UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120500.upa.cvt Date: 0000Z 5 DEC 25 Searching for U6781... Searching the city database file for: U6781 ... Date:0000Z 5 DEC 25 Station: U6781 WMO ident: 26781 Latitude: 54.75 Longitude: 32.07 ------------------------------------------------------------------------------- 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 221 160 7 SFC 997 245 2.4 0.4 87 2.0 1.5 160 7 275.8 276.4 274.9 286.5 3.94 2 961 542 0.2 -1.2 90 1.4 -0.4 187 13 276.5 277.1 274.8 286.5 3.64 3 936 754 1.6 0.5 92 1.1 1.1 206 17 280.0 280.7 277.5 291.7 4.23 4 925 849 1.2 0.1 92 1.1 0.7 215 19 280.5 281.2 277.7 292.1 4.16 5 850 1525 -3.1 -5.2 85 2.1 -3.9 190 19 282.9 283.4 277.4 291.6 3.05 6 700 3041 -11.5 -13.6 84 2.1 -12.1 245 13 289.7 290.1 279.3 295.5 1.91 7 638 3746 -15.1 -17.4 83 2.3 -15.7 244 13 293.4 293.7 280.5 298.1 1.53 8 500 5540 -28.5 -31.5 75 3.0 -28.9 240 13 298.3 298.4 281.4 300.1 0.55 9 497 5583 -28.7 -31.8 75 3.1 -29.1 240 13 298.6 298.7 281.5 300.3 0.54 10 400 7090 -42.7 -45.6 73 2.9 -42.8 240 15 299.5 299.5 281.4 300.1 0.16 11 379 7453 -45.5 -48.6 71 3.1 -45.6 246 16 300.5 300.5 281.7 300.9 0.12 12 300 8990 -52.7 -56.7 62 4.0 -52.8 270 23 311.1 311.1 285.8 311.3 0.06 13 281 9408 -54.7 -59.0 59 4.3 -54.8 270 24 314.1 314.1 286.8 314.3 0.05 14 250 10150 -56.5 -61.2 55 4.7 -56.6 270 25 322.1 322.1 289.4 322.2 0.04 15 232 10625 -56.5 -61.5 53 5.0 -56.6 273 27 329.0 329.0 291.5 329.2 0.04 16 220 10960 -58.9 -63.9 52 5.0 -59.0 275 29 330.4 330.4 291.9 330.5 0.03 17 219 10989 -59.1 -64.1 52 5.0 -59.2 275 29 330.5 330.5 291.9 330.6 0.03 18 200 11560 -57.7 -63.7 46 6.0 -57.8 275 19 341.4 341.4 294.7 341.5 0.04 19 174 12442 -57.1 -63.1 46 6.0 -57.2 265 19 356.3 356.3 298.0 356.5 0.05 20 150 13380 -58.7 -64.7 46 6.0 -58.8 255 19 368.9 369.0 300.4 369.1 0.04 21 100 15900 -61.5 -69.5 34 8.0 -61.7 255 11 408.9 408.9 306.4 409.1 0.03 22 70 18080 -65.9 -73.9 32 8.0 -66.0 265 19 443.4 443.4 310.2 443.5 0.02 23 50 20100 -68.7 -77.7 26 9.0 -68.8 270 33 481.6 481.6 313.6 481.7 0.02 24 32 22740 -73.7 -82.7 24 9.0 -73.8 533.8 533.8 317.2 533.9 0.01 TRP 220 10960 -58.9 -63.9 52 5.0 -59.0 275 29 330.4 330.4 291.9 330.5 0.03 WND Sounding variables and indices 1000-500 mb thick: 5319.00 m Freezing level: 904.07 mb = 1037.65 m = 3404.33 ft Wetbulb zero: 968.27 mb = 480.93 m = 1577.84 ft Precipitable water: 0.49 inches Sfc-500 mean rel hum: 83.65 % Est. max temperature: 9.63 C = 49.34 F Sfc-Lift cond lev (LCL): 966.48 mb = 495.86 m = 1626.82 ft T: 0.54 C 700-500 lapse rate: 6.80 C/km ThetaE index: 0.52 C Layer 850.0- 700.0 mb Conv cond level (CCL): 878.12 mb = 1264.76 m = 4149.41 ft Mean mixing ratio: 3.92 g/kg Conv temperature: 8.60 C = 47.48 F Cap Strength: 6.44 C Lifted Index: 8.22 C Risk: None Lifted Index @300 mb: 15.42 C Lifted Index @700 mb: 4.53 C Showalter Index: 6.52 C Risk: None Total Totals Index: 48.70 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 25.40 C Cross Totals Index: 23.30 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 51.00 Risk: None Energy Index: 1.77 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 27.40 J/kg Max Up Vert Vel: 7.40 m/s Conv Inhibition (B-): 35385.02 J/kg Cap Strength: 8.15 C Lift Cond Lev (LCL): 925.29 mb = 846.44 m = 2777.01 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 at 11 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 ---------------------------------------------------------- 0 997 245 160 7 -2.4 6.6 | 107 13 -12.9 3.8 1 925 849 215 19 10.9 15.6 | 182 13 0.4 12.8 2 850 1525 190 19 3.3 18.7 | 156 18 -7.2 16.0 3 700 3041 245 13 11.8 5.5 | 205 3 1.3 2.7 4 500 5540 240 13 11.3 6.5 | 192 4 0.8 3.8 5 400 7090 240 15 13.0 7.5 | 208 5 2.5 4.8 6 300 8990 270 23 23.0 -0.0 | 282 13 12.5 -2.7 7 250 10150 270 25 25.0 -0.0 | 281 15 14.5 -2.7 8 220 10960 275 29 28.9 -2.5 | 286 19 18.4 -5.3 9 200 11560 275 19 18.9 -1.7 | 298 10 8.4 -4.4 10 150 13380 255 19 18.4 4.9 | 255 8 7.9 2.2 11 100 15900 255 11 10.6 2.8 | 235 0 0.1 0.1 12 70 18080 265 19 18.9 1.7 | 277 9 8.4 -1.1 13 50 20100 270 33 33.0 -0.0 | 277 23 22.5 -2.7 Wind Parameters Mean winds (0-6000m): 225.3 at 14.4 knts Storm direction: 255.3 at 10.8 knts Shear (0-3000m) pos: 2.8 neg: 0.4 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 97.5 deg Storm rel helicity (0-3000m) pos: 82.5 neg: -26.3 tot: 56.2 m^2/s^2 ave: 18.7 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.1 stream: 3.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 4.50 Bulk Shear: 6.08 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 ------------------------------------------------------------------------------- 500 198 12 141 11| 13.4 0.0 13.4| 48.6 0.0 48.6 97.1 1.00| 14.3 14.2 1000 204 15 160 12| 6.7 1.4 8.1| 60.3 -14.6 45.7 45.7 0.61| 11.4 6.9 1500 201 17 160 14| 4.5 0.9 5.4| 66.5 -26.2 40.3 26.9 0.44| 9.5 4.2 2000 202 17 162 13| 3.7 0.7 4.4| 76.6 -26.2 50.4 25.2 0.45| 8.6 3.9 2500 205 16 164 13| 3.2 0.5 3.7| 81.2 -26.2 55.0 22.0 0.45| 8.0 3.6 3000 209 16 166 11| 2.8 0.4 3.2| 82.5 -26.3 56.2 18.7 0.44| 7.1 3.1 4000 217 15 172 9| 2.1 0.4 2.5| 82.5 -26.5 55.9 14.0 0.43| 5.4 2.3 5000 222 15 176 8| 1.7 0.4 2.0| 82.5 -26.8 55.6 11.1 0.42| 4.4 1.8 6000 225 14 178 7| 1.4 0.3 1.7| 83.2 -26.9 56.2 9.4 0.42| 3.7 1.6 Wrote GIF file: /home/apache/climate/data/raob//U6781/skewt/U6781.skewt.20251205.00.gif