UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042312.upa.cvt Date: 1200Z 23 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 23 APR 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 ------------------------------------------------------------------------------- 0 1000 65 160 1 SFC 997 90 6.4 2.1 74 4.3 4.4 160 1 279.8 280.6 277.7 292.1 4.46 2 961 392 6.4 1.4 70 5.0 4.1 172 14 282.7 283.5 279.1 295.1 4.40 3 957 426 7.4 2.4 71 5.0 5.0 174 15 284.1 284.9 280.2 297.4 4.75 4 925 705 5.6 -1.4 61 7.0 2.5 185 27 285.0 285.7 279.4 295.6 3.73 5 920 749 5.4 -1.6 61 7.0 2.3 185 27 285.3 285.9 279.4 295.8 3.69 6 913 812 5.8 -1.2 61 7.0 2.7 185 26 286.3 287.0 280.1 297.3 3.83 7 895 975 7.0 -6.0 39 13.0 1.7 185 25 289.2 289.7 280.1 297.2 2.72 8 884 1076 6.4 -9.6 31 16.0 0.4 185 24 289.6 290.0 279.4 295.8 2.08 9 876 1151 7.8 -12.2 23 20.0 0.5 185 23 291.8 292.1 280.0 297.0 1.71 10 855 1351 7.0 -23.0 10 30.0 -1.6 185 21 293.0 293.1 279.2 295.2 0.70 11 850 1399 6.8 -23.2 10 30.0 -1.8 185 21 293.3 293.4 279.3 295.5 0.69 12 834 1555 6.2 -20.8 12 27.0 -1.9 192 21 294.2 294.4 280.0 297.0 0.87 13 830 1594 7.6 -18.4 14 26.0 -0.9 194 21 296.1 296.3 281.1 299.5 1.08 14 812 1775 8.2 -20.8 11 29.0 -1.0 203 21 298.6 298.8 282.0 301.5 0.90 15 729 2654 2.2 -14.8 27 17.0 -3.7 244 21 301.4 301.7 284.1 306.6 1.66 16 700 2981 0.4 -18.6 22 19.0 -5.6 260 21 302.9 303.2 284.2 307.0 1.26 17 686 3142 -0.5 -22.5 17 22.0 -6.8 259 22 303.7 303.8 284.1 306.7 0.91 18 500 5580 -18.9 -34.9 23 16.0 -21.4 240 33 310.0 310.1 285.8 311.4 0.39 19 495 5655 -19.5 -35.5 23 16.0 -22.0 240 33 310.2 310.2 285.8 311.5 0.38 20 417 6897 -31.1 -47.1 19 16.0 -32.3 244 39 310.8 310.9 285.8 311.3 0.13 21 400 7190 -32.7 -48.7 19 16.0 -33.8 245 40 312.5 312.5 286.4 312.9 0.11 22 300 9160 -45.3 -63.3 11 18.0 -45.8 250 46 321.5 321.5 289.2 321.6 0.03 23 250 10350 -53.7 -69.7 12 16.0 -53.9 260 50 326.2 326.2 290.6 326.3 0.01 24 224 11050 -57.5 -73.5 11 16.0 -57.7 255 52 330.8 330.8 291.9 330.8 0.01 25 216 11279 -57.3 -73.3 11 16.0 -57.5 255 53 334.6 334.6 293.0 334.6 0.01 26 203 11675 -54.3 -70.3 12 16.0 -54.6 255 55 345.3 345.3 295.6 345.4 0.01 27 200 11770 -54.1 -70.1 12 16.0 -54.4 255 56 347.1 347.1 296.0 347.2 0.02 28 150 13620 -53.5 -69.5 13 16.0 -53.9 245 64 377.9 377.9 301.9 378.0 0.02 29 134 14346 -53.7 -70.7 11 17.0 -54.1 247 66 389.9 389.9 303.8 390.0 0.02 30 117 15214 -55.6 -72.6 10 17.0 -55.9 250 69 401.9 401.9 305.5 402.0 0.02 31 100 16210 -57.7 -74.7 10 17.0 -58.0 250 64 416.2 416.2 307.3 416.3 0.02 32 94 16598 -59.7 -77.7 8 18.0 -60.0 252 59 419.7 419.7 307.7 419.8 0.01 33 84 17304 -57.7 -75.7 8 18.0 -58.1 255 51 437.5 437.5 309.6 437.6 0.02 34 76 17929 -61.9 -79.9 7 18.0 -62.2 258 44 441.5 441.5 310.0 441.5 0.01 35 73 18178 -62.1 -80.1 7 18.0 -62.4 259 41 446.1 446.1 310.5 446.2 0.01 36 70 18440 -57.9 -76.9 7 19.0 -58.4 260 38 460.5 460.5 311.8 460.6 0.02 37 58 19615 -60.3 -78.3 8 18.0 -60.7 263 34 480.5 480.5 313.5 480.6 0.02 38 55 19949 -56.5 -75.5 7 19.0 -57.2 264 33 496.6 496.6 314.7 496.8 0.02 39 50 20550 -57.9 -76.9 7 19.0 -58.6 265 31 507.0 507.0 315.5 507.2 0.02 40 40 21961 -56.1 -76.1 6 20.0 -57.2 545.0 545.0 317.8 545.2 0.03 41 36 22625 -59.3 -78.3 7 19.0 -60.1 553.4 553.4 318.3 553.5 0.02 42 34 22980 -62.7 -81.7 6 19.0 -63.3 553.5 553.5 318.3 553.6 0.01 43 30 23760 -57.5 -77.5 6 20.0 -58.6 587.9 587.9 320.0 588.1 0.03 44 27 24423 -59.9 -79.9 6 20.0 -60.9 599.1 599.1 320.6 599.3 0.03 45 20 26320 -55.1 -75.1 7 20.0 -57.2 667.5 667.5 323.3 668.1 0.07 46 15 28167 -52.7 -73.7 6 21.0 -55.9 732.7 732.8 325.5 733.8 0.12 TRP 224 11050 -57.5 -73.5 11 16.0 -57.7 255 52 330.8 330.8 291.9 330.8 0.01 WND 117 15214 -55.6 -72.6 10 17.0 -55.9 250 69 401.9 401.9 305.5 402.0 0.02 Sounding variables and indices 1000-500 mb thick: 5515.00 m Freezing level: 693.78 mb = 3052.73 m = 10015.39 ft Wetbulb zero: 871.14 mb = 1197.00 m = 3927.13 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 26.69 % Est. max temperature: 20.05 C = 68.08 F Sfc-Lift cond lev (LCL): 933.31 mb = 631.59 m = 2072.11 ft T: 6.07 C 700-500 lapse rate: 7.43 C/km ThetaE index: 1.79 C Layer 925.0- 920.0 mb Conv cond level (CCL): 632.60 mb = 3767.02 m = 12358.82 ft Mean mixing ratio: 4.11 g/kg Conv temperature: 32.01 C = 89.62 F Cap Strength: 12.66 C Lifted Index: 13.19 C Risk: None Lifted Index @300 mb: 18.43 C Lifted Index @700 mb: 12.45 C Showalter Index: 13.25 C Risk: None Total Totals Index: 21.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: -4.30 C K Index: -16.50 Risk: None Sweat Index: 202.39 Risk: None Energy Index: 3.41 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 29.45 J/kg Max Up Vert Vel: 7.67 m/s Conv Inhibition (B-): 52478.48 J/kg Cap Strength: 13.19 C Lift Cond Lev (LCL): 860.48 mb = 1298.29 m = 4259.44 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 262 at 18 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 90 160 1 -0.3 0.9 | 85 19 -18.5 -1.6 1 925 705 185 27 2.4 26.9 | 147 29 -15.8 24.3 2 850 1399 185 21 1.8 20.9 | 138 25 -16.3 18.3 3 700 2981 260 21 20.7 3.6 | 247 3 2.5 1.1 4 500 5580 240 33 28.6 16.5 | 217 17 10.4 13.9 5 400 7190 245 40 36.3 16.9 | 232 23 18.1 14.3 6 300 9160 250 46 43.2 15.7 | 242 28 25.1 13.2 7 250 10350 260 50 49.2 8.7 | 259 32 31.1 6.1 8 224 11050 255 52 50.2 13.5 | 251 34 32.1 10.9 9 200 11770 255 56 54.1 14.5 | 252 38 35.9 11.9 10 150 13620 245 64 58.0 27.0 | 238 47 39.8 24.5 11 117 15214 250 69 64.8 23.6 | 246 51 46.7 21.0 12 100 16210 250 64 60.1 21.9 | 245 46 42.0 19.3 13 70 18440 260 38 37.4 6.6 | 258 20 19.3 4.0 14 50 20550 265 31 30.9 2.7 | 269 13 12.7 0.1 Wind Parameters Mean winds (0-6000m): 231.9 at 24.4 knts Storm direction: 261.9 at 18.3 knts Shear (0-3000m) pos: 3.7 neg: 0.0 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 158.7 deg Storm rel helicity (0-3000m) pos: 204.2 neg: -24.6 tot: 179.6 m^2/s^2 ave: 59.9 10^-3 m/s^2 rel: 0.62 Storm rel vorticity (0-3000m) horiz: 10.2 stream: 6.3 10^-3/s Energy-Hel index: 0.03 Bulk Rich Number: 0.64 Bulk Shear: 46.03 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 ------------------------------------------------------------------------------- 500 185 11 117 19| 21.8 0.0 21.8|116.9 0.0 116.9 233.8 0.93| 22.3 20.6 1000 185 18 133 23| 11.7 0.0 11.7|147.8 -12.3 135.5 135.5 0.78| 15.0 11.6 1500 185 20 136 23| 6.9 0.0 6.9|161.0 -24.5 136.5 91.0 0.65| 12.0 7.9 2000 190 20 139 22| 5.3 0.0 5.3|185.8 -24.5 161.3 80.6 0.64| 11.2 7.2 2500 198 20 144 20| 4.3 0.0 4.3|198.7 -24.5 174.2 69.7 0.62| 10.8 6.6 3000 206 20 149 18| 3.7 0.0 3.7|204.2 -24.6 179.6 59.9 0.62| 10.2 6.3 4000 221 21 162 14| 2.8 0.7 3.5|204.2 -26.9 177.3 44.3 0.54| 8.4 4.6 5000 229 23 175 12| 2.2 1.2 3.4|204.2 -32.2 172.0 34.4 0.47| 7.3 3.5 6000 232 24 185 13| 2.1 1.2 3.3|212.2 -36.4 175.7 29.3 0.45| 6.6 2.9 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250423.12.gif