UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 3 DEC 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 5 -27.3 -30.8 72 3.5 -27.6 140 5 244.9 245.0 244.8 245.7 0.29 1 1011 19 -25.3 -29.7 67 4.4 -25.6 140 5 247.1 247.1 246.8 247.9 0.32 2 1000 98 -25.1 -29.4 67 4.3 -25.5 140 3 248.1 248.1 247.7 249.0 0.33 3 995 134 -24.5 -28.8 67 4.3 -24.9 140 4 249.0 249.1 248.6 250.0 0.36 4 977 269 -20.1 -24.2 70 4.1 -20.6 141 6 254.7 254.8 254.0 256.2 0.55 5 938 572 -18.3 -24.3 59 6.0 -19.1 144 11 259.6 259.6 258.0 261.1 0.57 6 925 676 -18.5 -25.5 54 7.0 -19.4 145 13 260.4 260.5 258.6 261.9 0.52 7 866 1165 -21.7 -29.7 48 8.0 -22.6 141 11 262.0 262.1 259.5 263.1 0.38 8 850 1302 -21.7 -29.7 48 8.0 -22.6 140 11 263.4 263.5 260.6 264.5 0.38 9 783 1906 -21.7 -33.7 33 12.0 -22.9 155 10 269.7 269.7 265.0 270.5 0.28 10 732 2400 -23.1 -30.1 53 7.0 -23.9 167 9 273.4 273.5 267.8 274.7 0.43 11 700 2726 -24.7 -30.7 57 6.0 -25.4 175 9 275.1 275.2 268.9 276.4 0.42 12 649 3273 -27.9 -32.6 64 4.7 -28.4 179 10 277.5 277.6 270.4 278.7 0.38 13 605 3774 -31.1 -35.5 65 4.4 -31.5 184 12 279.5 279.5 271.4 280.4 0.31 14 513 4932 -35.9 -39.5 69 3.6 -36.1 193 15 287.2 287.2 275.6 287.9 0.24 15 500 5110 -37.1 -40.8 68 3.7 -37.3 195 15 287.8 287.8 275.9 288.5 0.22 16 400 6610 -49.1 -53.7 59 4.6 -49.2 185 7 291.2 291.2 277.3 291.4 0.06 17 305 8338 -63.3 -68.3 51 5.0 -63.3 232 11 294.7 294.7 279.0 294.8 0.01 18 300 8440 -63.1 -68.1 51 5.0 -63.1 235 11 296.4 296.4 279.7 296.4 0.01 19 273 9009 -67.3 -72.3 49 5.0 -67.3 210 9 298.4 298.4 280.7 298.4 0.01 20 253 9468 -64.3 -69.3 50 5.0 -64.3 223 12 309.4 309.4 285.1 309.5 0.01 21 250 9540 -64.5 -69.5 50 5.0 -64.6 225 13 310.2 310.2 285.4 310.2 0.01 22 200 10920 -60.9 -65.9 52 5.0 -61.0 190 13 336.3 336.3 293.4 336.4 0.03 23 156 12466 -60.1 -66.1 45 6.0 -60.2 173 11 362.4 362.5 299.2 362.6 0.03 24 150 12710 -61.1 -67.1 45 6.0 -61.2 170 11 364.8 364.8 299.7 365.0 0.03 25 100 15220 -63.5 -71.5 33 8.0 -63.6 170 13 405.0 405.0 305.9 405.2 0.02 26 73 17145 -65.5 -74.5 28 9.0 -65.7 161 24 439.0 439.0 309.8 439.1 0.02 27 70 17400 -65.3 -74.3 28 9.0 -65.5 160 25 444.7 444.7 310.4 444.8 0.02 28 50 19450 -65.1 -75.1 24 10.0 -65.3 160 27 490.1 490.1 314.2 490.2 0.03 29 39 20963 -65.5 -75.5 24 10.0 -65.8 525.2 525.2 316.6 525.4 0.03 TRP 273 9009 -67.3 -72.3 49 5.0 -67.3 210 9 298.4 298.4 280.7 298.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5012.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 57.84 % Est. max temperature: -9.91 C = 14.17 F Sfc-Lift cond lev (LCL): 955.07 mb = 437.59 m = 1435.65 ft T: -19.10 C 700-500 lapse rate: 5.20 C/km ThetaE index: 0.00 C Layer 1013.0- -0.0 mb Conv cond level (CCL): 1011.00 mb = 18.81 m = 61.72 ft Mean mixing ratio: 0.49 g/kg Conv temperature: -24.94 C = -12.89 F Cap Strength: 25.19 C Lifted Index: 25.52 C Risk: None Lifted Index @300 mb: 28.11 C Lifted Index @700 mb: 16.97 C Showalter Index: 19.19 C Risk: None Total Totals Index: 22.80 C Risk: None Vertical Totals Index: 15.40 C Cross Totals Index: 7.40 C K Index: -20.30 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 5.09 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 58.17 J/kg Max Up Vert Vel: 10.79 m/s Conv Inhibition (B-): 41328.66 J/kg Cap Strength: 25.38 C Lift Cond Lev (LCL): 884.81 mb = 1005.36 m = 3298.37 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 204 at 8 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 5 140 5 -3.2 3.8 | 60 8 -6.6 -3.8 1 1000 98 140 3 -1.9 2.3 | 45 8 -5.3 -5.3 2 925 676 145 13 -7.5 10.6 | 106 11 -10.8 3.0 3 850 1302 140 11 -7.1 8.4 | 94 10 -10.5 0.8 4 700 2726 175 9 -0.8 9.0 | 108 4 -4.2 1.3 5 500 5110 195 15 3.9 14.5 | 184 7 0.5 6.9 6 400 6610 185 7 0.6 7.0 | 77 3 -2.8 -0.7 7 300 8440 235 11 9.0 6.3 | 283 6 5.6 -1.3 8 273 9009 210 9 4.5 7.8 | 262 1 1.1 0.2 9 250 9540 225 13 9.2 9.2 | 255 6 5.8 1.6 10 200 10920 190 13 2.3 12.8 | 168 5 -1.1 5.2 11 150 12710 170 11 -1.9 10.8 | 121 6 -5.3 3.2 12 100 15220 170 13 -2.3 12.8 | 133 8 -5.6 5.2 13 70 17400 160 25 -8.6 23.5 | 143 20 -11.9 15.9 14 50 19450 160 27 -9.2 25.4 | 145 22 -12.6 17.7 Wind Parameters Mean winds (0-6000m): 173.9 at 11.1 knts Storm direction: 203.9 at 8.3 knts Shear (0-3000m) pos: 1.0 neg: 0.3 tot: 1.4 10-3/s Storm rel Dir Shear (0-3000m): 58.2 deg Storm rel helicity (0-3000m) pos: 24.7 neg: -9.5 tot: 15.2 m^2/s^2 ave: 5.1 10^-3 m/s^2 rel: 0.36 Storm rel vorticity (0-3000m) horiz: 3.6 stream: 1.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 9.59 Bulk Shear: 6.07 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 ------------------------------------------------------------------------------- 500 142 6 68 8| 5.2 0.0 5.2| 13.8 -3.7 10.1 20.2 0.53| 9.1 4.8 1000 144 9 88 9| 2.6 1.0 3.6| 19.8 -6.7 13.1 13.1 0.46| 6.6 3.0 1500 143 10 91 9| 1.3 0.7 2.0| 20.9 -9.5 11.4 7.6 0.36| 5.1 1.8 2000 145 10 93 9| 1.0 0.5 1.5| 22.8 -9.5 13.3 6.7 0.36| 4.4 1.6 2500 148 10 95 9| 1.0 0.4 1.4| 23.7 -9.5 14.1 5.7 0.34| 4.0 1.4 3000 152 10 97 8| 1.0 0.3 1.4| 24.7 -9.5 15.2 5.1 0.36| 3.6 1.3 4000 160 10 105 7| 1.2 0.2 1.4| 28.2 -9.5 18.7 4.7 0.43| 3.1 1.3 5000 169 11 118 6| 1.3 0.2 1.5| 32.4 -9.5 22.9 4.6 0.48| 2.8 1.4 6000 174 11 127 6| 1.0 0.4 1.4| 32.9 -13.3 19.6 3.3 0.32| 2.8 0.9 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251203.12.gif