UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121100.upa.cvt Date: 0000Z 11 DEC 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 11 DEC 25 Station: X1873 WMO ident: 31873 Latitude: 45.87 Longitude: 133.73 ------------------------------------------------------------------------------- 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 1008 104 -19.1 -26.1 54 7.0 -19.9 290 3 253.5 253.5 252.7 254.7 0.45 1 1000 163 -19.1 -25.1 59 6.0 -19.8 290 5 254.1 254.1 253.3 255.4 0.50 2 974 359 -19.1 -26.1 54 7.0 -20.0 292 11 256.0 256.0 254.9 257.3 0.47 3 925 741 -21.7 -29.7 48 8.0 -22.5 295 23 257.1 257.2 255.6 258.1 0.35 4 882 1089 -24.7 -31.7 52 7.0 -25.4 295 23 257.5 257.6 255.8 258.4 0.31 5 850 1358 -24.9 -31.9 52 7.0 -25.5 295 23 260.1 260.1 257.9 261.0 0.31 6 849 1367 -25.1 -32.1 52 7.0 -25.7 295 23 259.9 260.0 257.8 260.8 0.30 7 837 1470 -24.7 -31.7 52 7.0 -25.4 295 24 261.4 261.5 258.9 262.4 0.32 8 706 2696 -29.1 -38.1 42 9.0 -29.7 290 33 269.6 269.6 264.8 270.2 0.20 9 700 2757 -28.7 -37.7 42 9.0 -29.4 290 33 270.7 270.7 265.6 271.4 0.21 10 693 2829 -28.5 -38.5 38 10.0 -29.2 289 34 271.7 271.7 266.2 272.3 0.20 11 568 4232 -36.3 -49.3 25 13.0 -36.8 278 47 278.4 278.5 270.4 278.7 0.08 12 500 5110 -39.9 -53.9 21 14.0 -40.4 270 56 284.4 284.4 273.8 284.6 0.05 13 444 5920 -42.3 -58.3 16 16.0 -42.8 265 63 291.2 291.2 277.3 291.3 0.03 14 436 6043 -43.3 -59.3 16 16.0 -43.7 264 64 291.4 291.4 277.4 291.5 0.03 15 400 6620 -46.9 -62.9 14 16.0 -47.2 260 69 294.0 294.0 278.7 294.1 0.02 16 363 7256 -49.9 -65.9 14 16.0 -50.1 260 77 298.3 298.3 280.6 298.4 0.01 17 332 7836 -51.5 -67.5 13 16.0 -51.7 260 85 303.8 303.8 283.0 303.9 0.01 18 312 8237 -52.2 -68.2 13 16.0 -52.5 260 87 308.2 308.2 284.7 308.3 0.01 19 300 8490 -52.7 -68.7 13 16.0 -52.9 260 85 311.1 311.1 285.7 311.1 0.01 20 298 8533 -52.9 -68.9 13 16.0 -53.1 260 85 311.4 311.4 285.8 311.4 0.01 21 250 9670 -54.1 -70.1 12 16.0 -54.3 260 75 325.6 325.6 290.5 325.7 0.01 22 245 9799 -54.7 -70.7 12 16.0 -54.9 260 74 326.6 326.6 290.7 326.7 0.01 23 208 10862 -48.3 -66.3 11 18.0 -48.8 260 69 352.3 352.3 297.1 352.4 0.02 24 200 11120 -48.5 -66.5 11 18.0 -49.0 260 68 356.0 356.0 297.9 356.1 0.02 25 188 11526 -50.9 -68.9 10 18.0 -51.3 261 70 358.5 358.5 298.4 358.5 0.02 26 150 13000 -50.3 -70.3 8 20.0 -50.9 265 77 383.4 383.4 302.8 383.5 0.02 27 116 14686 -49.1 -71.1 6 22.0 -50.0 259 76 414.9 414.9 307.1 415.0 0.02 28 100 15670 -45.3 -68.3 6 23.0 -46.7 255 75 440.2 440.2 309.9 440.4 0.04 29 89 16451 -41.5 -65.5 6 24.0 -43.7 255 69 462.7 462.7 312.0 463.1 0.06 30 79 17254 -43.3 -68.3 5 25.0 -45.4 255 62 475.0 475.0 313.1 475.3 0.05 31 70 18070 -41.3 -67.3 4 26.0 -44.0 255 56 496.0 496.1 314.7 496.4 0.06 32 69 18168 -41.3 -68.3 4 27.0 -44.1 255 56 498.1 498.1 314.8 498.4 0.06 33 59 19219 -46.7 -72.7 4 26.0 -48.7 250 53 508.8 508.8 315.6 509.0 0.03 34 50 20310 -49.7 -74.7 4 25.0 -51.4 245 50 526.4 526.4 316.7 526.5 0.03 35 44 21142 -52.3 -76.3 4 24.0 -53.8 250 51 539.6 539.6 317.5 539.8 0.03 36 40 21760 -50.9 -74.9 4 24.0 -52.7 254 52 558.0 558.0 318.5 558.3 0.04 37 34 22805 -56.5 -79.5 4 23.0 -57.7 260 53 569.8 569.9 319.2 570.0 0.02 38 32 23193 -52.5 -76.5 4 24.0 -54.4 262 53 590.5 590.5 320.2 590.8 0.04 39 30 23610 -52.7 -76.7 4 24.0 -54.6 265 54 601.0 601.0 320.7 601.2 0.04 40 29 23828 -53.7 -77.7 4 24.0 -55.5 257 51 604.1 604.1 320.8 604.3 0.03 41 25 24792 -49.5 -74.5 4 25.0 -52.5 222 39 642.3 642.4 322.4 642.8 0.06 42 20 26220 -59.7 -82.7 3 23.0 -61.0 170 21 653.4 653.4 322.8 653.6 0.02 43 19 26540 -60.1 -83.1 3 23.0 -61.4 661.8 661.9 323.2 662.0 0.02 TRP 332 7836 -51.5 -67.5 13 16.0 -51.7 260 85 303.8 303.8 283.0 303.9 0.01 WND 312 8237 -52.2 -68.2 13 16.0 -52.5 260 87 308.2 308.2 284.7 308.3 0.01 Sounding variables and indices 1000-500 mb thick: 4947.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 39.36 % Est. max temperature: -13.14 C = 8.35 F Sfc-Lift cond lev (LCL): 898.08 mb = 957.14 m = 3140.18 ft T: -23.56 C 700-500 lapse rate: 4.76 C/km ThetaE index: 0.14 C Layer 849.0- 837.0 mb Conv cond level (CCL): 638.43 mb = 3407.44 m = 11179.14 ft Mean mixing ratio: 0.42 g/kg Conv temperature: 1.97 C = 35.55 F Cap Strength: 18.14 C Lifted Index: 22.31 C Risk: None Lifted Index @300 mb: 38.16 C Lifted Index @700 mb: 12.53 C Showalter Index: 19.29 C Risk: None Total Totals Index: 23.00 C Risk: None Vertical Totals Index: 15.00 C Cross Totals Index: 8.00 C K Index: -25.90 Risk: None Sweat Index: 102.00 Risk: None Energy Index: 5.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.22 J/kg Max Up Vert Vel: 5.14 m/s Conv Inhibition (B-): 68767.45 J/kg Cap Strength: 22.27 C Lift Cond Lev (LCL): 850.46 mb = 1354.06 m = 4442.39 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 309 at 28 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 1008 104 290 3 2.8 -1.0 | 131 26 -19.4 16.8 1 1000 163 290 5 4.7 -1.7 | 132 24 -17.6 16.1 2 925 741 295 23 20.8 -9.7 | 170 8 -1.4 8.1 3 850 1358 295 23 20.8 -9.7 | 170 8 -1.4 8.1 4 700 2757 290 33 31.0 -11.3 | 233 11 8.8 6.5 5 500 5110 270 56 56.0 -0.0 | 242 38 33.8 17.8 6 400 6620 260 69 68.0 12.0 | 237 55 45.7 29.8 7 332 7836 260 85 83.7 14.8 | 242 70 61.5 32.5 8 312 8237 260 87 85.7 15.1 | 243 71 63.4 32.9 9 300 8490 260 85 83.7 14.8 | 242 70 61.5 32.5 10 250 9670 260 75 73.9 13.0 | 239 60 51.6 30.8 11 200 11120 260 68 67.0 11.8 | 237 54 44.7 29.6 12 150 13000 265 77 76.7 6.7 | 246 60 54.5 24.5 13 100 15670 255 75 72.4 19.4 | 233 62 50.2 37.2 14 70 18070 255 56 54.1 14.5 | 225 45 31.8 32.3 15 50 20310 245 50 45.3 21.1 | 211 45 23.1 38.9 16 30 23610 265 54 53.8 4.7 | 235 39 31.5 22.5 17 20 26220 170 21 -3.6 20.7 | 146 46 -25.9 38.5 Wind Parameters Mean winds (0-6000m): 278.6 at 38.0 knts Storm direction: 308.6 at 28.5 knts Shear (0-3000m) pos: 3.4 neg: 2.4 tot: 5.8 10-3/s Storm rel Dir Shear (0-3000m): 109.7 deg Storm rel helicity (0-3000m) pos: 64.0 neg: 0.0 tot: 64.0 m^2/s^2 ave: 21.3 10^-3 m/s^2 rel: 0.59 Storm rel vorticity (0-3000m) horiz: 5.9 stream: 3.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 100.18 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 ------------------------------------------------------------------------------- 500 293 11 138 18| 16.2 0.0 16.2| 31.5 0.0 31.5 63.1 0.43| 16.2 6.9 1000 294 17 147 13| 10.3 0.0 10.3| 38.7 0.0 38.7 38.7 0.47| 10.3 4.9 1500 295 19 153 11| 6.9 0.6 7.5| 42.3 0.0 42.3 28.2 0.51| 7.5 3.9 2000 294 21 161 10| 5.1 1.4 6.6| 49.6 0.0 49.6 24.8 0.58| 6.6 3.8 2500 293 23 171 9| 4.1 1.9 6.0| 56.8 0.0 56.8 22.7 0.61| 6.0 3.7 3000 292 25 183 8| 3.4 2.4 5.8| 64.0 0.0 64.0 21.3 0.59| 5.9 3.5 4000 289 29 210 10| 2.6 3.2 5.8| 70.4 -0.1 70.3 17.6 0.47| 5.9 2.8 5000 283 33 225 15| 2.1 3.7 5.8| 70.4 -14.2 56.3 11.3 0.34| 6.0 2.1 6000 279 38 232 19| 1.7 4.0 5.7| 70.4 -43.2 27.3 4.5 0.25| 5.9 1.5 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20251211.00.gif