UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025050112.upa.cvt Date: 1200Z 1 MAY 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 1 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 57 160 9 SFC 996 90 10.8 5.8 71 5.0 8.2 160 9 284.3 285.3 281.5 300.5 5.81 2 925 704 7.8 5.7 87 2.1 6.7 175 31 287.3 288.4 283.3 304.8 6.21 3 889 1031 6.2 4.5 89 1.7 5.3 177 33 288.9 290.0 283.7 305.8 5.94 4 850 1399 6.2 4.2 87 2.0 5.2 180 36 292.6 293.7 285.4 310.2 6.09 5 760 2308 1.0 -1.8 82 2.8 -0.3 180 50 296.5 297.3 285.2 309.6 4.41 6 715 2797 -1.3 -12.3 43 11.0 -5.3 180 57 299.2 299.6 283.7 305.7 2.08 7 700 2966 -1.9 -11.9 46 10.0 -5.5 180 60 300.4 300.8 284.2 307.2 2.19 8 695 3023 -2.1 -12.1 46 10.0 -5.7 181 60 300.8 301.2 284.4 307.5 2.17 9 606 4092 -11.1 -14.6 75 3.5 -12.2 191 59 302.4 302.8 284.9 308.8 2.03 10 596 4219 -11.9 -15.1 77 3.2 -12.9 192 59 302.9 303.3 285.0 309.2 1.98 11 549 4845 -13.3 -16.7 76 3.4 -14.3 198 59 308.5 308.8 286.9 314.5 1.88 12 500 5550 -17.7 -21.1 75 3.4 -18.6 205 58 311.5 311.7 287.5 316.2 1.42 13 426 6734 -24.9 -28.6 71 3.7 -25.6 201 54 316.9 317.0 288.7 319.8 0.85 14 400 7190 -28.5 -32.3 70 3.8 -29.1 200 52 317.9 318.1 288.8 320.2 0.64 15 389 7389 -30.7 -34.3 71 3.6 -31.2 201 53 317.6 317.7 288.6 319.5 0.54 16 332 8500 -37.3 -41.7 63 4.4 -37.7 206 58 323.3 323.3 290.1 324.4 0.30 17 302 9145 -43.9 -49.9 51 6.0 -44.2 210 62 322.9 322.9 289.8 323.4 0.13 18 300 9190 -44.3 -50.3 51 6.0 -44.6 210 62 322.9 322.9 289.8 323.4 0.13 19 280 9646 -47.3 -53.3 50 6.0 -47.6 210 68 325.0 325.1 290.4 325.4 0.10 20 250 10380 -54.3 -61.3 42 7.0 -54.4 210 77 325.3 325.3 290.4 325.5 0.04 21 219 11218 -59.5 -65.9 43 6.4 -59.6 215 87 329.8 329.8 291.7 329.9 0.02 22 200 11780 -63.1 -69.1 44 6.0 -63.1 220 69 332.8 332.8 292.5 332.9 0.02 23 196 11904 -63.5 -69.5 44 6.0 -63.6 220 64 334.1 334.1 292.9 334.2 0.02 24 182 12363 -60.9 -66.9 45 6.0 -61.0 221 55 345.5 345.5 295.7 345.6 0.03 25 180 12432 -58.5 -64.5 46 6.0 -58.6 222 54 350.5 350.5 296.8 350.7 0.04 26 161 13136 -57.1 -63.1 46 6.0 -57.2 224 41 364.3 364.3 299.5 364.5 0.05 27 155 13379 -53.1 -60.1 42 7.0 -53.4 224 37 375.0 375.1 301.5 375.4 0.08 28 150 13590 -53.5 -59.5 48 6.0 -53.7 225 33 377.9 377.9 302.0 378.3 0.08 29 136 14216 -56.7 -63.7 41 7.0 -56.9 230 28 383.0 383.0 302.8 383.2 0.05 30 120 15018 -52.1 -60.1 38 8.0 -52.5 236 22 405.4 405.4 306.0 405.8 0.10 31 113 15404 -55.9 -64.9 32 9.0 -56.2 239 19 405.3 405.3 305.9 405.6 0.05 32 100 16180 -57.1 -67.1 27 10.0 -57.4 245 13 417.4 417.4 307.4 417.6 0.05 33 95 16503 -58.7 -68.7 26 10.0 -59.0 244 13 420.4 420.4 307.8 420.6 0.04 34 75 18000 -54.9 -65.9 24 11.0 -55.4 241 13 457.8 457.8 311.6 458.2 0.07 35 70 18440 -55.5 -67.5 21 12.0 -56.1 240 13 465.7 465.7 312.3 466.0 0.06 36 67 18718 -56.3 -68.3 21 12.0 -56.8 241 13 469.8 469.8 312.7 470.1 0.06 37 60 19424 -51.9 -64.9 20 13.0 -52.9 245 13 494.7 494.7 314.6 495.3 0.10 38 54 20100 -55.3 -68.3 18 13.0 -56.1 248 13 502.0 502.0 315.1 502.4 0.07 39 50 20590 -54.9 -68.9 16 14.0 -55.8 250 13 514.1 514.1 315.9 514.6 0.07 40 30 23880 -51.7 -68.7 11 17.0 -53.7 215 3 603.7 603.7 320.8 604.6 0.12 41 26 24810 -49.5 -67.5 10 18.0 -52.2 236 4 635.2 635.2 322.2 636.5 0.17 42 21 26195 -52.7 -71.7 8 19.0 -55.1 268 5 665.5 665.6 323.3 666.5 0.11 43 20 26510 -51.3 -71.3 7 20.0 -54.2 275 5 679.1 679.2 323.8 680.2 0.13 44 18 27198 -49.1 -69.1 8 20.0 -52.8 706.9 706.9 324.7 708.6 0.19 45 14 28847 -49.3 -71.3 6 22.0 -53.7 758.9 758.9 326.2 760.6 0.18 TRP 196 11904 -63.5 -69.5 44 6.0 -63.6 220 64 334.1 334.1 292.9 334.2 0.02 WND 219 11218 -59.5 -65.9 43 6.4 -59.6 215 87 329.8 329.8 291.7 329.9 0.02 Sounding variables and indices 1000-500 mb thick: 5493.00 m Freezing level: 740.43 mb = 2520.67 m = 8269.82 ft Wetbulb zero: 764.51 mb = 2259.99 m = 7414.57 ft Precipitable water: 0.83 inches Sfc-500 mean rel hum: 73.50 % Est. max temperature: 19.32 C = 66.78 F Sfc-Lift cond lev (LCL): 923.25 mb = 719.60 m = 2360.85 ft T: 7.72 C 700-500 lapse rate: 6.11 C/km ThetaE index: 4.54 C Layer 760.0- 700.0 mb Conv cond level (CCL): 795.86 mb = 1933.58 m = 6343.70 ft Mean mixing ratio: 6.04 g/kg Conv temperature: 21.45 C = 70.61 F Cap Strength: 7.72 C Lifted Index: 8.94 C Risk: None Lifted Index @300 mb: 13.98 C Lifted Index @700 mb: 5.64 C Showalter Index: 4.49 C Risk: None Total Totals Index: 45.80 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.90 C Cross Totals Index: 21.90 C K Index: 18.10 Risk: < 20 % chance of thunderstorms Sweat Index: 180.40 Risk: None Energy Index: 1.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.99 J/kg Max Up Vert Vel: 5.29 m/s Conv Inhibition (B-): 48892.36 J/kg Cap Strength: 8.86 C Lift Cond Lev (LCL): 901.60 mb = 914.89 m = 3001.58 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 218 at 37 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 ---------------------------------------------------------- 0 996 90 160 9 -3.1 8.5 | 52 33 -26.1 -20.5 1 925 704 175 31 -2.7 30.9 | 94 26 -25.7 1.9 2 850 1399 180 36 0.0 36.0 | 107 24 -23.0 7.0 3 700 2966 180 60 0.0 60.0 | 143 39 -23.0 31.0 4 500 5550 205 58 24.5 52.6 | 184 24 1.5 23.6 5 400 7190 200 52 17.8 48.9 | 165 21 -5.3 19.9 6 300 9190 210 62 31.0 53.7 | 198 26 8.0 24.7 7 250 10380 210 77 38.5 66.7 | 202 41 15.5 37.7 8 219 11218 215 87 49.9 71.3 | 212 50 26.9 42.3 9 200 11780 220 69 44.4 52.9 | 222 32 21.3 23.9 10 196 11904 220 64 41.1 49.0 | 222 27 18.1 20.1 11 150 13590 225 33 23.3 23.3 | 357 6 0.3 -5.6 12 100 16180 245 13 11.8 5.5 | 26 26 -11.3 -23.5 13 70 18440 240 13 11.3 6.5 | 28 25 -11.8 -22.5 14 50 20590 250 13 12.2 4.4 | 24 27 -10.8 -24.5 15 30 23880 215 3 1.7 2.5 | 39 34 -21.3 -26.5 16 20 26510 275 5 5.0 -0.4 | 32 35 -18.1 -29.4 Wind Parameters Mean winds (0-6000m): 188.5 at 49.3 knts Storm direction: 218.5 at 37.0 knts Shear (0-3000m) pos: 6.2 neg: 2.6 tot: 8.9 10-3/s Storm rel Dir Shear (0-3000m): 93.0 deg Storm rel helicity (0-3000m) pos: 356.3 neg: 0.0 tot: 356.3 m^2/s^2 ave: 118.8 10^-3 m/s^2 rel: 0.87 Storm rel vorticity (0-3000m) horiz: 9.2 stream: 8.0 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.10 Bulk Shear: 141.92 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 ------------------------------------------------------------------------------- 500 171 18 66 28| 18.8 0.0 18.8|134.9 0.0 134.9 269.8 0.94| 18.9 17.7 1000 174 25 80 26| 13.0 0.0 13.0|184.3 0.0 184.3 184.3 0.94| 13.3 12.6 1500 176 28 89 25| 10.5 0.0 10.5|218.3 0.0 218.3 145.5 0.95| 10.8 10.2 2000 178 32 97 25| 7.9 2.0 9.8|265.0 0.0 265.0 132.5 0.93| 10.0 9.3 2500 178 36 106 25| 6.3 3.2 9.5|311.7 0.0 311.7 124.7 0.90| 9.6 8.6 3000 179 39 114 26| 6.2 2.6 8.9|356.3 0.0 356.3 118.8 0.87| 9.2 8.0 4000 181 44 125 27| 4.8 2.0 6.7|427.6 0.0 427.6 106.9 0.85| 8.2 7.0 5000 185 48 134 26| 4.0 1.6 5.6|489.4 0.0 489.4 97.9 0.85| 7.6 6.4 6000 188 49 142 25| 3.4 1.2 4.6|514.3 -12.9 501.4 83.6 0.80| 6.9 5.5 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250501.12.gif