UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for U5428... Searching the city database file for: U5428 ... Date:0000Z 25 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 150 SFC 986 261 -4.1 -13.1 50 9.0 -6.5 50 3 270.1 270.4 267.4 274.1 1.41 2 984 277 -2.5 -14.5 39 12.0 -5.7 51 3 271.9 272.1 268.3 275.5 1.26 3 981 302 -4.1 -17.1 36 13.0 -7.2 53 3 270.5 270.7 267.0 273.4 1.02 4 973 366 -4.7 -17.7 35 13.0 -7.8 58 3 270.6 270.7 266.9 273.3 0.98 5 925 762 -8.3 -18.3 44 10.0 -10.5 90 3 270.8 271.0 267.1 273.6 0.98 6 850 1414 -13.7 -20.7 55 7.0 -15.0 80 5 271.8 271.9 267.5 274.3 0.86 7 829 1603 -14.9 -20.9 60 6.0 -16.0 83 7 272.5 272.6 268.0 275.0 0.87 8 784 2024 -15.1 -20.0 66 4.9 -16.1 88 10 276.6 276.8 270.9 279.6 1.00 9 762 2238 -15.9 -20.7 67 4.8 -16.9 91 12 278.0 278.2 271.6 280.9 0.96 10 720 2661 -18.5 -24.5 59 6.0 -19.5 97 15 279.7 279.9 272.3 281.9 0.73 11 706 2808 -16.3 -22.3 60 6.0 -17.5 99 16 283.7 283.9 274.8 286.5 0.90 12 700 2872 -16.9 -22.9 60 6.0 -18.0 100 17 283.8 283.9 274.8 286.4 0.87 13 601 4000 -24.3 -33.3 43 9.0 -25.4 82 18 287.9 287.9 276.2 289.1 0.38 14 548 4664 -30.5 -38.5 45 8.0 -31.2 71 18 288.2 288.2 276.2 289.0 0.25 15 500 5310 -34.7 -44.7 36 10.0 -35.3 60 19 290.7 290.8 277.3 291.2 0.14 16 411 6657 -42.3 -58.3 16 16.0 -42.8 20 14 297.7 297.7 280.4 297.8 0.04 17 404 6773 -43.1 -59.1 16 16.0 -43.5 17 13 298.1 298.1 280.6 298.2 0.03 18 400 6840 -43.1 -59.1 16 16.0 -43.5 15 13 299.0 299.0 280.9 299.1 0.03 19 380 7185 -43.9 -59.9 15 16.0 -44.3 20 15 302.3 302.3 282.4 302.5 0.03 20 324 8260 -41.1 -62.1 9 21.0 -41.8 10 15 320.3 320.3 288.9 320.4 0.03 21 300 8780 -43.7 -65.7 7 22.0 -44.3 5 15 323.8 323.8 289.9 323.8 0.02 22 258 9798 -44.7 -69.7 4 25.0 -45.3 332 13 336.6 336.6 293.4 336.6 0.01 23 250 10010 -44.7 -69.7 4 25.0 -45.4 325 13 339.6 339.6 294.2 339.7 0.01 24 200 11500 -44.9 -69.9 4 25.0 -45.7 330 9 361.7 361.7 299.0 361.7 0.02 25 198 11567 -43.7 -68.7 5 25.0 -44.6 330 9 364.6 364.6 299.6 364.7 0.02 26 150 13410 -48.1 -72.1 5 24.0 -48.8 320 9 387.2 387.2 303.4 387.3 0.02 27 122 14763 -51.3 -74.3 5 23.0 -52.0 6 7 404.9 404.9 305.9 405.0 0.01 28 100 16060 -50.1 -74.1 4 24.0 -51.0 50 5 430.9 430.9 308.9 431.0 0.02 29 70 18380 -52.1 -75.1 5 23.0 -53.1 290 7 472.9 472.9 312.9 473.0 0.02 30 50 20570 -52.1 -75.1 5 23.0 -53.4 225 5 520.7 520.7 316.4 520.9 0.03 31 34 23060 -53.1 -76.1 4 23.0 -54.8 210 5 578.8 578.8 319.6 579.0 0.04 32 30 23870 -50.9 -73.9 5 23.0 -53.2 205 5 605.9 605.9 320.9 606.3 0.06 33 21 26208 -47.1 -71.1 5 24.0 -51.2 187 9 682.4 682.5 323.9 683.5 0.12 34 20 26530 -48.3 -72.3 5 24.0 -52.1 185 9 688.3 688.4 324.1 689.3 0.11 35 16 27997 -49.5 -73.5 4 24.0 -53.5 162 8 729.8 729.8 325.4 730.8 0.11 36 13 29364 -47.7 -71.7 5 24.0 -52.9 141 8 780.7 780.7 326.8 782.4 0.18 37 11 30480 -42.7 -67.7 5 25.0 -50.7 125 7 837.0 837.2 328.2 841.0 0.38 38 10 31120 -45.1 -69.1 5 24.0 -52.3 115 7 851.2 851.4 328.5 854.9 0.35 39 10 31120 -44.3 -69.3 5 25.0 -51.9 115 7 854.2 854.4 328.5 857.8 0.34 40 9.3 31603 -47.7 -71.7 5 24.0 -54.1 859.1 859.3 328.7 861.9 0.26 41 8.6 32121 -46.3 -70.3 5 24.0 -53.5 884.0 884.2 329.2 887.8 0.34 TRP 380 7185 -43.9 -59.9 15 16.0 -44.3 20 15 302.3 302.3 282.4 302.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5160.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.15 inches Sfc-500 mean rel hum: 50.77 % Est. max temperature: -2.00 C = 28.41 F Sfc-Lift cond lev (LCL): 854.92 mb = 1369.46 m = 4492.92 ft T: -13.33 C 700-500 lapse rate: 7.30 C/km ThetaE index: 2.13 C Layer 981.0- 925.0 mb Conv cond level (CCL): 618.11 mb = 3792.15 m = 12441.27 ft Mean mixing ratio: 0.98 g/kg Conv temperature: 12.82 C = 55.07 F Cap Strength: 12.98 C Lifted Index: 14.26 C Risk: None Lifted Index @300 mb: 35.53 C Lifted Index @700 mb: 10.68 C Showalter Index: 13.74 C Risk: None Total Totals Index: 35.00 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 14.00 C K Index: -5.70 Risk: None Sweat Index: 29.00 Risk: None Energy Index: 3.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.11 J/kg Max Up Vert Vel: 2.50 m/s Conv Inhibition (B-): 67874.51 J/kg Cap Strength: 14.02 C Lift Cond Lev (LCL): 787.59 mb = 1989.19 m = 6526.15 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 106 at 10 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 ---------------------------------------------------------- 0 986 261 50 3 -2.3 -1.9 | 302 9 7.5 -4.7 1 925 762 90 3 -3.0 0.0 | 292 7 6.8 -2.8 2 850 1414 80 5 -4.9 -0.9 | 307 6 4.9 -3.6 3 700 2872 100 17 -16.7 3.0 | 92 7 -7.0 0.2 4 500 5310 60 19 -16.5 -9.5 | 29 14 -6.7 -12.3 5 400 6840 15 13 -3.4 -12.6 | 337 17 6.4 -15.3 6 380 7185 20 15 -5.1 -14.1 | 345 17 4.6 -16.9 7 300 8780 5 15 -1.3 -14.9 | 334 20 8.5 -17.7 8 250 10010 325 13 7.5 -10.6 | 308 22 17.2 -13.4 9 200 11500 330 9 4.5 -7.8 | 306 18 14.3 -10.6 10 150 13410 320 9 5.8 -6.9 | 302 18 15.6 -9.7 11 100 16060 50 5 -3.8 -3.2 | 315 8 5.9 -6.0 12 70 18380 290 7 6.6 -2.4 | 288 17 16.4 -5.2 13 50 20570 225 5 3.5 3.5 | 267 13 13.3 0.8 14 30 23870 205 5 2.1 4.5 | 262 12 11.9 1.8 15 20 26530 185 9 0.8 9.0 | 240 12 10.6 6.2 16 10 31120 115 7 -6.3 3.0 | 267 3 3.4 0.2 Wind Parameters Mean winds (0-6000m): 75.8 at 13.5 knts Storm direction: 105.8 at 10.2 knts Shear (0-3000m) pos: 2.2 neg: 0.6 tot: 2.8 10-3/s Storm rel Dir Shear (0-3000m): 135.3 deg Storm rel helicity (0-3000m) pos: 13.8 neg: -6.2 tot: 7.6 m^2/s^2 ave: 2.5 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 3.2 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.21 Bulk Shear: 14.77 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 70 3 299 8| 2.1 0.0 2.1| 0.0 -2.8 -2.8 -5.6 -0.65| 2.2 -1.4 1000 79 3 298 7| 1.1 0.8 1.9| 2.1 -2.8 -0.7 -0.7 -0.04| 1.9 -0.1 1500 80 4 302 7| 1.5 0.6 2.1| 5.5 -2.8 2.7 1.8 0.33| 2.4 0.8 2000 85 6 308 5| 2.2 0.4 2.6| 9.0 -2.8 6.2 3.1 0.56| 2.9 1.6 2500 91 7 318 4| 2.7 0.3 3.0| 12.9 -2.8 10.1 4.0 0.61| 3.3 2.0 3000 93 9 338 2| 2.2 0.6 2.8| 13.8 -6.2 7.6 2.5 0.46| 3.2 1.5 4000 90 11 26 3| 1.7 1.0 2.7| 13.8 -16.5 -2.7 -0.7 0.17| 3.1 0.5 5000 83 13 35 5| 1.3 1.3 2.6| 13.8 -29.8 -16.0 -3.2 -0.00| 3.0 -0.0 6000 76 14 29 7| 1.1 1.5 2.6| 13.8 -65.8 -52.0 -8.7 -0.24| 3.3 -0.8 Wrote GIF file: /home/apache/climate/data/raob//U5428/skewt/U5428.skewt.20250425.00.gif