UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026012000.upa.cvt Date: 0000Z 20 JAN 26 Searching for LK747... Searching the city database file for: LK747 ... Date:0000Z 20 JAN 26 Station: LK747 WMO ident: 11747 Latitude: 49.45 Longitude: 17.13 ------------------------------------------------------------------------------- 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 1008 214 -7.9 -9.7 87 1.8 -8.4 155 3 264.6 264.9 264.3 269.5 1.81 1 1005 237 -4.9 -8.3 77 3.4 -5.9 159 4 267.9 268.2 267.0 273.4 2.03 2 1002 260 -4.7 -8.6 74 3.9 -5.9 162 6 268.3 268.6 267.2 273.7 1.99 3 1000 276 -4.9 -8.7 75 3.8 -6.0 165 7 268.2 268.6 267.1 273.6 1.98 4 989 363 -5.3 -8.7 77 3.4 -6.3 167 10 268.7 269.0 267.4 274.1 2.00 5 929 851 -8.1 -10.6 82 2.5 -8.8 179 30 270.7 271.0 268.5 275.8 1.83 6 925 884 -7.7 -11.0 77 3.3 -8.7 180 31 271.4 271.7 268.9 276.4 1.78 7 910 1012 -4.7 -12.7 54 8.0 -7.0 180 32 275.8 276.1 271.3 280.3 1.58 8 878 1295 -1.3 -16.3 31 15.0 -5.5 180 33 282.2 282.4 274.4 285.8 1.22 9 875 1322 -1.5 -16.5 31 15.0 -5.7 180 34 282.2 282.4 274.5 285.8 1.20 10 860 1460 -0.9 -17.9 26 17.0 -5.6 180 34 284.3 284.4 275.3 287.5 1.09 11 850 1553 -1.1 -16.1 31 15.0 -5.5 180 35 285.0 285.2 276.0 288.8 1.28 12 839 1657 -0.3 -21.3 19 21.0 -5.8 179 34 286.9 287.0 276.4 289.5 0.83 13 806 1977 -1.3 -28.3 11 27.0 -7.3 177 31 289.1 289.2 277.0 290.6 0.46 14 781 2229 0.2 -47.8 1 48.0 -7.2 176 28 293.4 293.4 278.4 293.6 0.06 15 780 2239 0.2 176 28 293.5 16 700 3098 -4.9 -25.9 18 21.0 -9.9 170 19 297.1 297.2 281.0 299.2 0.66 17 674 3394 -7.1 -26.1 20 19.0 -11.5 169 19 297.8 298.0 281.3 300.0 0.67 18 500 5650 -23.3 -58.3 3 35.0 -25.7 165 21 304.6 304.6 283.3 304.7 0.03 19 492 5767 -24.3 -59.3 2 35.0 -26.6 164 21 304.8 304.8 283.4 304.9 0.03 20 400 7230 -37.7 -56.7 12 19.0 -38.5 155 27 306.0 306.0 283.8 306.2 0.04 21 367 7819 -43.1 -58.1 18 15.0 -43.6 152 27 306.4 306.4 284.0 306.6 0.04 22 300 9150 -53.3 -67.3 17 14.0 -53.5 145 27 310.2 310.2 285.4 310.3 0.01 23 250 10300 -61.1 -73.1 19 12.0 -61.2 150 19 315.2 315.2 287.2 315.3 0.01 24 222 11031 -66.7 -74.7 32 8.0 -66.7 155 14 317.5 317.5 287.9 317.5 0.01 25 207 11453 -68.3 -78.3 22 10.0 -68.4 158 11 321.4 321.4 289.2 321.4 0.00 26 200 11660 -68.9 -77.9 26 9.0 -68.9 160 9 323.6 323.6 289.9 323.7 0.00 27 183 12184 -72.7 -77.7 47 5.0 -72.7 80 9 325.8 325.8 290.5 325.8 0.01 28 174 12483 -67.7 -79.7 17 12.0 -67.8 52 8 338.8 338.8 294.0 338.8 0.00 29 158 13064 -65.1 -85.1 5 20.0 -65.2 359 6 352.7 352.7 297.2 352.7 0.00 30 150 13380 -64.9 -85.9 4 21.0 -65.0 330 5 358.3 358.3 298.4 358.3 0.00 31 118 14851 -61.7 -86.7 2 25.0 -61.9 306 7 389.6 389.6 303.8 389.6 0.00 32 100 15870 -63.3 -87.3 2 24.0 -63.5 290 9 405.4 405.4 305.9 405.4 0.00 33 74 17719 -61.3 -88.3 2 27.0 -61.6 269 28 446.1 446.1 310.5 446.1 0.00 34 70 18060 -63.3 -88.3 2 25.0 -63.6 265 31 449.0 449.0 310.7 449.0 0.00 35 67 18330 -64.3 -89.3 2 25.0 -64.6 266 31 452.5 452.5 311.1 452.5 0.00 36 63 18710 -62.1 -88.1 2 26.0 -62.4 268 32 465.3 465.3 312.3 465.4 0.00 37 50 20140 -63.1 -89.1 2 26.0 -63.5 275 33 494.8 494.8 314.6 494.8 0.00 38 32 22875 -65.5 -91.5 2 26.0 -66.0 262 48 555.7 555.7 318.4 555.7 0.00 39 30 23270 -63.9 -90.9 1 27.0 -64.5 260 50 570.4 570.4 319.2 570.5 0.00 40 22 25172 -63.7 -90.7 1 27.0 -64.5 623.9 623.9 321.6 624.0 0.00 TRP 183 12184 -72.7 -77.7 47 5.0 -72.7 80 9 325.8 325.8 290.5 325.8 0.01 WND Sounding variables and indices 1000-500 mb thick: 5374.00 m Freezing level: Surface below freezing Freezing level: 784.33 mb = 2195.43 m = 7202.76 ft Freezing level: 776.86 mb = 2272.93 m = 7457.02 ft Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 26.24 % Est. max temperature: 11.90 C = 53.41 F Sfc-Lift cond lev (LCL): 979.35 mb = 439.11 m = 1440.62 ft T: -5.74 C 700-500 lapse rate: 7.21 C/km ThetaE index: 0.08 C Layer 1000.0- 989.0 mb Conv cond level (CCL): 568.48 mb = 4680.37 m = 15355.34 ft Mean mixing ratio: 1.88 g/kg Conv temperature: 29.38 C = 84.88 F Cap Strength: 21.47 C Lifted Index: 24.26 C Risk: None Lifted Index @300 mb: 24.73 C Lifted Index @700 mb: 21.33 C Showalter Index: 13.83 C Risk: None Total Totals Index: 29.40 C Risk: None Vertical Totals Index: 22.20 C Cross Totals Index: 7.20 C K Index: -14.90 Risk: None Sweat Index: 91.00 Risk: None Energy Index: 3.48 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.77 J/kg Max Up Vert Vel: 6.44 m/s Conv Inhibition (B-): 51347.98 J/kg Cap Strength: 24.20 C Lift Cond Lev (LCL): 903.76 mb = 1066.17 m = 3497.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 202 at 17 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 1008 214 155 3 -1.3 2.7 | 31 15 -7.9 -13.3 1 1000 276 165 7 -1.8 6.8 | 42 13 -8.4 -9.3 2 925 884 180 31 0.0 31.0 | 156 16 -6.6 15.0 3 850 1553 180 35 0.0 35.0 | 161 20 -6.6 19.0 4 700 3098 170 19 -3.3 18.7 | 105 10 -9.9 2.7 5 500 5650 165 21 -5.4 20.3 | 109 13 -12.0 4.3 6 400 7230 155 27 -11.4 24.5 | 115 20 -18.0 8.4 7 300 9150 145 27 -15.5 22.1 | 105 23 -22.1 6.1 8 250 10300 150 19 -9.5 16.5 | 92 16 -16.1 0.4 9 200 11660 160 9 -3.1 8.5 | 52 12 -9.7 -7.6 10 183 12184 80 9 -8.9 -1.6 | 41 23 -15.5 -17.6 11 150 13380 330 5 2.5 -4.3 | 11 21 -4.1 -20.4 12 100 15870 290 9 8.5 -3.1 | 354 19 1.8 -19.1 13 70 18060 265 31 30.9 2.7 | 299 28 24.3 -13.3 14 50 20140 275 33 32.9 -2.9 | 306 32 26.3 -18.9 15 30 23270 260 50 49.2 8.7 | 280 43 42.6 -7.3 Wind Parameters Mean winds (0-6000m): 172.4 at 23.1 knts Storm direction: 202.4 at 17.3 knts Shear (0-3000m) pos: 5.2 neg: 2.5 tot: 7.7 10-3/s Storm rel Dir Shear (0-3000m): 74.8 deg Storm rel helicity (0-3000m) pos: 79.9 neg: -48.7 tot: 31.2 m^2/s^2 ave: 10.4 10^-3 m/s^2 rel: 0.26 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 2.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 2.02 Bulk Shear: 10.27 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 ------------------------------------------------------------------------------- 500 173 14 78 9| 22.1 0.0 22.1| 54.0 0.0 54.0 108.0 0.89| 22.4 19.9 1000 178 22 131 10| 15.6 0.0 15.6| 76.6 0.0 76.6 76.6 0.82| 15.8 13.1 1500 179 26 145 12| 10.4 0.2 10.6| 79.8 -5.5 74.2 49.5 0.73| 11.7 8.5 2000 179 27 147 13| 7.8 1.4 9.2| 79.8 -22.5 57.2 28.6 0.53| 10.2 5.4 2500 178 27 145 13| 6.2 2.2 8.4| 79.8 -37.8 42.0 16.8 0.37| 9.3 3.4 3000 177 26 142 13| 5.2 2.5 7.7| 79.9 -48.7 31.2 10.4 0.26| 8.4 2.2 4000 176 24 135 12| 3.9 1.8 5.7| 81.0 -48.7 32.3 8.1 0.27| 6.5 1.7 5000 174 23 129 12| 3.1 1.4 4.5| 81.9 -48.7 33.2 6.6 0.27| 5.3 1.4 6000 172 23 125 12| 2.6 1.1 3.7| 85.4 -48.7 36.7 6.1 0.27| 4.7 1.3 Wrote GIF file: /home/apache/climate/data/raob//LK747/skewt/LK747.skewt.20260120.00.gif