UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120900.upa.cvt Date: 0000Z 9 DEC 25 Searching for X1977... Searching the city database file for: X1977 ... Date:0000Z 9 DEC 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 1013 99 -6.9 -14.9 53 8.0 -8.8 0 0 265.3 265.5 263.6 268.5 1.18 1 1000 200 -4.5 -12.5 54 8.0 -6.7 310 5 268.6 268.9 266.5 272.7 1.46 2 942 659 -8.5 -20.5 37 12.0 -10.9 291 14 269.2 269.3 265.7 271.5 0.79 3 925 798 -9.5 -20.5 40 11.0 -11.7 285 17 269.6 269.7 266.0 271.9 0.81 4 850 1445 -14.3 -23.3 46 9.0 -15.9 310 27 271.2 271.3 266.8 273.2 0.69 5 700 2890 -24.1 -29.1 63 5.0 -24.7 290 44 275.8 275.9 269.5 277.3 0.49 6 687 3027 -25.1 -29.7 65 4.6 -25.6 289 45 276.2 276.2 269.7 277.6 0.47 7 588 4148 -29.7 -33.1 72 3.4 -30.0 285 56 283.4 283.4 273.8 284.6 0.40 8 573 4332 -30.3 -33.7 72 3.4 -30.6 284 58 284.8 284.8 274.6 286.0 0.39 9 500 5290 -36.7 -41.2 63 4.5 -37.0 280 68 288.3 288.3 276.1 289.0 0.21 10 453 5967 -39.9 -45.9 53 6.0 -40.2 282 75 292.5 292.6 278.2 293.0 0.14 11 400 6810 -42.3 -51.3 37 9.0 -42.6 285 83 300.0 300.0 281.5 300.3 0.08 12 353 7648 -45.1 -57.1 25 12.0 -45.4 285 86 307.2 307.2 284.3 307.3 0.05 13 322 8257 -48.7 -61.7 21 13.0 -49.0 285 89 310.4 310.4 285.5 310.5 0.03 14 308 8548 -48.9 -61.9 21 13.0 -49.2 285 90 314.1 314.1 286.8 314.2 0.03 15 300 8720 -50.9 -63.9 20 13.0 -51.1 285 91 313.6 313.6 286.6 313.7 0.02 16 298 8764 -51.1 -64.1 20 13.0 -51.3 280 93 313.9 313.9 286.8 314.0 0.02 17 296 8807 -51.3 -64.3 20 13.0 -51.5 285 93 314.2 314.3 286.9 314.3 0.02 18 253 9832 -50.3 -64.3 18 14.0 -50.6 285 84 330.2 330.2 291.8 330.3 0.03 19 250 9910 -49.7 -63.7 18 14.0 -50.0 285 83 332.2 332.2 292.3 332.3 0.03 20 230 10459 -46.9 -61.9 16 15.0 -47.4 281 76 344.5 344.5 295.4 344.6 0.04 21 200 11380 -48.9 -64.9 14 16.0 -49.4 275 64 355.3 355.3 297.8 355.5 0.03 22 180 12067 -51.3 -68.3 11 17.0 -51.7 275 65 362.3 362.3 299.2 362.4 0.02 23 156 13002 -47.7 -66.7 9 19.0 -48.4 275 66 383.5 383.6 302.8 383.7 0.03 24 150 13260 -49.1 -68.1 9 19.0 -49.7 275 66 385.5 385.5 303.1 385.6 0.03 25 125 14450 -52.3 -72.3 7 20.0 -52.8 271 65 400.3 400.3 305.3 400.4 0.02 26 108 15400 -50.9 -70.9 8 20.0 -51.7 267 64 420.0 420.0 307.7 420.2 0.02 27 100 15900 -52.7 -72.7 7 20.0 -53.4 265 64 425.9 425.9 308.4 426.0 0.02 28 79 17418 -54.7 -74.7 7 20.0 -55.4 275 65 451.5 451.5 311.0 451.6 0.02 29 70 18200 -50.7 -72.7 6 22.0 -51.8 280 66 475.9 475.9 313.1 476.1 0.03 30 64 18788 -47.3 -69.3 6 22.0 -49.0 264 54 495.7 495.8 314.7 496.1 0.05 31 51 20263 -54.7 -75.7 6 21.0 -55.7 224 24 511.7 511.7 315.8 511.8 0.03 32 50 20390 -54.5 -76.5 5 22.0 -55.5 220 21 515.0 515.1 316.0 515.2 0.02 33 39 21975 -56.3 -78.3 5 22.0 -57.3 237 27 548.4 548.4 318.0 548.6 0.02 34 37 22312 -53.5 -75.5 5 22.0 -55.0 241 28 563.9 563.9 318.9 564.2 0.04 35 35 22668 -55.5 -77.5 5 22.0 -56.8 244 29 567.7 567.8 319.0 567.9 0.03 36 31 23448 -52.1 -75.1 5 23.0 -54.1 253 32 597.0 597.0 320.5 597.3 0.05 37 30 23660 -53.1 -75.1 5 22.0 -54.9 255 33 599.9 599.9 320.6 600.2 0.05 38 22 25654 -55.3 -78.3 4 23.0 -57.2 263 31 649.0 649.0 322.7 649.3 0.04 39 20 26270 -50.7 -74.7 4 24.0 -53.9 265 31 681.0 681.0 323.8 681.6 0.08 40 19 26604 -48.7 -72.7 5 24.0 -52.5 258 29 697.3 697.3 324.4 698.2 0.11 41 14 28585 -52.9 -76.9 4 24.0 -56.3 214 18 746.7 746.7 325.8 747.4 0.08 42 13 29064 -50.3 -74.3 4 24.0 -54.6 203 15 771.7 771.7 326.5 772.8 0.12 43 10 30780 -48.3 -73.3 4 25.0 -54.2 165 5 839.3 839.3 328.2 841.2 0.19 44 9.4 31191 -44.7 -70.7 4 26.0 -52.5 867.9 868.1 328.8 871.1 0.29 45 8.9 31556 -45.7 -71.7 4 26.0 -53.2 877.7 877.9 329.0 880.7 0.27 TRP 296 8807 -51.3 -64.3 20 13.0 -51.5 285 93 314.2 314.3 286.9 314.3 0.02 WND 298 8764 -51.1 -64.1 20 13.0 -51.3 280 93 313.9 313.9 286.8 314.0 0.02 Sounding variables and indices 1000-500 mb thick: 5090.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 58.65 % Est. max temperature: -1.26 C = 29.74 F Sfc-Lift cond lev (LCL): 891.56 mb = 1079.70 m = 3542.27 ft T: -11.59 C 700-500 lapse rate: 5.25 C/km ThetaE index: 1.21 C Layer 942.0- 925.0 mb Conv cond level (CCL): 764.45 mb = 2234.46 m = 7330.83 ft Mean mixing ratio: 1.05 g/kg Conv temperature: 1.60 C = 34.88 F Cap Strength: 11.52 C Lifted Index: 13.70 C Risk: None Lifted Index @300 mb: 29.59 C Lifted Index @700 mb: 4.88 C Showalter Index: 12.62 C Risk: None Total Totals Index: 35.80 C Risk: None Vertical Totals Index: 22.40 C Cross Totals Index: 13.40 C K Index: -5.90 Risk: None Sweat Index: 122.00 Risk: None Energy Index: 3.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.10 J/kg Max Up Vert Vel: 3.77 m/s Conv Inhibition (B-): 72012.92 J/kg Cap Strength: 13.61 C Lift Cond Lev (LCL): 823.69 mb = 1679.04 m = 5508.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 317 at 34 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 1013 99 0 0 -0.0 -0.0 | 137 34 -22.9 24.5 1 1000 200 310 5 3.8 -3.2 | 138 29 -19.1 21.3 2 925 798 285 17 16.4 -4.4 | 162 21 -6.5 20.1 3 850 1445 310 27 20.7 -17.4 | 163 7 -2.2 7.1 4 700 2890 290 44 41.3 -15.0 | 243 21 18.4 9.4 5 500 5290 280 68 67.0 -11.8 | 254 46 44.1 12.7 6 400 6810 285 83 80.2 -21.5 | 267 57 57.3 3.0 7 300 8720 285 91 87.9 -23.6 | 269 65 65.0 0.9 8 298 8764 280 93 91.6 -16.1 | 263 69 68.7 8.3 9 296 8807 285 93 89.8 -24.1 | 270 67 66.9 0.4 10 250 9910 285 83 80.2 -21.5 | 267 57 57.3 3.0 11 200 11380 275 64 63.8 -5.6 | 245 45 40.9 18.9 12 150 13260 275 66 65.7 -5.8 | 246 47 42.8 18.7 13 100 15900 265 64 63.8 5.6 | 234 51 40.9 30.1 14 70 18200 280 66 65.0 -11.5 | 253 44 42.1 13.0 15 50 20390 220 21 13.5 16.1 | 167 42 -9.4 40.6 16 30 23660 255 33 31.9 8.5 | 195 34 9.0 33.0 17 20 26270 265 31 30.9 2.7 | 196 28 8.0 27.2 18 10 30780 165 5 -1.3 4.8 | 140 38 -24.2 29.3 Wind Parameters Mean winds (0-6000m): 286.9 at 44.7 knts Storm direction: 316.9 at 33.5 knts Shear (0-3000m) pos: 2.8 neg: 5.6 tot: 8.5 10-3/s Storm rel Dir Shear (0-3000m): 108.7 deg Storm rel helicity (0-3000m) pos: 106.5 neg: -1.1 tot: 105.4 m^2/s^2 ave: 35.1 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 9.4 stream: 4.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 183.05 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 ------------------------------------------------------------------------------- 500 299 8 142 26| 0.0 13.4 13.4| 39.5 0.0 39.5 79.0 0.44| 13.8 6.1 1000 291 13 151 23| 4.5 6.7 11.2| 71.4 0.0 71.4 71.4 0.49| 12.4 6.0 1500 299 17 153 18| 5.7 4.5 10.1| 75.2 -1.1 74.1 49.4 0.39| 11.5 4.5 2000 301 21 159 15| 4.3 5.1 9.3| 87.3 -1.1 86.3 43.1 0.48| 10.4 5.0 2500 299 24 171 13| 3.4 5.5 8.9| 97.3 -1.1 96.2 38.5 0.47| 9.9 4.6 3000 297 27 187 12| 2.8 5.6 8.5|106.5 -1.1 105.4 35.1 0.44| 9.4 4.1 4000 293 33 214 14| 2.1 5.6 7.7|128.8 -1.1 127.7 31.9 0.42| 8.4 3.5 5000 289 39 231 18| 1.7 5.6 7.3|139.1 -1.1 138.0 27.6 0.37| 7.9 2.9 6000 287 45 240 23| 2.2 4.6 6.9|220.0 -1.1 219.0 36.5 0.40| 7.5 3.0 Wrote GIF file: /home/apache/climate/data/raob//X1977/skewt/X1977.skewt.20251209.00.gif