UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011300.upa.cvt Date: 0000Z 13 JAN 26 Searching for U1946... Searching the city database file for: U1946 ... Date:0000Z 13 JAN 26 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 1025 46 -36.3 -40.0 69 3.7 -36.4 10 1 235.2 235.2 235.1 235.5 0.11 1 1022 66 -34.9 -39.9 60 5.0 -35.1 18 1 236.8 236.8 236.7 237.1 0.12 2 1021 73 -33.1 -39.1 55 6.0 -33.3 20 2 238.6 238.6 238.4 239.0 0.13 3 1015 115 -30.9 -36.9 56 6.0 -31.2 36 3 241.2 241.2 241.0 241.7 0.16 4 1000 220 -28.9 -34.9 56 6.0 -29.3 75 5 244.2 244.3 243.9 244.8 0.20 5 968 454 -24.7 -29.7 63 5.0 -25.1 92 5 250.8 250.8 250.1 251.7 0.34 6 963 492 -21.9 -27.9 58 6.0 -22.5 94 5 254.0 254.0 253.0 255.1 0.40 7 954 561 -19.1 -24.1 65 5.0 -19.8 99 5 257.5 257.6 256.4 259.1 0.57 8 929 759 -17.5 -23.5 59 6.0 -18.4 113 5 261.1 261.2 259.3 262.8 0.62 9 925 791 -17.7 -23.7 59 6.0 -18.6 115 5 261.2 261.3 259.4 262.9 0.61 10 852 1405 -17.5 -27.5 41 10.0 -18.9 173 9 267.6 267.7 263.9 269.0 0.47 11 850 1423 -17.5 -26.5 45 9.0 -18.8 175 9 267.8 267.9 264.1 269.3 0.52 12 757 2284 -20.7 -32.7 33 12.0 -22.1 193 11 273.4 273.4 267.6 274.4 0.32 13 720 2653 -21.7 -31.7 40 10.0 -22.9 201 12 276.2 276.3 269.5 277.4 0.37 14 700 2860 -23.3 -31.3 48 8.0 -24.2 205 13 276.7 276.7 269.8 277.9 0.40 15 522 4959 -33.9 -38.2 65 4.3 -34.3 231 54 288.1 288.2 276.2 289.0 0.27 16 500 5260 -34.9 -39.0 66 4.1 -35.2 235 60 290.5 290.5 277.3 291.4 0.26 17 490 5401 -35.5 -39.5 67 4.0 -35.8 236 62 291.4 291.5 277.8 292.3 0.25 18 427 6349 -41.9 -46.1 64 4.2 -42.1 246 72 295.0 295.0 279.3 295.5 0.14 19 400 6790 -44.1 -48.5 62 4.4 -44.3 250 77 297.7 297.7 280.5 298.1 0.12 20 381 7116 -44.7 -49.0 62 4.3 -44.9 249 79 301.1 301.1 282.0 301.5 0.12 21 331 8045 -50.3 -54.5 61 4.2 -50.4 246 84 305.7 305.7 283.8 306.0 0.07 22 320 8265 -52.0 -56.2 60 4.2 -52.1 245 85 306.3 306.3 284.0 306.5 0.06 23 300 8680 -55.3 -59.5 59 4.2 -55.4 245 83 307.4 307.4 284.4 307.6 0.04 24 250 9810 -64.3 -68.6 55 4.3 -64.3 250 79 310.5 310.5 285.5 310.5 0.01 25 232 10267 -67.9 -72.2 54 4.3 -67.9 254 77 311.7 311.7 285.9 311.7 0.01 26 209 10896 -70.7 -74.8 55 4.1 -70.7 260 75 316.8 316.8 287.7 316.8 0.01 27 200 11160 -68.9 -73.3 53 4.4 -68.9 255 69 323.6 323.6 289.9 323.7 0.01 28 159 12552 -62.5 -67.0 55 4.5 -62.6 247 44 356.4 356.4 298.0 356.5 0.03 29 150 12910 -63.1 -67.7 54 4.6 -63.1 245 38 361.4 361.4 299.0 361.5 0.03 30 100 15440 -57.9 -63.9 46 6.0 -58.1 220 35 415.9 415.9 307.3 416.2 0.07 31 94 15831 -56.5 -62.5 47 6.0 -56.8 218 40 426.0 426.1 308.4 426.5 0.09 32 70 17730 -49.7 -57.7 39 8.0 -50.5 210 64 478.1 478.1 313.4 479.4 0.23 33 60 18743 -46.7 -57.7 27 11.0 -48.1 205 66 506.3 506.4 315.5 507.9 0.26 34 50 19950 -46.5 -60.5 19 14.0 -48.4 200 69 533.9 534.0 317.2 535.4 0.22 35 48 19795 -48.5 -62.5 18 14.0 -50.1 535.4 535.4 317.3 536.6 0.18 36 44 19513 -51.1 -66.1 15 15.0 -52.5 542.5 542.6 317.7 543.3 0.12 37 31 19048 -47.1 -65.1 11 18.0 -50.0 610.5 610.6 321.2 612.0 0.19 38 20 20410 77.4 74.3 88 3.1 -140.0 1073.1 643.7 133.2 0.0 -657.12 TRP 209 10896 -70.7 -74.8 55 4.1 -70.7 260 75 316.8 316.8 287.7 316.8 0.01 WND 320 8265 -52.0 -56.2 60 4.2 -52.1 245 85 306.3 306.3 284.0 306.5 0.06 Sounding variables and indices 1000-500 mb thick: 5040.00 m Freezing level: Surface below freezing Freezing level: 26.84 mb = 19563.13 m = 64182.73 ft Wetbulb zero: Below ground Precipitable water: 25.82 inches Sfc-500 mean rel hum: 52.11 % Est. max temperature: -5.73 C = 21.68 F Sfc-Lift cond lev (LCL): 961.47 mb = 503.52 m = 1651.95 ft T: -21.43 C 700-500 lapse rate: 4.83 C/km Conv cond level (CCL): 1022.00 mb = 66.30 m = 217.50 ft Mean mixing ratio: 0.37 g/kg Conv temperature: -28.02 C = -18.44 F Cap Strength: 30.39 C Lifted Index: 31.94 C Risk: None Lifted Index @300 mb: 39.54 C Lifted Index @700 mb: 22.91 C Showalter Index: 17.52 C Risk: None Total Totals Index: 25.80 C Risk: None Vertical Totals Index: 17.40 C Cross Totals Index: 8.40 C K Index: -17.10 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 4.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 1816.22 J/kg Max Up Vert Vel: 60.27 m/s Conv Inhibition (B-): 44150.11 J/kg Cap Strength: 31.48 C Lift Cond Lev (LCL): 906.68 mb = 940.50 m = 3085.58 ft Lev Free Conv (LFC): 41.68 mb = 19441.48 m = 63783.60 ft Equ Level (EL): 31.68 mb = 19076.75 m = 62586.99 ft B at Equ Level: 724.82 J/kg Wind level data Storm motion: 257 at 20 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 1025 46 10 1 -0.2 -1.0 | 75 21 -20.1 -5.5 1 1000 220 75 5 -4.8 -1.3 | 77 25 -24.7 -5.8 2 925 791 115 5 -4.5 2.1 | 84 25 -24.4 -2.4 3 850 1423 175 9 -0.8 9.0 | 102 21 -20.7 4.5 4 700 2860 205 13 5.5 11.8 | 117 16 -14.4 7.3 5 500 5260 235 60 49.1 34.4 | 224 42 29.3 29.9 6 400 6790 250 77 72.4 26.3 | 247 57 52.5 21.8 7 320 8265 245 85 77.0 35.9 | 241 65 57.2 31.4 8 300 8680 245 83 75.2 35.1 | 241 63 55.3 30.6 9 250 9810 250 79 74.2 27.0 | 247 59 54.4 22.5 10 209 10896 260 75 73.9 13.0 | 261 55 54.0 8.5 11 200 11160 255 69 66.6 17.9 | 254 49 46.8 13.4 12 150 12910 245 38 34.4 16.1 | 232 19 14.6 11.6 13 100 15440 220 35 22.5 26.8 | 187 22 2.6 22.3 14 70 17730 210 64 32.0 55.4 | 193 52 12.1 50.9 15 50 19950 200 69 23.6 64.8 | 184 60 3.7 60.3 Wind Parameters Mean winds (0-6000m): 227.3 at 27.2 knts Storm direction: 257.3 at 20.4 knts Shear (0-3000m) pos: 3.0 neg: 0.0 tot: 3.0 10-3/s Storm rel Dir Shear (0-3000m): 55.3 deg Storm rel helicity (0-3000m) pos: 117.3 neg: -3.4 tot: 114.0 m^2/s^2 ave: 38.0 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 4.7 stream: 3.4 10^-3/s Energy-Hel index: 1.01 Bulk Rich Number: 14.47 Bulk Shear: 125.56 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 81 4 78 25| 5.2 0.0 5.2| 22.9 -3.4 19.5 39.1 0.41| 7.3 3.0 1000 102 5 82 25| 3.7 0.0 3.7| 50.7 -3.4 47.3 47.3 0.62| 5.9 3.7 1500 133 6 89 24| 3.5 0.0 3.5| 79.9 -3.4 76.5 51.0 0.69| 6.0 4.1 2000 154 7 94 23| 3.0 0.0 3.0| 89.3 -3.4 85.9 43.0 0.70| 5.1 3.5 2500 168 8 98 22| 2.7 0.0 2.7| 97.4 -3.4 94.0 37.6 0.69| 4.6 3.2 3000 179 9 102 20| 3.0 0.0 3.0|117.3 -3.4 114.0 38.0 0.73| 4.7 3.4 4000 200 13 117 17| 4.8 0.0 4.8|209.5 -3.4 206.1 51.5 0.81| 6.2 5.0 5000 218 20 145 14| 5.8 0.0 5.8|341.7 -3.4 338.3 67.7 0.79| 7.2 5.7 6000 227 27 180 14| 5.9 0.0 5.9|497.0 -3.4 493.6 82.3 0.78| 7.5 5.9 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20260113.00.gif