UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for X0673... Searching the city database file for: X0673 ... Date:1200Z 9 OCT 25 Station: X0673 WMO ident: 30673 Latitude: 53.73 Longitude: 119.78 ------------------------------------------------------------------------------- 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 206 SFC 940 700 -0.9 -5.8 69 4.9 -2.7 245 3 277.1 277.6 273.7 284.5 2.63 2 935 743 -1.9 -6.3 72 4.4 -3.4 238 4 276.5 276.9 273.2 283.6 2.55 3 925 828 -2.5 -6.8 72 4.3 -4.0 225 7 276.8 277.2 273.3 283.7 2.48 4 850 1493 -6.7 -10.4 75 3.7 -7.8 245 13 279.1 279.5 274.0 284.9 2.03 5 726 2702 -15.5 -18.1 80 2.6 -16.1 265 16 282.4 282.6 274.6 286.1 1.27 6 700 2976 -17.7 -20.0 82 2.3 -18.2 270 17 282.9 283.1 274.7 286.2 1.12 7 577 4383 -30.3 -33.1 76 2.8 -30.6 270 30 284.2 284.3 274.3 285.5 0.41 8 500 5390 -35.1 -38.9 68 3.8 -35.4 270 40 290.2 290.3 277.2 291.1 0.26 9 469 5835 -36.9 -41.0 66 4.1 -37.2 271 47 293.4 293.4 278.7 294.1 0.23 10 411 6737 -42.7 -47.3 61 4.6 -42.9 274 63 297.2 297.2 280.3 297.6 0.13 11 400 6920 -42.3 -47.0 60 4.7 -42.5 275 66 300.0 300.0 281.5 300.5 0.14 12 317 8477 -48.3 -52.9 59 4.6 -48.4 283 78 312.3 312.3 286.2 312.6 0.09 13 316 8498 -48.5 -53.0 59 4.5 -48.7 283 78 312.3 312.3 286.3 312.6 0.09 14 300 8840 -50.1 -54.4 60 4.3 -50.3 285 81 314.7 314.8 287.1 315.0 0.08 15 290 9061 -50.1 -54.4 60 4.3 -50.3 290 83 317.8 317.8 288.1 318.1 0.08 16 287 9129 -50.1 -54.4 60 4.3 -50.3 318.7 318.8 288.4 319.1 0.08 17 285 9175 -51.3 -55.6 60 4.3 -51.4 317.7 317.7 288.1 317.9 0.07 TRP WND 290 9061 -50.1 -54.4 60 4.3 -50.3 290 83 317.8 317.8 288.1 318.1 0.08 Sounding variables and indices 1000-500 mb thick: 5184.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 76.46 % Est. max temperature: 2.59 C = 36.66 F Sfc-Lift cond lev (LCL): 870.55 mb = 1305.09 m = 4281.73 ft T: -5.51 C 700-500 lapse rate: 7.21 C/km ThetaE index: 0.84 C Layer 935.0- 925.0 mb Conv cond level (CCL): 805.20 mb = 1908.25 m = 6260.59 ft Mean mixing ratio: 2.27 g/kg Conv temperature: 2.20 C = 35.96 F Cap Strength: 1.85 C Lifted Index: 5.49 C Risk: None Lifted Index @300 mb: 21.60 C Lifted Index @700 mb: 1.85 C Showalter Index: 4.96 C Risk: None Total Totals Index: 53.10 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.40 C Cross Totals Index: 24.70 C K Index: 15.70 Risk: < 20 % chance of thunderstorms Sweat Index: 148.00 Risk: None Energy Index: 1.21 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.47 J/kg Max Up Vert Vel: 3.31 m/s Conv Inhibition (B-): 2404.99 J/kg Cap Strength: 5.21 C Lift Cond Lev (LCL): 834.25 mb = 1636.44 m = 5368.82 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 299 at 21 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 ---------------------------------------------------------- 0 940 700 245 3 2.7 1.3 | 126 19 -15.8 11.3 1 925 828 225 7 4.9 4.9 | 138 20 -13.6 15.0 2 850 1493 245 13 11.8 5.5 | 157 17 -6.7 15.6 3 700 2976 270 17 17.0 -0.0 | 171 10 -1.5 10.1 4 500 5390 270 40 40.0 -0.0 | 245 24 21.5 10.1 5 400 6920 275 66 65.7 -5.8 | 265 47 47.2 4.3 6 300 8840 285 81 78.2 -21.0 | 280 61 59.7 -10.9 Wind Parameters Mean winds (0-6000m): 268.5 at 28.1 knts Storm direction: 298.5 at 21.1 knts Shear (0-3000m) pos: 2.1 neg: 2.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 82.4 deg Storm rel helicity (0-3000m) pos: 83.5 neg: 0.0 tot: 83.5 m^2/s^2 ave: 27.8 10^-3 m/s^2 rel: 0.80 Storm rel vorticity (0-3000m) horiz: 4.4 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 66.54 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 ------------------------------------------------------------------------------- 500 232 8 140 19| 0.0 7.6 7.6| 39.3 0.0 39.3 78.7 0.96| 8.2 7.8 1000 240 10 147 18| 2.1 3.8 5.9| 54.5 0.0 54.5 54.5 0.90| 6.2 5.6 1500 245 11 151 17| 2.2 2.5 4.7| 59.7 0.0 59.7 39.8 0.83| 5.0 4.2 2000 251 12 155 16| 2.3 1.9 4.2| 63.5 0.0 63.5 31.8 0.77| 4.4 3.4 2500 256 13 158 14| 2.5 1.5 4.0| 70.8 0.0 70.8 28.3 0.77| 4.3 3.3 3000 259 15 163 13| 2.1 2.0 4.0| 83.5 0.0 83.5 27.8 0.80| 4.4 3.5 4000 264 18 179 12| 1.5 2.7 4.2|108.9 0.0 108.9 27.2 0.78| 4.5 3.5 5000 266 23 199 12| 1.9 2.6 4.5|145.0 0.0 145.0 29.0 0.71| 4.8 3.4 6000 269 28 222 14| 3.1 2.2 5.3|215.0 0.0 215.0 35.8 0.63| 5.5 3.5 Wrote GIF file: /home/apache/climate/data/raob//X0673/skewt/X0673.skewt.20251009.12.gif