UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041900.upa.cvt Date: 0000Z 19 APR 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 19 APR 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 86 225 5 SFC 998 103 8.2 4.3 76 3.9 6.3 225 5 281.5 282.4 279.5 295.9 5.21 2 970 336 5.8 -0.2 65 6.0 3.1 229 9 281.4 282.1 277.8 292.2 3.88 3 966 370 7.2 0.2 61 7.0 4.0 229 9 283.1 283.8 278.8 294.4 4.01 4 942 576 5.8 -3.2 52 9.0 2.0 233 13 283.8 284.3 278.1 292.9 3.20 5 925 725 4.4 -4.6 52 9.0 0.8 235 15 283.8 284.3 277.7 292.2 2.93 6 867 1248 0.0 -7.0 59 7.0 -2.6 235 13 284.5 285.0 277.7 292.0 2.60 7 850 1407 -0.5 -9.5 51 9.0 -3.7 235 13 285.6 286.0 277.7 292.0 2.18 8 817 1723 -1.1 -11.1 47 10.0 -4.5 239 15 288.2 288.6 278.7 294.2 2.00 9 777 2121 -3.7 -11.7 54 8.0 -6.4 244 17 289.6 290.0 279.4 295.6 2.01 10 700 2938 -8.1 -23.1 29 15.0 -11.6 255 21 293.5 293.7 279.6 296.2 0.85 11 604 4069 -14.1 -26.1 35 12.0 -16.6 253 31 299.2 299.4 282.0 301.7 0.75 12 509 5357 -18.1 -44.1 8 26.0 -21.3 250 43 309.4 309.4 285.3 309.9 0.15 13 505 5416 -18.7 -45.7 7 27.0 -21.8 250 43 309.4 309.4 285.2 309.8 0.13 14 500 5490 -19.3 -46.3 7 27.0 -22.4 250 44 309.5 309.5 285.3 309.9 0.12 15 430 6594 -27.7 -36.7 42 9.0 -28.8 253 52 312.5 312.5 286.6 313.8 0.38 16 400 7110 -31.7 -40.7 41 9.0 -32.6 255 56 313.8 313.8 287.0 314.8 0.27 17 374 7580 -35.9 -43.9 44 8.0 -36.5 257 60 314.3 314.4 287.1 315.1 0.21 18 338 8276 -39.5 -49.5 34 10.0 -40.1 261 67 318.6 318.7 288.5 319.1 0.12 19 300 9080 -45.3 -57.3 25 12.0 -45.7 265 75 321.5 321.5 289.3 321.7 0.06 20 290 9305 -47.7 -59.7 24 12.0 -48.0 264 80 321.2 321.2 289.2 321.4 0.04 21 250 10270 -54.3 -64.3 28 10.0 -54.5 260 103 325.3 325.3 290.4 325.4 0.03 22 247 10347 -54.7 -64.7 28 10.0 -54.9 260 104 325.9 325.9 290.6 326.0 0.03 23 241 10505 -55.5 -65.5 28 10.0 -55.6 260 99 327.0 327.0 290.9 327.1 0.02 24 234 10693 -54.3 -64.3 28 10.0 -54.5 259 92 331.6 331.6 292.2 331.7 0.03 25 217 11176 -55.7 -65.7 28 10.0 -55.9 257 74 336.6 336.6 293.5 336.7 0.03 26 207 11478 -52.9 -63.9 25 11.0 -53.2 256 62 345.6 345.6 295.7 345.7 0.03 27 200 11700 -53.7 -64.7 25 11.0 -53.9 255 54 347.7 347.7 296.1 347.9 0.03 28 182 12306 -53.9 -65.9 22 12.0 -54.2 258 49 356.9 356.9 298.1 357.0 0.03 29 157 13263 -50.5 -64.5 18 14.0 -51.0 263 41 378.1 378.1 302.0 378.3 0.04 30 150 13560 -52.1 -67.1 15 15.0 -52.5 265 38 380.3 380.3 302.3 380.4 0.03 31 145 13778 -54.3 -69.3 14 15.0 -54.6 264 37 380.2 380.2 302.3 380.3 0.02 32 114 15323 -53.3 -70.3 11 17.0 -53.8 258 31 409.1 409.1 306.4 409.3 0.03 33 100 16160 -56.5 -74.5 9 18.0 -56.9 255 27 418.6 418.6 307.6 418.6 0.02 34 84 17261 -58.7 -77.7 7 19.0 -59.1 257 26 435.5 435.5 309.4 435.6 0.01 35 70 18410 -57.5 -77.5 6 20.0 -58.0 260 25 461.4 461.4 311.9 461.5 0.01 36 50 20530 -57.9 -77.9 6 20.0 -58.6 275 9 507.0 507.0 315.4 507.1 0.02 37 32 23342 -58.7 -79.7 5 21.0 -59.7 284 6 573.9 573.9 319.3 574.1 0.02 38 30 23750 -56.1 -78.1 5 22.0 -57.5 285 5 591.7 591.7 320.2 591.9 0.03 39 29 23965 -55.5 -77.5 5 22.0 -57.0 278 5 599.1 599.1 320.6 599.4 0.03 40 25 24905 -57.9 -79.9 4 22.0 -59.2 249 6 618.2 618.2 321.4 618.4 0.03 41 22 25714 -55.1 -78.1 4 23.0 -57.1 224 7 649.6 649.6 322.7 649.9 0.04 42 20 26320 -56.7 -79.7 4 23.0 -58.5 205 7 662.6 662.6 323.2 662.9 0.03 43 18 26988 -58.5 -80.5 4 22.0 -60.2 216 7 677.2 677.2 323.7 677.5 0.03 44 16 27737 -54.7 -78.7 4 24.0 -57.3 228 7 712.8 712.8 324.8 713.2 0.05 45 12 29588 -53.3 -77.3 4 24.0 -56.9 257 7 778.9 778.9 326.7 779.7 0.09 46 10 30780 -47.5 -73.5 3 26.0 -53.8 275 7 842.2 842.3 328.2 844.1 0.18 47 9.1 31404 -47.1 -73.1 4 26.0 -53.9 866.8 866.9 328.8 869.1 0.21 TRP 241 10505 -55.5 -65.5 28 10.0 -55.6 260 99 327.0 327.0 290.9 327.1 0.02 WND 247 10347 -54.7 -64.7 28 10.0 -54.9 260 104 325.9 325.9 290.6 326.0 0.03 Sounding variables and indices 1000-500 mb thick: 5404.00 m Freezing level: 867.00 mb = 1248.38 m = 4095.69 ft Wetbulb zero: 911.66 mb = 842.39 m = 2763.71 ft Precipitable water: 0.37 inches Sfc-500 mean rel hum: 38.64 % Est. max temperature: 12.46 C = 54.43 F Sfc-Lift cond lev (LCL): 940.29 mb = 591.21 m = 1939.63 ft T: 5.66 C 700-500 lapse rate: 4.39 C/km ThetaE index: 3.69 C Layer 970.0- 966.0 mb Conv cond level (CCL): 760.16 mb = 2292.60 m = 7521.55 ft Mean mixing ratio: 3.57 g/kg Conv temperature: 17.12 C = 62.81 F Cap Strength: 14.63 C Lifted Index: 14.58 C Risk: None Lifted Index @300 mb: 20.13 C Lifted Index @700 mb: 5.47 C Showalter Index: 15.43 C Risk: None Total Totals Index: 28.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 9.80 C K Index: -5.70 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 3.78 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.12 J/kg Max Up Vert Vel: 5.31 m/s Conv Inhibition (B-): 57294.68 J/kg Cap Strength: 14.59 C Lift Cond Lev (LCL): 847.17 mb = 1433.58 m = 4703.30 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 279 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 ---------------------------------------------------------- 0 998 103 225 5 3.5 3.5 | 113 17 -15.5 6.6 1 925 725 235 15 12.3 8.6 | 150 13 -6.8 11.7 2 850 1407 235 13 10.6 7.5 | 141 13 -8.4 10.5 3 700 2938 255 21 20.3 5.4 | 188 9 1.2 8.5 4 500 5490 250 44 41.3 15.0 | 231 29 22.3 18.1 5 400 7110 255 56 54.1 14.5 | 243 39 35.0 17.5 6 300 9080 265 75 74.7 6.5 | 260 56 55.6 9.6 7 250 10270 260 103 101.4 17.9 | 256 85 82.4 20.9 8 247 10347 260 104 102.4 18.1 | 256 86 83.4 21.1 9 241 10505 260 99 97.5 17.2 | 256 81 78.4 20.2 10 200 11700 255 54 52.2 14.0 | 243 37 33.1 17.0 11 150 13560 265 38 37.9 3.3 | 251 20 18.8 6.4 12 100 16160 255 27 26.1 7.0 | 215 12 7.0 10.0 13 70 18410 260 25 24.6 4.3 | 217 9 5.6 7.4 14 50 20530 275 9 9.0 -0.8 | 103 10 -10.1 2.3 15 30 23750 285 5 4.8 -1.3 | 97 14 -14.2 1.8 16 20 26320 205 7 3.0 6.3 | 120 19 -16.1 9.4 17 10 30780 275 7 7.0 -0.6 | 101 12 -12.1 2.4 Wind Parameters Mean winds (0-6000m): 249.1 at 25.7 knts Storm direction: 279.1 at 19.3 knts Shear (0-3000m) pos: 3.1 neg: 0.0 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 83.2 deg Storm rel helicity (0-3000m) pos: 64.5 neg: -6.3 tot: 58.2 m^2/s^2 ave: 19.4 10^-3 m/s^2 rel: 0.76 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 3.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.35 Bulk Shear: 39.93 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 9 126 15| 8.3 0.0 8.3| 30.4 0.0 30.4 60.9 0.93| 8.4 7.8 1000 234 12 136 14| 4.6 0.0 4.6| 36.8 -3.1 33.7 33.7 0.78| 5.6 4.3 1500 234 12 138 14| 3.2 0.0 3.2| 40.2 -6.3 33.9 22.6 0.66| 4.4 2.9 2000 236 13 141 13| 3.1 0.0 3.1| 48.5 -6.3 42.3 21.1 0.70| 4.1 2.9 2500 240 14 146 12| 3.1 0.0 3.1| 56.4 -6.3 50.1 20.1 0.73| 4.0 2.9 3000 243 15 151 11| 3.1 0.0 3.1| 64.5 -6.3 58.2 19.4 0.76| 4.0 3.0 4000 247 18 166 10| 2.4 1.2 3.5| 81.9 -6.3 75.6 18.9 0.71| 4.1 2.9 5000 249 22 186 11| 1.9 1.9 3.7| 96.8 -6.3 90.6 18.1 0.62| 4.2 2.6 6000 249 26 202 13| 1.9 1.9 3.8|124.4 -6.3 118.1 19.7 0.59| 4.3 2.5 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250419.00.gif