UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120100.upa.cvt Date: 0000Z 1 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:0000Z 1 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 1030 2 -31.7 -35.3 70 3.6 -31.9 220 27 239.4 239.4 239.3 239.9 0.18 1 1000 211 -32.9 -36.5 70 3.6 -33.1 220 13 240.2 240.3 240.1 240.7 0.17 2 981 346 -32.9 -36.5 70 3.6 -33.1 232 14 241.6 241.6 241.4 242.0 0.17 3 980 353 -32.1 -35.6 71 3.5 -32.3 233 14 242.4 242.5 242.2 243.0 0.19 4 979 360 -28.9 -32.6 70 3.7 -29.2 234 14 245.7 245.8 245.4 246.4 0.25 5 966 456 -27.9 -31.5 71 3.6 -28.2 242 15 247.7 247.7 247.2 248.5 0.28 6 962 486 -25.5 -29.1 72 3.6 -25.8 245 15 250.4 250.5 249.8 251.4 0.36 7 949 585 -23.3 -27.0 72 3.7 -23.7 254 16 253.6 253.7 252.8 254.8 0.44 8 925 772 -23.5 -27.2 72 3.7 -23.9 270 17 255.3 255.3 254.2 256.5 0.44 9 850 1388 -25.5 -29.1 72 3.6 -25.9 290 5 259.4 259.5 257.6 260.6 0.41 10 844 1439 -25.5 -29.0 72 3.5 -25.8 290 5 260.0 260.0 258.0 261.1 0.41 11 813 1710 -27.3 -30.5 74 3.2 -27.6 290 6 260.8 260.9 258.6 261.9 0.37 12 793 1890 -26.5 -29.5 76 3.0 -26.8 290 7 263.6 263.6 260.8 264.8 0.42 13 719 2592 -30.5 -33.0 79 2.5 -30.7 290 10 266.7 266.7 262.9 267.6 0.33 14 700 2782 -30.3 -32.8 79 2.5 -30.5 290 11 268.9 269.0 264.6 270.0 0.35 15 683 2957 -29.7 -32.6 76 2.9 -30.0 294 11 271.5 271.6 266.4 272.6 0.36 16 532 4693 -42.5 -48.5 52 6.0 -42.7 339 6 276.3 276.3 269.0 276.6 0.09 17 500 5110 -44.5 -50.5 51 6.0 -44.7 350 5 278.8 278.8 270.5 279.0 0.07 18 472 5494 -47.5 -53.5 50 6.0 -47.6 331 4 279.7 279.7 271.1 279.9 0.06 19 434 6048 -49.3 -54.3 56 5.0 -49.4 302 4 284.2 284.2 273.7 284.4 0.05 20 400 6580 -52.5 -58.5 48 6.0 -52.6 275 3 286.8 286.8 275.0 286.9 0.04 21 365 7166 -56.3 -62.3 47 6.0 -56.3 269 5 289.3 289.3 276.3 289.4 0.02 22 319 8015 -58.7 -64.7 46 6.0 -58.7 260 9 297.3 297.3 280.2 297.4 0.02 23 316 8074 -58.7 -64.7 46 6.0 -58.7 258 9 298.1 298.1 280.6 298.2 0.02 24 300 8400 -58.7 -64.7 46 6.0 -58.7 250 11 302.6 302.6 282.4 302.7 0.02 25 279 8856 -58.7 -64.7 46 6.0 -58.7 238 10 308.9 309.0 284.9 309.0 0.02 26 250 9550 -56.3 -62.3 47 6.0 -56.4 220 9 322.4 322.4 289.5 322.5 0.04 27 226 10192 -55.5 -61.5 47 6.0 -55.6 206 9 333.0 333.0 292.6 333.2 0.04 28 200 10970 -56.3 -63.3 41 7.0 -56.5 190 9 343.6 343.6 295.2 343.8 0.04 29 150 12790 -57.7 -65.7 35 8.0 -57.9 175 11 370.7 370.7 300.7 370.8 0.04 30 100 15340 -57.9 -67.9 27 10.0 -58.2 165 25 415.9 415.9 307.3 416.1 0.04 31 88 16144 -57.3 -67.3 27 10.0 -57.6 165 24 432.5 432.6 309.1 432.8 0.05 32 70 17580 -59.3 -69.3 26 10.0 -59.6 165 23 457.5 457.5 311.5 457.8 0.05 33 56 18974 -61.7 -72.7 22 11.0 -62.0 162 32 482.2 482.2 313.7 482.4 0.04 34 50 19680 -60.5 -71.5 22 11.0 -60.9 160 36 500.9 500.9 315.0 501.2 0.05 35 37 21559 -59.5 -70.5 23 11.0 -60.2 160 49 548.5 548.6 318.1 549.1 0.08 36 34 22093 -55.7 -67.7 21 12.0 -56.8 160 53 571.9 572.0 319.3 572.8 0.12 37 30 22880 -60.9 -72.9 19 12.0 -61.6 160 58 578.6 578.6 319.6 579.1 0.07 38 25 24007 -63.3 -74.3 21 11.0 -63.9 602.7 602.7 320.7 603.2 0.06 TRP 319 8015 -58.7 -64.7 46 6.0 -58.7 260 9 297.3 297.3 280.2 297.4 0.02 WND Sounding variables and indices 1000-500 mb thick: 4899.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 68.50 % Est. max temperature: -13.24 C = 8.17 F Sfc-Lift cond lev (LCL): 968.72 mb = 435.81 m = 1429.81 ft T: -28.11 C 700-500 lapse rate: 6.10 C/km ThetaE index: 0.00 C Layer 1030.0--2648116578746368.0 mb Conv cond level (CCL): 1000.00 mb = 211.00 m = 692.25 ft Mean mixing ratio: 0.28 g/kg Conv temperature: -29.39 C = -20.90 F Cap Strength: 24.80 C Lifted Index: 26.41 C Risk: None Lifted Index @300 mb: 39.66 C Lifted Index @700 mb: 20.31 C Showalter Index: 15.01 C Risk: None Total Totals Index: 34.40 C Risk: None Vertical Totals Index: 19.00 C Cross Totals Index: 15.40 C K Index: -12.60 Risk: None Sweat Index: 15.00 Risk: None Energy Index: 3.93 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 80.10 J/kg Max Up Vert Vel: 12.66 m/s Conv Inhibition (B-): 54828.93 J/kg Cap Strength: 26.25 C Lift Cond Lev (LCL): 932.57 mb = 712.45 m = 2337.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 316 at 7 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 1030 2 220 27 17.4 20.7 | 207 28 12.8 25.4 1 1000 211 220 13 8.4 10.0 | 194 15 3.8 14.7 2 925 772 270 17 17.0 -0.0 | 249 13 12.4 4.7 3 850 1388 290 5 4.7 -1.7 | 182 3 0.1 3.0 4 700 2782 290 11 10.3 -3.8 | 260 6 5.7 1.0 5 500 5110 350 5 0.9 -4.9 | 87 4 -3.7 -0.2 6 400 6580 275 3 3.0 -0.3 | 160 5 -1.6 4.5 7 319 8015 260 9 8.9 1.6 | 214 8 4.3 6.3 8 300 8400 250 11 10.3 3.8 | 214 10 5.7 8.5 9 250 9550 220 9 5.8 6.9 | 186 12 1.2 11.6 10 200 10970 190 9 1.6 8.9 | 167 14 -3.0 13.6 11 150 12790 175 11 -1.0 11.0 | 161 17 -5.6 15.7 12 100 15340 165 25 -6.5 24.1 | 159 31 -11.1 28.9 13 70 17580 165 23 -6.0 22.2 | 159 29 -10.5 27.0 14 50 19680 160 36 -12.3 33.8 | 156 42 -16.9 38.6 15 30 22880 160 58 -19.8 54.5 | 158 64 -24.4 59.2 Wind Parameters Mean winds (0-6000m): 285.9 at 8.8 knts Storm direction: 315.9 at 6.6 knts Shear (0-3000m) pos: 4.6 neg: 0.7 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 60.7 deg Storm rel helicity (0-3000m) pos: 55.5 neg: -28.9 tot: 26.6 m^2/s^2 ave: 8.9 10^-3 m/s^2 rel: 0.21 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 1.7 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 2.98 Bulk Shear: 26.88 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 ------------------------------------------------------------------------------- 500 227 17 205 18| 15.4 0.0 15.4| 25.0 -23.3 1.7 3.4 0.11| 20.7 2.3 1000 246 16 222 15| 11.8 0.0 11.8| 50.1 -23.8 26.2 26.2 0.29| 16.2 4.6 1500 253 13 223 12| 8.8 0.0 8.8| 50.4 -28.9 21.4 14.3 0.12| 13.6 1.7 2000 258 12 224 10| 6.6 0.6 7.1| 52.0 -28.9 23.1 11.5 0.17| 10.8 1.8 2500 263 11 227 9| 5.3 0.9 6.2| 53.7 -28.9 24.7 9.9 0.19| 9.0 1.7 3000 268 11 231 8| 4.6 0.7 5.3| 55.5 -28.9 26.6 8.9 0.21| 7.9 1.7 4000 276 11 239 7| 3.9 0.6 4.4| 57.9 -28.9 28.9 7.2 0.26| 6.6 1.7 5000 282 10 241 6| 3.3 0.4 3.7| 59.6 -28.9 30.7 6.1 0.30| 5.7 1.7 6000 286 9 239 5| 2.7 0.5 3.2| 62.0 -28.9 33.0 5.5 0.33| 5.1 1.7 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251201.00.gif