UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for U0046... Searching the city database file for: U0046 ... Date:0000Z 5 DEC 25 Station: U0046 WMO ident: 20046 Latitude: 80.62 Longitude: 58.05 ------------------------------------------------------------------------------- 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 1023 30 -11.7 -16.7 66 5.0 -12.7 225 5 259.8 259.9 259.0 262.5 1.01 1 1018 67 -10.7 -15.7 67 5.0 -11.8 231 5 261.1 261.3 260.3 264.1 1.10 2 1000 204 -11.9 -17.9 61 6.0 -13.0 255 7 261.2 261.4 260.1 263.8 0.93 3 925 794 -17.1 -21.8 67 4.7 -17.9 195 13 261.8 261.9 260.1 263.8 0.72 4 885 1124 -20.1 -23.2 76 3.1 -20.5 229 9 262.0 262.2 260.2 263.9 0.67 5 868 1268 -17.7 -21.3 73 3.6 -18.3 244 7 266.0 266.1 263.4 268.3 0.80 6 850 1425 -17.3 -24.3 54 7.0 -18.4 260 5 268.0 268.1 264.5 269.8 0.63 7 837 1540 -17.1 -27.1 42 10.0 -18.6 256 5 269.4 269.5 265.3 270.9 0.50 8 815 1740 -17.9 -31.9 28 14.0 -19.6 249 4 270.6 270.7 265.7 271.6 0.32 9 700 2858 -26.1 -33.1 52 7.0 -26.8 210 1 273.6 273.6 267.7 274.6 0.34 10 678 3088 -27.3 -33.3 57 6.0 -27.9 205 2 274.8 274.8 268.5 275.8 0.34 11 664 3239 -26.7 -33.7 52 7.0 -27.4 201 3 277.1 277.1 270.0 278.1 0.33 12 604 3916 -31.3 -41.3 37 10.0 -32.0 186 5 279.4 279.4 271.1 279.9 0.17 13 500 5230 -40.1 -47.1 47 7.0 -40.4 155 11 284.1 284.2 273.8 284.5 0.11 14 400 6720 -51.3 -57.3 49 6.0 -51.4 145 13 288.3 288.3 275.9 288.5 0.04 15 300 8530 -64.3 -70.3 44 6.0 -64.3 145 11 294.7 294.7 279.0 294.7 0.01 16 285 8843 -66.5 -72.5 43 6.0 -66.5 135 9 295.9 295.9 279.5 295.9 0.01 17 275 9059 -66.3 -72.3 43 6.0 -66.3 179 7 299.2 299.2 281.0 299.3 0.01 18 250 9640 -64.7 -70.7 43 6.0 -64.7 295 1 309.9 309.9 285.3 309.9 0.01 19 227 10229 -61.9 -67.9 45 6.0 -62.0 312 6 322.8 322.8 289.6 322.9 0.02 20 200 11010 -61.1 -67.1 45 6.0 -61.2 335 13 336.0 336.0 293.3 336.1 0.02 21 193 11233 -60.7 -66.7 45 6.0 -60.8 337 13 340.1 340.1 294.4 340.2 0.03 22 150 12810 -61.5 -68.5 39 7.0 -61.6 350 17 364.1 364.1 299.5 364.2 0.03 23 100 15310 -63.5 -71.5 33 8.0 -63.6 335 21 405.0 405.0 305.9 405.2 0.02 24 85 16305 -65.7 -74.7 27 9.0 -65.8 342 20 419.9 419.9 307.7 419.9 0.02 25 70 17480 -67.9 -76.9 27 9.0 -68.0 350 19 439.1 439.1 309.8 439.2 0.02 26 50 19480 -72.9 -81.9 24 9.0 -73.0 10 17 471.7 471.7 312.8 471.8 0.01 27 30 22440 -76.1 -85.1 23 9.0 -76.2 20 11 537.2 537.2 317.3 537.2 0.01 28 27 23046 -77.3 -86.3 22 9.0 -77.4 550.2 550.2 318.1 550.3 0.01 29 26 23263 -76.7 -85.7 23 9.0 -76.8 557.9 557.9 318.5 558.0 0.01 TRP 285 8843 -66.5 -72.5 43 6.0 -66.5 135 9 295.9 295.9 279.5 295.9 0.01 WND Sounding variables and indices 1000-500 mb thick: 5026.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 49.06 % Est. max temperature: -6.59 C = 20.13 F Sfc-Lift cond lev (LCL): 943.63 mb = 643.07 m = 2109.78 ft T: -15.77 C 700-500 lapse rate: 5.90 C/km ThetaE index: 0.30 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 755.48 mb = 2297.29 m = 7536.95 ft Mean mixing ratio: 0.87 g/kg Conv temperature: 0.76 C = 33.37 F Cap Strength: 13.74 C Lifted Index: 16.77 C Risk: None Lifted Index @300 mb: 21.87 C Lifted Index @700 mb: 9.51 C Showalter Index: 11.91 C Risk: None Total Totals Index: 38.60 C Risk: None Vertical Totals Index: 22.80 C Cross Totals Index: 15.80 C K Index: -8.50 Risk: None Sweat Index: 21.00 Risk: None Energy Index: 3.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.67 J/kg Max Up Vert Vel: 2.31 m/s Conv Inhibition (B-): 42827.14 J/kg Cap Strength: 16.69 C Lift Cond Lev (LCL): 892.59 mb = 1059.93 m = 3477.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 211 at 5 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 1023 30 225 5 3.5 3.5 | 311 1 0.9 -0.8 1 1000 204 255 7 6.8 1.8 | 301 5 4.2 -2.5 2 925 794 195 13 3.4 12.6 | 185 8 0.8 8.2 3 850 1425 260 5 4.9 0.9 | 326 4 2.3 -3.5 4 700 2858 210 1 0.5 0.9 | 31 4 -2.1 -3.5 5 500 5230 155 11 -4.6 10.0 | 128 9 -7.3 5.6 6 400 6720 145 13 -7.5 10.6 | 122 12 -10.1 6.3 7 300 8530 145 11 -6.3 9.0 | 118 10 -8.9 4.7 8 285 8843 135 9 -6.4 6.4 | 103 9 -9.0 2.0 9 250 9640 295 1 0.9 -0.4 | 20 5 -1.7 -4.8 10 200 11010 335 13 5.5 -11.8 | 350 16 2.9 -16.1 11 150 12810 350 17 3.0 -16.7 | 359 21 0.3 -21.1 12 100 15310 335 21 8.9 -19.0 | 345 24 6.3 -23.4 13 70 17480 350 19 3.3 -18.7 | 358 23 0.7 -23.0 14 50 19480 10 17 -3.0 -16.7 | 15 22 -5.6 -21.1 15 30 22440 20 11 -3.8 -10.3 | 23 16 -6.4 -14.7 Wind Parameters Mean winds (0-6000m): 181.1 at 6.7 knts Storm direction: 211.1 at 5.1 knts Shear (0-3000m) pos: 1.2 neg: 0.8 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 83.1 deg Storm rel helicity (0-3000m) pos: 17.0 neg: -15.2 tot: 1.8 m^2/s^2 ave: 0.6 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 5.5 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.43 Bulk Shear: 6.23 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 ------------------------------------------------------------------------------- 500 237 8 272 4| 0.0 5.5 5.5| 0.0 -7.4 -7.4 -14.7 -0.66| 9.5 -6.3 1000 215 10 220 5| 0.0 2.6 2.6| 6.5 -15.2 -8.7 -8.7 -0.35| 9.9 -3.5 1500 218 9 226 4| 2.4 1.7 4.1| 14.4 -15.2 -0.8 -0.5 0.02| 9.3 0.2 2000 222 8 242 3| 1.8 1.3 3.0| 15.5 -15.2 0.3 0.1 0.07| 7.4 0.5 2500 224 7 259 2| 1.4 0.9 2.4| 16.5 -15.2 1.3 0.5 0.11| 6.3 0.7 3000 225 6 282 1| 1.2 0.8 2.0| 17.0 -15.2 1.8 0.6 0.12| 5.5 0.7 4000 218 5 287 1| 0.9 1.2 2.1| 18.9 -15.2 3.7 0.9 0.20| 4.7 0.9 5000 198 6 144 1| 0.7 1.4 2.1| 19.4 -15.9 3.4 0.7 0.18| 4.3 0.8 6000 181 7 134 3| 0.6 1.3 1.9| 19.4 -18.1 1.3 0.2 0.15| 3.8 0.6 Wrote GIF file: /home/apache/climate/data/raob//U0046/skewt/U0046.skewt.20251205.00.gif