UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120300.upa.cvt Date: 0000Z 3 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 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 1018 1 -21.1 -26.1 64 5.0 -21.7 150 9 250.8 250.8 250.3 252.0 0.45 1 1017 8 -19.1 -25.1 59 6.0 -19.8 152 9 252.8 252.9 252.3 254.2 0.49 2 1000 133 -19.1 -26.1 54 7.0 -20.0 180 15 254.1 254.1 253.2 255.3 0.45 3 980 283 -20.5 -28.5 49 8.0 -21.4 184 19 254.1 254.2 253.1 255.1 0.37 4 939 600 -19.9 -27.9 49 8.0 -20.8 192 26 257.8 257.9 256.3 259.0 0.41 5 925 711 -20.7 -28.7 49 8.0 -21.6 195 29 258.1 258.2 256.5 259.2 0.39 6 852 1314 -24.9 -30.9 57 6.0 -25.5 176 25 259.9 259.9 257.8 260.9 0.34 7 850 1331 -24.9 -30.9 57 6.0 -25.5 175 25 260.1 260.1 257.9 261.0 0.34 8 839 1426 -23.7 -29.7 58 6.0 -24.3 177 24 262.3 262.4 259.8 263.4 0.39 9 762 2128 -24.5 -34.5 39 10.0 -25.4 192 20 268.8 268.8 264.3 269.6 0.27 10 754 2205 -24.7 -34.7 39 10.0 -25.6 194 20 269.3 269.4 264.7 270.2 0.27 11 712 2620 -27.7 -33.7 57 6.0 -28.2 202 18 270.5 270.5 265.6 271.4 0.31 12 700 2742 -27.5 -33.5 57 6.0 -28.0 205 17 272.0 272.1 266.7 273.0 0.32 13 680 2951 -27.5 -32.5 62 5.0 -28.0 208 18 274.3 274.4 268.3 275.4 0.37 14 675 3004 -27.3 -32.3 62 5.0 -27.8 208 18 275.1 275.2 268.8 276.2 0.38 15 582 4057 -34.3 -39.0 62 4.7 -34.6 221 21 278.8 278.9 270.9 279.6 0.22 16 500 5110 -39.1 -43.5 63 4.4 -39.3 235 25 285.4 285.4 274.5 285.9 0.16 17 479 5402 -40.3 -44.8 62 4.5 -40.5 240 24 287.4 287.4 275.6 287.9 0.15 18 433 6080 -46.5 -51.5 57 5.0 -46.6 251 22 288.0 288.0 275.7 288.2 0.08 19 400 6600 -50.1 -55.1 55 5.0 -50.2 260 21 289.9 289.9 276.7 290.1 0.05 20 315 8118 -61.1 -66.0 52 4.9 -61.2 264 28 295.1 295.1 279.1 295.1 0.02 21 300 8420 -61.9 -66.9 51 5.0 -61.9 265 29 298.1 298.1 280.5 298.1 0.02 22 292 8587 -61.5 -66.5 51 5.0 -61.6 263 28 301.0 301.0 281.8 301.0 0.02 23 268 9114 -64.3 -69.2 51 4.9 -64.3 255 25 304.4 304.4 283.1 304.4 0.01 24 265 9183 -64.3 -69.2 51 4.9 -64.3 254 25 305.3 305.3 283.5 305.4 0.01 25 256 9394 -63.9 -68.9 50 5.0 -63.9 252 24 309.0 309.0 284.9 309.0 0.01 26 250 9540 -61.3 -66.3 51 5.0 -61.3 250 23 314.9 314.9 287.1 315.0 0.02 27 236 9901 -57.9 -62.9 53 5.0 -58.0 240 20 325.3 325.3 290.4 325.4 0.03 28 212 10574 -60.5 -65.3 53 4.8 -60.6 220 14 331.4 331.4 292.1 331.5 0.03 29 204 10815 -58.1 -63.1 53 5.0 -58.2 214 12 338.8 338.8 294.1 339.0 0.04 30 200 10940 -59.1 -64.1 52 5.0 -59.2 210 11 339.2 339.2 294.1 339.3 0.03 31 190 11259 -61.5 -67.5 45 6.0 -61.6 204 11 340.3 340.3 294.4 340.4 0.02 32 183 11493 -58.7 -64.7 46 6.0 -58.8 199 11 348.5 348.6 296.3 348.7 0.03 33 150 12740 -59.1 -66.1 40 7.0 -59.2 175 11 368.3 368.3 300.3 368.4 0.04 34 116 14340 -62.3 -72.3 25 10.0 -62.4 390.4 390.4 303.9 390.5 0.02 TRP 268 9114 -64.3 -69.2 51 4.9 -64.3 255 25 304.4 304.4 283.1 304.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 4977.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 56.03 % Est. max temperature: -12.33 C = 9.81 F Sfc-Lift cond lev (LCL): 937.09 mb = 614.80 m = 2017.04 ft T: -20.01 C 700-500 lapse rate: 4.90 C/km ThetaE index: 0.15 C Layer 980.0- 939.0 mb Conv cond level (CCL): 603.71 mb = 3797.13 m = 12457.64 ft Mean mixing ratio: 0.41 g/kg Conv temperature: 6.21 C = 43.17 F Cap Strength: 19.06 C Lifted Index: 23.52 C Risk: None Lifted Index @300 mb: 29.31 C Lifted Index @700 mb: 14.17 C Showalter Index: 20.00 C Risk: None Total Totals Index: 22.40 C Risk: None Vertical Totals Index: 14.20 C Cross Totals Index: 8.20 C K Index: -22.70 Risk: None Sweat Index: 208.25 Risk: None Energy Index: 5.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 20.45 J/kg Max Up Vert Vel: 6.40 m/s Conv Inhibition (B-): 19756.12 J/kg Cap Strength: 23.39 C Lift Cond Lev (LCL): 852.59 mb = 1308.81 m = 4293.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 240 at 16 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 1018 1 150 9 -4.5 7.8 | 89 19 -18.7 -0.5 1 1000 133 180 15 0.0 15.0 | 115 16 -14.2 6.7 2 925 711 195 29 7.5 28.0 | 161 21 -6.7 19.7 3 850 1331 175 25 -2.2 24.9 | 135 23 -16.4 16.6 4 700 2742 205 17 7.2 15.4 | 135 10 -7.0 7.1 5 500 5110 235 25 20.5 14.3 | 226 9 6.3 6.1 6 400 6600 260 21 20.7 3.6 | 306 8 6.5 -4.6 7 300 8420 265 29 28.9 2.5 | 291 16 14.7 -5.7 8 268 9114 255 25 24.1 6.5 | 280 10 9.9 -1.8 9 250 9540 250 23 21.6 7.9 | 273 7 7.4 -0.4 10 200 10940 210 11 5.5 9.5 | 98 9 -8.7 1.3 11 150 12740 175 11 -1.0 11.0 | 100 15 -15.2 2.7 Wind Parameters Mean winds (0-6000m): 209.8 at 21.9 knts Storm direction: 239.8 at 16.4 knts Shear (0-3000m) pos: 3.3 neg: 0.8 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 53.9 deg Storm rel helicity (0-3000m) pos: 112.3 neg: -57.2 tot: 55.0 m^2/s^2 ave: 18.3 10^-3 m/s^2 rel: 0.30 Storm rel vorticity (0-3000m) horiz: 8.2 stream: 2.5 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.50 Bulk Shear: 13.67 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 ------------------------------------------------------------------------------- 500 183 17 124 16| 18.4 0.0 18.4| 77.5 0.0 77.5 155.1 0.96| 18.5 17.8 1000 189 22 142 18| 9.2 1.9 11.1|102.7 -25.8 77.0 77.0 0.62| 14.5 9.1 1500 186 23 142 19| 6.1 1.6 7.7|104.5 -54.9 49.6 33.1 0.38| 11.9 4.5 2000 185 23 141 19| 4.6 1.2 5.7|109.3 -54.9 54.3 27.2 0.35| 10.2 3.6 2500 186 23 140 18| 3.7 0.9 4.6|109.5 -55.9 53.6 21.4 0.31| 9.1 2.8 3000 188 22 140 17| 3.3 0.8 4.1|112.3 -57.2 55.0 18.3 0.30| 8.2 2.5 4000 194 21 144 15| 3.1 0.6 3.7|123.9 -57.2 66.7 16.7 0.37| 6.8 2.5 5000 202 22 153 13| 3.0 0.5 3.5|136.4 -57.2 79.2 15.8 0.43| 6.1 2.6 6000 210 22 163 11| 2.6 0.4 3.0|150.6 -57.2 93.4 15.6 0.49| 5.7 2.8 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251203.00.gif