UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 21 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 ------------------------------------------------------------------------------- SFC 1007 92 10.0 4.0 66 6.0 7.0 20 1 282.6 283.5 279.8 296.7 5.06 1 1000 150 9.0 2.0 61 7.0 5.7 45 1 282.1 282.9 278.9 294.5 4.42 2 982 301 9.8 1.8 57 8.0 6.0 80 2 284.4 285.2 280.0 296.9 4.43 3 978 335 13.2 3.2 51 10.0 8.1 88 2 288.2 289.0 282.3 302.2 4.92 4 967 430 14.4 2.4 44 12.0 8.3 110 3 290.3 291.2 283.0 303.9 4.70 5 954 545 14.6 -0.4 36 15.0 7.3 136 3 291.7 292.3 282.6 303.0 3.89 6 935 714 13.8 -4.2 28 18.0 5.7 174 4 292.5 293.1 281.9 301.4 2.99 7 925 805 13.6 -4.4 28 18.0 5.5 195 5 293.2 293.7 282.2 302.1 2.98 8 887 1156 12.2 -3.8 32 16.0 4.9 230 7 295.3 295.9 283.4 305.0 3.25 9 850 1511 9.6 -6.4 32 16.0 2.7 265 9 296.2 296.7 283.2 304.6 2.78 10 707 3005 -2.7 -15.7 36 13.0 -6.9 298 15 298.6 298.9 282.8 303.6 1.59 11 700 3084 -1.9 -15.9 33 14.0 -6.5 300 15 300.4 300.7 283.5 305.4 1.58 12 573 4642 -12.3 -30.3 21 18.0 -15.9 294 27 305.9 306.0 284.4 307.7 0.54 13 522 5347 -16.9 -28.9 35 12.0 -19.3 291 33 308.6 308.7 285.7 310.9 0.67 14 508 5551 -16.7 -25.7 46 9.0 -18.7 290 35 311.3 311.4 286.9 314.4 0.93 15 500 5670 -17.5 -24.5 54 7.0 -19.1 290 36 311.7 311.9 287.2 315.2 1.05 16 484 5913 -19.1 -25.1 59 6.0 -20.4 291 38 312.6 312.8 287.5 316.1 1.03 17 473 6085 -18.5 -24.5 59 6.0 -19.9 292 40 315.5 315.7 288.5 319.2 1.11 18 472 6101 -18.3 -24.3 59 6.0 -19.7 293 40 315.9 316.1 288.6 319.7 1.13 19 400 7320 -26.5 -38.5 31 12.0 -28.0 300 52 320.5 320.6 289.3 321.8 0.34 20 391 7483 -28.3 -41.3 28 13.0 -29.7 300 54 320.3 320.3 289.1 321.3 0.26 21 342 8428 -35.7 -45.7 35 10.0 -36.5 300 68 322.7 322.8 289.8 323.4 0.19 22 326 8760 -35.9 -45.9 35 10.0 -36.7 300 73 326.9 326.9 291.0 327.6 0.19 23 318 8932 -38.3 -47.3 38 9.0 -38.9 300 75 325.9 325.9 290.7 326.6 0.17 24 300 9330 -40.3 -48.3 42 8.0 -40.8 300 81 328.6 328.6 291.5 329.2 0.16 25 264 10190 -45.3 -53.3 40 8.0 -45.7 304 97 333.5 333.5 292.7 333.9 0.10 26 257 10368 -47.5 -54.5 44 7.0 -47.8 304 101 332.8 332.8 292.6 333.2 0.09 27 250 10550 -48.7 -56.7 39 8.0 -49.0 305 104 333.7 333.7 292.8 334.0 0.07 28 243 10736 -50.3 -58.3 38 8.0 -50.5 306 105 334.0 334.0 292.9 334.2 0.06 29 226 11205 -54.5 -62.5 37 8.0 -54.6 308 106 334.6 334.6 293.0 334.7 0.04 30 207 11763 -57.7 -65.7 35 8.0 -57.8 310 108 338.1 338.1 293.9 338.2 0.03 31 200 11980 -58.9 -66.9 35 8.0 -59.0 315 106 339.5 339.5 294.2 339.6 0.02 32 196 12106 -59.5 -67.5 35 8.0 -59.6 316 105 340.5 340.5 294.4 340.6 0.02 33 186 12430 -63.3 -71.3 33 8.0 -63.4 320 103 339.5 339.5 294.2 339.5 0.01 34 171 12956 -55.7 -63.7 36 8.0 -55.9 312 90 360.3 360.4 298.8 360.5 0.04 35 151 13739 -60.1 -69.1 30 9.0 -60.2 301 72 365.8 365.8 299.8 365.9 0.02 36 150 13780 -60.1 -69.1 30 9.0 -60.2 300 71 366.5 366.5 299.9 366.6 0.02 37 134 14482 -61.1 -71.1 25 10.0 -61.3 299 66 376.8 376.8 301.8 376.9 0.02 38 111 15657 -58.7 -69.7 23 11.0 -58.9 296 57 402.1 402.1 305.5 402.3 0.03 39 100 16310 -60.3 -72.3 19 12.0 -60.5 295 52 411.2 411.2 306.7 411.3 0.02 40 96 16565 -60.5 -73.5 17 13.0 -60.7 295 50 415.7 415.7 307.2 415.8 0.02 41 82 17556 -56.7 -69.7 18 13.0 -57.2 295 40 442.6 442.6 310.1 442.8 0.04 42 75 18117 -60.1 -74.1 14 14.0 -60.4 295 35 446.9 446.9 310.6 447.0 0.02 43 70 18550 -58.3 -73.3 13 15.0 -58.7 295 31 459.7 459.7 311.8 459.8 0.03 44 64 19110 -61.1 -76.1 12 15.0 -61.4 284 26 465.4 465.5 312.3 465.6 0.02 45 50 20650 -59.1 -75.1 11 16.0 -59.7 255 13 504.2 504.2 315.2 504.4 0.03 46 48 20906 -58.5 -74.5 11 16.0 -59.2 257 13 511.6 511.6 315.8 511.8 0.03 47 39 22203 -60.9 -78.9 8 18.0 -61.5 270 12 536.8 536.8 317.3 536.9 0.02 48 35 22880 -57.7 -75.7 8 18.0 -58.7 276 12 562.0 562.0 318.8 562.3 0.04 49 30 23850 -58.7 -77.7 7 19.0 -59.7 285 11 584.6 584.6 319.9 584.8 0.03 50 26 24748 -59.9 -78.9 7 19.0 -60.9 283 10 605.6 605.6 320.9 605.9 0.03 51 22 25804 -55.3 -75.3 7 20.0 -57.2 281 9 649.0 649.0 322.7 649.5 0.06 52 20 26410 -57.1 -78.1 5 21.0 -58.8 280 9 661.4 661.4 323.1 661.8 0.05 53 18 27073 -58.1 -79.1 5 21.0 -59.8 286 8 678.5 678.5 323.7 678.8 0.04 54 16 27821 -53.3 -75.3 5 22.0 -56.2 293 8 717.4 717.4 325.0 718.1 0.09 55 10 30880 -47.5 -73.5 3 26.0 -53.8 320 5 842.2 842.3 328.2 844.1 0.18 56 8.3 32121 -44.1 -70.1 4 26.0 -52.6 901.7 901.9 329.5 905.8 0.36 TRP 186 12430 -63.3 -71.3 33 8.0 -63.4 320 103 339.5 339.5 294.2 339.5 0.01 WND 207 11763 -57.7 -65.7 35 8.0 -57.8 310 108 338.1 338.1 293.9 338.2 0.03 Sounding variables and indices 1000-500 mb thick: 5520.00 m Freezing level: 738.39 mb = 2677.04 m = 8782.82 ft Wetbulb zero: 809.60 mb = 1905.98 m = 6253.15 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 32.68 % Est. max temperature: 23.47 C = 74.25 F Sfc-Lift cond lev (LCL): 919.15 mb = 858.13 m = 2815.37 ft T: 13.39 C 700-500 lapse rate: 6.03 C/km ThetaE index: 2.49 C Layer 954.0- 925.0 mb Conv cond level (CCL): 652.62 mb = 3629.41 m = 11907.38 ft Mean mixing ratio: 3.88 g/kg Conv temperature: 29.81 C = 85.65 F Cap Strength: 10.70 C Lifted Index: 10.84 C Risk: None Lifted Index @300 mb: 19.74 C Lifted Index @700 mb: 7.05 C Showalter Index: 8.32 C Risk: None Total Totals Index: 38.20 C Risk: None Vertical Totals Index: 27.10 C Cross Totals Index: 11.10 C K Index: 6.70 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 2.16 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 52.66 J/kg Max Up Vert Vel: 10.26 m/s Conv Inhibition (B-): 61555.14 J/kg Cap Strength: 10.81 C Lift Cond Lev (LCL): 782.65 mb = 2180.48 m = 7153.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 319 at 14 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 1007 92 20 1 -0.3 -0.9 | 136 13 -9.3 9.4 1 1000 150 45 1 -0.7 -0.7 | 135 14 -9.6 9.7 2 925 805 195 5 1.3 4.8 | 153 17 -7.6 15.2 3 850 1511 265 9 9.0 0.8 | 180 11 0.0 11.2 4 700 3084 300 15 13.0 -7.5 | 235 5 4.1 2.9 5 500 5670 290 36 33.8 -12.3 | 274 25 24.9 -1.9 6 400 7320 300 52 45.0 -26.0 | 293 39 36.1 -15.6 7 300 9330 300 81 70.1 -40.5 | 296 68 61.2 -30.1 8 250 10550 305 104 85.2 -59.7 | 303 91 76.3 -49.3 9 207 11763 310 108 82.7 -69.4 | 309 95 73.8 -59.0 10 200 11980 315 106 75.0 -75.0 | 314 92 66.0 -64.6 11 186 12430 320 103 66.2 -78.9 | 320 89 57.3 -68.5 12 150 13780 300 71 61.5 -35.5 | 296 58 52.6 -25.1 13 100 16310 295 52 47.1 -22.0 | 287 40 38.2 -11.6 14 70 18550 295 31 28.1 -13.1 | 278 19 19.2 -2.7 15 50 20650 255 13 12.6 3.4 | 195 14 3.6 13.7 16 30 23850 285 11 10.6 -2.8 | 193 8 1.7 7.5 17 20 26410 280 9 8.9 -1.6 | 180 9 -0.1 8.8 18 10 30880 320 5 3.2 -3.8 | 139 9 -5.7 6.6 Wind Parameters Mean winds (0-6000m): 289.3 at 18.3 knts Storm direction: 319.3 at 13.7 knts Shear (0-3000m) pos: 2.6 neg: 0.0 tot: 2.6 10-3/s Storm rel Dir Shear (0-3000m): 99.8 deg Storm rel helicity (0-3000m) pos: 70.6 neg: -2.4 tot: 68.2 m^2/s^2 ave: 22.7 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 4.8 stream: 3.4 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.96 Bulk Shear: 54.84 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 ------------------------------------------------------------------------------- 500 127 2 138 16| 4.5 0.0 4.5| 10.0 -2.4 7.7 15.3 0.31| 5.5 1.7 1000 200 4 151 16| 3.9 0.0 3.9| 40.9 -2.4 38.5 38.5 0.68| 6.5 4.4 1500 233 5 160 14| 3.3 0.0 3.3| 56.2 -2.4 53.8 35.9 0.67| 6.6 4.4 2000 252 6 167 13| 2.9 0.0 2.9| 61.7 -2.4 59.4 29.7 0.68| 5.6 3.8 2500 265 8 173 11| 2.7 0.0 2.7| 66.5 -2.4 64.1 25.6 0.68| 5.1 3.5 3000 276 9 178 9| 2.6 0.0 2.6| 70.6 -2.4 68.2 22.7 0.70| 4.8 3.4 4000 286 11 195 8| 1.9 1.1 3.0| 79.0 -2.4 76.6 19.2 0.66| 4.7 3.1 5000 289 15 221 7| 1.5 1.7 3.2| 84.2 -2.4 81.8 16.4 0.56| 4.6 2.6 6000 289 18 242 9| 1.7 1.8 3.5|103.3 -2.4 100.9 16.8 0.52| 4.6 2.4 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250421.00.gif