UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011012.upa.cvt Date: 1200Z 10 JAN 26 Searching for U3884... Searching the city database file for: U3884 ... Date:1200Z 10 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 1000 59 -26.5 -29.6 75 3.1 -26.8 70 3 246.6 246.7 246.4 247.5 0.33 1 999 66 -25.5 -28.4 77 2.9 -25.8 70 3 247.7 247.8 247.4 248.7 0.37 2 936 537 -27.7 -30.9 74 3.2 -27.9 91 18 250.1 250.2 249.5 251.0 0.31 3 925 622 -26.7 -29.9 74 3.2 -27.0 95 21 252.0 252.1 251.2 253.0 0.35 4 900 821 -23.9 -27.5 72 3.6 -24.3 87 20 256.9 256.9 255.5 258.1 0.44 5 850 1237 -24.9 -28.2 74 3.3 -25.2 70 17 260.1 260.1 258.1 261.3 0.44 6 805 1633 -24.5 -28.1 72 3.6 -24.9 71 19 264.6 264.6 261.7 265.9 0.47 7 731 2328 -29.1 -33.8 64 4.7 -29.5 74 23 266.9 267.0 263.1 267.8 0.30 8 700 2638 -29.3 -33.9 64 4.6 -29.7 75 25 270.0 270.1 265.3 271.0 0.31 9 682 2823 -29.3 -34.1 63 4.8 -29.7 71 25 272.1 272.1 266.7 273.0 0.31 10 629 3394 -33.5 -39.5 55 6.0 -33.9 58 23 273.6 273.7 267.5 274.2 0.20 11 534 4531 -37.7 -43.7 53 6.0 -38.0 31 20 281.7 281.7 272.4 282.2 0.15 12 500 4980 -40.9 -47.9 47 7.0 -41.2 20 19 283.2 283.2 273.2 283.5 0.10 13 400 6470 -51.9 -58.9 43 7.0 -52.0 355 27 287.5 287.5 275.5 287.7 0.03 14 382 6765 -54.3 -60.3 48 6.0 -54.4 355 31 288.2 288.2 275.7 288.3 0.03 15 339 7526 -54.7 -60.7 47 6.0 -54.8 340 33 297.7 297.7 280.3 297.8 0.03 16 300 8300 -56.9 -63.9 41 7.0 -57.0 325 36 305.1 305.1 283.5 305.2 0.02 17 298 8342 -57.3 -64.3 41 7.0 -57.4 324 36 305.2 305.2 283.5 305.2 0.02 18 250 9460 -55.3 -62.3 41 7.0 -55.4 310 42 323.9 323.9 290.0 324.0 0.04 19 249 9486 -55.1 -62.1 42 7.0 -55.2 310 42 324.5 324.5 290.2 324.7 0.04 20 200 10880 -58.3 -66.3 35 8.0 -58.4 310 40 340.4 340.4 294.4 340.5 0.03 21 150 12680 -60.3 -69.3 30 9.0 -60.4 305 42 366.2 366.2 299.9 366.3 0.02 22 100 15180 -63.9 -72.9 28 9.0 -64.0 305 38 404.3 404.3 305.8 404.4 0.02 23 77 16771 -66.3 -75.3 27 9.0 -66.4 298 39 430.6 430.6 308.9 430.7 0.02 24 70 17350 -64.7 -74.7 24 10.0 -64.9 295 40 446.0 446.0 310.5 446.1 0.02 25 50 19390 -66.7 -76.7 23 10.0 -66.9 285 42 486.3 486.3 314.0 486.4 0.02 26 39 20895 -65.9 -75.9 24 10.0 -66.2 524.1 524.2 316.6 524.4 0.03 TRP 382 6765 -54.3 -60.3 48 6.0 -54.4 355 31 288.2 288.2 275.7 288.3 0.03 WND Sounding variables and indices 1000-500 mb thick: 4921.01 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 63.36 % Est. max temperature: -13.09 C = 8.44 F Sfc-Lift cond lev (LCL): 949.31 mb = 434.79 m = 1426.47 ft T: -27.22 C 700-500 lapse rate: 4.95 C/km ThetaE index: 0.00 C Layer 1000.0- 0.0 mb Conv cond level (CCL): 621.21 mb = 3480.99 m = 11420.45 ft Mean mixing ratio: 0.35 g/kg Conv temperature: 1.09 C = 33.96 F Cap Strength: 25.27 C Lifted Index: 25.94 C Risk: None Lifted Index @300 mb: 38.00 C Lifted Index @700 mb: 16.91 C Showalter Index: 18.03 C Risk: None Total Totals Index: 28.70 C Risk: None Vertical Totals Index: 16.00 C Cross Totals Index: 12.70 C K Index: -16.80 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 4.69 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.89 J/kg Max Up Vert Vel: 7.99 m/s Conv Inhibition (B-): 45711.17 J/kg Cap Strength: 25.94 C Lift Cond Lev (LCL): 900.67 mb = 815.36 m = 2675.03 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 84 at 15 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 1000 59 70 3 -2.8 -1.0 | 267 13 12.5 0.6 1 1000 59 70 3 -2.8 -1.0 | 267 13 12.5 0.6 2 925 622 95 21 -20.9 1.8 | 121 7 -5.6 3.4 3 850 1237 70 17 -16.0 -5.8 | 9 4 -0.7 -4.2 4 700 2638 75 25 -24.1 -6.5 | 61 10 -8.8 -4.9 5 500 4980 20 19 -6.5 -17.9 | 332 19 8.8 -16.3 6 400 6470 355 27 2.4 -26.9 | 325 31 17.7 -25.3 7 382 6765 355 31 2.7 -30.9 | 328 34 18.0 -29.3 8 300 8300 325 36 20.6 -29.5 | 308 46 36.0 -27.9 9 250 9460 310 42 32.2 -27.0 | 298 54 47.5 -25.4 10 200 10880 310 40 30.6 -25.7 | 298 52 46.0 -24.1 11 150 12680 305 42 34.4 -24.1 | 294 55 49.7 -22.5 12 100 15180 305 38 31.1 -21.8 | 294 51 46.4 -20.2 13 70 17350 295 40 36.3 -16.9 | 287 54 51.6 -15.3 14 50 19390 285 42 40.6 -10.9 | 279 57 55.9 -9.3 Wind Parameters Mean winds (0-6000m): 54.1 at 20.5 knts Storm direction: 84.1 at 15.4 knts Shear (0-3000m) pos: 3.8 neg: 1.9 tot: 5.6 10-3/s Storm rel Dir Shear (0-3000m): 129.4 deg Storm rel helicity (0-3000m) pos: 10.9 neg: -21.4 tot: -10.4 m^2/s^2 ave: -3.5 10^-3 m/s^2 rel: -0.29 Storm rel vorticity (0-3000m) horiz: 6.9 stream: -2.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.39 Bulk Shear: 22.91 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 89 11 252 5| 16.7 0.0 16.7| 2.1 -1.7 0.4 0.7 -0.28| 18.1 -5.0 1000 89 15 182 1| 8.4 2.5 10.9| 2.1 -8.1 -6.0 -6.0 -0.41| 13.1 -5.4 1500 83 16 62 1| 5.6 2.4 7.9| 4.0 -10.3 -6.3 -4.2 -0.38| 10.2 -3.9 2000 80 17 47 2| 4.9 1.8 6.7| 7.3 -10.3 -3.0 -1.5 -0.28| 8.4 -2.4 2500 78 18 51 3| 4.5 1.4 6.0| 10.9 -10.3 0.6 0.3 -0.21| 7.3 -1.6 3000 77 19 51 4| 3.8 1.9 5.6| 10.9 -21.4 -10.4 -3.5 -0.29| 6.9 -2.0 4000 71 20 37 6| 2.8 2.5 5.3| 10.9 -50.0 -39.0 -9.8 -0.41| 6.4 -2.6 5000 64 20 22 8| 2.3 2.7 5.0| 10.9 -79.8 -68.8 -13.8 -0.47| 6.0 -2.8 6000 54 21 7 11| 1.9 3.0 4.9| 10.9 -89.7 -78.8 -13.1 -0.43| 5.7 -2.5 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20260110.12.gif