UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011612.upa.cvt Date: 1200Z 16 JAN 26 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 16 JAN 26 Station: U3884 WMO ident: 23884 Latitude: 61.60 Longitude: 90.00 ------------------------------------------------------------------------------- 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 1048 57 -42.3 -47.3 58 5.0 -42.4 0 0 227.8 227.8 227.8 227.9 0.05 1 1032 161 -36.1 -42.1 54 6.0 -36.3 25 1 234.9 234.9 234.8 235.2 0.09 2 1010 312 -30.5 -36.5 56 6.0 -30.8 59 2 242.0 242.0 241.7 242.4 0.17 3 1000 383 -28.5 -34.5 56 6.0 -28.9 75 3 244.6 244.7 244.3 245.2 0.20 4 992 441 -27.5 -33.5 57 6.0 -27.9 67 3 246.2 246.2 245.7 246.8 0.23 5 952 738 -24.3 -29.3 63 5.0 -24.8 28 6 252.4 252.4 251.5 253.4 0.35 6 925 948 -24.1 -29.1 63 5.0 -24.6 360 7 254.7 254.7 253.5 255.7 0.37 7 851 1556 -23.7 -27.9 68 4.2 -24.2 15 11 261.2 261.3 259.1 262.5 0.45 8 850 1565 -23.7 -27.9 68 4.2 -24.2 15 11 261.3 261.4 259.2 262.6 0.45 9 801 2000 -22.1 -25.6 73 3.5 -22.6 30 15 267.5 267.6 264.1 269.2 0.59 10 797 2037 -22.3 -25.8 73 3.5 -22.8 32 16 267.7 267.8 264.2 269.4 0.59 11 750 2483 -23.9 -28.9 63 5.0 -24.5 47 20 270.6 270.7 266.0 272.0 0.47 12 700 2983 -27.3 -32.3 62 5.0 -27.8 65 25 272.3 272.3 266.9 273.3 0.36 13 500 5320 -42.9 -47.5 61 4.6 -43.0 35 23 280.7 280.8 271.8 281.1 0.10 14 400 6800 -52.7 -57.2 58 4.5 -52.8 35 31 286.5 286.5 274.9 286.6 0.04 15 383 7078 -54.9 -59.2 59 4.3 -54.9 34 32 287.2 287.2 275.2 287.3 0.03 16 303 8539 -63.9 -68.3 55 4.4 -63.9 30 40 294.4 294.4 278.9 294.5 0.01 17 300 8600 -64.1 -68.5 55 4.4 -64.1 30 40 295.0 295.0 279.1 295.0 0.01 18 250 9710 -66.9 -71.2 54 4.3 -66.9 30 36 306.6 306.6 284.1 306.6 0.01 19 249 9734 -67.1 -71.5 54 4.4 -67.1 30 36 306.7 306.7 284.1 306.7 0.01 20 237 10032 -66.5 -70.8 55 4.3 -66.5 31 34 311.9 311.9 286.0 312.0 0.01 21 231 10188 -65.3 -69.6 55 4.3 -65.3 32 33 316.1 316.1 287.5 316.1 0.01 22 224 10374 -66.7 -71.0 55 4.3 -66.7 32 32 316.7 316.7 287.7 316.7 0.01 23 200 11060 -65.7 -69.9 56 4.2 -65.7 35 27 328.7 328.7 291.4 328.8 0.02 24 181 11668 -64.5 -69.0 54 4.5 -64.6 35 26 340.2 340.2 294.4 340.3 0.02 25 150 12810 -66.1 -70.7 52 4.6 -66.1 35 23 356.2 356.2 298.0 356.3 0.02 26 116 14363 -67.3 -72.3 49 5.0 -67.4 29 18 381.2 381.2 302.5 381.3 0.02 27 100 15250 -70.3 -75.3 48 5.0 -70.4 25 15 391.9 391.9 304.0 392.0 0.01 28 92 15745 -70.7 -75.7 48 5.0 -70.8 400.6 400.6 305.3 400.6 0.01 TRP 249 9734 -67.1 -71.5 54 4.4 -67.1 30 36 306.7 306.7 284.1 306.7 0.01 WND Sounding variables and indices 1000-500 mb thick: 4937.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 63.02 % Est. max temperature: -12.70 C = 9.14 F Sfc-Lift cond lev (LCL): 958.90 mb = 686.16 m = 2251.14 ft T: -24.86 C 700-500 lapse rate: 6.68 C/km ThetaE index: 0.00 C Layer 1048.0-1526726.6 mb Conv cond level (CCL): 1032.00 mb = 161.49 m = 529.82 ft Mean mixing ratio: 0.21 g/kg Conv temperature: -32.92 C = -27.25 F Cap Strength: 25.59 C Lifted Index: 30.15 C Risk: None Lifted Index @300 mb: 36.13 C Lifted Index @700 mb: 25.59 C Showalter Index: 14.97 C Risk: None Total Totals Index: 34.20 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 15.00 C K Index: -13.70 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 3.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 85.27 J/kg Max Up Vert Vel: 13.06 m/s Conv Inhibition (B-): 28507.61 J/kg Cap Strength: 30.04 C Lift Cond Lev (LCL): 925.18 mb = 946.56 m = 3105.47 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 75 at 14 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 1048 57 0 0 -0.0 -0.0 | 255 14 13.2 3.5 1 1000 383 75 3 -2.9 -0.8 | 255 11 10.3 2.7 2 925 948 360 7 -0.0 -7.0 | 285 14 13.2 -3.5 3 850 1565 15 11 -2.8 -10.6 | 305 13 10.4 -7.1 4 700 2983 65 25 -22.7 -10.6 | 53 12 -9.4 -7.1 5 500 5320 35 23 -13.2 -18.8 | 360 15 0.0 -15.4 6 400 6800 35 31 -17.8 -25.4 | 12 22 -4.6 -21.9 7 300 8600 30 40 -20.0 -34.6 | 12 32 -6.8 -31.2 8 250 9710 30 36 -18.0 -31.2 | 10 28 -4.8 -27.7 9 249 9734 30 36 -18.0 -31.2 | 10 28 -4.8 -27.7 10 200 11060 35 27 -15.5 -22.1 | 7 19 -2.3 -18.6 11 150 12810 35 23 -13.2 -18.8 | 360 15 0.0 -15.4 12 100 15250 25 15 -6.3 -13.6 | 326 12 6.9 -10.1 Wind Parameters Mean winds (0-6000m): 45.3 at 18.2 knts Storm direction: 75.3 at 13.7 knts Shear (0-3000m) pos: 4.5 neg: 1.0 tot: 5.5 10-3/s Storm rel Dir Shear (0-3000m): 155.8 deg Storm rel helicity (0-3000m) pos: 92.6 neg: -1.6 tot: 91.0 m^2/s^2 ave: 30.3 10^-3 m/s^2 rel: 0.84 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 5.2 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 2.45 Bulk Shear: 34.84 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 68 2 257 12| 4.4 0.0 4.4| 7.3 -1.6 5.7 11.4 0.36| 5.3 1.9 1000 23 4 271 12| 2.2 3.0 5.2| 20.9 -1.6 19.3 19.3 0.55| 6.0 3.3 1500 16 6 280 12| 2.7 2.0 4.8| 33.7 -1.6 32.0 21.4 0.65| 5.3 3.5 2000 20 8 289 11| 3.6 1.5 5.2| 53.0 -1.6 51.3 25.7 0.74| 5.6 4.2 2500 30 10 301 10| 4.2 1.2 5.5| 73.5 -1.6 71.8 28.7 0.81| 6.1 4.9 3000 43 12 316 7| 4.5 1.0 5.5| 92.6 -1.6 91.0 30.3 0.84| 6.3 5.2 4000 49 15 343 7| 3.4 1.5 4.8| 92.6 -19.3 73.4 18.3 0.60| 5.4 3.2 5000 48 17 355 8| 2.7 1.7 4.4| 92.6 -37.5 55.1 11.0 0.42| 4.9 2.1 6000 45 18 358 9| 2.2 1.6 3.9|101.5 -42.0 59.4 9.9 0.40| 4.5 1.8 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20260116.12.gif