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Helena Regional Airport
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D
a
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Time
(mst)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond. Temperature (ºF)Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
PressurePrecipitation (in.)
AirDwpt6 hour altimeter
(in)
sea level
(mb)
1 hr 3 hr6 hr
Max.Min.
1502:53Calm10.00FairCLR2824 85%NANA30.081022.2
1501:53Calm10.00Partly CloudySCT1102824 85%NANA30.081022.5
1500:53Calm10.00FairCLR2925 85%NANA30.081022.9
1423:53SW 310.00FairCLR2824 85%NANA30.091023.4
1422:53Calm10.00FairCLR2723 392685%NANA30.081023.9
1421:53Calm10.00FairCLR3025 82%NANA30.081023.8
1420:53Calm10.00FairCLR3026 85%NANA30.081024.0
1419:53Vrbl 310.00FairCLR3326 75%NANA30.081023.7
1418:53Calm10.00FairCLR3327 78%NANA30.081024.0
1417:53SW 610.00FairCLR3627 70%31NA30.091023.6
1416:53NW 310.00FairCLR3928 463365%NANA30.081023.1
1415:53Calm10.00FairCLR4629 51%NANA30.091022.7
1414:53Calm10.00FairCLR4529 54%NANA30.091023.0
1413:53Calm10.00FairCLR4329 58%NANA30.121023.7
1412:53Calm10.00FairCLR4129 62%NANA30.141024.7
1411:53Calm10.00FairCLR3729 73%NANA30.171026.2
1410:53Calm10.00FairCLR3328 332382%NANA30.191027.4
1409:53Calm10.00FairCLR3026 85%NANA30.201027.4
1408:53Calm10.00FairCLR2824 85%NANA30.201027.5
1407:53Calm10.00FairCLR2623 88%NANA30.181026.9
1406:53Calm10.00FairCLR2421 88%NANA30.181026.9
1405:53Calm10.00FairCLR2623 88%NANA30.181026.5
1404:53Calm10.00FairCLR2723 302485%NANA30.181026.2
1403:53Calm10.00FairCLR2623 88%NANA30.181025.6
1402:53Calm10.00FairCLR2623 88%NANA30.181025.6
1401:53Calm10.00FairCLR2925 85%NANA30.181025.3
1400:53S 510.00FairCLR2824 85%22NA30.181025.2
1323:53Calm10.00FairCLR2824 85%NANA30.181025.3
1322:53NW 510.00FairCLR2924 432982%24NA30.171025.4
1321:53Calm10.00FairCLR3326 75%NANA30.171025.0
1320:53Calm10.00FairCLR3426 73%NANA30.151025.3
1319:53Calm10.00FairCLR3727 67%NANA30.141024.1
1318:53W 310.00FairCLR3827 65%NANA30.141024.4
1317:53W 910.00FairCLR3927 62%33NA30.131023.4
1316:53W 710.00A Few CloudsFEW0604327 514353%39NA30.121023.1
1315:53W 810.00FairCLR4928 44%46NA30.111022.3
1314:53W 12 G 2210.00FairCLR5127 39%NANA30.101021.4
1313:53W 14 G 2210.00A Few CloudsFEW0655128 41%NANA30.091020.8
1312:53W 13 G 2610.00Partly CloudySCT0605128 41%NANA30.091020.8
1311:53W 17 G 2810.00Partly CloudySCT0605029 44%44NA30.091021.3
1310:53W 13 G 2210.00A Few CloudsFEW0604630 483454%40NA30.101021.6
1309:53SW 510.00FairCLR4531 58%42NA30.101021.9
1308:53SE 510.00FairCLR3629 76%32NA30.101022.7
1307:53SW 910.00Mostly CloudyBKN0604030 68%34NA30.061021.9
1306:53N 510.00A Few CloudsFEW0653528 76%31NA30.081022.4
1305:53N 310.00OvercastBKN042 OVC0504030 68%NANA30.071021.9
1304:53Calm10.00OvercastOVC0443729 443473%NANA30.081022.3
1303:53S 510.00Partly CloudySCT0603628 73%32NA30.071022.5
1302:53W 910.00Partly CloudySCT0603930 70%33NA30.061021.7
1301:53W 10 G 2010.00OvercastOVC0604131 67%35NA30.031020.7
1300:53W 910.00OvercastOVC0704231 65%37NA30.011020.0
1223:53W 810.00OvercastSCT050 OVC0653930 70%33NA29.991020.1
1222:53W 1610.00OvercastBKN043 OVC0704131 423267%33NA29.961018.6
1221:53W 710.00OvercastBKN045 OVC0553829 70%33NA29.961019.6
1220:53Calm10.00OvercastOVC0443929 67%NANA29.951019.0
1219:53SW 510.00OvercastFEW035 SCT046 OVC0603226 79%27NA29.941020.0
1218:53W 310.00OvercastOVC0703624 62%NANA29.911018.2
1217:53SE 710.00OvercastBKN070 OVC0853425 70%28NA29.911018.8
1216:53W 610.00Mostly CloudyBKN080 BKN0953423 342564%29NA29.911018.6
1215:53W 510.00A Few CloudsFEW1103223 69%27NA29.891017.9
1214:53NE 310.00Partly CloudyFEW080 SCT0953322 64%NANA29.911018.7
1213:53Vrbl 310.00Mostly CloudyBKN1003220 61%NANA29.941020.0
1212:53Calm10.00Partly CloudySCT1103220 61%NANA29.971020.8
1211:53SE 510.00Mostly CloudyBKN1102718 69%21NA30.001022.5
1210:53Calm10.00OvercastOVC1102618 261571%NANA30.051024.2
1209:53NW 510.00FairCLR2217 82%15NA30.071025.3
1208:53Calm10.00FairCLR2015 81%NANA30.081026.0
1207:53Calm10.00FairCLR1613 88%NANA30.101027.1
1206:53Calm10.00FairCLR1713 84%NANA30.111027.3
1205:53Calm10.00Mostly CloudyBKN1101612 84%NANA30.141028.2
1204:53Calm10.00OvercastOVC1101511 181384%NANA30.161028.7
1203:53SW 510.00Partly CloudySCT1001712 80%9NA30.171028.5
D
a
t
e
Time
(mst)
Wind
(mph)
Vis.
(mi.)
WeatherSky Cond. AirDwptMax.Min.Relative
Humidity
Wind
Chill
(°F)
Heat
Index
(°F)
altimeter
(in.)
sea level
(mb)
1 hr3 hr6 hr
6 hour
Temperature (ºF)PressurePrecipitation (in.)

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Last Modified: Febuary, 7 2012
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