UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042412.upa.cvt Date: 1200Z 24 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 24 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 66 180 1 SFC 997 90 4.6 1.9 83 2.7 3.4 180 1 278.0 278.7 276.7 290.0 4.40 2 925 690 0.8 -1.6 84 2.4 -0.2 240 7 280.1 280.8 276.9 290.4 3.67 3 918 752 0.6 -1.7 85 2.3 -0.3 246 8 280.5 281.2 277.0 290.8 3.67 4 907 850 2.0 -0.2 85 2.2 1.0 255 8 282.9 283.7 278.9 294.6 4.15 5 890 1004 1.2 -1.9 80 3.1 -0.1 270 10 283.6 284.3 278.7 294.2 3.73 6 870 1189 2.4 -2.3 71 4.7 0.4 287 11 286.7 287.4 280.2 297.4 3.71 7 850 1379 1.4 -7.6 51 9.0 -2.0 305 13 287.6 288.1 279.1 295.0 2.54 8 700 2902 -11.3 -22.3 40 11.0 -13.8 295 21 290.0 290.1 278.0 292.8 0.91 9 624 3770 -18.3 -34.3 23 16.0 -20.5 275 27 291.6 291.7 278.0 292.8 0.34 10 577 4348 -23.7 -38.7 24 15.0 -25.3 261 32 291.9 292.0 278.0 292.7 0.23 11 529 4977 -27.9 -37.9 38 10.0 -28.9 245 37 294.2 294.3 279.1 295.2 0.28 12 500 5380 -29.3 -37.3 46 8.0 -30.1 235 40 297.3 297.4 280.6 298.4 0.31 13 489 5539 -29.9 -38.9 41 9.0 -30.7 234 41 298.5 298.5 281.1 299.4 0.27 14 407 6822 -40.9 -47.9 47 7.0 -41.2 221 53 300.3 300.4 281.7 300.8 0.12 15 400 6940 -41.5 -48.5 47 7.0 -41.8 220 54 301.1 301.1 282.0 301.5 0.12 16 387 7162 -43.5 -49.5 51 6.0 -43.7 222 58 301.3 301.3 282.0 301.7 0.11 17 374 7391 -44.3 -51.3 46 7.0 -44.6 225 62 303.2 303.2 282.8 303.5 0.09 18 311 8627 -43.1 -53.1 32 10.0 -43.5 242 59 321.3 321.3 289.2 321.6 0.09 19 300 8870 -41.5 -53.5 26 12.0 -42.1 245 58 326.9 326.9 290.9 327.2 0.09 20 294 9007 -41.1 -53.1 26 12.0 -41.7 244 58 329.3 329.4 291.6 329.7 0.09 21 250 10100 -43.3 -59.3 16 16.0 -44.0 235 60 341.7 341.7 294.8 341.9 0.05 22 224 10840 -44.5 -63.5 10 19.0 -45.2 241 66 350.8 350.8 296.8 350.9 0.03 23 205 11435 -45.0 -64.8 9 19.8 -45.7 245 71 359.0 359.0 298.5 359.2 0.03 24 200 11600 -45.1 -65.1 9 20.0 -45.9 245 69 361.4 361.4 299.0 361.5 0.03 25 156 13251 -46.9 -68.9 6 22.0 -47.7 245 61 384.9 384.9 303.1 385.0 0.02 26 150 13510 -47.9 -69.9 6 22.0 -48.7 245 60 387.5 387.5 303.5 387.6 0.02 27 117 15126 -55.3 -77.3 5 22.0 -55.7 251 58 402.4 402.4 305.5 402.4 0.01 28 104 15878 -55.5 -77.5 5 22.0 -56.0 254 56 415.8 415.8 307.2 415.9 0.01 29 100 16130 -53.5 -75.5 5 22.0 -54.1 255 56 424.4 424.4 308.2 424.4 0.01 30 95 16460 -51.1 -74.1 5 23.0 -52.0 256 51 435.3 435.3 309.4 435.4 0.02 31 84 17243 -58.1 -80.1 4 22.0 -58.5 257 40 436.7 436.7 309.6 436.8 0.01 32 79 17631 -54.7 -77.7 4 23.0 -55.4 258 34 451.5 451.5 311.0 451.5 0.01 33 70 18400 -55.5 -77.5 5 22.0 -56.2 260 23 465.7 465.7 312.3 465.7 0.01 34 64 18968 -57.7 -79.7 4 22.0 -58.3 259 20 472.9 472.9 312.9 473.0 0.01 35 59 19486 -53.1 -76.1 4 23.0 -54.1 257 18 494.4 494.4 314.5 494.5 0.02 36 50 20540 -57.7 -79.7 4 22.0 -58.4 255 13 507.5 507.5 315.5 507.6 0.01 37 49 20667 -57.9 -79.9 4 22.0 -58.6 254 13 510.0 510.0 315.7 510.1 0.01 38 45 21210 -53.5 -76.5 4 23.0 -54.8 252 13 533.2 533.2 317.1 533.4 0.03 39 30 23820 -53.1 -76.1 4 23.0 -54.9 240 13 599.9 599.9 320.6 600.2 0.04 40 25 24987 -55.3 -78.3 4 23.0 -57.1 256 12 625.7 625.7 321.7 625.9 0.03 41 23 25521 -52.5 -76.5 4 24.0 -54.9 263 12 649.0 649.0 322.7 649.4 0.05 42 20 26420 -53.9 -77.9 4 24.0 -56.3 275 11 671.2 671.2 323.4 671.6 0.05 43 19 26749 -53.9 -77.9 4 24.0 -56.4 681.1 681.1 323.8 681.5 0.05 44 11 30320 -46.3 -72.3 4 26.0 -52.8 823.9 824.0 327.8 826.0 0.20 TRP 374 7391 -44.3 -51.3 46 7.0 -44.6 225 62 303.2 303.2 282.8 303.5 0.09 WND 205 11435 -45.0 -64.8 9 19.8 -45.7 245 71 359.0 359.0 298.5 359.2 0.03 Sounding variables and indices 1000-500 mb thick: 5314.00 m Freezing level: 833.46 mb = 1546.89 m = 5075.04 ft Wetbulb zero: 929.32 mb = 652.69 m = 2141.35 ft Precipitable water: 0.38 inches Sfc-500 mean rel hum: 46.26 % Est. max temperature: 14.26 C = 57.67 F Sfc-Lift cond lev (LCL): 956.31 mb = 423.61 m = 1389.78 ft T: 2.49 C 700-500 lapse rate: 7.26 C/km ThetaE index: 4.66 C Layer 850.0- 529.0 mb Conv cond level (CCL): 801.81 mb = 1836.86 m = 6026.36 ft Mean mixing ratio: 3.99 g/kg Conv temperature: 14.99 C = 58.98 F Cap Strength: 5.66 C Lifted Index: 6.19 C Risk: None Lifted Index @300 mb: 25.51 C Lifted Index @700 mb: 3.68 C Showalter Index: 3.20 C Risk: None Total Totals Index: 52.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 30.70 C Cross Totals Index: 21.70 C K Index: 12.10 Risk: None Sweat Index: 134.00 Risk: None Energy Index: 0.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 17.63 J/kg Max Up Vert Vel: 5.94 m/s Conv Inhibition (B-): 55912.47 J/kg Cap Strength: 6.20 C Lift Cond Lev (LCL): 910.15 mb = 821.63 m = 2695.61 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 288 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 90 180 1 0.0 1.0 | 111 18 -17.1 6.5 1 925 690 240 7 6.1 3.5 | 129 14 -11.0 9.0 2 850 1379 305 13 10.6 -7.5 | 74 7 -6.5 -1.9 3 700 2902 295 21 19.0 -8.9 | 330 4 1.9 -3.3 4 500 5380 235 40 32.8 22.9 | 209 33 15.7 28.5 5 400 6940 220 54 34.7 41.4 | 201 50 17.6 46.9 6 374 7391 225 62 43.8 43.8 | 208 56 26.7 49.4 7 300 8870 245 58 52.6 24.5 | 230 46 35.5 30.1 8 250 10100 235 60 49.1 34.4 | 219 51 32.0 40.0 9 205 11435 245 71 64.3 30.0 | 233 59 47.2 35.6 10 200 11600 245 69 62.5 29.2 | 233 57 45.4 34.7 11 150 13510 245 60 54.4 25.4 | 230 48 37.3 30.9 12 100 16130 255 56 54.1 14.5 | 242 42 37.0 20.0 13 70 18400 260 23 22.7 4.0 | 210 11 5.6 9.5 14 50 20540 255 13 12.6 3.4 | 153 10 -4.5 8.9 15 30 23820 240 13 11.3 6.5 | 154 13 -5.8 12.0 16 20 26420 275 11 11.0 -1.0 | 127 8 -6.1 4.6 Wind Parameters Mean winds (0-6000m): 258.0 at 24.0 knts Storm direction: 288.0 at 18.0 knts Shear (0-3000m) pos: 2.5 neg: 1.6 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): -170.7 deg Storm rel helicity (0-3000m) pos: 26.3 neg: -23.1 tot: 3.3 m^2/s^2 ave: 1.1 10^-3 m/s^2 rel: -0.34 Storm rel vorticity (0-3000m) horiz: 5.3 stream: -1.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.31 Bulk Shear: 57.67 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 ------------------------------------------------------------------------------- 500 233 3 118 16| 5.6 0.0 5.6| 22.9 0.0 22.9 45.8 0.83| 6.1 5.1 1000 251 6 123 14| 5.5 0.0 5.5| 26.3 -3.5 22.9 22.9 0.31| 7.3 2.3 1500 279 8 115 10| 5.0 0.0 5.0| 26.3 -14.2 12.1 8.1 -0.09| 7.3 -0.6 2000 289 10 107 8| 3.8 0.7 4.5| 26.3 -16.8 9.5 4.8 -0.16| 6.2 -1.0 2500 292 12 101 6| 3.0 1.1 4.2| 26.3 -19.2 7.1 2.8 -0.24| 5.6 -1.4 3000 293 13 96 5| 2.5 1.6 4.1| 26.3 -23.1 3.3 1.1 -0.34| 5.3 -1.8 4000 286 16 130 2| 1.9 2.7 4.6| 26.3 -43.1 -16.8 -4.2 -0.42| 5.7 -2.4 5000 271 20 211 6| 1.5 3.4 5.0| 26.3 -96.3 -70.0 -14.0 -0.46| 6.3 -2.9 6000 258 24 211 12| 1.3 3.9 5.1| 26.3-142.8-116.5 -19.4 -0.45| 6.4 -2.9 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250424.12.gif