Siyeh Bend, Thursday, 12 November, 09:56
Overcast. Feels like 21°. High 37°, low 22°.
Siyeh Bend, Friday, 13 November
Overcast. High 38°, low 21°.
Siyeh Bend, Saturday, 14 November
Light snow. High 31°, low 24°.
Siyeh Bend, Sunday, 15 November
Clear. High 30°, low 21°.
Siyeh Bend, Monday, 16 November
Light snow. High 25°, low 17°.
Siyeh Bend, Tuesday, 17 November
Light snow. High 18°, low 5°.
Siyeh Bend, Wednesday, 18 November
Light snow. High 19°, low 8°.
Siyeh Bend, Thursday, 19 November
Light snow. High 15°, low 10°.
Siyeh Bend, Friday, 20 November
Light snow. High 12°, low 7°.
Siyeh Bend, Saturday, 21 November
Light snow. High 14°, low 3°.
Siyeh Bend, Sunday, 22 November
Light snow. High 11°, low 7°.
Siyeh Bend, Monday, 23 November
Snow. High 10°, low -5°.
Siyeh Bend, Tuesday, 24 November
Light snow. High -6°, low -19°.
Siyeh Bend, Wednesday, 25 November
Light snow. High -15°, low -26°.
Siyeh Bend, Thursday, 26 November
Light snow. High -5°, low -24°.
Siyeh Bend, Friday, 27 November
Light snow. High 3°, low -17°.
The first 16 days come from weather models — reliable for the first 3–5 days and progressively less so after that. Days 17 through 30 for Siyeh Bend, MT are built from the climate normal, the 60-year average, so they show typical weather for those dates rather than a specific forecast.
We compare the forecast against the climate normal for those exact calendar days, computed from 60 years of observations. The deviation shows how much the coming month differs from a typical one.
They are real temperature extremes recorded in Siyeh Bend, MT since 1960: the highest and lowest reading for each calendar date, with the year it happened.
The forecast portion refreshes every hour; the climate portion is based on long-term data and stays stable.