UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121000.upa.cvt Date: 0000Z 10 DEC 25 Searching for U3415... Searching the city database file for: U3415 ... Date:0000Z 10 DEC 25 Station: U3415 WMO ident: 23415 Latitude: 65.12 Longitude: 57.10 ------------------------------------------------------------------------------- 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 1006 64 -13.1 -16.6 75 3.5 -13.8 180 5 259.6 259.8 259.0 262.4 1.04 1 1000 109 -14.1 -17.5 75 3.4 -14.7 180 9 259.0 259.2 258.4 261.7 0.97 2 960 419 -15.5 -18.7 76 3.2 -16.1 217 16 260.7 260.8 259.6 263.2 0.91 3 929 668 -14.9 -17.5 81 2.6 -15.4 246 22 263.7 263.9 262.2 266.6 1.04 4 925 701 -13.7 -16.1 82 2.4 -14.2 250 23 265.3 265.5 263.6 268.5 1.17 5 916 776 -10.7 -12.9 84 2.2 -11.2 251 23 269.1 269.4 267.0 273.4 1.54 6 864 1226 -8.1 -9.5 90 1.4 -8.5 258 26 276.4 276.7 272.5 282.4 2.15 7 850 1353 -8.7 -10.2 89 1.5 -9.2 260 27 277.0 277.4 272.8 282.9 2.07 8 782 1994 -13.5 -16.0 81 2.5 -14.1 269 27 278.6 278.8 272.7 282.6 1.40 9 764 2172 -11.3 -13.4 84 2.1 -11.9 271 27 282.8 283.1 275.6 288.0 1.78 10 700 2839 -14.9 -17.6 80 2.7 -15.6 280 27 286.0 286.2 276.7 290.1 1.37 11 683 3024 -16.1 -18.8 80 2.7 -16.7 280 28 286.7 286.9 276.9 290.5 1.27 12 500 5290 -33.1 -36.2 74 3.1 -33.4 280 44 292.7 292.7 278.5 293.8 0.35 13 400 6820 -44.5 -47.8 69 3.3 -44.6 285 44 297.2 297.2 280.3 297.6 0.13 14 300 8690 -57.7 -60.9 67 3.2 -57.8 285 48 304.0 304.0 283.1 304.1 0.04 15 291 8882 -59.1 -62.5 65 3.4 -59.2 284 48 304.7 304.7 283.3 304.8 0.03 16 250 9830 -62.5 -65.8 64 3.3 -62.6 280 50 313.1 313.2 286.5 313.2 0.02 17 218 10671 -63.9 -67.5 61 3.6 -63.9 283 46 323.5 323.5 289.9 323.6 0.02 18 200 11200 -63.3 -66.9 61 3.6 -63.3 285 44 332.5 332.5 292.4 332.6 0.02 19 153 12839 -64.3 -68.1 59 3.8 -64.3 290 40 357.3 357.3 298.2 357.4 0.03 20 150 12960 -65.1 -68.9 59 3.8 -65.1 290 40 357.9 357.9 298.3 358.0 0.02 21 100 15410 -68.9 -73.0 55 4.1 -68.9 295 38 394.6 394.6 304.5 394.7 0.02 22 70 17520 -72.9 -77.1 53 4.2 -72.9 305 31 428.4 428.4 308.7 428.5 0.02 23 50 19480 -77.3 -81.5 51 4.2 -77.3 305 35 461.3 461.3 311.9 461.4 0.01 24 30 22390 -80.5 -84.5 51 4.0 -80.5 315 31 525.2 525.2 316.6 525.2 0.01 25 26 23199 -82.1 -86.3 48 4.2 -82.1 308 30 542.6 542.6 317.7 542.6 0.01 26 21 24402 -81.1 -85.0 52 3.9 -81.1 297 27 579.8 579.8 319.6 579.9 0.01 27 20 24680 -78.3 -82.8 48 4.5 -78.4 295 27 596.5 596.5 320.5 596.6 0.02 28 19 24972 -76.9 -81.3 49 4.4 -77.0 296 27 609.7 609.7 321.0 609.9 0.03 29 15 26301 -83.3 -87.6 47 4.3 -83.4 301 27 631.0 631.0 321.9 631.1 0.01 30 11 28047 -76.9 -81.3 49 4.4 -77.0 308 27 712.8 712.8 324.8 713.2 0.05 31 10 28590 -78.7 -83.1 48 4.4 -78.8 310 27 725.8 725.8 325.3 726.1 0.04 32 8.4 29580 -79.9 -84.2 49 4.3 -80.0 758.2 758.2 326.1 758.5 0.04 33 7.0 30625 -74.9 -79.3 50 4.4 -75.2 819.4 819.5 327.7 820.5 0.11 34 6.0 31522 -74.1 -78.6 50 4.5 -74.5 859.8 859.9 328.7 861.3 0.14 TRP 250 9830 -62.5 -65.8 64 3.3 -62.6 280 50 313.1 313.2 286.5 313.2 0.02 WND Sounding variables and indices 1000-500 mb thick: 5181.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.27 inches Sfc-500 mean rel hum: 79.95 % Est. max temperature: 4.07 C = 39.32 F Sfc-Lift cond lev (LCL): 950.50 mb = 494.60 m = 1622.67 ft T: -15.32 C 700-500 lapse rate: 7.43 C/km ThetaE index: 0.74 C Layer 1000.0- 960.0 mb Conv cond level (CCL): 612.50 mb = 3815.63 m = 12518.31 ft Mean mixing ratio: 1.07 g/kg Conv temperature: 16.25 C = 61.25 F Cap Strength: 19.74 C Lifted Index: 22.49 C Risk: None Lifted Index @300 mb: 27.36 C Lifted Index @700 mb: 19.36 C Showalter Index: 8.57 C Risk: None Total Totals Index: 47.30 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 24.40 C Cross Totals Index: 22.90 C K Index: 11.50 Risk: None Sweat Index: 98.00 Risk: None Energy Index: 2.30 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 38.83 J/kg Max Up Vert Vel: 8.81 m/s Conv Inhibition (B-): 58355.72 J/kg Cap Strength: 22.45 C Lift Cond Lev (LCL): 912.89 mb = 801.85 m = 2630.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 304 at 24 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 1006 64 180 5 0.0 5.0 | 133 27 -19.5 18.2 1 1000 109 180 9 0.0 9.0 | 139 30 -19.5 22.2 2 925 701 250 23 21.6 7.9 | 186 21 2.1 21.1 3 850 1353 260 27 26.6 4.7 | 202 19 7.1 17.9 4 700 2839 280 27 26.6 -4.7 | 220 11 7.1 8.5 5 500 5290 280 44 43.3 -7.6 | 257 24 23.9 5.6 6 400 6820 285 44 42.5 -11.4 | 265 23 23.0 1.8 7 300 8690 285 48 46.4 -12.4 | 268 27 26.9 0.8 8 250 9830 280 50 49.2 -8.7 | 261 30 29.8 4.5 9 200 11200 285 44 42.5 -11.4 | 265 23 23.0 1.8 10 150 12960 290 40 37.6 -13.7 | 272 18 18.1 -0.5 11 100 15410 295 38 34.4 -16.1 | 281 15 15.0 -2.9 12 70 17520 305 31 25.4 -17.8 | 308 7 5.9 -4.6 13 50 19480 305 35 28.7 -20.1 | 307 11 9.2 -6.9 14 30 22390 315 31 21.9 -21.9 | 344 9 2.4 -8.7 15 20 24680 295 27 24.5 -11.4 | 250 5 5.0 1.8 16 10 28590 310 27 20.7 -17.4 | 344 4 1.2 -4.2 Wind Parameters Mean winds (0-6000m): 274.1 at 31.4 knts Storm direction: 304.1 at 23.5 knts Shear (0-3000m) pos: 5.1 neg: 0.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 93.3 deg Storm rel helicity (0-3000m) pos: 229.0 neg: 0.0 tot: 229.0 m^2/s^2 ave: 76.3 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 7.6 stream: 6.2 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.41 Bulk Shear: 95.38 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 ------------------------------------------------------------------------------- 500 216 14 155 27| 17.8 0.0 17.8|141.7 0.0 141.7 283.4 0.91| 21.6 19.6 1000 242 18 172 22| 12.6 0.0 12.6|192.7 0.0 192.7 192.7 0.89| 16.0 14.3 1500 249 21 181 21| 9.2 0.0 9.2|209.4 0.0 209.4 139.6 0.88| 12.0 10.6 2000 255 23 187 19| 7.1 0.0 7.1|216.5 0.0 216.5 108.3 0.85| 9.8 8.4 2500 259 23 191 18| 5.8 0.0 5.8|222.3 0.0 222.3 88.9 0.82| 8.5 7.0 3000 263 24 195 17| 5.1 0.0 5.1|229.0 0.0 229.0 76.3 0.81| 7.6 6.2 4000 268 26 205 15| 3.8 0.9 4.7|246.6 0.0 246.6 61.7 0.80| 6.6 5.3 5000 272 29 217 15| 3.1 1.4 4.5|264.3 0.0 264.3 52.9 0.76| 6.0 4.6 6000 274 31 227 16| 2.7 1.2 3.9|279.7 0.0 279.7 46.6 0.76| 5.3 4.0 Wrote GIF file: /home/apache/climate/data/raob//U3415/skewt/U3415.skewt.20251210.00.gif