UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050200.upa.cvt Date: 0000Z 2 MAY 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 2 MAY 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 45 340 7 SFC 995 87 7.2 5.6 90 1.6 6.4 340 7 280.8 281.7 279.8 296.5 5.73 2 933 619 2.2 0.1 86 2.1 1.3 353 21 280.9 281.6 277.8 292.3 4.13 3 925 690 2.4 0.4 87 2.0 1.5 355 23 281.8 282.5 278.4 293.6 4.25 4 880 1086 0.6 -1.5 86 2.1 -0.3 343 16 283.9 284.6 279.1 294.9 3.89 5 859 1277 0.0 -1.7 88 1.7 -0.7 337 12 285.3 286.0 279.7 296.4 3.93 6 850 1360 0.0 -1.6 89 1.6 -0.7 335 11 286.1 286.8 280.3 297.5 4.00 7 749 2370 -1.7 -3.5 87 1.8 -2.5 283 10 294.8 295.5 284.0 306.5 3.94 8 700 2905 -4.7 -7.2 83 2.5 -5.7 255 9 297.3 297.9 284.1 306.9 3.18 9 520 5187 -17.3 -21.5 70 4.2 -18.3 184 30 308.5 308.7 286.3 312.8 1.32 10 500 5480 -19.7 -24.1 68 4.4 -20.7 175 33 309.0 309.2 286.2 312.6 1.09 11 404 7020 -31.1 -37.1 56 6.0 -31.8 165 49 313.7 313.7 287.1 315.1 0.39 12 400 7090 -31.1 -37.1 56 6.0 -31.8 165 50 314.6 314.6 287.4 316.0 0.40 13 360 7833 -35.1 -41.1 54 6.0 -35.7 167 61 318.8 318.9 288.7 319.9 0.29 14 306 8947 -44.7 -51.7 45 7.0 -45.0 170 79 320.5 320.6 289.0 320.9 0.11 15 300 9080 -45.5 -52.5 45 7.0 -45.8 170 81 321.2 321.2 289.2 321.6 0.10 16 287 9373 -46.5 -53.5 45 7.0 -46.8 173 84 323.9 323.9 290.0 324.3 0.09 17 278 9582 -48.0 -55.0 44 7.0 -48.3 175 87 324.7 324.7 290.3 325.0 0.08 18 250 10270 -53.1 -60.1 42 7.0 -53.2 180 79 327.1 327.1 290.9 327.3 0.05 19 237 10615 -53.1 -61.1 37 8.0 -53.3 186 71 332.2 332.2 292.3 332.3 0.04 20 209 11432 -50.1 -59.1 34 9.0 -50.4 200 51 349.0 349.0 296.5 349.3 0.06 21 200 11720 -50.9 -60.9 30 10.0 -51.2 205 44 352.2 352.2 297.1 352.4 0.05 22 186 12189 -52.7 -63.7 25 11.0 -53.0 211 41 356.6 356.6 298.1 356.8 0.04 23 175 12583 -52.1 -64.1 22 12.0 -52.4 217 38 363.9 363.9 299.5 364.1 0.04 24 150 13580 -51.5 -63.5 23 12.0 -51.9 230 31 381.3 381.3 302.5 381.6 0.05 25 136 14217 -50.1 -63.1 20 13.0 -50.7 230 27 394.6 394.7 304.5 394.9 0.06 26 100 16200 -55.3 -68.3 18 13.0 -55.7 230 13 420.9 420.9 307.9 421.1 0.04 27 94 16594 -56.7 -68.7 21 12.0 -57.1 233 14 425.6 425.7 308.4 425.8 0.04 28 89 16943 -54.7 -67.7 19 13.0 -55.2 235 15 436.3 436.4 309.6 436.6 0.05 29 70 18480 -55.1 -67.1 21 12.0 -55.7 245 19 466.5 466.5 312.4 466.9 0.07 30 66 18853 -56.7 -67.7 24 11.0 -57.2 245 18 470.9 471.0 312.7 471.3 0.06 31 62 19250 -53.7 -64.7 25 11.0 -54.4 245 17 486.1 486.1 314.0 486.7 0.10 32 50 20630 -52.9 -63.9 25 11.0 -53.8 245 13 518.8 518.9 316.3 519.7 0.14 33 30 23920 -52.3 -63.3 25 11.0 -53.8 255 11 602.1 602.2 320.8 604.0 0.26 34 28 24365 -53.3 -64.3 25 11.0 -54.8 611.3 611.4 321.2 613.1 0.24 35 21 26236 -48.9 -61.9 21 13.0 -51.8 677.0 677.2 323.8 680.7 0.44 TRP 250 10270 -53.1 -60.1 42 7.0 -53.2 180 79 327.1 327.1 290.9 327.3 0.05 WND 278 9582 -48.0 -55.0 44 7.0 -48.3 175 87 324.7 324.7 290.3 325.0 0.08 Sounding variables and indices 1000-500 mb thick: 5435.00 m Freezing level: 850.00 mb = 1360.00 m = 4461.89 ft Wetbulb zero: 887.62 mb = 1017.44 m = 3338.02 ft Precipitable water: 0.70 inches Sfc-500 mean rel hum: 81.36 % Est. max temperature: 12.99 C = 55.37 F Sfc-Lift cond lev (LCL): 970.91 mb = 289.69 m = 950.43 ft T: 5.30 C 700-500 lapse rate: 5.83 C/km ThetaE index: 4.15 C Layer 933.0- 925.0 mb Conv cond level (CCL): 889.14 mb = 1003.83 m = 3293.36 ft Mean mixing ratio: 4.62 g/kg Conv temperature: 9.94 C = 49.89 F Cap Strength: 13.38 C Lifted Index: 13.39 C Risk: None Lifted Index @300 mb: 19.23 C Lifted Index @700 mb: 8.20 C Showalter Index: 10.98 C Risk: None Total Totals Index: 37.80 C Risk: None Vertical Totals Index: 19.70 C Cross Totals Index: 18.10 C K Index: 15.60 Risk: < 20 % chance of thunderstorms Sweat Index: 55.00 Risk: None Energy Index: 3.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 10.59 J/kg Max Up Vert Vel: 4.60 m/s Conv Inhibition (B-): 47492.34 J/kg Cap Strength: 13.38 C Lift Cond Lev (LCL): 917.95 mb = 750.70 m = 2462.91 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 233 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 ---------------------------------------------------------- 0 995 87 340 7 2.4 -6.6 | 31 17 -8.9 -15.0 1 925 690 355 23 2.0 -22.9 | 16 33 -9.3 -31.3 2 850 1360 335 11 4.6 -10.0 | 20 20 -6.6 -18.4 3 700 2905 255 9 8.7 2.3 | 23 7 -2.6 -6.1 4 500 5480 175 33 -2.9 32.9 | 150 28 -14.1 24.4 5 400 7090 165 50 -12.9 48.3 | 149 47 -24.2 39.9 6 300 9080 170 81 -14.1 79.8 | 160 76 -25.3 71.3 7 278 9582 175 87 -7.6 86.7 | 166 80 -18.8 78.2 8 250 10270 180 79 0.0 79.0 | 171 71 -11.3 70.6 9 200 11720 205 44 18.6 39.9 | 193 32 7.3 31.4 10 150 13580 230 31 23.7 19.9 | 227 17 12.5 11.5 11 100 16200 230 13 10.0 8.4 | 87 1 -1.3 -0.1 12 70 18480 245 19 17.2 8.0 | 274 6 6.0 -0.4 13 50 20630 245 13 11.8 5.5 | 350 3 0.5 -2.9 14 30 23920 255 11 10.6 2.8 | 6 6 -0.6 -5.6 Wind Parameters Mean winds (0-6000m): 203.2 at 18.8 knts Storm direction: 233.2 at 14.1 knts Shear (0-3000m) pos: 2.3 neg: 4.3 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): -15.5 deg Storm rel helicity (0-3000m) pos: 12.6 neg: -49.2 tot: -36.6 m^2/s^2 ave: -12.2 10^-3 m/s^2 rel: -0.13 Storm rel vorticity (0-3000m) horiz: 7.8 stream: -1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 127.83 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 ------------------------------------------------------------------------------- 500 351 14 23 24| 13.9 0.0 13.9| 0.0 -29.5 -29.5 -59.0 -0.38| 14.0 -5.3 1000 351 17 19 26| 7.0 2.7 9.7| 1.1 -35.7 -34.6 -34.6 -0.23| 12.6 -3.0 1500 348 15 19 25| 4.6 4.1 8.8| 8.9 -41.1 -32.2 -21.4 -0.17| 10.9 -1.9 2000 342 14 17 23| 3.5 4.3 7.8| 8.9 -47.8 -38.9 -19.5 -0.19| 9.4 -1.8 2500 335 13 16 21| 2.8 4.3 7.1| 10.0 -48.2 -38.2 -15.3 -0.17| 8.4 -1.4 3000 328 13 14 20| 2.3 4.3 6.6| 12.6 -49.2 -36.6 -12.2 -0.13| 7.8 -1.1 4000 301 13 360 15| 1.7 4.8 6.5| 12.6 -53.8 -41.2 -10.3 -0.22| 7.5 -1.6 5000 252 16 315 5| 1.4 5.1 6.5| 12.6 -82.8 -70.1 -14.0 -0.27| 7.7 -2.0 6000 203 19 156 10| 1.2 5.1 6.3| 14.9-111.8 -96.9 -16.2 -0.27| 7.6 -2.0 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250502.00.gif