UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120513.upa.cvt Date: 1300Z 5 DEC 25 Searching for U5703... Searching the city database file for: U5703 ... Date:1300Z 5 DEC 25 Station: U5703 WMO ident: 25703 Latitude: 62.92 Longitude: 152.42 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -105 SFC 959 207 -19.5 -24.5 64 5.0 -20.1 15 9 256.7 256.8 255.7 258.2 0.55 2 925 475 -21.1 -26.1 64 5.0 -21.7 25 21 257.7 257.8 256.4 259.1 0.49 3 850 1110 -9.9 -11.1 91 1.2 -10.2 105 33 275.8 276.1 271.8 281.2 1.92 4 700 2594 -17.5 -20.2 79 2.7 -18.1 145 60 283.1 283.3 274.8 286.4 1.10 5 500 5020 -34.9 -39.1 65 4.2 -35.2 145 31 290.5 290.5 277.3 291.3 0.26 6 400 6550 -42.9 -49.9 46 7.0 -43.2 150 42 299.2 299.3 281.1 299.6 0.10 7 367 7130 -45.1 -54.1 36 9.0 -45.4 150 60 303.8 303.8 283.0 304.0 0.07 8 315 8153 -44.9 -56.2 27 11.3 -45.3 150 71 317.5 317.6 288.0 317.8 0.06 9 300 8480 -44.9 -56.9 25 12.0 -45.3 150 69 322.1 322.1 289.5 322.3 0.06 10 250 9700 -45.3 -58.3 22 13.0 -45.8 155 64 338.7 338.7 294.1 339.0 0.06 11 200 11170 -48.5 -61.5 21 13.0 -49.0 145 66 356.0 356.0 298.0 356.2 0.05 12 150 13060 -50.9 -63.9 20 13.0 -51.4 160 56 382.4 382.4 302.6 382.6 0.05 13 100 15700 -51.1 -64.1 20 13.0 -51.8 180 52 429.0 429.0 308.7 429.4 0.07 TRP 367 7130 -45.1 -54.1 36 9.0 -45.4 150 60 303.8 303.8 283.0 304.0 0.07 WND 315 8153 -44.9 -56.2 27 11.3 -45.3 150 71 317.5 317.6 288.0 317.8 0.06 Sounding variables and indices 1000-500 mb thick: 5125.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 76.44 % Est. max temperature: 1.19 C = 34.14 F Sfc-Lift cond lev (LCL): 883.10 mb = 823.16 m = 2700.61 ft T: -14.96 C 700-500 lapse rate: 7.17 C/km ThetaE index: 0.00 C Layer 959.0- -0.0 mb Conv cond level (CCL): 959.00 mb = 206.92 m = 678.87 ft Mean mixing ratio: 0.89 g/kg Conv temperature: -19.02 C = -2.24 F Cap Strength: 16.87 C Lifted Index: 20.74 C Risk: None Lifted Index @300 mb: 40.22 C Lifted Index @700 mb: 16.87 C Showalter Index: 8.09 C Risk: None Total Totals Index: 48.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.00 C Cross Totals Index: 23.80 C K Index: 11.20 Risk: None Sweat Index: 97.00 Risk: None Energy Index: 2.12 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 57.64 J/kg Max Up Vert Vel: 10.74 m/s Conv Inhibition (B-): 25465.75 J/kg Cap Strength: 20.65 C Lift Cond Lev (LCL): 875.61 mb = 887.10 m = 2910.41 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 167 at 30 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 ---------------------------------------------------------- 0 959 207 15 9 -2.3 -8.7 | 354 38 4.2 -38.3 1 925 475 25 21 -8.9 -19.0 | 3 49 -2.3 -48.6 2 850 1110 105 33 -31.9 8.5 | 50 33 -25.3 -21.0 3 700 2594 145 60 -34.4 49.1 | 125 34 -27.8 19.6 4 500 5020 145 31 -17.8 25.4 | 70 12 -11.2 -4.2 5 400 6550 150 42 -21.0 36.4 | 115 16 -14.4 6.8 6 367 7130 150 60 -30.0 52.0 | 134 32 -23.4 22.4 7 315 8153 150 71 -35.5 61.5 | 138 43 -28.9 31.9 8 300 8480 150 69 -34.5 59.8 | 137 41 -27.9 30.2 9 250 9700 155 64 -27.0 58.0 | 144 35 -20.5 28.4 10 200 11170 145 66 -37.9 54.1 | 128 40 -31.3 24.5 11 150 13060 160 56 -19.2 52.6 | 151 26 -12.6 23.1 12 100 15700 180 52 0.0 52.0 | 196 23 6.6 22.4 Wind Parameters Mean winds (0-6000m): 137.5 at 40.4 knts Storm direction: 167.5 at 30.3 knts Shear (0-3000m) pos: 11.1 neg: 1.0 tot: 12.1 10-3/s Storm rel Dir Shear (0-3000m): 126.2 deg Storm rel helicity (0-3000m) pos: 841.0 neg: -22.0 tot: 819.0 m^2/s^2 ave: 273.0 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 17.3 stream: 14.0 10^-3/s Energy-Hel index: 0.26 Bulk Rich Number: 0.18 Bulk Shear: 313.49 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 33 19 4 45| 19.8 0.0 19.8|235.2 0.0 235.2 470.5 0.79| 25.1 19.8 1000 70 24 23 41| 18.7 0.0 18.7|502.3 0.0 502.3 502.3 0.83| 27.6 22.9 1500 93 29 39 36| 16.2 0.0 16.2|612.3 0.0 612.3 408.2 0.86| 22.9 19.7 2000 108 34 54 32| 14.9 0.0 14.9|734.5 0.0 734.5 367.3 0.89| 20.9 18.5 2500 121 39 70 28| 13.3 0.0 13.3|841.0 -3.7 837.3 334.9 0.89| 19.5 17.3 3000 127 41 80 27| 11.1 1.0 12.1|841.0 -22.0 819.0 273.0 0.81| 17.3 14.0 4000 133 43 89 25| 8.3 2.3 10.6|841.0 -58.6 782.4 195.6 0.67| 14.5 9.7 5000 135 41 90 22| 6.4 2.5 8.9|844.9 -87.8 757.0 151.4 0.56| 12.7 7.1 6000 137 40 91 21| 6.0 2.0 8.0|868.9 -87.8 781.1 130.2 0.58| 11.2 6.5 Wrote GIF file: /home/apache/climate/data/raob//U5703/skewt/U5703.skewt.20251205.13.gif