UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101212.upa.cvt Date: 1200Z 12 OCT 25 Searching for U1946... Searching the city database file for: U1946 ... Date:1200Z 12 OCT 25 Station: U1946 WMO ident: 21946 Latitude: 70.62 Longitude: 147.90 ------------------------------------------------------------------------------- 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 43 -5.7 -6.1 97 0.4 -5.8 330 5 266.5 266.9 266.6 272.9 2.39 1 1011 58 -4.3 -6.3 86 2.0 -5.0 328 7 268.0 268.4 267.6 274.4 2.36 2 1000 144 -5.3 -7.9 82 2.6 -6.1 320 17 267.9 268.2 267.1 273.6 2.10 3 977 326 -7.5 -11.0 76 3.5 -8.4 320 16 267.4 267.7 266.0 272.0 1.69 4 960 462 -8.9 -12.4 76 3.5 -9.8 320 15 267.4 267.6 265.7 271.6 1.53 5 925 749 -10.1 -13.3 77 3.2 -10.9 320 13 269.0 269.2 266.7 273.1 1.48 6 865 1263 -13.7 -16.0 83 2.3 -14.2 320 15 270.4 270.6 267.4 274.0 1.27 7 850 1397 -12.7 -14.8 84 2.1 -13.2 320 15 272.8 273.1 269.2 276.9 1.42 8 845 1442 -12.5 -14.7 84 2.2 -13.0 321 15 273.5 273.8 269.7 277.6 1.44 9 796 1901 -8.9 -14.9 62 6.0 -10.5 335 16 282.1 282.3 274.8 286.5 1.51 10 726 2609 -12.1 -29.1 23 17.0 -15.1 357 17 286.1 286.2 275.4 287.6 0.47 11 700 2887 -13.5 -33.5 17 20.0 -16.6 5 17 287.5 287.6 275.9 288.6 0.32 12 630 3684 -16.1 -41.1 10 25.0 -19.1 11 19 293.4 293.4 278.6 293.9 0.17 13 531 4953 -23.7 -49.7 7 26.0 -25.8 21 22 299.0 299.0 281.0 299.2 0.08 14 500 5390 -26.3 -44.3 17 18.0 -27.9 25 23 301.0 301.0 282.0 301.5 0.15 15 491 5521 -26.9 -43.9 18 17.0 -28.5 24 23 301.8 301.8 282.3 302.4 0.16 16 400 6970 -37.1 -45.1 43 8.0 -37.6 15 21 306.8 306.8 284.3 307.4 0.17 17 389 7162 -38.3 -46.3 43 8.0 -38.8 14 21 307.7 307.7 284.7 308.2 0.15 18 336 8152 -45.9 -52.9 45 7.0 -46.2 6 21 310.4 310.5 285.6 310.7 0.08 19 300 8900 -49.1 -56.1 44 7.0 -49.3 360 21 316.1 316.2 287.6 316.4 0.06 20 290 9122 -49.3 -56.3 44 7.0 -49.5 2 20 318.9 319.0 288.5 319.2 0.06 21 250 10080 -55.1 -62.1 42 7.0 -55.2 10 17 324.1 324.2 290.0 324.3 0.04 22 225 10746 -58.1 -65.1 40 7.0 -58.2 30 19 329.5 329.5 291.6 329.6 0.03 23 200 11490 -55.3 -62.3 41 7.0 -55.5 35 19 345.2 345.2 295.6 345.4 0.04 24 150 13320 -55.1 -63.1 36 8.0 -55.4 50 15 375.1 375.2 301.5 375.4 0.05 25 104 15676 -52.9 -60.9 37 8.0 -53.3 82 11 420.8 420.8 307.9 421.3 0.10 26 100 15930 -52.7 -60.7 37 8.0 -53.1 85 11 425.9 425.9 308.4 426.5 0.11 27 70 18240 -51.5 -59.5 38 8.0 -52.2 85 9 474.2 474.3 313.1 475.3 0.18 28 50 20430 -50.5 -59.5 34 9.0 -51.5 175 11 524.5 524.5 316.7 526.1 0.25 29 34 22936 -51.3 -61.3 29 10.0 -52.8 213 8 583.5 583.6 319.9 585.6 0.29 30 33 23130 -51.5 -61.5 29 10.0 -52.9 216 8 588.0 588.1 320.2 590.1 0.29 31 30 23750 -49.7 -59.7 30 10.0 -51.5 225 7 609.1 609.3 321.2 612.2 0.41 32 28 24203 -48.5 -59.5 27 11.0 -50.7 223 9 624.6 624.8 321.8 628.1 0.45 33 21 26083 -51.9 -62.9 26 11.0 -54.0 216 16 667.9 668.1 323.4 671.1 0.39 34 20 26400 -50.5 -61.5 26 11.0 -52.9 215 17 681.6 681.8 324.0 685.7 0.49 35 19 26735 -48.7 -59.7 27 11.0 -51.5 216 18 697.3 697.5 324.5 702.8 0.65 36 11 30306 -50.7 -62.7 23 12.0 -54.4 224 27 808.0 808.3 327.6 815.6 0.76 37 10 30930 -47.9 -59.9 24 12.0 -52.5 225 29 840.7 841.4 328.5 853.2 1.20 38 9.8 31063 -48.1 -60.1 24 12.0 -52.7 844.9 845.5 328.5 857.4 1.19 39 8.7 31849 -47.7 -60.7 21 13.0 -52.9 875.7 876.3 329.2 889.2 1.24 40 8.6 31925 -47.1 -60.1 21 13.0 -52.5 880.9 881.7 329.4 895.8 1.36 TRP 225 10746 -58.1 -65.1 40 7.0 -58.2 30 19 329.5 329.5 291.6 329.6 0.03 WND Sounding variables and indices 1000-500 mb thick: 5246.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.21 inches Sfc-500 mean rel hum: 38.18 % Est. max temperature: -1.39 C = 29.49 F Sfc-Lift cond lev (LCL): 1006.45 mb = 93.59 m = 307.06 ft T: -4.71 C 700-500 lapse rate: 5.11 C/km ThetaE index: 2.80 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 891.48 mb = 1032.13 m = 3386.20 ft Mean mixing ratio: 1.70 g/kg Conv temperature: -2.36 C = 27.75 F Cap Strength: 22.28 C Lifted Index: 23.46 C Risk: None Lifted Index @300 mb: 30.86 C Lifted Index @700 mb: 14.84 C Showalter Index: 20.09 C Risk: None Total Totals Index: 25.10 C Risk: None Vertical Totals Index: 13.60 C Cross Totals Index: 11.50 C K Index: -21.20 Risk: None Sweat Index: 53.00 Risk: None Energy Index: 5.29 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.04 J/kg Max Up Vert Vel: 3.48 m/s Conv Inhibition (B-): 68925.95 J/kg Cap Strength: 23.20 C Lift Cond Lev (LCL): 916.60 mb = 818.97 m = 2686.88 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 31 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 1013 43 330 5 2.5 -4.3 | 233 12 9.5 7.2 1 1000 144 320 17 10.9 -13.0 | 275 18 17.9 -1.5 2 925 749 320 13 8.4 -10.0 | 264 15 15.3 1.6 3 850 1397 320 15 9.6 -11.5 | 270 17 16.6 0.1 4 700 2887 5 17 -1.5 -16.9 | 314 8 5.5 -5.4 5 500 5390 25 23 -9.7 -20.8 | 16 10 -2.7 -9.3 6 400 6970 15 21 -5.4 -20.3 | 350 9 1.6 -8.7 7 300 8900 360 21 -0.0 -21.0 | 323 12 7.0 -9.4 8 250 10080 10 17 -3.0 -16.7 | 322 7 4.0 -5.2 9 225 10746 30 19 -9.5 -16.5 | 27 5 -2.5 -4.9 10 200 11490 35 19 -10.9 -15.6 | 44 6 -3.9 -4.0 11 150 13320 50 15 -11.5 -9.6 | 113 5 -4.5 1.9 12 100 15930 85 11 -11.0 -1.0 | 159 11 -4.0 10.6 13 70 18240 85 9 -9.0 -0.8 | 170 11 -2.0 10.8 14 50 20430 175 11 -1.0 11.0 | 195 23 6.0 22.5 15 30 23750 225 7 4.9 4.9 | 216 20 11.9 16.5 16 20 26400 215 17 9.8 13.9 | 213 30 16.7 25.5 17 10 30930 225 29 20.5 20.5 | 221 42 27.5 32.1 Wind Parameters Mean winds (0-6000m): 1.1 at 18.0 knts Storm direction: 31.1 at 13.5 knts Shear (0-3000m) pos: 2.2 neg: 1.5 tot: 3.7 10-3/s Storm rel Dir Shear (0-3000m): 85.5 deg Storm rel helicity (0-3000m) pos: 74.5 neg: -13.0 tot: 61.4 m^2/s^2 ave: 20.5 10^-3 m/s^2 rel: 0.61 Storm rel vorticity (0-3000m) horiz: 5.4 stream: 3.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.33 Bulk Shear: 18.49 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 ------------------------------------------------------------------------------- 500 320 15 269 16| 0.0 9.8 9.8| 37.5 -8.5 29.0 57.9 0.60| 15.3 9.2 1000 320 14 267 16| 0.0 4.6 4.6| 40.4 -13.0 27.4 27.4 0.50| 8.8 4.4 1500 320 14 268 16| 0.6 3.1 3.7| 47.9 -13.0 34.9 23.3 0.54| 6.6 3.5 2000 323 15 271 16| 1.4 2.3 3.7| 59.3 -13.0 46.3 23.1 0.57| 6.0 3.4 2500 329 15 275 15| 1.9 1.9 3.8| 68.3 -13.0 55.3 22.1 0.59| 5.7 3.4 3000 335 15 279 14| 2.2 1.5 3.7| 74.5 -13.0 61.4 20.5 0.61| 5.4 3.3 4000 345 16 289 12| 2.1 1.2 3.2| 81.6 -13.0 68.6 17.1 0.65| 4.5 2.9 5000 354 17 302 10| 2.1 0.9 3.0| 89.6 -13.0 76.6 15.3 0.68| 4.0 2.7 6000 1 18 314 9| 1.8 0.9 2.6| 92.2 -17.0 75.2 12.5 0.62| 3.6 2.2 Wrote GIF file: /home/apache/climate/data/raob//U1946/skewt/U1946.skewt.20251012.12.gif