UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042500.upa.cvt Date: 0000Z 25 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 25 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 62 110 1 SFC 997 86 6.8 0.8 66 6.0 4.1 110 1 280.2 280.9 277.4 291.5 4.06 2 925 690 2.8 -5.2 56 8.0 -0.3 285 13 282.2 282.7 276.7 290.1 2.80 3 865 1236 0.0 -9.0 51 9.0 -3.2 297 15 284.7 285.1 277.3 291.2 2.23 4 850 1377 -1.3 -10.3 50 9.0 -4.4 300 15 284.8 285.1 277.0 290.8 2.05 5 700 2888 -13.5 -19.5 61 6.0 -14.9 285 21 287.5 287.7 277.2 291.1 1.16 6 696 2931 -14.1 -20.1 60 6.0 -15.4 285 21 287.3 287.5 277.0 290.7 1.11 7 623 3763 -19.1 -26.1 54 7.0 -20.3 285 22 290.9 291.0 278.2 293.2 0.73 8 600 4040 -22.1 -29.1 53 7.0 -23.2 285 22 290.5 290.6 277.8 292.4 0.57 9 537 4848 -26.1 -36.1 39 10.0 -27.2 285 23 295.1 295.2 279.6 296.2 0.33 10 500 5360 -30.1 -42.1 30 12.0 -31.1 285 23 296.3 296.4 280.0 297.0 0.19 11 400 6910 -42.9 -54.9 26 12.0 -43.3 290 27 299.2 299.2 281.1 299.4 0.06 12 377 7306 -46.3 -57.3 28 11.0 -46.6 285 31 299.9 299.9 281.3 300.0 0.04 13 326 8273 -44.5 -56.5 25 12.0 -44.9 275 39 315.1 315.1 287.2 315.3 0.06 14 300 8830 -43.5 -56.5 22 13.0 -44.0 270 44 324.0 324.1 290.0 324.3 0.06 15 277 9371 -41.1 -57.1 16 16.0 -41.9 261 50 335.0 335.0 293.1 335.2 0.06 16 250 10070 -40.9 -58.9 13 18.0 -41.8 250 58 345.3 345.3 295.6 345.5 0.05 17 236 10460 -41.1 -60.4 11 19.4 -42.0 250 66 350.7 350.7 296.8 350.9 0.05 18 220 10935 -41.3 -62.3 9 21.0 -42.3 252 63 357.5 357.5 298.2 357.7 0.04 19 200 11580 -41.5 -64.5 7 23.0 -42.6 255 58 367.1 367.1 300.1 367.2 0.03 20 185 12107 -42.3 -66.3 6 24.0 -43.4 255 59 374.0 374.0 301.3 374.2 0.03 21 150 13510 -46.3 -70.3 5 24.0 -47.2 255 60 390.3 390.3 303.8 390.4 0.02 22 132 14353 -50.5 -74.5 4 24.0 -51.2 258 54 397.3 397.3 304.9 397.4 0.01 23 113 15363 -52.3 -76.3 4 24.0 -52.9 262 46 412.0 412.0 306.7 412.1 0.01 24 100 16160 -49.3 -74.3 4 25.0 -50.3 265 40 432.5 432.5 309.1 432.6 0.02 25 99 16226 -49.1 -74.1 4 25.0 -50.1 264 40 434.1 434.1 309.3 434.2 0.02 26 83 17365 -56.5 -79.5 4 23.0 -57.1 252 33 441.5 441.5 310.0 441.5 0.01 27 73 18183 -54.7 -78.7 4 24.0 -55.4 243 29 461.8 461.8 312.0 461.8 0.01 28 71 18360 -57.1 -80.1 4 23.0 -57.7 241 28 460.4 460.4 311.8 460.4 0.01 29 70 18450 -56.9 -79.9 4 23.0 -57.5 240 27 462.7 462.7 312.0 462.7 0.01 30 64 19016 -58.9 -81.9 4 23.0 -59.4 253 23 470.3 470.3 312.7 470.3 0.01 31 50 20570 -57.9 -80.9 4 23.0 -58.6 290 13 507.0 507.0 315.4 507.1 0.01 32 46 21096 -58.3 -81.3 4 23.0 -59.0 283 12 518.3 518.3 316.2 518.4 0.01 33 40 21984 -54.7 -78.7 4 24.0 -55.9 270 10 548.5 548.5 318.0 548.6 0.02 34 30 23820 -56.3 -79.3 4 23.0 -57.6 245 7 591.2 591.2 320.2 591.3 0.02 35 26 24727 -56.5 -79.5 4 23.0 -58.0 240 7 615.3 615.3 321.3 615.5 0.03 36 20 26400 -54.1 -78.1 4 24.0 -56.5 230 7 670.6 670.6 323.4 670.9 0.05 37 13 29197 -49.1 -74.1 4 25.0 -53.9 264 6 775.8 775.9 326.7 777.0 0.13 38 11 30291 -50.1 -75.1 4 25.0 -55.1 277 5 810.1 810.2 327.5 811.4 0.13 39 10 30920 -45.7 -71.7 4 26.0 -52.8 285 5 849.0 849.1 328.4 851.5 0.24 40 8.9 31697 -45.5 -71.5 4 26.0 -53.1 878.5 878.6 329.1 881.5 0.28 TRP 377 7306 -46.3 -57.3 28 11.0 -46.6 285 31 299.9 299.9 281.3 300.0 0.04 WND 236 10460 -41.1 -60.4 11 19.4 -42.0 250 66 350.7 350.7 296.8 350.9 0.05 Sounding variables and indices 1000-500 mb thick: 5298.00 m Freezing level: 865.00 mb = 1235.76 m = 4054.29 ft Wetbulb zero: 930.40 mb = 643.12 m = 2109.96 ft Precipitable water: 0.33 inches Sfc-500 mean rel hum: 52.11 % Est. max temperature: 11.44 C = 52.60 F Sfc-Lift cond lev (LCL): 909.30 mb = 829.32 m = 2720.85 ft T: 2.09 C 700-500 lapse rate: 6.72 C/km ThetaE index: 1.33 C Layer 925.0- 865.0 mb Conv cond level (CCL): 796.09 mb = 1886.90 m = 6190.53 ft Mean mixing ratio: 3.21 g/kg Conv temperature: 12.38 C = 54.29 F Cap Strength: 5.11 C Lifted Index: 5.62 C Risk: None Lifted Index @300 mb: 23.69 C Lifted Index @700 mb: 1.66 C Showalter Index: 5.56 C Risk: None Total Totals Index: 48.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 28.80 C Cross Totals Index: 19.80 C K Index: 12.50 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 1.26 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 9.86 J/kg Max Up Vert Vel: 4.44 m/s Conv Inhibition (B-): 60740.48 J/kg Cap Strength: 5.52 C Lift Cond Lev (LCL): 846.49 mb = 1409.21 m = 4623.34 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 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 ---------------------------------------------------------- 0 997 86 110 1 -0.9 0.3 | 136 15 -10.6 10.8 1 925 690 285 13 12.6 -3.4 | 202 8 2.9 7.1 2 850 1377 300 15 13.0 -7.5 | 228 4 3.3 3.0 3 700 2888 285 21 20.3 -5.4 | 245 12 10.6 5.0 4 500 5360 285 23 22.2 -6.0 | 250 13 12.6 4.5 5 400 6910 290 27 25.4 -9.2 | 266 16 15.7 1.2 6 377 7306 285 31 29.9 -8.0 | 263 20 20.3 2.4 7 300 8830 270 44 44.0 -0.0 | 253 36 34.3 10.5 8 250 10070 250 58 54.5 19.8 | 236 54 44.8 30.3 9 236 10460 250 66 62.0 22.6 | 238 62 52.4 33.0 10 200 11580 255 58 56.0 15.0 | 241 53 46.4 25.5 11 150 13510 255 60 58.0 15.5 | 242 55 48.3 26.0 12 100 16160 265 40 39.8 3.5 | 245 33 30.2 13.9 13 70 18450 240 27 23.4 13.5 | 210 28 13.7 24.0 14 50 20570 290 13 12.2 -4.4 | 203 7 2.6 6.0 15 30 23820 245 7 6.3 3.0 | 166 14 -3.3 13.4 16 20 26400 230 7 5.4 4.5 | 164 16 -4.3 15.0 17 10 30920 285 5 4.8 -1.3 | 152 10 -4.8 9.2 Wind Parameters Mean winds (0-6000m): 287.3 at 19.0 knts Storm direction: 317.3 at 14.2 knts Shear (0-3000m) pos: 2.9 neg: 1.2 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): 109.7 deg Storm rel helicity (0-3000m) pos: 81.5 neg: -0.0 tot: 81.5 m^2/s^2 ave: 27.2 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 6.3 stream: 3.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.44 Bulk Shear: 22.58 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 ------------------------------------------------------------------------------- 500 291 6 154 9| 12.1 0.0 12.1| 65.5 0.0 65.5 131.0 0.79| 18.8 14.9 1000 287 10 176 8| 7.8 0.0 7.8| 76.7 0.0 76.7 76.7 0.71| 14.0 9.9 1500 292 11 188 6| 5.8 0.0 5.8| 79.0 0.0 79.0 52.7 0.70| 10.3 7.2 2000 293 13 200 6| 4.3 0.6 5.0| 80.4 0.0 80.4 40.2 0.67| 8.4 5.6 2500 292 14 212 6| 3.5 1.0 4.5| 81.2 0.0 81.2 32.5 0.63| 7.2 4.6 3000 291 15 221 7| 2.9 1.2 4.0| 81.5 -0.0 81.5 27.2 0.61| 6.3 3.8 4000 289 17 231 8| 2.2 1.0 3.1| 83.1 -0.0 83.1 20.8 0.61| 4.8 2.9 5000 288 18 236 9| 1.7 0.8 2.6| 84.8 -0.0 84.7 16.9 0.61| 4.0 2.4 6000 287 19 240 10| 1.6 0.7 2.3| 91.9 -0.0 91.9 15.3 0.62| 3.5 2.2 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250425.00.gif