UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041712.upa.cvt Date: 1200Z 17 APR 25 Searching for X1977... Searching the city database file for: X1977 ... Date:1200Z 17 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 63 250 1 SFC 997 88 10.0 -8.0 27 18.0 3.1 250 1 283.4 283.8 276.4 289.5 2.09 2 987 172 10.8 -8.2 25 19.0 3.4 239 3 285.0 285.4 277.2 291.1 2.08 3 958 419 9.2 -11.8 21 21.0 1.7 205 10 285.8 286.1 277.0 290.6 1.61 4 946 523 9.6 -12.4 20 22.0 1.7 190 12 287.3 287.5 277.6 291.9 1.56 5 925 709 8.4 -13.6 19 22.0 0.8 165 17 287.9 288.2 277.8 292.2 1.44 6 924 718 8.6 -13.4 20 22.0 1.0 165 17 288.2 288.4 278.0 292.6 1.47 7 912 826 9.4 -9.6 25 19.0 2.1 168 17 290.1 290.4 279.6 296.1 2.02 8 863 1282 6.0 -5.0 45 11.0 1.4 177 15 291.2 291.7 281.4 300.1 3.05 9 850 1406 6.6 -2.4 53 9.0 2.5 180 15 293.1 293.7 283.1 304.1 3.77 10 846 1445 6.6 -2.4 53 9.0 2.5 181 15 293.5 294.1 283.2 304.6 3.79 11 834 1562 5.8 -3.2 52 9.0 1.8 186 14 293.8 294.5 283.2 304.5 3.62 12 826 1641 7.0 -2.0 53 9.0 2.8 189 14 295.9 296.6 284.5 307.8 3.99 13 812 1781 7.0 -1.0 57 8.0 3.1 194 14 297.3 298.1 285.4 310.4 4.38 14 786 2049 6.8 -3.2 49 10.0 2.1 204 13 299.9 300.6 285.9 311.5 3.84 15 736 2585 2.8 -8.2 44 11.0 -1.7 225 11 301.2 301.7 285.2 309.8 2.80 16 712 2853 2.4 -9.6 41 12.0 -2.4 235 10 303.7 304.1 285.9 311.7 2.59 17 700 2990 1.8 -12.2 35 14.0 -3.5 240 9 304.5 304.9 285.8 311.2 2.14 18 660 3462 -1.3 -16.3 31 15.0 -6.4 243 12 306.2 306.5 285.8 311.4 1.62 19 655 3523 -1.9 -17.9 28 16.0 -7.1 243 12 306.1 306.4 285.6 310.8 1.43 20 561 4731 -12.5 -20.5 51 8.0 -14.7 250 20 307.5 307.8 286.0 311.9 1.33 21 500 5600 -19.3 -27.3 49 8.0 -20.9 255 25 309.5 309.7 286.1 312.3 0.81 22 472 6025 -21.7 -28.7 53 7.0 -23.0 258 23 311.7 311.8 286.8 314.3 0.76 23 405 7132 -30.1 -38.1 46 8.0 -31.0 264 17 314.7 314.8 287.4 316.0 0.35 24 400 7220 -30.9 -38.9 45 8.0 -31.8 265 17 314.8 314.9 287.4 316.0 0.33 25 300 9190 -47.1 -55.1 40 8.0 -47.4 275 33 319.0 319.0 288.5 319.2 0.07 26 250 10370 -56.5 -63.5 41 7.0 -56.6 275 31 322.1 322.1 289.4 322.2 0.03 27 226 11003 -61.5 -68.5 39 7.0 -61.6 270 25 323.8 323.9 289.9 323.9 0.02 28 200 11770 -56.1 -63.1 41 7.0 -56.2 260 29 343.9 343.9 295.3 344.1 0.04 29 199 11802 -55.9 -62.9 41 7.0 -56.1 260 29 344.7 344.7 295.5 344.9 0.04 30 150 13600 -53.1 -61.1 37 8.0 -53.4 270 36 378.6 378.6 302.1 378.9 0.07 31 127 14673 -52.3 -61.3 33 9.0 -52.7 266 29 398.5 398.5 305.0 398.9 0.08 32 112 15480 -55.5 -64.5 32 9.0 -55.8 263 24 407.1 407.1 306.2 407.4 0.06 33 104 15951 -56.1 -66.1 27 10.0 -56.4 261 21 414.7 414.7 307.1 414.9 0.05 34 100 16200 -55.9 -65.9 28 10.0 -56.2 260 19 419.7 419.7 307.7 420.0 0.05 35 70 18460 -58.5 -69.5 23 11.0 -58.9 265 13 459.2 459.2 311.7 459.5 0.05 36 65 18925 -59.5 -70.5 23 11.0 -59.9 262 13 466.9 466.9 312.4 467.1 0.04 37 50 20580 -55.7 -67.7 21 12.0 -56.5 250 15 512.2 512.2 315.8 512.8 0.08 38 36 22684 -52.5 -65.5 19 13.0 -53.9 260 18 571.0 571.0 319.3 572.1 0.16 39 30 23860 -52.9 -66.9 17 14.0 -54.5 265 19 600.4 600.5 320.7 601.6 0.16 40 27 24540 -54.1 -68.1 16 14.0 -55.7 265 21 615.4 615.5 321.3 616.6 0.15 41 20 26480 -52.1 -68.1 13 16.0 -54.6 265 25 676.7 676.8 323.7 678.4 0.20 42 11 30386 -48.1 -66.1 11 18.0 -53.3 817.4 817.7 327.8 822.3 0.48 TRP 226 11003 -61.5 -68.5 39 7.0 -61.6 270 25 323.8 323.9 289.9 323.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5537.00 m Freezing level: 676.77 mb = 3264.08 m = 10708.81 ft Wetbulb zero: 758.47 mb = 2339.40 m = 7675.09 ft Precipitable water: 0.48 inches Sfc-500 mean rel hum: 40.56 % Est. max temperature: 19.95 C = 67.92 F Sfc-Lift cond lev (LCL): 756.29 mb = 2362.93 m = 7752.29 ft T: 4.45 C 700-500 lapse rate: 8.08 C/km ThetaE index: 1.67 C Layer 736.0- 712.0 mb Conv cond level (CCL): 509.77 mb = 5453.98 m = 17893.41 ft Mean mixing ratio: 1.80 g/kg Conv temperature: 35.77 C = 96.39 F Cap Strength: 16.08 C Lifted Index: 15.07 C Risk: None Lifted Index @300 mb: 18.80 C Lifted Index @700 mb: 15.65 C Showalter Index: 6.81 C Risk: None Total Totals Index: 42.80 C Risk: None Vertical Totals Index: 25.90 C Cross Totals Index: 16.90 C K Index: 9.50 Risk: None Sweat Index: 200.74 Risk: None Energy Index: 1.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.26 J/kg Max Up Vert Vel: 7.11 m/s Conv Inhibition (B-): 64351.01 J/kg Cap Strength: 16.06 C Lift Cond Lev (LCL): 694.19 mb = 3056.87 m = 10028.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 260 at 12 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 88 250 1 0.9 0.3 | 81 11 -10.4 -1.6 1 925 709 165 17 -4.4 16.4 | 133 21 -15.8 14.5 2 850 1406 180 15 0.0 15.0 | 139 17 -11.4 13.0 3 700 2990 240 9 7.8 4.5 | 126 4 -3.6 2.5 4 500 5600 255 25 24.1 6.5 | 251 14 12.8 4.5 5 400 7220 265 17 16.9 1.5 | 275 6 5.6 -0.5 6 300 9190 275 33 32.9 -2.9 | 283 22 21.5 -4.8 7 250 10370 275 31 30.9 -2.7 | 283 20 19.5 -4.7 8 226 11003 270 25 25.0 -0.0 | 278 14 13.6 -2.0 9 200 11770 260 29 28.6 5.0 | 260 17 17.2 3.1 10 150 13600 270 36 36.0 -0.0 | 275 25 24.6 -2.0 11 100 16200 260 19 18.7 3.3 | 260 7 7.4 1.3 12 70 18460 265 13 13.0 1.1 | 297 2 1.6 -0.8 13 50 20580 250 15 14.1 5.1 | 221 4 2.7 3.2 14 30 23860 265 19 18.9 1.7 | 272 8 7.6 -0.3 15 20 26480 265 25 24.9 2.2 | 269 14 13.6 0.2 Wind Parameters Mean winds (0-6000m): 230.2 at 15.4 knts Storm direction: 260.2 at 11.5 knts Shear (0-3000m) pos: 2.6 neg: 2.7 tot: 5.3 10-3/s Storm rel Dir Shear (0-3000m): 51.5 deg Storm rel helicity (0-3000m) pos: 38.5 neg: -9.5 tot: 29.0 m^2/s^2 ave: 9.7 10^-3 m/s^2 rel: 0.25 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 1.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.00 Bulk Shear: 25.35 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 ------------------------------------------------------------------------------- 500 166 7 112 14| 0.0 13.9 13.9| 20.0 0.0 20.0 40.0 0.54| 16.5 8.9 1000 169 12 125 17| 0.0 8.1 8.1| 25.4 -6.3 19.1 19.1 0.36| 11.8 4.3 1500 172 13 130 17| 1.4 5.4 6.7| 33.1 -6.3 26.8 17.9 0.37| 9.2 3.4 2000 178 13 133 16| 2.2 4.0 6.3| 37.7 -6.3 31.4 15.7 0.36| 8.2 2.9 2500 183 13 135 15| 2.6 3.2 5.8| 37.9 -7.1 30.8 12.3 0.31| 7.4 2.3 3000 188 12 136 14| 2.6 2.7 5.3| 38.5 -9.5 29.0 9.7 0.25| 6.8 1.7 4000 202 12 145 12| 2.4 2.0 4.4| 44.5 -9.5 35.0 8.7 0.34| 5.9 2.0 5000 218 14 162 9| 2.5 1.6 4.1| 51.9 -9.5 42.3 8.5 0.37| 5.4 2.0 6000 230 15 183 8| 2.3 1.3 3.6| 60.4 -9.5 50.9 8.5 0.37| 5.0 1.9 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20250417.12.gif