UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for X1873... Searching the city database file for: X1873 ... Date:0000Z 28 APR 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 ------------------------------------------------------------------------------- 0 1000 86 360 3 SFC 998 102 1.4 -0.6 87 2.0 0.6 360 3 274.7 275.3 273.8 284.7 3.66 2 925 712 0.0 -2.1 86 2.1 -0.9 70 13 279.3 279.9 276.2 289.2 3.54 3 854 1350 -1.7 -4.0 84 2.3 -2.6 113 7 284.0 284.6 278.3 293.5 3.33 4 850 1387 -1.9 -4.3 84 2.4 -2.9 115 7 284.2 284.7 278.4 293.5 3.27 5 700 2906 -10.7 -14.0 77 3.3 -11.7 150 7 290.6 291.0 279.6 296.2 1.85 6 671 3229 -12.5 -16.1 74 3.6 -13.5 156 9 292.2 292.4 280.0 297.1 1.62 7 646 3518 -13.7 -17.9 71 4.2 -14.8 161 10 294.0 294.2 280.7 298.4 1.45 8 535 4914 -26.1 -33.1 52 7.0 -27.0 186 18 295.4 295.5 280.0 296.9 0.44 9 500 5400 -29.1 -41.1 30 12.0 -30.2 195 21 297.6 297.6 280.6 298.3 0.21 10 499 5414 -29.1 -41.1 30 12.0 -30.2 195 21 297.7 297.8 280.7 298.5 0.21 11 484 5632 -30.7 -43.7 27 13.0 -31.7 197 21 298.4 298.4 280.8 298.9 0.16 12 400 6960 -40.9 -52.9 26 12.0 -41.4 210 23 301.8 301.8 282.2 302.1 0.07 13 311 8620 -53.7 -63.7 28 10.0 -53.8 175 13 306.5 306.5 284.0 306.6 0.02 14 300 8850 -54.7 -64.7 28 10.0 -54.8 170 11 308.2 308.2 284.7 308.3 0.02 15 297 8914 -54.9 -64.9 28 10.0 -55.1 165 13 308.8 308.9 284.9 308.9 0.02 16 269 9558 -47.7 -58.7 27 11.0 -48.0 202 21 328.2 328.2 291.3 328.4 0.05 17 250 10040 -49.5 -60.5 26 11.0 -49.8 230 27 332.5 332.5 292.4 332.7 0.04 18 238 10362 -51.3 -63.3 23 12.0 -51.6 239 26 334.5 334.5 293.0 334.6 0.03 19 200 11500 -49.5 -63.5 18 14.0 -49.9 270 23 354.4 354.4 297.6 354.5 0.04 20 166 12720 -48.1 -62.1 18 14.0 -48.7 264 22 376.1 376.1 301.6 376.4 0.05 21 150 13380 -51.7 -65.7 17 14.0 -52.1 260 21 381.0 381.0 302.4 381.2 0.04 22 100 16000 -53.3 -68.3 14 15.0 -53.9 250 21 424.7 424.8 308.3 424.9 0.04 23 70 18300 -54.1 -68.1 16 14.0 -54.8 240 9 468.6 468.7 312.5 469.0 0.06 24 59 19394 -54.7 -68.7 16 14.0 -55.5 240 8 490.8 490.8 314.3 491.2 0.06 25 53 20085 -51.9 -66.9 15 15.0 -53.1 240 7 512.6 512.6 315.8 513.1 0.09 26 50 20460 -54.1 -68.1 16 14.0 -55.1 240 7 516.0 516.0 316.1 516.5 0.08 27 48 20721 -55.5 -69.5 16 14.0 -56.3 241 7 518.7 518.7 316.2 519.2 0.07 28 35 22752 -51.9 -65.9 17 14.0 -53.5 247 6 577.1 577.2 319.6 578.3 0.15 29 30 23750 -52.7 -65.7 19 13.0 -54.3 250 5 601.0 601.0 320.7 602.4 0.19 30 27 24432 -51.3 -64.3 20 13.0 -53.3 228 6 623.3 623.4 321.7 625.2 0.25 31 22 25754 -54.1 -67.1 19 13.0 -55.9 185 7 652.5 652.6 322.9 654.2 0.21 32 20 26370 -50.5 -64.5 18 14.0 -53.2 165 7 681.6 681.7 323.9 684.4 0.33 33 18 27061 -48.3 -63.3 16 15.0 -51.8 709.4 709.6 324.8 713.2 0.43 34 16 27833 -50.1 -64.1 18 14.0 -53.4 727.8 728.0 325.4 731.7 0.43 35 12 29727 -46.7 -62.7 15 16.0 -51.9 802.3 802.6 327.5 809.2 0.69 TRP 297 8914 -54.9 -64.9 28 10.0 -55.1 165 13 308.8 308.9 284.9 308.9 0.02 WND Sounding variables and indices 1000-500 mb thick: 5314.00 m Freezing level: 925.00 mb = 712.00 m = 2335.93 ft Wetbulb zero: 968.69 mb = 341.46 m = 1120.27 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 71.68 % Est. max temperature: 10.92 C = 51.66 F Sfc-Lift cond lev (LCL): 967.35 mb = 352.54 m = 1156.60 ft T: 0.83 C 700-500 lapse rate: 7.38 C/km Conv cond level (CCL): 817.92 mb = 1687.99 m = 5537.96 ft Mean mixing ratio: 3.57 g/kg Conv temperature: 12.14 C = 53.85 F Cap Strength: 8.19 C Lifted Index: 8.79 C Risk: None Lifted Index @300 mb: 14.54 C Lifted Index @700 mb: 6.39 C Showalter Index: 4.54 C Risk: None Total Totals Index: 52.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.20 C Cross Totals Index: 24.80 C K Index: 19.60 Risk: < 20 % chance of thunderstorms Sweat Index: 95.00 Risk: None Energy Index: 1.00 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 19.70 J/kg Max Up Vert Vel: 6.28 m/s Conv Inhibition (B-): 62414.88 J/kg Cap Strength: 8.57 C Lift Cond Lev (LCL): 916.18 mb = 788.51 m = 2586.94 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 200 at 9 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 ---------------------------------------------------------- 0 998 102 360 3 -0.0 -3.0 | 15 12 -3.1 -11.6 1 925 712 70 13 -12.2 -4.4 | 50 20 -15.3 -13.0 2 850 1387 115 7 -6.3 3.0 | 59 11 -9.4 -5.6 3 700 2906 150 7 -3.5 6.1 | 69 7 -6.6 -2.5 4 500 5400 195 21 5.4 20.3 | 191 12 2.3 11.7 5 400 6960 210 23 11.5 19.9 | 217 14 8.4 11.3 6 300 8850 170 11 -1.9 10.8 | 114 5 -5.0 2.3 7 297 8914 165 13 -3.4 12.6 | 122 8 -6.4 4.0 8 250 10040 230 27 20.7 17.4 | 243 20 17.6 8.8 9 200 11500 270 23 23.0 -0.0 | 293 22 19.9 -8.6 10 150 13380 260 21 20.7 3.6 | 286 18 17.6 -4.9 11 100 16000 250 21 19.7 7.2 | 275 17 16.6 -1.4 12 70 18300 240 9 7.8 4.5 | 311 6 4.7 -4.1 13 50 20460 240 7 6.1 3.5 | 330 6 3.0 -5.1 14 30 23750 250 5 4.7 1.7 | 347 7 1.6 -6.9 15 20 26370 165 7 -1.8 6.8 | 70 5 -4.9 -1.8 Wind Parameters Mean winds (0-6000m): 169.8 at 12.2 knts Storm direction: 199.8 at 9.1 knts Shear (0-3000m) pos: 1.9 neg: 0.0 tot: 1.9 10-3/s Storm rel Dir Shear (0-3000m): 63.9 deg Storm rel helicity (0-3000m) pos: 70.0 neg: -0.4 tot: 69.6 m^2/s^2 ave: 23.2 10^-3 m/s^2 rel: 0.56 Storm rel vorticity (0-3000m) horiz: 5.0 stream: 2.8 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.56 Bulk Shear: 35.26 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 56 7 36 15| 10.2 0.0 10.2| 33.4 0.0 33.4 66.9 0.68| 11.3 7.7 1000 70 9 45 17| 5.3 0.0 5.3| 62.9 0.0 62.9 62.9 0.67| 10.4 6.9 1500 79 9 49 16| 3.0 0.0 3.0| 64.7 -0.4 64.3 42.9 0.57| 8.4 4.8 2000 89 8 53 14| 2.4 0.0 2.4| 66.4 -0.4 66.0 33.0 0.56| 6.7 3.7 2500 98 8 56 13| 2.0 0.0 2.0| 67.5 -0.4 67.1 26.8 0.55| 5.6 3.1 3000 107 8 59 12| 1.9 0.0 1.9| 70.0 -0.4 69.6 23.2 0.56| 5.0 2.8 4000 127 9 71 11| 2.1 0.0 2.1| 81.6 -0.4 81.2 20.3 0.64| 4.6 2.9 5000 152 10 93 8| 2.3 0.0 2.3| 97.1 -0.4 96.7 19.3 0.68| 4.5 3.1 6000 170 12 123 6| 2.1 0.0 2.1|111.5 -0.4 111.2 18.5 0.70| 4.2 2.9 Wrote GIF file: /home/apache/climate/data/raob//X1873/skewt/X1873.skewt.20250428.00.gif