UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 28 APR 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 1015 42 -15.9 -18.5 80 2.6 -16.3 60 5 256.2 256.3 255.9 258.5 0.87 1 1013 57 -16.1 -22.1 60 6.0 -17.0 61 6 256.1 256.2 255.4 257.9 0.64 2 1000 154 -15.3 -21.3 60 6.0 -16.3 70 13 257.9 258.0 256.9 259.8 0.70 3 975 346 -13.9 -18.9 66 5.0 -14.8 75 20 261.1 261.3 259.9 263.5 0.88 4 963 440 -10.1 -14.8 68 4.7 -11.2 77 24 265.9 266.1 264.2 269.4 1.26 5 961 456 -9.7 -14.5 68 4.8 -10.8 78 24 266.5 266.7 264.6 270.0 1.29 6 925 751 -9.7 -18.7 48 9.0 -11.6 85 35 269.4 269.5 266.1 272.1 0.94 7 905 919 -9.7 -19.7 44 10.0 -11.8 85 35 271.1 271.2 267.1 273.6 0.88 8 850 1401 -11.1 -27.1 25 16.0 -13.8 85 36 274.5 274.6 268.7 276.0 0.49 9 845 1446 -11.3 -27.3 25 16.0 -14.0 85 36 274.8 274.9 268.8 276.2 0.48 10 783 2028 -13.5 -25.5 36 12.0 -15.6 87 30 278.5 278.6 271.3 280.3 0.61 11 700 2872 -18.7 -28.7 41 10.0 -20.2 90 21 281.8 281.9 273.1 283.4 0.51 12 669 3208 -20.5 -28.5 49 8.0 -21.7 91 21 283.4 283.5 274.0 285.1 0.54 13 611 3873 -23.7 -38.7 24 15.0 -25.2 92 22 287.2 287.2 275.6 287.9 0.22 14 547 4672 -28.7 -37.7 42 9.0 -29.6 94 22 290.5 290.5 277.3 291.4 0.27 15 500 5310 -32.1 -46.1 24 14.0 -33.0 95 23 293.9 293.9 278.8 294.3 0.12 16 481 5583 -33.7 -49.7 18 16.0 -34.6 95 22 295.2 295.2 279.3 295.5 0.08 17 436 6269 -36.7 -50.7 22 14.0 -37.4 95 18 299.8 299.8 281.4 300.1 0.08 18 423 6478 -39.5 -54.5 19 15.0 -40.1 95 17 298.8 298.8 280.9 299.0 0.06 19 400 6860 -41.5 -57.5 16 16.0 -42.0 95 15 301.1 301.1 281.8 301.2 0.04 20 326 8225 -49.5 -63.5 18 14.0 -49.8 115 11 308.2 308.2 284.7 308.3 0.02 21 300 8770 -49.1 -63.1 18 14.0 -49.4 100 17 316.1 316.2 287.5 316.2 0.03 22 250 9970 -46.3 -65.3 10 19.0 -46.9 90 21 337.2 337.2 293.7 337.3 0.02 23 221 10788 -45.5 -67.5 7 22.0 -46.2 96 21 350.6 350.6 296.8 350.7 0.02 24 200 11450 -46.7 -70.7 5 24.0 -47.4 100 21 358.8 358.8 298.5 358.9 0.01 25 152 13263 -49.3 -74.3 4 25.0 -50.0 81 19 383.7 383.7 302.8 383.7 0.01 26 150 13350 -48.3 -73.3 4 25.0 -49.0 80 19 386.8 386.8 303.3 386.9 0.01 27 126 14501 -46.1 -72.1 4 26.0 -47.2 95 17 410.6 410.6 306.6 410.7 0.02 28 113 15218 -49.7 -74.7 4 25.0 -50.5 104 16 416.9 416.9 307.3 416.9 0.01 29 100 16020 -47.5 -73.5 3 26.0 -48.7 115 15 435.9 436.0 309.5 436.0 0.02 30 86 17015 -51.3 -76.3 4 25.0 -52.2 104 12 447.5 447.5 310.6 447.6 0.01 31 85 17092 -49.1 -74.1 4 25.0 -50.3 104 12 453.5 453.5 311.2 453.6 0.02 32 81 17409 -50.7 -75.7 4 25.0 -51.7 100 11 456.5 456.5 311.5 456.6 0.02 33 79 17574 -47.3 -73.3 4 26.0 -48.8 98 11 466.8 466.8 312.4 466.9 0.02 34 73 18095 -50.9 -75.9 4 25.0 -52.0 93 10 469.8 469.8 312.6 469.9 0.02 35 70 18370 -50.7 -75.7 4 25.0 -51.8 90 9 475.9 475.9 313.1 476.0 0.02 36 69 18464 -51.3 -76.3 4 25.0 -52.4 476.6 476.6 313.2 476.7 0.02 37 69 18464 -48.7 -73.7 4 25.0 -50.1 482.2 482.2 313.7 482.3 0.03 38 68 18560 -48.1 -74.1 3 26.0 -49.7 485.5 485.5 313.9 485.6 0.02 39 67 18657 -49.5 -74.5 4 25.0 -50.8 484.5 484.5 313.8 484.7 0.02 40 66 18756 -45.7 -71.7 4 26.0 -47.7 494.9 494.9 314.6 495.1 0.04 41 64 18961 -46.1 -72.1 4 26.0 -48.0 498.4 498.4 314.8 498.6 0.04 42 64 18961 -46.7 -72.7 4 26.0 -48.6 497.1 497.1 314.8 497.3 0.03 43 63 19066 -46.5 -72.5 4 26.0 -48.4 499.7 499.8 314.9 499.9 0.03 44 62 19172 -45.5 -71.5 4 26.0 -47.6 504.2 504.3 315.2 504.5 0.04 45 62 19172 -44.1 -70.1 4 26.0 -46.5 507.3 507.4 315.5 507.7 0.05 TRP 326 8225 -49.5 -63.5 18 14.0 -49.8 115 11 308.2 308.2 284.7 308.3 0.02 WND Sounding variables and indices 1000-500 mb thick: 5156.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.12 inches Sfc-500 mean rel hum: 38.87 % Est. max temperature: 1.57 C = 34.83 F Sfc-Lift cond lev (LCL): 972.91 mb = 362.14 m = 1188.12 ft T: -13.24 C 700-500 lapse rate: 5.50 C/km ThetaE index: 0.65 C Layer 1013.0-1000.0 mb Conv cond level (CCL): 619.61 mb = 3770.60 m = 12370.60 ft Mean mixing ratio: 0.95 g/kg Conv temperature: 14.68 C = 58.43 F Cap Strength: 20.38 C Lifted Index: 22.55 C Risk: None Lifted Index @300 mb: 35.14 C Lifted Index @700 mb: 14.62 C Showalter Index: 14.99 C Risk: None Total Totals Index: 26.00 C Risk: None Vertical Totals Index: 21.00 C Cross Totals Index: 5.00 C K Index: -16.10 Risk: None Sweat Index: 95.00 Risk: None Energy Index: 3.86 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 63.72 J/kg Max Up Vert Vel: 11.29 m/s Conv Inhibition (B-): 38772.67 J/kg Cap Strength: 22.42 C Lift Cond Lev (LCL): 873.01 mb = 1195.83 m = 3923.26 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 119 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 1015 42 60 5 -4.3 -2.5 | 314 17 12.0 -11.5 1 1000 154 70 13 -12.2 -4.4 | 343 14 4.1 -13.4 2 925 751 85 35 -34.9 -3.1 | 57 22 -18.6 -12.0 3 850 1401 85 36 -35.9 -3.1 | 58 23 -19.6 -12.1 4 700 2872 90 21 -21.0 0.0 | 28 10 -4.7 -9.0 5 500 5310 95 23 -22.9 2.0 | 43 10 -6.6 -7.0 6 400 6860 95 15 -14.9 1.3 | 350 8 1.4 -7.7 7 326 8225 115 11 -10.0 4.6 | 304 8 6.3 -4.3 8 300 8770 100 17 -16.7 3.0 | 4 6 -0.4 -6.0 9 250 9970 90 21 -21.0 0.0 | 28 10 -4.7 -9.0 10 200 11450 100 21 -20.7 3.6 | 39 7 -4.4 -5.3 11 150 13350 80 19 -18.7 -3.3 | 11 13 -2.4 -12.3 12 100 16020 115 15 -13.6 6.3 | 314 4 2.7 -2.7 13 70 18370 90 9 -9.0 0.0 | 321 12 7.3 -9.0 Wind Parameters Mean winds (0-6000m): 88.9 at 24.8 knts Storm direction: 118.9 at 18.6 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 74.8 deg Storm rel helicity (0-3000m) pos: 123.5 neg: -29.3 tot: 94.3 m^2/s^2 ave: 31.4 10^-3 m/s^2 rel: 0.46 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 3.7 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 6.33 Bulk Shear: 10.06 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 76 18 3 13| 23.3 0.0 23.3| 85.9 0.0 85.9 171.8 0.96| 23.6 22.6 1000 82 25 35 15| 15.9 0.0 15.9|122.0 0.0 122.0 122.0 0.91| 16.3 14.9 1500 83 29 45 17| 10.3 0.0 10.3|123.2 -2.1 121.1 80.7 0.86| 11.5 9.9 2000 84 30 47 18| 6.5 0.0 6.5|123.2 -11.5 111.7 55.9 0.70| 9.9 6.9 2500 85 29 47 17| 4.1 0.0 4.1|123.2 -22.1 101.2 40.5 0.55| 9.0 5.0 3000 85 28 46 16| 2.9 0.0 2.9|123.5 -29.3 94.3 31.4 0.46| 8.1 3.7 4000 86 26 43 15| 2.3 0.0 2.3|126.4 -29.3 97.2 24.3 0.47| 6.2 2.9 5000 88 26 43 14| 1.9 0.0 1.9|129.3 -29.3 100.1 20.0 0.48| 5.1 2.5 6000 89 25 42 13| 1.5 0.2 1.8|129.9 -36.6 93.3 15.6 0.39| 4.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20250428.00.gif