1 36 2 269.0 269.2 265.8 271.8 0.98 4 949 563 -6.3 -16.3 45 10.0 -8.7 32 2 270.9 271.1 267.4 274.1 1.13 5 934 687 -5.9 -15.9 45 10.0 -8.4 12 3 272.5 272.7 268.6 275.9 1.18 6 925 763 -6.5 -17.5 41 11.0 -9.1 360 3 272.7 272.8 268.4 275.7 1.04 7 850 1420 -9.9 -21.9 37 12.0 -12.3 20 7 275.8 275.9 269.9 278.1 0.78 8 804 1848 -11.7 -26.7 28 15.0 -14.3 16 12 278.3 278.4 271.1 279.9 0.53 9 722 2664 -16.7 -23.7 55 7.0 -18.0 7 22 281.5 281.6 273.3 283.8 0.78 10 700 2896 -17.5 -24.5 54 7.0 -18.7 5 25 283.1 283.2 274.2 285.4 0.75 11 682 3091 -18.5 -24.5 59 6.0 -19.6 5 26 284.1 284.2 274.8 286.5 0.77 12 663 3302 -18.9 -25.9 54 7.0 -20.1 6 27 286.0 286.1 275.7 288.1 0.70 13 612 3894 -23.3 -38.3 24 15.0 -24.9 7 31 287.5 287.6 275.7 288.3 0.23 14 566 4462 -27.3 -37.3 38 10.0 -28.3 8 34 289.3 289.4 276.7 290.2 0.27 15 562 4513 -26.5 -35.5 42 9.0 -27.5 8 35 290.8 290.9 277.6 291.9 0.33 16 555 4603 -26.3 -37.3 35 11.0 -27.5 8 35 292.1 292.2 278.2 293.1 0.28 17 500 5350 -32.1 -49.1 17 17.0 -33.1 10 40 293.9 293.9 278.7 294.2 0.09 18 483 5592 -33.7 -51.7 15 18.0 -34.6 12 42 294.9 294.9 279.1 295.1 0.07 19 400 6880 -43.3 -56.3 23 13.0 -43.7 20 52 298.7 298.7 280.8 298.9 0.05 20 375 7313 -47.1 -59.1 24 12.0 -47.4 18 48 299.2 299.3 281.1 299.4 0.04 21 338 7998 -50.5 -62.5 23 12.0 -50.7 15 42 303.6 303.6 282.9 303.7 0.03 22 300 8780 -49.7 -63.7 18 14.0 -50.0 15 29 315.3 315.3 287.2 315.4 0.02 23 250 9980 -49.1 -68.1 9 19.0 -49.5 25 15 333.1 333.1 292.6 333.1 0.02 24 210 11127 -46.3 -69.3 6 23.0 -47.0 13 10 354.5 354.5 297.6 354.5 0.02 25 200 11450 -46.7 -70.7 5 24.0 -47.4 10 9 358.8 358.8 298.5 358.9 0.01 26 150 13350 -47.5 -71.5 5 24.0 -48.3 310 11 388.2 388.2 303.5 388.3 0.02 27 100 16010 -49.5 -73.5 4 24.0 -50.4 215 5 432.1 432.1 309.1 432.2 0.02 28 70 18340 -52.3 -75.3 5 23.0 -53.3 235 11 472.5 472.5 312.8 472.6 0.02 29 50 20520 -51.7 -74.7 5 23.0 -53.1 285 9 521.6 521.6 316.4 521.8 0.03 30 31 23599 -54.5 -77.5 4 23.0 -56.1 351 11 590.5 590.5 320.2 590.7 0.03 31 30 23810 -53.1 -76.1 4 23.0 -54.9 355 11 599.9 599.9 320.6 600.2 0.04 32 28 24255 -51.5 -74.5 5 23.0 -53.8 344 10 616.3 616.3 321.3 616.7 0.06 33 23 25526 -52.7 -75.7 5 23.0 -55.1 312 8 648.4 648.4 322.6 648.9 0.06 34 21 26119 -47.9 -71.9 5 24.0 -51.7 298 7 680.0 680.0 323.8 680.9 0.11 35 20 26440 -48.7 -72.7 5 24.0 -52.4 290 7 687.1 687.2 324.0 688.0 0.10 36 18 27132 -50.7 -73.7 5 23.0 -54.1 317 8 701.8 701.9 324.5 702.7 0.10 37 11 30366 -48.5 -72.5 5 24.0 -54.0 81 12 816.0 816.1 327.7 817.9 0.19 38 10 31000 -44.9 -68.9 5 24.0 -52.2 105 13 851.9 852.1 328.5 855.7 0.36 39 8.6 32016 -41.3 -67.3 4 26.0 -51.0 903.5 903.8 329.6 909.4 0.52 TRP 338 7998 -50.5 -62.5 23 12.0 -50.7 15 42 303.6 303.6 282.9 303.7 0.03 WND Sounding variables and indices 1000-500 mb thick: 5193.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.13 inches Sfc-500 mean rel hum: 38.39 % Est. max temperature: 2.26 C = 36.07 F Sfc-Lift cond lev (LCL): 826.96 mb = 1631.23 m = 5351.74 ft T: -10.79 C 700-500 lapse rate: 5.95 C/km ThetaE index: 1.06 C Layer 984.0- 952.0 mb Conv cond level (CCL): 619.07 mb = 3808.63 m = 12495.34 ft Mean mixing ratio: 1.00 g/kg Conv temperature: 12.99 C = 55.39 F Cap Strength: 15.81 C Lifted Index: 16.57 C Risk: None Lifted Index @300 mb: 29.32 C Lifted Index @700 mb: 9.78 C Showalter Index: 13.35 C Risk: None Total Totals Index: 32.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 10.20 C K Index: -6.70 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 3.43 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 35.24 J/kg Max Up Vert Vel: 8.39 m/s Conv Inhibition (B-): 66778.59 J/kg Cap Strength: 16.48 C Lift Cond Lev (LCL): 787.69 mb = 2003.14 m = 6571.90 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 40 at 19 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 ---------------------------------------------------------- 0 986 267 80 1 -1.0 -0.2 | 218 18 11.0 14.2 1 925 763 360 3 -0.0 -3.0 | 226 17 12.0 11.4 2 850 1420 20 7 -2.4 -6.6 | 231 12 9.6 7.8 3 700 2896 5 25 -2.2 -24.9 | 317 14 9.8 -10.5 4 500 5350 10 40 -6.9 -39.4 | 349 25 5.0 -25.0 5 400 6880 20 52 -17.8 -48.9 | 10 35 -5.8 -34.4 6 338 7998 15 42 -10.9 -40.6 | 358 26 1.1 -26.2 7 300 8780 15 29 -7.5 -28.0 | 342 14 4.5 -13.6 8 250 9980 25 15 -6.3 -13.6 | 262 6 5.6 0.8 9 200 11450 10 9 -1.6 -8.9 | 242 12 10.4 5.6 10 150 13350 310 11 8.4 -7.1 | 250 22 20.4 7.3 11 100 16010 215 5 2.9 4.1 | 219 24 14.8 18.5 12 70 18340 235 11 9.0 6.3 | 225 29 21.0 20.7 13 50 20520 285 9 8.7 -2.3 | 240 24 20.7 12.1 14 30 23810 355 11 1.0 -11.0 | 255 13 12.9 3.5 15 20 26440 290 7 6.6 -2.4 | 237 22 18.6 12.0 16 10 31000 105 13 -12.6 3.4 | 178 18 -0.6 17.8 Wind Parameters Mean winds (0-6000m): 9.7 at 25.0 knts Storm direction: 39.7 at 18.7 knts Shear (0-3000m) pos: 1.4 neg: 3.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 106.3 deg Storm rel helicity (0-3000m) pos: 62.4 neg: 0.0 tot: 62.4 m^2/s^2 ave: 20.8 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 4.9 stream: 3.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.50 Bulk Shear: 69.97 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 17 2 222 17| 0.0 3.1 3.1| 11.2 0.0 11.2 22.4 0.74| 3.6 2.6 1000 12 3 225 16| 1.7 1.5 3.2| 15.6 0.0 15.6 15.6 0.54| 3.5 1.9 1500 16 5 228 14| 2.9 1.0 3.9| 24.7 0.0 24.7 16.5 0.57| 4.1 2.3 2000 14 7 234 13| 2.2 2.3 4.5| 38.6 0.0 38.6 19.3 0.70| 4.7 3.3 2500 10 10 246 11| 1.7 3.2 4.9| 52.0 0.0 52.0 20.8 0.72| 5.1 3.6 3000 8 12 258 10| 1.4 3.3 4.7| 62.4 0.0 62.4 20.8 0.71| 4.9 3.5 4000 8 17 284 10| 1.9 2.5 4.3| 83.1 0.0 83.1 20.8 0.71| 4.5 3.2 5000 8 21 306 11| 2.1 2.0 4.1|105.6 0.0 105.6 21.1 0.70| 4.2 2.9 6000 10 25 323 13| 2.5 1.7 4.2|156.1 0.0 156.1 26.0 0.71| 4.3 3.0 Wrote GIF file: /home/apache/climate/data/raob//U5428/skewt/U5428.skewt.20250420.00.gif