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 U3884... Searching the city database file for: U3884 ... Date:0000Z 13 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 1009 58 -26.1 -30.0 70 3.9 -26.4 135 5 246.4 246.5 246.2 247.3 0.31 1 1000 123 -27.1 -32.1 62 5.0 -27.5 120 5 246.1 246.1 245.7 246.8 0.26 2 966 372 -28.5 -33.5 62 5.0 -28.8 118 10 247.1 247.1 246.6 247.7 0.23 3 960 417 -27.3 -32.3 62 5.0 -27.7 117 11 248.7 248.8 248.2 249.5 0.26 4 949 501 -18.3 -23.3 65 5.0 -19.0 117 13 258.7 258.8 257.4 260.4 0.62 5 925 693 -17.1 -20.8 73 3.7 -17.7 115 17 261.8 261.9 260.2 264.0 0.79 6 914 783 -16.9 -20.9 71 4.0 -17.6 111 16 262.9 263.1 261.1 265.1 0.79 7 850 1325 -19.5 -24.2 66 4.7 -20.2 85 11 265.7 265.8 262.9 267.5 0.63 8 815 1636 -21.5 -26.0 67 4.5 -22.1 83 10 266.8 266.9 263.5 268.4 0.56 9 700 2735 -31.5 -36.0 64 4.5 -31.8 75 5 267.6 267.6 263.4 268.4 0.25 10 688 2857 -32.3 -36.5 66 4.2 -32.6 68 6 268.0 268.1 263.8 268.8 0.24 11 634 3431 -33.3 -36.5 73 3.2 -33.5 32 9 273.2 273.3 267.4 274.1 0.27 12 609 3713 -35.1 -38.8 69 3.7 -35.3 15 11 274.3 274.4 268.0 275.0 0.22 13 592 3909 -36.7 -40.3 69 3.6 -36.9 3 12 274.7 274.7 268.2 275.3 0.19 14 571 4159 -36.1 -39.9 68 3.8 -36.3 347 13 278.3 278.3 270.5 278.9 0.21 15 500 5070 -41.1 -47.1 52 6.0 -41.3 290 19 282.9 282.9 273.1 283.3 0.11 16 400 6560 -49.3 -57.3 39 8.0 -49.5 280 33 290.9 290.9 277.2 291.1 0.04 17 365 7157 -52.3 -60.3 38 8.0 -52.4 280 33 294.6 294.6 279.0 294.7 0.03 18 317 8066 -53.9 -62.9 32 9.0 -54.1 280 39 304.5 304.5 283.2 304.6 0.03 19 300 8420 -54.1 -63.1 32 9.0 -54.2 280 42 309.1 309.1 285.0 309.2 0.03 20 250 9590 -54.7 -64.7 28 10.0 -54.9 285 44 324.7 324.7 290.2 324.8 0.03 21 200 11010 -55.7 -66.7 24 11.0 -55.9 285 44 344.6 344.6 295.4 344.7 0.02 22 152 12746 -57.1 -70.1 18 13.0 -57.3 290 42 370.3 370.3 300.7 370.4 0.02 23 150 12830 -57.3 -70.3 18 13.0 -57.5 290 42 371.4 371.4 300.8 371.4 0.02 24 100 15360 -62.3 -77.3 12 15.0 -62.5 290 50 407.4 407.4 306.2 407.4 0.01 25 70 17540 -64.5 -79.5 11 15.0 -64.7 280 64 446.4 446.4 310.5 446.5 0.01 26 52 19344 -68.7 -83.7 10 15.0 -68.9 280 74 476.2 476.2 313.1 476.3 0.01 27 50 19580 -67.9 -82.9 10 15.0 -68.1 280 75 483.5 483.5 313.7 483.5 0.01 28 35 21723 -68.2 -83.9 9 15.7 -68.5 275 87 534.6 534.6 317.2 534.7 0.01 29 31 22451 -68.3 -84.3 8 16.0 -68.6 553.2 553.2 318.3 553.3 0.01 TRP 365 7157 -52.3 -60.3 38 8.0 -52.4 280 33 294.6 294.6 279.0 294.7 0.03 WND 35 21723 -68.2 -83.9 9 15.7 -68.5 275 87 534.6 534.6 317.2 534.7 0.01 Sounding variables and indices 1000-500 mb thick: 4947.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 66.00 % Est. max temperature: -7.16 C = 19.12 F Sfc-Lift cond lev (LCL): 945.10 mb = 532.04 m = 1745.53 ft T: -18.11 C 700-500 lapse rate: 4.11 C/km ThetaE index: 0.51 C Layer 1000.0- 966.0 mb Conv cond level (CCL): 1000.00 mb = 123.00 m = 403.54 ft Mean mixing ratio: 0.47 g/kg Conv temperature: -25.01 C = -13.02 F Cap Strength: 20.13 C Lifted Index: 23.16 C Risk: None Lifted Index @300 mb: 38.52 C Lifted Index @700 mb: 11.93 C Showalter Index: 12.79 C Risk: None Total Totals Index: 38.50 C Risk: None Vertical Totals Index: 21.60 C Cross Totals Index: 16.90 C K Index: -7.10 Risk: None Sweat Index: 41.00 Risk: None Energy Index: 3.24 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 96.43 J/kg Max Up Vert Vel: 13.89 m/s Conv Inhibition (B-): 47599.38 J/kg Cap Strength: 22.89 C Lift Cond Lev (LCL): 906.59 mb = 843.57 m = 2767.57 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 342 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 1009 58 135 5 -3.5 3.5 | 153 14 -6.5 12.9 1 1000 123 120 5 -4.3 2.5 | 148 14 -7.3 11.8 2 925 693 115 17 -15.4 7.2 | 132 25 -18.4 16.5 3 850 1325 85 11 -11.0 -1.0 | 121 16 -13.9 8.4 4 700 2735 75 5 -4.8 -1.3 | 136 11 -7.8 8.0 5 500 5070 290 19 17.9 -6.5 | 259 15 14.9 2.8 6 400 6560 280 33 32.5 -5.7 | 263 30 29.5 3.6 7 365 7157 280 33 32.5 -5.7 | 263 30 29.5 3.6 8 300 8420 280 42 41.4 -7.3 | 267 38 38.4 2.0 9 250 9590 285 44 42.5 -11.4 | 273 40 39.5 -2.0 10 200 11010 285 44 42.5 -11.4 | 273 40 39.5 -2.0 11 150 12830 290 42 39.5 -14.4 | 278 37 36.5 -5.0 12 100 15360 290 50 47.0 -17.1 | 280 45 44.0 -7.8 13 70 17540 280 64 63.0 -11.1 | 272 60 60.0 -1.8 14 50 19580 280 75 73.9 -13.0 | 273 71 70.9 -3.7 Wind Parameters Mean winds (0-6000m): 312.3 at 13.1 knts Storm direction: 342.3 at 9.8 knts Shear (0-3000m) pos: 0.0 neg: 1.3 tot: 1.3 10-3/s Storm rel Dir Shear (0-3000m): -31.4 deg Storm rel helicity (0-3000m) pos: 11.0 neg: -61.0 tot: -50.0 m^2/s^2 ave: -16.7 10^-3 m/s^2 rel: -0.32 Storm rel vorticity (0-3000m) horiz: 5.2 stream: -1.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.52 Bulk Shear: 63.38 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 ------------------------------------------------------------------------------- 500 118 9 141 17| 0.0 9.8 9.8| 0.0 -24.2 -24.2 -48.4 -0.53| 10.3 -5.5 1000 113 12 135 20| 0.0 5.2 5.2| 0.0 -49.3 -49.3 -49.3 -0.54| 9.2 -4.9 1500 106 12 131 19| 0.0 2.7 2.7| 1.3 -54.0 -52.7 -35.1 -0.45| 7.7 -3.5 2000 101 11 129 18| 0.0 1.7 1.7| 5.2 -54.0 -48.8 -24.4 -0.37| 6.4 -2.4 2500 98 10 129 17| 0.0 1.1 1.1| 9.8 -54.0 -44.2 -17.7 -0.29| 5.5 -1.6 3000 95 10 129 16| 0.0 1.3 1.3| 11.0 -61.0 -50.0 -16.7 -0.32| 5.2 -1.7 4000 78 10 121 14| 0.0 2.2 2.2| 11.0 -79.0 -68.0 -17.0 -0.48| 5.5 -2.6 5000 56 11 105 12| 0.0 2.4 2.4| 11.0-107.9 -96.9 -19.4 -0.56| 6.3 -3.5 6000 312 13 265 7| 0.0 2.8 2.8| 16.8-107.9 -91.1 -15.2 -0.46| 6.1 -2.8 Wrote GIF file: /home/apache/climate/data/raob//U3884/skewt/U3884.skewt.20260113.00.gif