Rule
Morning Frost
Franconia - Morning Frost - New England, USA
Franconia, New Hampshire, United States
Frost crystals on calm, cold mornings near sunrise
No opportunities right now
Here’s what usually blocks matches
No Morning Frost opportunities in the next 14 days
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Rule requirements (key thresholds)
Time Window · Sunrise -45m to +90m Frost Probability · ≥ 60.0% Wind Speed · ≤ 1.5m/s
Tip: Scroll down to the 72-hour table to see exactly which condition fails hour by hour.
Most common blockers (next 72 hours)
Wind Speed 92% failing
Time Window 88% failing
Frost Probability 47% failing
Currently
Real-time conditionsSoil Temperature0.2°C
Dew Point-5.9°C (low dew point)
Wind Speed2.1m/s (calm conditions)
Cloud Cover1%
Upcoming Opportunities
When all conditions match, PhotoWeather marks an opportunity window.
Times shown in America/New_York
No opportunities in the next 10 days
See the blocker timeline below to understand which conditions are preventing matches.
What this forecast looks for
Plain-language explanation from the ruleThis forecast predicts the first frost events that transform New England's fall foliage into crystalline masterpieces. We track overnight temperatures, dewpoint, and wind conditions to identify when frost will coat leaves, grasses, and stone walls with sparkling ice crystals.
The first hard frost of autumn is a cherished event in New England—it triggers the final phase of fall color and creates magical dawn conditions where ice crystals catch golden light. The region's iconic stone walls, covered bridges, and sugar maples take on new dimension when dusted with frost.
What makes New England frost photography exceptional:
- Foliage enhancement - Frost crystals on red and orange leaves create otherworldly textures and highlights
- Stone wall character - New England's ubiquitous dry-stacked stone walls gain definition and drama when frost-covered
- Sugar maple groves - Vermont and New Hampshire maple stands combine brilliant color with frost textures
- Historic elements - Colonial-era buildings, covered bridges, and farmsteads gain timeless quality under frost
Best conditions occur on clear, calm nights in October when temperatures drop to 28-32°F. Frost melts quickly after sunrise, so arrive before dawn for frost plus golden hour light. Protected valleys and hollows accumulate frost more heavily than exposed hilltops.
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72-hour requirements breakdown
What passed or failed, hour by hourAND logic: all conditions required
Meets requirement
Misses requirement
Time America/New_York | Time Window Sunrise -45m to +90m | Frost Probability ≥ 60.0% | Wind Speed ≤ 1.5m/s |
|---|---|---|---|
| Wed, Apr 8 | |||
| 24:00 | ✕ | 48% | 0.42m/s |
| 01:00 | ✕ | 52% | 0.44m/s |
| 02:00 | ✕ | 52% | 0.45m/s |
| 03:00 | ✕ | 52% | 0.37m/s |
| 04:00 | ✕ | 52% | 0.39m/s |
| 05:00 | ✓ | 52% | 0.49m/s |
| 06:00 | ✓ | 66% | 0.76m/s |
| 07:00 | ✓ | 70% | 0.19m/s |
| 08:00 | ✕ | 85% | 0.74m/s |
| 09:00 | ✕ | 91% | 1.4m/s |
| 10:00 | ✕ | 88% | 1.6m/s |
| 11:00 | ✕ | 88% | 1.7m/s |
| 12:00 | ✕ | 86% | 1.3m/s |
| 13:00 | ✕ | 84% | 1.1m/s |
| 14:00 | ✕ | 84% | 1.1m/s |
| 15:00 | ✕ | 84% | 1.3m/s |
| 16:00 | ✕ | 84% | 1.6m/s |
| 17:00 | ✕ | 84% | 1.5m/s |
| 18:00 | ✕ | 86% | 0.97m/s |
| 19:00 | ✕ | 79% | 1.4m/s |
| 20:00 | ✕ | 77% | 2.3m/s |
| 21:00 | ✕ | 77% | 2.1m/s |
| 22:00 | ✕ | 74% | 2.2m/s |
| 23:00 | ✕ | 77% | 2m/s |
| Thu, Apr 9 | |||
| 24:00 | ✕ | 77% | 2.2m/s |
| 01:00 | ✕ | 77% | 2.1m/s |
| 02:00 | ✕ | 74% | 1.9m/s |
| 03:00 | ✕ | 74% | 2.1m/s |
| 04:00 | ✕ | 66% | 1.8m/s |
| 05:00 | ✓ | 66% | 1.7m/s |
| 06:00 | ✓ | 68% | 1.6m/s |
| 07:00 | ✓ | 79% | 1.5m/s |
| 08:00 | ✕ | 88% | 1.4m/s |
| 09:00 | ✕ | 84% | 2.1m/s |
| 10:00 | ✕ | 77% | 2.9m/s |
| 11:00 | ✕ | 77% | 3.7m/s |
| 12:00 | ✕ | 77% | 4m/s |
| 13:00 | ✕ | 73% | 4.2m/s |
| 14:00 | ✕ | 69% | 4.2m/s |
| 15:00 | ✕ | 71% | 4.1m/s |
| 16:00 | ✕ | 73% | 4.5m/s |
| 17:00 | ✕ | 73% | 3.8m/s |
| 18:00 | ✕ | 82% | 3.5m/s |
| 19:00 | ✕ | 76% | 2.9m/s |
| 20:00 | ✕ | 75% | 3.1m/s |
| 21:00 | ✕ | 75% | 3.2m/s |
| 22:00 | ✕ | 75% | 2.8m/s |
| 23:00 | ✕ | 61% | 3m/s |
| Fri, Apr 10 | |||
| 24:00 | ✕ | 66% | 2.7m/s |
| 01:00 | ✕ | 63% | 2.5m/s |
| 02:00 | ✕ | 63% | 2.4m/s |
| 03:00 | ✕ | 62% | 2.5m/s |
| 04:00 | ✕ | 56% | 1.5m/s |
| 05:00 | ✓ | 61% | 1.9m/s |
| 06:00 | ✓ | 55% | 2.1m/s |
| 07:00 | ✓ | 69% | 1.8m/s |
| 08:00 | ✕ | 69% | 1.3m/s |
| 09:00 | ✕ | 69% | 1.4m/s |
| 10:00 | ✕ | 67% | 1.8m/s |
| 11:00 | ✕ | 65% | 2m/s |
| 12:00 | ✕ | 59% | 2.7m/s |
| 13:00 | ✕ | 42% | 3.8m/s |
| 14:00 | ✕ | 31% | 3.1m/s |
| 15:00 | ✕ | 22% | 2.3m/s |
| 16:00 | ✕ | 31% | 2.9m/s |
| 17:00 | ✕ | 31% | 3.7m/s |
| 18:00 | ✕ | 29% | 4.4m/s |
| 19:00 | ✕ | 18% | 4.1m/s |
| 20:00 | ✕ | 1.6% | 2.7m/s |
| 21:00 | ✕ | 1.2% | 1.8m/s |
| 22:00 | ✕ | 1.2% | 1.8m/s |
| 23:00 | ✕ | 15% | 1.4m/s |
| Sat, Apr 11 | |||
| 24:00 | ✕ | 15% | 1.3m/s |
| 01:00 | ✕ | 15% | 1.1m/s |
| 02:00 | ✕ | 13% | 2.1m/s |
| 03:00 | ✕ | 15% | 2.9m/s |
| 04:00 | ✕ | 28% | 3.8m/s |
| 05:00 | ✓ | 38% | 4.7m/s |
| 06:00 | ✓ | 39% | 4.9m/s |
| 07:00 | ✓ | 46% | 5.1m/s |
| 08:00 | ✕ | 49% | 5.3m/s |
| 09:00 | ✕ | 46% | 4.9m/s |
| 10:00 | ✕ | 39% | 4.6m/s |
| 11:00 | ✕ | 39% | 4.3m/s |
| 12:00 | ✕ | 51% | 3.4m/s |
| 13:00 | ✕ | 48% | 2.6m/s |
| 14:00 | ✕ | 48% | 1.8m/s |
| 15:00 | ✕ | 41% | 1.8m/s |
| 16:00 | ✕ | 41% | 1.9m/s |
| 17:00 | ✕ | 41% | 2m/s |
| 18:00 | ✕ | 41% | 1.9m/s |
| 19:00 | ✕ | 41% | 1.9m/s |
How to read: colored cells show whether each predicate requirement is met; highlighted rows mean the full rule matched (an opportunity).
What does Frost Probability mean?
Inputs that drive the scoreThis derived score summarizes multiple raw weather signals. The table below shows the supporting inputs hour by hour, so you can see what's pushing the score up or down.
| Time America/New_York | Dew Point °C | Surface Temperature °C | Temperature °C | Time Window | Total Cloud Coverage % | Vapor Pressure Deficit kPa |
|---|---|---|---|---|---|---|
| Wed, Apr 8
Sunrise 06:13
Sunset 19:23 | ||||||
| 21:00 ☾ | -5.9°C | 0.24°C | -2.7°C | - | 1% | 0.11kPa |
| 22:00 ☾ | -6.3°C | 0.24°C | -3.1°C | - | 2% | 0.1kPa |
| 23:00 ☾ | -6.6°C | 0.24°C | -3.1°C | - | 1% | 0.11kPa |
| Thu, Apr 9
Sunrise 06:13
Sunset 19:23 | ||||||
| 24:00 ☾ | -6.9°C | 0.24°C | -3.1°C | - | 1% | 0.12kPa |
| 01:00 ☾ | -6.7°C | 0.24°C | -3.1°C | - | 1% | 0.12kPa |
| 02:00 ☾ | -6.6°C | 0.24°C | -3.4°C | - | 4% | 0.1kPa |
| 03:00 ☾ | -6.5°C | 0.24°C | -3.3°C | - | 4% | 0.1kPa |
| 04:00 ☾ | -6.4°C | 0.24°C | -3.5°C | - | 2% | 0.1kPa |
| 05:00 ☾ | -6.5°C | 0.25°C | -3.6°C | - | 2% | 0.09kPa |
| 06:00 ☾ | -6.5°C | 0.25°C | -3.6°C | - | 2% | 0.09kPa |
| 07:00 | -6.1°C | 0.15°C | -1.9°C | - | 2% | 0.15kPa |
| 08:00 | -5.4°C | 0.19°C | 2.2°C | - | 4% | 0.3kPa |
| 09:00 | -4.8°C | 0.19°C | 5.2°C | - | 5% | 0.46kPa |
| 10:00 | -5.3°C | 0.19°C | 7.4°C | - | 1% | 0.61kPa |
| 11:00 | -5.2°C | 0.17°C | 8.5°C | - | 5% | 0.69kPa |
| 12:00 | -4.4°C | 0.17°C | 9.3°C | - | 5% | 0.73kPa |
| 13:00 | -3.9°C | 0.17°C | 10°C | - | 12% | 0.78kPa |
| 14:00 | -3.8°C | 0.17°C | 11°C | - | 9% | 0.88kPa |
| 15:00 | -3.5°C | 0.16°C | 12°C | - | 6% | 0.92kPa |
| 16:00 | -2.1°C | 0.16°C | 12°C | - | 5% | 0.87kPa |
| 17:00 | -0.3°C | 0.16°C | 11°C | - | 10% | 0.74kPa |
| 18:00 | -0.3°C | 0.16°C | 9.2°C | - | 5% | 0.57kPa |
| 19:00 | -0.3°C | 0.16°C | 4.9°C | - | 22% | 0.27kPa |
| 20:00 ☾ | -1.4°C | 0.16°C | 2.5°C | - | 5% | 0.18kPa |
| 21:00 ☾ | -2.1°C | 0.16°C | 1.9°C | - | 7% | 0.18kPa |
| 22:00 ☾ | -2.7°C | 0.16°C | 1.4°C | - | 6% | 0.18kPa |
| 23:00 ☾ | -2.9°C | 0.16°C | 1°C | - | 64% | 0.17kPa |
| Fri, Apr 10
Sunrise 06:12
Sunset 19:25 | ||||||
| 24:00 ☾ | -3°C | 0.15°C | 1°C | - | 42% | 0.17kPa |
| 01:00 ☾ | -3.1°C | 0.14°C | 0.57°C | - | 68% | 0.15kPa |
| 02:00 ☾ | -3°C | 0.14°C | 0.89°C | - | 69% | 0.16kPa |
| 03:00 ☾ | -2.7°C | 0.13°C | 1°C | - | 100% | 0.16kPa |
| 04:00 ☾ | -0.5°C | 0.07°C | 2.3°C | - | 85% | 0.13kPa |
| 05:00 ☾ | -0.8°C | 0.07°C | 1.9°C | - | 32% | 0.13kPa |
| 06:00 ☾ | -1.1°C | 0.07°C | 1.4°C | - | 69% | 0.11kPa |
| 07:00 | 0.8°C | 0.07°C | 3.6°C | - | 6% | 0.15kPa |
| 08:00 | 2.5°C | 0.07°C | 6.1°C | - | 94% | 0.21kPa |
| 09:00 | 2.8°C | 0.07°C | 6.4°C | - | 92% | 0.21kPa |
| 10:00 | 3.6°C | 0.07°C | 7°C | - | 85% | 0.21kPa |
| 11:00 | 5.5°C | 0.77°C | 11°C | - | 100% | 0.44kPa |
| 12:00 | 6.3°C | 1.7°C | 13°C | - | 100% | 0.52kPa |
| 13:00 | 6.6°C | 2.7°C | 14°C | - | 100% | 0.58kPa |
| 14:00 | 7.5°C | 3.5°C | 13°C | - | 100% | 0.48kPa |
| 15:00 | 7.3°C | 3.8°C | 9.3°C | - | 91% | 0.14kPa |
| 16:00 | 8.7°C | 4.4°C | 12°C | - | 100% | 0.28kPa |
| 17:00 | 9.8°C | 5°C | 14°C | - | 100% | 0.39kPa |
| 18:00 | 8.9°C | 5.5°C | 12°C | - | 100% | 0.3kPa |
| 19:00 | 8.9°C | 5.8°C | 11°C | - | 100% | 0.19kPa |
| 20:00 ☾ | 8.7°C | 6°C | 9.9°C | - | 100% | 0.1kPa |
| 21:00 ☾ | 7.6°C | 6.1°C | 7.8°C | - | 100% | 0.02kPa |
| 22:00 ☾ | 5.5°C | 6.1°C | 5.7°C | - | 100% | 0.01kPa |
| 23:00 ☾ | 4.3°C | 5.9°C | 4.5°C | - | 100% | 0.01kPa |
| Sat, Apr 11
Sunrise 06:10
Sunset 19:26 | ||||||
| 24:00 ☾ | 4.1°C | 5.7°C | 4.3°C | - | 100% | 0.01kPa |
| 01:00 ☾ | 3.9°C | 5.5°C | 4.2°C | - | 100% | 0.02kPa |
| 02:00 ☾ | 3.3°C | 5.3°C | 3.7°C | - | 100% | 0.02kPa |
| 03:00 ☾ | 1.4°C | 4.5°C | 3.2°C | - | 96% | 0.09kPa |
| 04:00 ☾ | -0.7°C | 3.7°C | 2.7°C | - | 93% | 0.16kPa |
| 05:00 ☾ | -2.9°C | 2.9°C | 2.2°C | - | 89% | 0.22kPa |
| 06:00 ☾ | -3.3°C | 2.9°C | 2.7°C | - | 72% | 0.26kPa |
| 07:00 | -3.8°C | 2.9°C | 3.1°C | - | 55% | 0.3kPa |
| 08:00 | -4.4°C | 3°C | 3.6°C | - | 38% | 0.35kPa |
| 09:00 | -4.6°C | 3°C | 3.3°C | - | 43% | 0.34kPa |
| 10:00 | -4.8°C | 3°C | 3.1°C | - | 48% | 0.33kPa |
| 11:00 | -5°C | 3°C | 2.8°C | - | 53% | 0.33kPa |
| 12:00 | -4.6°C | 3°C | 1.4°C | - | 39% | 0.24kPa |
| 13:00 | -4.4°C | 2.9°C | 0.07°C | - | 25% | 0.17kPa |
| 14:00 | -4.4°C | 2.8°C | -1.3°C | - | 10% | 0.12kPa |
| 15:00 | -4.3°C | 2.8°C | -1.6°C | - | 8% | 0.1kPa |
| 16:00 | -4.1°C | 2.8°C | -1.9°C | - | 7% | 0.08kPa |
| 17:00 | -4°C | 2.8°C | -2.2°C | - | 5% | 0.07kPa |
| 18:00 | -4.2°C | 2.8°C | -2.2°C | - | 5% | 0.07kPa |
| 19:00 | -4.4°C | 2.8°C | -2.1°C | - | 5% | 0.08kPa |
| 20:00 ☾ | -4.6°C | 2.8°C | -2.1°C | - | 5% | 0.09kPa |
How to read: these inputs help produce the derived score; they are not requirements by themselves.
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