UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101812.upa.cvt Date: 1200Z 18 OCT 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 18 OCT 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 1018 91 0.8 -5.2 64 6.0 -1.3 20 3 272.6 273.0 270.8 279.5 2.54 1 1004 202 1.4 -4.6 64 6.0 -0.8 12 6 274.2 274.7 272.1 281.7 2.70 2 1000 234 1.4 -4.6 64 6.0 -0.8 10 7 274.5 275.0 272.3 282.0 2.71 3 986 347 0.6 -6.4 59 7.0 -1.9 11 10 274.9 275.3 272.0 281.5 2.40 4 925 855 -3.3 -11.3 54 8.0 -5.7 15 21 275.9 276.2 271.6 280.9 1.74 5 850 1516 -8.5 -14.5 62 6.0 -10.1 340 27 277.2 277.5 272.0 281.4 1.46 6 806 1925 -12.1 -17.0 67 4.9 -13.3 329 29 277.7 277.9 271.9 281.3 1.25 7 800 1983 -11.1 -15.9 68 4.8 -12.3 328 30 279.3 279.6 273.1 283.3 1.38 8 792 2060 -9.3 -15.3 62 6.0 -10.9 325 30 282.0 282.3 274.8 286.4 1.47 9 752 2462 -7.7 -21.7 32 14.0 -11.0 315 33 288.0 288.2 277.0 290.8 0.90 10 714 2865 -8.7 -29.7 17 21.0 -12.8 304 35 291.2 291.3 278.0 292.7 0.46 11 700 3018 -9.5 -29.5 18 20.0 -13.3 300 36 292.0 292.0 278.4 293.5 0.47 12 580 4454 -14.3 -37.3 12 23.0 -17.9 283 54 302.5 302.5 282.8 303.4 0.27 13 533 5087 -19.1 -43.1 10 24.0 -22.0 276 63 304.1 304.2 283.3 304.7 0.16 14 500 5560 -21.1 -44.1 11 23.0 -23.7 270 69 307.3 307.3 284.5 307.9 0.15 15 418 6873 -27.1 -50.1 9 23.0 -29.0 270 88 315.8 315.8 287.5 316.1 0.09 16 400 7190 -29.3 -51.3 10 22.0 -31.0 270 93 316.9 316.9 287.8 317.2 0.08 17 349 8145 -36.5 -54.5 14 18.0 -37.5 268 100 319.8 319.8 288.8 320.0 0.07 18 326 8615 -37.3 -55.3 14 18.0 -38.2 266 104 325.0 325.0 290.3 325.2 0.06 19 320 8742 -39.7 -57.7 13 18.0 -40.5 266 105 323.4 323.4 289.9 323.6 0.05 20 300 9180 -41.9 -58.9 14 17.0 -42.6 265 108 326.3 326.3 290.7 326.5 0.05 21 284 9551 -43.5 -59.5 15 16.0 -44.1 263 116 329.2 329.2 291.5 329.3 0.04 22 250 10410 -44.5 -60.5 15 16.0 -45.1 260 134 339.9 339.9 294.3 340.1 0.04 23 239 10709 -44.9 -60.9 15 16.0 -45.5 259 137 343.7 343.7 295.3 343.9 0.04 24 218 11317 -48.3 -64.3 14 16.0 -48.8 257 143 347.6 347.6 296.1 347.7 0.03 25 200 11880 -49.5 -65.5 14 16.0 -50.0 255 149 354.4 354.4 297.6 354.5 0.03 26 196 12012 -49.7 -65.7 14 16.0 -50.1 255 149 356.1 356.1 298.0 356.2 0.03 27 174 12785 -53.5 -69.5 13 16.0 -53.8 255 151 362.2 362.2 299.1 362.3 0.02 28 170 12934 -53.5 -69.5 13 16.0 -53.8 255 151 364.6 364.6 299.6 364.7 0.02 29 168 13011 -53.5 -69.5 13 16.0 -53.8 255 150 365.8 365.8 299.8 365.9 0.02 30 150 13740 -53.3 -69.3 13 16.0 -53.7 260 136 378.2 378.2 302.0 378.3 0.02 31 146 13915 -53.1 -69.1 13 16.0 -53.5 260 133 381.5 381.5 302.5 381.6 0.02 32 137 14323 -55.9 -71.9 12 16.0 -56.2 260 126 383.6 383.6 302.8 383.7 0.02 33 119 15212 -60.7 -76.7 10 16.0 -60.9 260 110 390.5 390.5 303.9 390.6 0.01 34 110 15703 -60.9 -76.9 10 16.0 -61.1 260 98 399.0 399.0 305.1 399.1 0.01 35 100 16300 -58.3 -75.3 10 17.0 -58.6 260 83 415.1 415.1 307.2 415.2 0.01 36 95 16623 -57.5 -74.5 10 17.0 -57.9 259 79 422.8 422.8 308.0 422.9 0.02 37 70 18530 -61.9 -78.9 9 17.0 -62.2 250 52 452.0 452.0 311.0 452.0 0.01 38 69 18619 -62.1 -79.1 9 17.0 -62.4 250 51 453.4 453.4 311.2 453.5 0.01 39 67 18802 -59.7 -76.7 9 17.0 -60.1 251 50 462.4 462.4 312.0 462.5 0.02 40 60 19490 -60.9 -77.9 9 17.0 -61.3 252 46 474.6 474.6 313.0 474.7 0.02 41 56 19924 -56.3 -74.3 9 18.0 -57.1 253 43 494.5 494.5 314.5 494.7 0.03 42 50 20640 -58.5 -75.5 9 17.0 -59.1 255 38 505.6 505.6 315.4 505.8 0.03 43 49 20766 -59.1 -76.1 9 17.0 -59.7 255 37 507.1 507.1 315.5 507.3 0.03 44 40 22047 -55.3 -73.3 9 18.0 -56.4 260 31 547.0 547.0 317.9 547.3 0.05 45 30 23870 -57.3 -75.3 8 18.0 -58.5 266 22 588.4 588.4 320.1 588.8 0.05 46 29 24086 -57.7 -75.7 8 18.0 -58.8 267 21 593.1 593.1 320.3 593.4 0.05 47 25 25045 -50.5 -69.5 9 19.0 -53.1 270 16 639.5 639.5 322.3 640.5 0.13 48 23 25587 -55.1 -74.1 8 19.0 -56.9 272 13 641.4 641.4 322.4 641.9 0.07 49 20 26490 -52.5 -71.5 8 19.0 -55.1 275 9 675.5 675.5 323.6 676.5 0.12 50 16 27924 -55.1 -74.1 8 19.0 -57.5 711.5 711.6 324.8 712.4 0.10 51 10 30943 -52.5 -72.5 7 20.0 -56.7 823.6 823.7 327.8 825.7 0.21 TRP 119 15212 -60.7 -76.7 10 16.0 -60.9 260 110 390.5 390.5 303.9 390.6 0.01 WND 170 12934 -53.5 -69.5 13 16.0 -53.8 255 151 364.6 364.6 299.6 364.7 0.02 Sounding variables and indices 1000-500 mb thick: 5326.00 m Freezing level: 976.62 mb = 425.24 m = 1395.11 ft Wetbulb zero: Below ground Precipitable water: 0.23 inches Sfc-500 mean rel hum: 33.13 % Est. max temperature: 5.19 C = 41.35 F Sfc-Lift cond lev (LCL): 927.06 mb = 837.27 m = 2746.92 ft T: -3.16 C 700-500 lapse rate: 4.56 C/km ThetaE index: 1.17 C Layer 986.0- 850.0 mb Conv cond level (CCL): 836.42 mb = 1640.05 m = 5380.69 ft Mean mixing ratio: 2.21 g/kg Conv temperature: 5.65 C = 42.16 F Cap Strength: 19.85 C Lifted Index: 21.89 C Risk: None Lifted Index @300 mb: 31.97 C Lifted Index @700 mb: 12.28 C Showalter Index: 21.71 C Risk: None Total Totals Index: 19.20 C Risk: None Vertical Totals Index: 12.60 C Cross Totals Index: 6.60 C K Index: -21.90 Risk: None Sweat Index: 123.00 Risk: None Energy Index: 5.63 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.65 J/kg Max Up Vert Vel: 4.16 m/s Conv Inhibition (B-): 64492.67 J/kg Cap Strength: 21.47 C Lift Cond Lev (LCL): 866.55 mb = 1365.27 m = 4479.17 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 322 at 31 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 1018 91 20 3 -1.0 -2.8 | 137 29 -20.0 21.4 1 1000 234 10 7 -1.2 -6.9 | 131 27 -20.2 17.3 2 925 855 15 21 -5.4 -20.3 | 99 25 -24.4 3.9 3 850 1516 340 27 9.2 -25.4 | 83 10 -9.7 -1.2 4 700 3018 300 36 31.2 -18.0 | 243 14 12.2 6.2 5 500 5560 270 69 69.0 -0.0 | 244 56 50.1 24.2 6 400 7190 270 93 93.0 -0.0 | 252 78 74.1 24.2 7 300 9180 265 108 107.6 9.4 | 249 95 88.7 33.6 8 250 10410 260 134 132.0 23.3 | 247 123 113.0 47.5 9 200 11880 255 149 143.9 38.6 | 243 140 125.0 62.8 10 170 12934 255 151 145.9 39.1 | 243 142 126.9 63.3 11 150 13740 260 136 133.9 23.6 | 247 125 115.0 47.8 12 119 15212 260 110 108.3 19.1 | 244 99 89.4 43.3 13 100 16300 260 83 81.7 14.4 | 238 74 62.8 38.6 14 70 18530 250 52 48.9 17.8 | 215 52 29.9 42.0 15 50 20640 255 38 36.7 9.8 | 208 38 17.8 34.0 16 20 26490 275 9 9.0 -0.8 | 157 25 -10.0 23.4 Wind Parameters Mean winds (0-6000m): 292.0 at 41.0 knts Storm direction: 322.0 at 30.7 knts Shear (0-3000m) pos: 0.0 neg: 6.3 tot: 6.3 10-3/s Storm rel Dir Shear (0-3000m): 108.0 deg Storm rel helicity (0-3000m) pos: 1.3 neg: -143.3 tot: -142.1 m^2/s^2 ave: -47.4 10^-3 m/s^2 rel: -0.47 Storm rel vorticity (0-3000m) horiz: 10.1 stream: -4.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 216.42 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 12 9 126 26| 0.0 12.4 12.4| 0.0 -73.8 -73.8 -147.7 -0.89| 12.5-11.1 1000 12 15 114 24| 0.0 10.4 10.4| 0.0-125.8-125.8 -125.8 -0.83| 11.8 -9.8 1500 1 18 107 20| 0.0 8.7 8.7| 0.0-137.3-137.3 -91.5 -0.63| 11.9 -7.5 2000 350 21 103 16| 0.0 7.4 7.4| 0.0-138.9-138.9 -69.5 -0.55| 10.8 -6.0 2500 341 23 102 12| 0.0 6.7 6.7| 0.0-139.9-139.9 -56.0 -0.52| 10.4 -5.5 3000 331 25 107 7| 0.0 6.3 6.3| 1.3-143.3-142.1 -47.4 -0.47| 10.1 -4.7 4000 317 30 206 3| 0.0 6.4 6.4| 12.5-143.9-131.4 -32.9 -0.34| 9.6 -3.2 5000 303 35 244 12| 0.0 6.6 6.6| 12.5-178.1-165.7 -33.1 -0.31| 9.5 -2.9 6000 292 41 245 21| 0.0 6.7 6.7| 59.6-215.3-155.7 -25.9 -0.26| 9.3 -2.4 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251018.12.gif