UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 6 DEC 25 Station: X1977 WMO ident: 31977 Latitude: 43.27 Longitude: 132.05 ------------------------------------------------------------------------------- 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 1002 92 0.6 -3.5 74 4.1 -0.9 225 1 273.6 274.1 272.1 281.6 2.94 1 1000 108 1.4 -2.7 74 4.1 -0.2 220 1 274.5 275.1 272.9 283.1 3.13 2 984 238 2.0 -1.4 78 3.4 0.6 217 4 276.4 277.0 274.6 286.1 3.50 3 954 488 1.4 -3.6 69 5.0 -0.6 211 11 278.3 278.8 275.0 286.8 3.07 4 925 736 0.8 -13.2 34 14.0 -3.5 205 17 280.1 280.4 273.7 284.5 1.49 5 912 849 0.2 -16.8 27 17.0 -4.6 213 18 280.6 280.8 273.4 284.0 1.12 6 899 964 -0.3 -16.3 29 16.0 -4.8 222 18 281.3 281.5 273.9 284.8 1.19 7 850 1408 -4.5 -13.5 49 9.0 -7.1 255 21 281.4 281.7 274.6 286.1 1.58 8 764 2236 -12.1 -16.4 70 4.3 -13.2 269 22 281.9 282.2 274.6 286.0 1.39 9 742 2459 -12.1 -15.8 74 3.7 -13.0 272 22 284.3 284.6 276.0 288.8 1.50 10 736 2521 -12.1 -16.3 71 4.2 -13.2 274 22 285.0 285.2 276.3 289.3 1.45 11 700 2903 -14.1 -20.1 60 6.0 -15.4 280 23 286.9 287.1 276.7 290.2 1.11 12 552 4668 -23.9 -28.2 68 4.3 -24.6 259 32 295.4 295.5 280.3 297.6 0.68 13 500 5380 -30.1 -36.1 56 6.0 -30.7 250 36 296.3 296.4 280.2 297.5 0.35 14 400 6930 -42.9 -47.3 62 4.4 -43.1 245 46 299.2 299.3 281.2 299.7 0.13 15 354 7739 -50.1 -54.3 61 4.2 -50.2 256 49 300.2 300.2 281.5 300.4 0.07 16 300 8810 -53.3 -57.9 57 4.6 -53.4 270 54 310.2 310.2 285.5 310.4 0.05 17 293 8964 -54.1 -58.8 56 4.7 -54.2 270 54 311.2 311.2 285.8 311.4 0.05 18 250 10000 -51.7 -57.7 49 6.0 -51.9 275 52 329.2 329.2 291.6 329.5 0.06 19 224 10713 -49.1 -55.1 50 6.0 -49.3 268 53 343.7 343.7 295.3 344.1 0.10 20 200 11450 -51.1 -59.1 38 8.0 -51.4 260 54 351.8 351.9 297.1 352.1 0.07 21 162 12813 -53.1 -63.1 29 10.0 -53.4 260 69 370.3 370.4 300.7 370.6 0.05 22 150 13310 -51.3 -61.3 29 10.0 -51.7 260 75 381.7 381.7 302.6 382.0 0.07 23 133 14095 -50.6 -62.2 24 11.6 -51.1 265 81 396.3 396.3 304.8 396.6 0.07 24 110 15338 -49.5 -63.5 18 14.0 -50.3 262 71 420.5 420.5 307.8 420.8 0.07 25 100 15960 -51.9 -65.9 17 14.0 -52.5 260 66 427.4 427.5 308.6 427.7 0.05 26 96 16223 -53.5 -67.5 17 14.0 -54.1 261 66 429.3 429.4 308.8 429.6 0.05 27 75 17788 -58.9 -73.9 13 15.0 -59.3 268 66 449.4 449.4 310.8 449.5 0.02 28 70 18220 -58.9 -73.9 13 15.0 -59.3 270 66 458.4 458.4 311.7 458.5 0.02 29 50 20320 -60.1 -76.1 11 16.0 -60.6 250 68 501.9 501.9 315.1 502.0 0.02 30 48 20575 -59.9 -75.9 11 16.0 -60.4 250 66 508.2 508.2 315.5 508.4 0.03 31 44 21127 -53.9 -69.9 12 16.0 -55.0 251 61 535.7 535.7 317.3 536.2 0.07 32 38 22078 -49.9 -66.9 12 17.0 -51.8 253 54 568.8 568.9 319.2 569.7 0.12 33 34 22798 -54.7 -71.7 11 17.0 -56.0 254 48 574.6 574.6 319.4 575.1 0.07 34 30 23600 -54.7 -72.7 9 18.0 -56.2 255 42 595.5 595.5 320.4 596.0 0.07 35 29 23818 -54.9 -72.9 9 18.0 -56.4 256 41 600.8 600.8 320.7 601.3 0.07 36 24 25059 -45.1 -64.1 10 19.0 -49.1 263 36 662.7 662.8 323.2 665.0 0.29 37 21 25948 -48.3 -68.3 8 20.0 -51.8 268 32 678.8 678.9 323.8 680.4 0.19 38 20 26270 -48.5 -68.5 8 20.0 -52.1 270 31 687.7 687.8 324.1 689.3 0.19 39 18 26965 -47.7 -67.7 8 20.0 -51.8 711.3 711.4 324.8 713.4 0.23 40 17 27346 -42.3 -63.3 8 21.0 -48.5 740.3 740.5 325.8 744.5 0.45 41 13 29131 -49.9 -69.9 8 20.0 -54.2 773.0 773.2 326.6 775.3 0.24 42 12 29652 -51.3 -71.3 7 20.0 -55.4 786.0 786.1 327.0 788.0 0.21 43 11 30222 -48.3 -69.3 7 21.0 -53.7 816.7 816.8 327.7 819.8 0.31 TRP 293 8964 -54.1 -58.8 56 4.7 -54.2 270 54 311.2 311.2 285.8 311.4 0.05 WND 133 14095 -50.6 -62.2 24 11.6 -51.1 265 81 396.3 396.3 304.8 396.6 0.07 Sounding variables and indices 1000-500 mb thick: 5272.00 m Freezing level: 906.80 mb = 895.20 m = 2936.97 ft Wetbulb zero: Below ground Precipitable water: 0.30 inches Sfc-500 mean rel hum: 60.35 % Est. max temperature: 8.44 C = 47.19 F Sfc-Lift cond lev (LCL): 939.92 mb = 607.32 m = 1992.50 ft T: 1.11 C 700-500 lapse rate: 6.46 C/km ThetaE index: 2.85 C Layer 925.0- 899.0 mb Conv cond level (CCL): 803.30 mb = 1846.33 m = 6057.44 ft Mean mixing ratio: 2.50 g/kg Conv temperature: 8.74 C = 47.73 F Cap Strength: 9.60 C Lifted Index: 9.67 C Risk: None Lifted Index @300 mb: 17.64 C Lifted Index @700 mb: 4.69 C Showalter Index: 9.14 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 25.60 C Cross Totals Index: 16.60 C K Index: 6.10 Risk: None Sweat Index: 78.00 Risk: None Energy Index: 2.38 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.23 J/kg Max Up Vert Vel: 6.96 m/s Conv Inhibition (B-): 64056.99 J/kg Cap Strength: 9.65 C Lift Cond Lev (LCL): 845.27 mb = 1451.31 m = 4761.46 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 19 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 1002 92 225 1 0.7 0.7 | 109 19 -17.6 6.2 1 1000 108 220 1 0.6 0.8 | 110 19 -17.7 6.3 2 925 736 205 17 7.2 15.4 | 152 24 -11.1 20.9 3 850 1408 255 21 20.3 5.4 | 190 11 2.0 10.9 4 700 2903 280 23 22.7 -4.0 | 251 5 4.3 1.5 5 500 5380 250 36 33.8 12.3 | 221 24 15.5 17.8 6 400 6930 245 46 41.7 19.4 | 223 34 23.4 24.9 7 300 8810 270 54 54.0 -0.0 | 261 36 35.7 5.5 8 293 8964 270 54 54.0 -0.0 | 261 36 35.7 5.5 9 250 10000 275 52 51.8 -4.5 | 268 33 33.5 1.0 10 200 11450 260 54 53.2 9.4 | 247 38 34.8 14.9 11 150 13310 260 75 73.9 13.0 | 252 59 55.5 18.5 12 133 14095 265 81 80.7 7.1 | 259 64 62.4 12.6 13 100 15960 260 66 65.0 11.5 | 250 50 46.7 17.0 14 70 18220 270 66 66.0 -0.0 | 263 48 47.7 5.5 15 50 20320 250 68 63.9 23.3 | 238 54 45.6 28.8 16 30 23600 255 42 40.6 10.9 | 234 28 22.2 16.4 17 20 26270 270 31 31.0 -0.0 | 247 14 12.7 5.5 Wind Parameters Mean winds (0-6000m): 256.7 at 25.5 knts Storm direction: 286.7 at 19.1 knts Shear (0-3000m) pos: 3.9 neg: 2.1 tot: 6.1 10-3/s Storm rel Dir Shear (0-3000m): 137.8 deg Storm rel helicity (0-3000m) pos: 141.0 neg: -0.3 tot: 140.6 m^2/s^2 ave: 46.9 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 7.5 stream: 5.6 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.40 Bulk Shear: 60.74 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 ------------------------------------------------------------------------------- 500 209 7 128 19| 0.0 12.7 12.7| 58.3 0.0 58.3 116.5 0.94| 12.8 12.1 1000 213 12 143 20| 4.4 6.4 10.8|107.5 0.0 107.5 107.5 0.85| 12.4 10.6 1500 230 15 155 17| 5.6 4.2 9.8|129.4 0.0 129.4 86.3 0.79| 11.6 9.1 2000 241 17 164 14| 4.8 3.2 8.0|134.3 0.0 134.3 67.2 0.77| 9.5 7.3 2500 249 18 172 12| 4.3 2.5 6.9|138.6 0.0 138.6 55.4 0.77| 8.3 6.4 3000 256 19 179 10| 3.9 2.1 6.1|141.0 -0.3 140.6 46.9 0.75| 7.5 5.6 4000 261 21 193 9| 3.0 2.5 5.5|141.0 -5.8 135.2 33.8 0.59| 6.6 3.9 5000 260 23 204 11| 2.4 2.9 5.3|141.0 -20.3 120.7 24.1 0.46| 6.2 2.8 6000 257 26 210 13| 2.0 3.0 5.0|145.7 -26.9 118.8 19.8 0.40| 5.8 2.3 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251206.12.gif