UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011400.upa.cvt Date: 0000Z 14 JAN 26 Searching for U4947... Searching the city database file for: U4947 ... Date:0000Z 14 JAN 26 Station: U4947 WMO ident: 24947 ------------------------------------------------------------------------------- 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 1013 137 -41.9 -49.9 41 8.0 -42.1 0 0 230.4 230.4 230.3 230.5 0.04 1 1000 224 -41.9 -47.9 52 6.0 -42.0 0 0 231.2 231.3 231.2 231.4 0.05 2 998 238 -41.7 -47.7 52 6.0 -41.8 2 0 231.6 231.6 231.5 231.7 0.05 3 983 341 -38.1 -44.1 53 6.0 -38.3 13 2 236.2 236.2 236.0 236.4 0.08 4 976 391 -34.9 -40.9 54 6.0 -35.1 19 2 239.9 239.9 239.6 240.2 0.11 5 946 610 -32.3 -38.3 55 6.0 -32.6 43 5 244.7 244.7 244.2 245.1 0.15 6 925 769 -32.1 -37.1 61 5.0 -32.4 60 7 246.5 246.5 245.9 247.0 0.17 7 897 987 -30.9 -35.8 62 4.9 -31.2 71 10 249.9 249.9 249.0 250.5 0.20 8 873 1181 -26.3 -31.0 65 4.7 -26.7 81 12 256.6 256.7 255.1 257.6 0.33 9 850 1375 -25.3 -29.7 67 4.4 -25.7 90 15 259.6 259.7 257.7 260.7 0.38 10 783 1973 -22.5 -26.4 70 3.9 -23.0 103 17 268.8 268.9 265.0 270.5 0.56 11 700 2787 -27.3 -30.5 74 3.2 -27.6 120 19 272.3 272.3 267.1 273.5 0.43 12 667 3134 -29.1 -32.5 72 3.4 -29.4 126 20 274.0 274.1 268.1 275.2 0.37 13 631 3531 -29.7 -32.9 74 3.2 -30.0 132 21 277.7 277.8 270.5 278.9 0.38 14 615 3713 -31.3 -34.3 75 3.0 -31.6 135 21 277.9 278.0 270.5 279.0 0.34 15 512 4989 -40.5 -43.8 70 3.3 -40.6 157 25 281.7 281.8 272.5 282.2 0.15 16 500 5150 -41.9 -45.0 72 3.1 -42.1 160 25 282.0 282.0 272.5 282.4 0.14 17 400 6620 -54.3 -58.1 63 3.8 -54.4 160 31 284.4 284.4 273.8 284.5 0.04 18 387 6829 -56.5 -60.0 65 3.5 -56.5 158 29 284.2 284.2 273.6 284.3 0.03 19 341 7618 -61.3 -64.8 63 3.5 -61.3 150 21 288.2 288.2 275.7 288.2 0.02 20 330 7821 -60.1 -63.9 61 3.8 -60.2 176 17 292.5 292.5 278.0 292.6 0.02 21 300 8410 -61.9 -65.6 61 3.7 -61.9 250 7 298.1 298.1 280.5 298.2 0.02 22 295 8514 -62.5 -66.3 60 3.8 -62.5 242 7 298.7 298.7 280.8 298.7 0.02 23 267 9136 -58.7 -62.7 60 4.0 -58.7 192 7 312.9 312.9 286.4 313.0 0.03 24 250 9550 -59.3 -63.3 60 4.0 -59.3 160 7 317.9 317.9 288.1 318.0 0.03 25 200 10950 -57.5 -61.7 59 4.2 -57.6 220 5 341.7 341.7 294.8 341.9 0.05 26 150 12760 -58.3 -62.8 56 4.5 -58.4 255 9 369.6 369.6 300.5 369.9 0.05 27 100 15320 -57.3 -62.3 53 5.0 -57.5 270 23 417.0 417.0 307.4 417.5 0.09 28 70 17570 -57.1 -63.1 46 6.0 -57.4 275 33 462.2 462.3 312.0 462.9 0.11 29 50 19700 -56.1 -64.1 36 8.0 -56.7 255 42 511.3 511.3 315.8 512.2 0.14 30 49 19828 -56.7 -64.7 36 8.0 -57.2 254 43 512.8 512.9 315.9 513.6 0.13 31 43 20663 -53.9 -63.9 28 10.0 -54.8 248 47 539.2 539.3 317.5 540.3 0.16 32 39 21299 -48.3 -59.3 27 11.0 -50.1 243 50 568.7 568.8 319.2 571.0 0.33 33 34 22204 -48.1 -61.1 21 13.0 -50.3 236 54 591.9 592.0 320.3 594.1 0.30 34 31 22807 -52.9 -67.9 15 15.0 -54.5 232 57 594.8 594.9 320.4 595.8 0.13 35 30 23020 -50.1 -66.1 14 16.0 -52.3 230 58 608.1 608.1 321.0 609.4 0.18 36 26 23959 -47.1 -65.1 11 18.0 -50.4 225 62 642.0 642.1 322.4 643.8 0.23 37 22 25064 -46.7 -66.7 8 20.0 -50.6 219 66 674.6 674.7 323.6 676.4 0.22 38 21 25374 -43.9 -64.9 8 21.0 -48.8 217 67 692.1 692.2 324.3 694.6 0.30 39 20 25700 -44.9 -66.9 7 22.0 -49.7 215 68 698.7 698.8 324.4 700.8 0.24 40 15 27610 -48.1 -72.1 5 24.0 -52.8 748.0 748.1 325.9 749.4 0.15 41 13 28562 -43.7 -69.7 4 25.9 -50.7 215 85 794.4 794.5 327.1 796.8 0.25 42 12 29103 -41.3 -68.3 4 27.0 -49.7 821.4 821.6 327.8 824.7 0.32 43 10 30364 -32.9 -61.9 4 29.0 -46.4 896.7 897.2 329.5 907.1 0.92 TRP 341 7618 -61.3 -64.8 63 3.5 -61.3 150 21 288.2 288.2 275.7 288.2 0.02 WND 13 28562 -43.7 -69.7 4 25.9 -50.7 215 85 794.4 794.5 327.1 796.8 0.25 Sounding variables and indices 1000-500 mb thick: 4926.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 68.68 % Est. max temperature: -14.27 C = 6.31 F Sfc-Lift cond lev (LCL): 878.26 mb = 1138.27 m = 3734.43 ft T: -27.32 C 700-500 lapse rate: 6.18 C/km Conv cond level (CCL): 1000.00 mb = 224.00 m = 734.90 ft Mean mixing ratio: 0.12 g/kg Conv temperature: -39.11 C = -38.39 F Cap Strength: 33.84 C Lifted Index: 33.75 C Risk: None Lifted Index @300 mb: 40.62 C Lifted Index @700 mb: 28.46 C Showalter Index: 17.49 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 16.60 C Cross Totals Index: 12.20 C K Index: -16.30 Risk: None Sweat Index: 55.00 Risk: None Energy Index: 4.68 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 74.65 J/kg Max Up Vert Vel: 12.22 m/s Conv Inhibition (B-): 85436.08 J/kg Cap Strength: 33.83 C Lift Cond Lev (LCL): 881.96 mb = 1108.12 m = 3635.53 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 165 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 1013 137 0 0 -0.0 -0.0 | 345 14 3.5 -13.5 1 1000 224 0 0 -0.0 -0.0 | 345 14 3.5 -13.5 2 925 769 60 7 -6.1 -3.5 | 9 17 -2.5 -17.0 3 850 1375 90 15 -15.0 0.0 | 40 18 -11.5 -13.5 4 700 2787 120 19 -16.5 9.5 | 73 14 -12.9 -4.0 5 500 5150 160 25 -8.6 23.5 | 153 11 -5.0 10.0 6 400 6620 160 31 -10.6 29.1 | 156 17 -7.1 15.6 7 341 7618 150 21 -10.5 18.2 | 124 8 -7.0 4.7 8 300 8410 250 7 6.6 2.4 | 318 15 10.1 -11.1 9 250 9550 160 7 -2.4 6.6 | 351 7 1.1 -6.9 10 200 10950 220 5 3.2 3.8 | 325 12 6.7 -9.7 11 150 12760 255 9 8.7 2.3 | 312 17 12.2 -11.2 12 100 15320 270 23 23.0 -0.0 | 297 30 26.5 -13.5 13 70 17570 275 33 32.9 -2.9 | 294 40 36.4 -16.4 14 50 19700 255 42 40.6 10.9 | 273 44 44.1 -2.6 15 30 23020 230 58 44.4 37.3 | 244 54 47.9 23.8 16 20 25700 215 68 39.0 55.7 | 225 60 42.5 42.2 Wind Parameters Mean winds (0-6000m): 135.4 at 18.6 knts Storm direction: 165.4 at 13.9 knts Shear (0-3000m) pos: 3.4 neg: 0.0 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): 96.4 deg Storm rel helicity (0-3000m) pos: 118.9 neg: 0.0 tot: 118.9 m^2/s^2 ave: 39.6 10^-3 m/s^2 rel: 0.92 Storm rel vorticity (0-3000m) horiz: 5.1 stream: 4.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 1.61 Bulk Shear: 46.31 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 45 2 353 15| 5.5 0.0 5.5| 18.8 0.0 18.8 37.5 0.76| 5.9 4.5 1000 67 5 5 16| 6.1 0.0 6.1| 55.6 0.0 55.6 55.6 0.90| 7.1 6.3 1500 81 8 17 15| 5.4 0.0 5.4| 82.3 0.0 82.3 54.9 0.92| 6.7 6.2 2000 89 10 26 15| 4.4 0.0 4.4| 95.5 0.0 95.5 47.7 0.92| 5.9 5.4 2500 96 12 34 15| 3.8 0.0 3.8|108.2 0.0 108.2 43.3 0.91| 5.5 5.0 3000 103 13 41 14| 3.4 0.0 3.4|118.9 0.0 118.9 39.6 0.92| 5.1 4.7 4000 114 15 54 13| 2.9 0.0 2.9|139.1 0.0 139.1 34.8 0.92| 4.7 4.4 5000 126 17 71 11| 2.6 0.0 2.6|160.3 0.0 160.3 32.1 0.94| 4.5 4.2 6000 135 19 88 10| 2.3 0.2 2.5|162.0 0.0 162.0 27.0 0.87| 4.1 3.6 Wrote GIF file: /home/apache/climate/data/raob//U4947/skewt/U4947.skewt.20260114.00.gif